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-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/.cvsignore3
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/Makefile.in88
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/asctime.c138
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/ialloc.c86
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/localtime.c2053
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/patch-icu-tzcode475
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/private.h368
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/readme.txt90
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/scheck.c63
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/tz.alias4
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/tz2icu.cpp24
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/tzfile.h180
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/tzselect.ksh308
-rw-r--r--Build/source/libs/icu-xetex/tools/tzcode/zic.c2948
14 files changed, 6274 insertions, 554 deletions
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/.cvsignore b/Build/source/libs/icu-xetex/tools/tzcode/.cvsignore
new file mode 100644
index 00000000000..632975a3a70
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/.cvsignore
@@ -0,0 +1,3 @@
+Makefile
+tz2icu
+zic
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/Makefile.in b/Build/source/libs/icu-xetex/tools/tzcode/Makefile.in
new file mode 100644
index 00000000000..af9ff6e9d0a
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/Makefile.in
@@ -0,0 +1,88 @@
+# Some Portions Copyright (c) 2006 IBM and others. All Rights Reserved.
+
+srcdir = @srcdir@
+top_srcdir = @top_srcdir@
+
+top_builddir = ../..
+
+subdir = tools/tzcode
+
+include $(top_builddir)/icudefs.mk
+
+OBJECTS= zic.o localtime.o asctime.o scheck.o ialloc.o
+TZDATA = $(firstword $(wildcard ./tzdata*.tar.gz) $(wildcard $(srcdir)/tzdata*.tar.gz))
+
+ifeq ($(TZDATA),)
+all:
+ @echo ERROR tzdata*.tar.gz can\'t be found.
+ @false
+else
+all: icu_data
+endif
+
+PRIMARY_YDATA= africa antarctica asia australasia \
+ europe northamerica southamerica
+YDATA= $(PRIMARY_YDATA) pacificnew etcetera factory backward
+NDATA= systemv
+SDATA= solar87 solar88 solar89
+TDATA= $(YDATA) $(NDATA) $(SDATA)
+YEARISTYPE= ./yearistype
+
+ZIC = ./zic
+TZDIR=zoneinfo
+
+CFLAGS+=-D_POSIX_C_SOURCE
+CPPFLAGS+= -DTZDIR=\"$(TZDIR)\"
+
+# more data
+XDATA=zone.tab yearistype.sh leapseconds iso3166.tab
+ICUDATA=ZoneMetaData.java icu_zone.txt tz2icu zoneinfo.txt
+
+
+
+zic: $(OBJECTS) yearistype $(srcdir)/tz2icu.h
+ $(CC) $(CFLAGS) $(LFLAGS) -I$(srcdir) $(OBJECTS) $(LDLIBS) -o $@
+
+tz2icu: $(srcdir)/tz2icu.cpp $(srcdir)/tz2icu.h
+ $(CXX) -W -Wall -I$(srcdir) -pedantic $(srcdir)/tz2icu.cpp -o $@
+
+yearistype.sh: $(TZDATA)
+ gunzip -d < $(TZDATA) | tar xf -
+
+yearistype: yearistype.sh
+ cp yearistype.sh yearistype
+ chmod +x yearistype
+
+tz.alias: $(srcdir)/tz.alias
+ cp $< .
+
+posix_only: zic $(TDATA)
+ $(ZIC) -y $(YEARISTYPE) -d $(TZDIR) -L /dev/null $(TDATA)
+
+
+icu_data: tz2icu posix_only tz.alias
+ ./tz2icu $(TZDIR) zone.tab `echo $(TZDATA) | sed -e "s/.*\/tzdata//;s/\.tar\.gz$$//"`
+
+clean:
+ -rm -f core *.o *.out zdump zic yearistype date
+ @echo ICU specific cleanup:
+ -rm -f $(ICUDATA)
+ -rm -rf $(TZDIR)
+ifneq ($(srcdir),.)
+ -$(RMV) tz.alias
+endif
+ifneq ($(TZDATA),)
+ -rm -rf `gunzip -d < $(TZDATA) | tar tf - | grep -o '[^ ]*$$' | tr '\n' ' '`
+endif
+
+dataclean: clean
+ -rm -f $(TDATA) $(XDATA)
+
+distclean: dataclean clean
+ -rm -f Makefile
+
+Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
+ cd $(top_builddir) \
+ && CONFIG_FILES=$(subdir)/$@ CONFIG_HEADERS= $(SHELL) ./config.status
+
+
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/asctime.c b/Build/source/libs/icu-xetex/tools/tzcode/asctime.c
new file mode 100644
index 00000000000..e0804f16f4d
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/asctime.c
@@ -0,0 +1,138 @@
+/*
+** This file is in the public domain, so clarified as of
+** 1996-06-05 by Arthur David Olson.
+*/
+
+/*
+** Avoid the temptation to punt entirely to strftime;
+** the output of strftime is supposed to be locale specific
+** whereas the output of asctime is supposed to be constant.
+*/
+
+#ifndef lint
+#ifndef NOID
+static char elsieid[] = "@(#)asctime.c 8.2";
+#endif /* !defined NOID */
+#endif /* !defined lint */
+
+/*LINTLIBRARY*/
+
+#include "private.h"
+#include "tzfile.h"
+
+/*
+** Some systems only handle "%.2d"; others only handle "%02d";
+** "%02.2d" makes (most) everybody happy.
+** At least some versions of gcc warn about the %02.2d;
+** we conditionalize below to avoid the warning.
+*/
+/*
+** All years associated with 32-bit time_t values are exactly four digits long;
+** some years associated with 64-bit time_t values are not.
+** Vintage programs are coded for years that are always four digits long
+** and may assume that the newline always lands in the same place.
+** For years that are less than four digits, we pad the output with
+** leading zeroes to get the newline in the traditional place.
+** The -4 ensures that we get four characters of output even if
+** we call a strftime variant that produces fewer characters for some years.
+** The ISO C 1999 and POSIX 1003.1-2004 standards prohibit padding the year,
+** but many implementations pad anyway; most likely the standards are buggy.
+*/
+#ifdef __GNUC__
+#define ASCTIME_FMT "%.3s %.3s%3d %2.2d:%2.2d:%2.2d %-4s\n"
+#else /* !defined __GNUC__ */
+#define ASCTIME_FMT "%.3s %.3s%3d %02.2d:%02.2d:%02.2d %-4s\n"
+#endif /* !defined __GNUC__ */
+/*
+** For years that are more than four digits we put extra spaces before the year
+** so that code trying to overwrite the newline won't end up overwriting
+** a digit within a year and truncating the year (operating on the assumption
+** that no output is better than wrong output).
+*/
+#ifdef __GNUC__
+#define ASCTIME_FMT_B "%.3s %.3s%3d %2.2d:%2.2d:%2.2d %s\n"
+#else /* !defined __GNUC__ */
+#define ASCTIME_FMT_B "%.3s %.3s%3d %02.2d:%02.2d:%02.2d %s\n"
+#endif /* !defined __GNUC__ */
+
+#define STD_ASCTIME_BUF_SIZE 26
+/*
+** Big enough for something such as
+** ??? ???-2147483648 -2147483648:-2147483648:-2147483648 -2147483648\n
+** (two three-character abbreviations, five strings denoting integers,
+** seven explicit spaces, two explicit colons, a newline,
+** and a trailing ASCII nul).
+** The values above are for systems where an int is 32 bits and are provided
+** as an example; the define below calculates the maximum for the system at
+** hand.
+*/
+#define MAX_ASCTIME_BUF_SIZE (2*3+5*INT_STRLEN_MAXIMUM(int)+7+2+1+1)
+
+static char buf_asctime[MAX_ASCTIME_BUF_SIZE];
+
+/*
+** A la ISO/IEC 9945-1, ANSI/IEEE Std 1003.1, 2004 Edition.
+*/
+
+char *
+asctime_r(timeptr, buf)
+register const struct tm * timeptr;
+char * buf;
+{
+ static const char wday_name[][3] = {
+ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
+ };
+ static const char mon_name[][3] = {
+ "Jan", "Feb", "Mar", "Apr", "May", "Jun",
+ "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
+ };
+ register const char * wn;
+ register const char * mn;
+ char year[INT_STRLEN_MAXIMUM(int) + 2];
+ char result[MAX_ASCTIME_BUF_SIZE];
+
+ if (timeptr->tm_wday < 0 || timeptr->tm_wday >= DAYSPERWEEK)
+ wn = "???";
+ else wn = wday_name[timeptr->tm_wday];
+ if (timeptr->tm_mon < 0 || timeptr->tm_mon >= MONSPERYEAR)
+ mn = "???";
+ else mn = mon_name[timeptr->tm_mon];
+ /*
+ ** Use strftime's %Y to generate the year, to avoid overflow problems
+ ** when computing timeptr->tm_year + TM_YEAR_BASE.
+ ** Assume that strftime is unaffected by other out-of-range members
+ ** (e.g., timeptr->tm_mday) when processing "%Y".
+ */
+ (void) strftime(year, sizeof year, "%Y", timeptr);
+ /*
+ ** We avoid using snprintf since it's not available on all systems.
+ */
+ (void) sprintf(result,
+ ((strlen(year) <= 4) ? ASCTIME_FMT : ASCTIME_FMT_B),
+ wn, mn,
+ timeptr->tm_mday, timeptr->tm_hour,
+ timeptr->tm_min, timeptr->tm_sec,
+ year);
+ if (strlen(result) < STD_ASCTIME_BUF_SIZE || buf == buf_asctime) {
+ (void) strcpy(buf, result);
+ return buf;
+ } else {
+#ifdef EOVERFLOW
+ errno = EOVERFLOW;
+#else /* !defined EOVERFLOW */
+ errno = EINVAL;
+#endif /* !defined EOVERFLOW */
+ return NULL;
+ }
+}
+
+/*
+** A la ISO/IEC 9945-1, ANSI/IEEE Std 1003.1, 2004 Edition.
+*/
+
+char *
+asctime(timeptr)
+register const struct tm * timeptr;
+{
+ return asctime_r(timeptr, buf_asctime);
+}
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/ialloc.c b/Build/source/libs/icu-xetex/tools/tzcode/ialloc.c
new file mode 100644
index 00000000000..1fc2035f452
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/ialloc.c
@@ -0,0 +1,86 @@
+/*
+** This file is in the public domain, so clarified as of
+** 2006-07-17 by Arthur David Olson.
+*/
+
+#ifndef lint
+#ifndef NOID
+static char elsieid[] = "@(#)ialloc.c 8.30";
+#endif /* !defined NOID */
+#endif /* !defined lint */
+
+/*LINTLIBRARY*/
+
+#include "private.h"
+
+#define nonzero(n) (((n) == 0) ? 1 : (n))
+
+char *
+imalloc(n)
+const int n;
+{
+ return malloc((size_t) nonzero(n));
+}
+
+char *
+icalloc(nelem, elsize)
+int nelem;
+int elsize;
+{
+ if (nelem == 0 || elsize == 0)
+ nelem = elsize = 1;
+ return calloc((size_t) nelem, (size_t) elsize);
+}
+
+void *
+irealloc(pointer, size)
+void * const pointer;
+const int size;
+{
+ if (pointer == NULL)
+ return imalloc(size);
+ return realloc((void *) pointer, (size_t) nonzero(size));
+}
+
+char *
+icatalloc(old, new)
+char * const old;
+const char * const new;
+{
+ register char * result;
+ register int oldsize, newsize;
+
+ newsize = (new == NULL) ? 0 : strlen(new);
+ if (old == NULL)
+ oldsize = 0;
+ else if (newsize == 0)
+ return old;
+ else oldsize = strlen(old);
+ if ((result = irealloc(old, oldsize + newsize + 1)) != NULL)
+ if (new != NULL)
+ (void) strcpy(result + oldsize, new);
+ return result;
+}
+
+char *
+icpyalloc(string)
+const char * const string;
+{
+ return icatalloc((char *) NULL, string);
+}
+
+void
+ifree(p)
+char * const p;
+{
+ if (p != NULL)
+ (void) free(p);
+}
+
+void
+icfree(p)
+char * const p;
+{
+ if (p != NULL)
+ (void) free(p);
+}
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/localtime.c b/Build/source/libs/icu-xetex/tools/tzcode/localtime.c
new file mode 100644
index 00000000000..1fdfbdbb312
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/localtime.c
@@ -0,0 +1,2053 @@
+/*
+** This file is in the public domain, so clarified as of
+** 1996-06-05 by Arthur David Olson.
+*/
+
+#ifndef lint
+#ifndef NOID
+static char elsieid[] = "@(#)localtime.c 8.5";
+#endif /* !defined NOID */
+#endif /* !defined lint */
+
+/*
+** Leap second handling from Bradley White.
+** POSIX-style TZ environment variable handling from Guy Harris.
+*/
+
+/*LINTLIBRARY*/
+
+#include "private.h"
+#include "tzfile.h"
+#include "fcntl.h"
+#include "float.h" /* for FLT_MAX and DBL_MAX */
+
+#ifndef TZ_ABBR_MAX_LEN
+#define TZ_ABBR_MAX_LEN 16
+#endif /* !defined TZ_ABBR_MAX_LEN */
+
+#ifndef TZ_ABBR_CHAR_SET
+#define TZ_ABBR_CHAR_SET \
+ "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789 :+-._"
+#endif /* !defined TZ_ABBR_CHAR_SET */
+
+#ifndef TZ_ABBR_ERR_CHAR
+#define TZ_ABBR_ERR_CHAR '_'
+#endif /* !defined TZ_ABBR_ERR_CHAR */
+
+/*
+** SunOS 4.1.1 headers lack O_BINARY.
+*/
+
+#ifdef O_BINARY
+#define OPEN_MODE (O_RDONLY | O_BINARY)
+#endif /* defined O_BINARY */
+#ifndef O_BINARY
+#define OPEN_MODE O_RDONLY
+#endif /* !defined O_BINARY */
+
+#ifndef WILDABBR
+/*
+** Someone might make incorrect use of a time zone abbreviation:
+** 1. They might reference tzname[0] before calling tzset (explicitly
+** or implicitly).
+** 2. They might reference tzname[1] before calling tzset (explicitly
+** or implicitly).
+** 3. They might reference tzname[1] after setting to a time zone
+** in which Daylight Saving Time is never observed.
+** 4. They might reference tzname[0] after setting to a time zone
+** in which Standard Time is never observed.
+** 5. They might reference tm.TM_ZONE after calling offtime.
+** What's best to do in the above cases is open to debate;
+** for now, we just set things up so that in any of the five cases
+** WILDABBR is used. Another possibility: initialize tzname[0] to the
+** string "tzname[0] used before set", and similarly for the other cases.
+** And another: initialize tzname[0] to "ERA", with an explanation in the
+** manual page of what this "time zone abbreviation" means (doing this so
+** that tzname[0] has the "normal" length of three characters).
+*/
+#define WILDABBR " "
+#endif /* !defined WILDABBR */
+
+static char wildabbr[] = WILDABBR;
+
+static const char gmt[] = "GMT";
+
+/*
+** The DST rules to use if TZ has no rules and we can't load TZDEFRULES.
+** We default to US rules as of 1999-08-17.
+** POSIX 1003.1 section 8.1.1 says that the default DST rules are
+** implementation dependent; for historical reasons, US rules are a
+** common default.
+*/
+#ifndef TZDEFRULESTRING
+#define TZDEFRULESTRING ",M4.1.0,M10.5.0"
+#endif /* !defined TZDEFDST */
+
+struct ttinfo { /* time type information */
+ long tt_gmtoff; /* UTC offset in seconds */
+ int tt_isdst; /* used to set tm_isdst */
+ int tt_abbrind; /* abbreviation list index */
+ int tt_ttisstd; /* TRUE if transition is std time */
+ int tt_ttisgmt; /* TRUE if transition is UTC */
+};
+
+struct lsinfo { /* leap second information */
+ time_t ls_trans; /* transition time */
+ long ls_corr; /* correction to apply */
+};
+
+#define BIGGEST(a, b) (((a) > (b)) ? (a) : (b))
+
+#ifdef TZNAME_MAX
+#define MY_TZNAME_MAX TZNAME_MAX
+#endif /* defined TZNAME_MAX */
+#ifndef TZNAME_MAX
+#define MY_TZNAME_MAX 255
+#endif /* !defined TZNAME_MAX */
+
+struct state {
+ int leapcnt;
+ int timecnt;
+ int typecnt;
+ int charcnt;
+ int goback;
+ int goahead;
+ time_t ats[TZ_MAX_TIMES];
+ unsigned char types[TZ_MAX_TIMES];
+ struct ttinfo ttis[TZ_MAX_TYPES];
+ char chars[BIGGEST(BIGGEST(TZ_MAX_CHARS + 1, sizeof gmt),
+ (2 * (MY_TZNAME_MAX + 1)))];
+ struct lsinfo lsis[TZ_MAX_LEAPS];
+};
+
+struct rule {
+ int r_type; /* type of rule--see below */
+ int r_day; /* day number of rule */
+ int r_week; /* week number of rule */
+ int r_mon; /* month number of rule */
+ long r_time; /* transition time of rule */
+};
+
+#define JULIAN_DAY 0 /* Jn - Julian day */
+#define DAY_OF_YEAR 1 /* n - day of year */
+#define MONTH_NTH_DAY_OF_WEEK 2 /* Mm.n.d - month, week, day of week */
+
+/*
+** Prototypes for static functions.
+*/
+
+static long detzcode P((const char * codep));
+static time_t detzcode64 P((const char * codep));
+static int differ_by_repeat P((time_t t1, time_t t0));
+static const char * getzname P((const char * strp));
+static const char * getqzname P((const char * strp, const int delim));
+static const char * getnum P((const char * strp, int * nump, int min,
+ int max));
+static const char * getsecs P((const char * strp, long * secsp));
+static const char * getoffset P((const char * strp, long * offsetp));
+static const char * getrule P((const char * strp, struct rule * rulep));
+static void gmtload P((struct state * sp));
+static struct tm * gmtsub P((const time_t * timep, long offset,
+ struct tm * tmp));
+static struct tm * localsub P((const time_t * timep, long offset,
+ struct tm * tmp));
+static int increment_overflow P((int * number, int delta));
+static int leaps_thru_end_of P((int y));
+static int long_increment_overflow P((long * number, int delta));
+static int long_normalize_overflow P((long * tensptr,
+ int * unitsptr, int base));
+static int normalize_overflow P((int * tensptr, int * unitsptr,
+ int base));
+static void settzname P((void));
+static time_t time1 P((struct tm * tmp,
+ struct tm * (*funcp) P((const time_t *,
+ long, struct tm *)),
+ long offset));
+static time_t time2 P((struct tm *tmp,
+ struct tm * (*funcp) P((const time_t *,
+ long, struct tm*)),
+ long offset, int * okayp));
+static time_t time2sub P((struct tm *tmp,
+ struct tm * (*funcp) P((const time_t *,
+ long, struct tm*)),
+ long offset, int * okayp, int do_norm_secs));
+static struct tm * timesub P((const time_t * timep, long offset,
+ const struct state * sp, struct tm * tmp));
+static int tmcomp P((const struct tm * atmp,
+ const struct tm * btmp));
+static time_t transtime P((time_t janfirst, int year,
+ const struct rule * rulep, long offset));
+static int tzload P((const char * name, struct state * sp,
+ int doextend));
+static int tzparse P((const char * name, struct state * sp,
+ int lastditch));
+
+#ifdef ALL_STATE
+static struct state * lclptr;
+static struct state * gmtptr;
+#endif /* defined ALL_STATE */
+
+#ifndef ALL_STATE
+static struct state lclmem;
+static struct state gmtmem;
+#define lclptr (&lclmem)
+#define gmtptr (&gmtmem)
+#endif /* State Farm */
+
+#ifndef TZ_STRLEN_MAX
+#define TZ_STRLEN_MAX 255
+#endif /* !defined TZ_STRLEN_MAX */
+
+static char lcl_TZname[TZ_STRLEN_MAX + 1];
+static int lcl_is_set;
+static int gmt_is_set;
+
+char * tzname[2] = {
+ wildabbr,
+ wildabbr
+};
+
+/*
+** Section 4.12.3 of X3.159-1989 requires that
+** Except for the strftime function, these functions [asctime,
+** ctime, gmtime, localtime] return values in one of two static
+** objects: a broken-down time structure and an array of char.
+** Thanks to Paul Eggert for noting this.
+*/
+
+static struct tm tm;
+
+#ifdef USG_COMPAT
+time_t timezone = 0;
+int daylight = 0;
+#endif /* defined USG_COMPAT */
+
+#ifdef ALTZONE
+time_t altzone = 0;
+#endif /* defined ALTZONE */
+
+static long
+detzcode(codep)
+const char * const codep;
+{
+ register long result;
+ register int i;
+
+ result = (codep[0] & 0x80) ? ~0L : 0;
+ for (i = 0; i < 4; ++i)
+ result = (result << 8) | (codep[i] & 0xff);
+ return result;
+}
+
+static time_t
+detzcode64(codep)
+const char * const codep;
+{
+ register time_t result;
+ register int i;
+
+ result = (codep[0] & 0x80) ? (~(int_fast64_t) 0) : 0;
+ for (i = 0; i < 8; ++i)
+ result = result * 256 + (codep[i] & 0xff);
+ return result;
+}
+
+static void
+settzname P((void))
+{
+ register struct state * const sp = lclptr;
+ register int i;
+
+ tzname[0] = wildabbr;
+ tzname[1] = wildabbr;
+#ifdef USG_COMPAT
+ daylight = 0;
+ timezone = 0;
+#endif /* defined USG_COMPAT */
+#ifdef ALTZONE
+ altzone = 0;
+#endif /* defined ALTZONE */
+#ifdef ALL_STATE
+ if (sp == NULL) {
+ tzname[0] = tzname[1] = gmt;
+ return;
+ }
+#endif /* defined ALL_STATE */
+ for (i = 0; i < sp->typecnt; ++i) {
+ register const struct ttinfo * const ttisp = &sp->ttis[i];
+
+ tzname[ttisp->tt_isdst] =
+ &sp->chars[ttisp->tt_abbrind];
+#ifdef USG_COMPAT
+ if (ttisp->tt_isdst)
+ daylight = 1;
+ if (i == 0 || !ttisp->tt_isdst)
+ timezone = -(ttisp->tt_gmtoff);
+#endif /* defined USG_COMPAT */
+#ifdef ALTZONE
+ if (i == 0 || ttisp->tt_isdst)
+ altzone = -(ttisp->tt_gmtoff);
+#endif /* defined ALTZONE */
+ }
+ /*
+ ** And to get the latest zone names into tzname. . .
+ */
+ for (i = 0; i < sp->timecnt; ++i) {
+ register const struct ttinfo * const ttisp =
+ &sp->ttis[
+ sp->types[i]];
+
+ tzname[ttisp->tt_isdst] =
+ &sp->chars[ttisp->tt_abbrind];
+ }
+ /*
+ ** Finally, scrub the abbreviations.
+ ** First, replace bogus characters.
+ */
+ for (i = 0; i < sp->charcnt; ++i)
+ if (strchr(TZ_ABBR_CHAR_SET, sp->chars[i]) == NULL)
+ sp->chars[i] = TZ_ABBR_ERR_CHAR;
+ /*
+ ** Second, truncate long abbreviations.
+ */
+ for (i = 0; i < sp->typecnt; ++i) {
+ register const struct ttinfo * const ttisp = &sp->ttis[i];
+ register char * cp = &sp->chars[ttisp->tt_abbrind];
+
+ if (strlen(cp) > TZ_ABBR_MAX_LEN &&
+ strcmp(cp, GRANDPARENTED) != 0)
+ *(cp + TZ_ABBR_MAX_LEN) = '\0';
+ }
+}
+
+static int
+differ_by_repeat(t1, t0)
+const time_t t1;
+const time_t t0;
+{
+ if (TYPE_INTEGRAL(time_t) &&
+ TYPE_BIT(time_t) - TYPE_SIGNED(time_t) < SECSPERREPEAT_BITS)
+ return 0;
+ return t1 - t0 == SECSPERREPEAT;
+}
+
+static int
+tzload(name, sp, doextend)
+register const char * name;
+register struct state * const sp;
+register const int doextend;
+{
+ register const char * p;
+ register int i;
+ register int fid;
+ register int stored;
+ register int nread;
+ union {
+ struct tzhead tzhead;
+ char buf[2 * sizeof(struct tzhead) +
+ 2 * sizeof *sp +
+ 4 * TZ_MAX_TIMES];
+ } u;
+
+ if (name == NULL && (name = TZDEFAULT) == NULL)
+ return -1;
+ {
+ register int doaccess;
+ /*
+ ** Section 4.9.1 of the C standard says that
+ ** "FILENAME_MAX expands to an integral constant expression
+ ** that is the size needed for an array of char large enough
+ ** to hold the longest file name string that the implementation
+ ** guarantees can be opened."
+ */
+ char fullname[FILENAME_MAX + 1];
+
+ if (name[0] == ':')
+ ++name;
+ doaccess = name[0] == '/';
+ if (!doaccess) {
+ if ((p = TZDIR) == NULL)
+ return -1;
+ if ((strlen(p) + strlen(name) + 1) >= sizeof fullname)
+ return -1;
+ (void) strcpy(fullname, p);
+ (void) strcat(fullname, "/");
+ (void) strcat(fullname, name);
+ /*
+ ** Set doaccess if '.' (as in "../") shows up in name.
+ */
+ if (strchr(name, '.') != NULL)
+ doaccess = TRUE;
+ name = fullname;
+ }
+ if (doaccess && access(name, R_OK) != 0)
+ return -1;
+ if ((fid = open(name, OPEN_MODE)) == -1)
+ return -1;
+ }
+ nread = read(fid, u.buf, sizeof u.buf);
+ if (close(fid) < 0 || nread <= 0)
+ return -1;
+ for (stored = 4; stored <= 8; stored *= 2) {
+ int ttisstdcnt;
+ int ttisgmtcnt;
+
+ ttisstdcnt = (int) detzcode(u.tzhead.tzh_ttisstdcnt);
+ ttisgmtcnt = (int) detzcode(u.tzhead.tzh_ttisgmtcnt);
+ sp->leapcnt = (int) detzcode(u.tzhead.tzh_leapcnt);
+ sp->timecnt = (int) detzcode(u.tzhead.tzh_timecnt);
+ sp->typecnt = (int) detzcode(u.tzhead.tzh_typecnt);
+ sp->charcnt = (int) detzcode(u.tzhead.tzh_charcnt);
+ p = u.tzhead.tzh_charcnt + sizeof u.tzhead.tzh_charcnt;
+ if (sp->leapcnt < 0 || sp->leapcnt > TZ_MAX_LEAPS ||
+ sp->typecnt <= 0 || sp->typecnt > TZ_MAX_TYPES ||
+ sp->timecnt < 0 || sp->timecnt > TZ_MAX_TIMES ||
+ sp->charcnt < 0 || sp->charcnt > TZ_MAX_CHARS ||
+ (ttisstdcnt != sp->typecnt && ttisstdcnt != 0) ||
+ (ttisgmtcnt != sp->typecnt && ttisgmtcnt != 0))
+ return -1;
+ if (nread - (p - u.buf) <
+ sp->timecnt * stored + /* ats */
+ sp->timecnt + /* types */
+ sp->typecnt * 6 + /* ttinfos */
+ sp->charcnt + /* chars */
+ sp->leapcnt * (stored + 4) + /* lsinfos */
+ ttisstdcnt + /* ttisstds */
+ ttisgmtcnt) /* ttisgmts */
+ return -1;
+ for (i = 0; i < sp->timecnt; ++i) {
+ sp->ats[i] = (stored == 4) ?
+ detzcode(p) : detzcode64(p);
+ p += stored;
+ }
+ for (i = 0; i < sp->timecnt; ++i) {
+ sp->types[i] = (unsigned char) *p++;
+ if (sp->types[i] >= sp->typecnt)
+ return -1;
+ }
+ for (i = 0; i < sp->typecnt; ++i) {
+ register struct ttinfo * ttisp;
+
+ ttisp = &sp->ttis[i];
+ ttisp->tt_gmtoff = detzcode(p);
+ p += 4;
+ ttisp->tt_isdst = (unsigned char) *p++;
+ if (ttisp->tt_isdst != 0 && ttisp->tt_isdst != 1)
+ return -1;
+ ttisp->tt_abbrind = (unsigned char) *p++;
+ if (ttisp->tt_abbrind < 0 ||
+ ttisp->tt_abbrind > sp->charcnt)
+ return -1;
+ }
+ for (i = 0; i < sp->charcnt; ++i)
+ sp->chars[i] = *p++;
+ sp->chars[i] = '\0'; /* ensure '\0' at end */
+ for (i = 0; i < sp->leapcnt; ++i) {
+ register struct lsinfo * lsisp;
+
+ lsisp = &sp->lsis[i];
+ lsisp->ls_trans = (stored == 4) ?
+ detzcode(p) : detzcode64(p);
+ p += stored;
+ lsisp->ls_corr = detzcode(p);
+ p += 4;
+ }
+ for (i = 0; i < sp->typecnt; ++i) {
+ register struct ttinfo * ttisp;
+
+ ttisp = &sp->ttis[i];
+ if (ttisstdcnt == 0)
+ ttisp->tt_ttisstd = FALSE;
+ else {
+ ttisp->tt_ttisstd = *p++;
+ if (ttisp->tt_ttisstd != TRUE &&
+ ttisp->tt_ttisstd != FALSE)
+ return -1;
+ }
+ }
+ for (i = 0; i < sp->typecnt; ++i) {
+ register struct ttinfo * ttisp;
+
+ ttisp = &sp->ttis[i];
+ if (ttisgmtcnt == 0)
+ ttisp->tt_ttisgmt = FALSE;
+ else {
+ ttisp->tt_ttisgmt = *p++;
+ if (ttisp->tt_ttisgmt != TRUE &&
+ ttisp->tt_ttisgmt != FALSE)
+ return -1;
+ }
+ }
+ /*
+ ** Out-of-sort ats should mean we're running on a
+ ** signed time_t system but using a data file with
+ ** unsigned values (or vice versa).
+ */
+ for (i = 0; i < sp->timecnt - 2; ++i)
+ if (sp->ats[i] > sp->ats[i + 1]) {
+ ++i;
+ if (TYPE_SIGNED(time_t)) {
+ /*
+ ** Ignore the end (easy).
+ */
+ sp->timecnt = i;
+ } else {
+ /*
+ ** Ignore the beginning (harder).
+ */
+ register int j;
+
+ for (j = 0; j + i < sp->timecnt; ++j) {
+ sp->ats[j] = sp->ats[j + i];
+ sp->types[j] = sp->types[j + i];
+ }
+ sp->timecnt = j;
+ }
+ break;
+ }
+ /*
+ ** If this is an old file, we're done.
+ */
+ if (u.tzhead.tzh_version[0] == '\0')
+ break;
+ nread -= p - u.buf;
+ for (i = 0; i < nread; ++i)
+ u.buf[i] = p[i];
+ /*
+ ** If this is a narrow integer time_t system, we're done.
+ */
+ if (stored >= (int) sizeof(time_t) && TYPE_INTEGRAL(time_t))
+ break;
+ }
+ if (doextend && nread > 2 &&
+ u.buf[0] == '\n' && u.buf[nread - 1] == '\n' &&
+ sp->typecnt + 2 <= TZ_MAX_TYPES) {
+ struct state ts;
+ register int result;
+
+ u.buf[nread - 1] = '\0';
+ result = tzparse(&u.buf[1], &ts, FALSE);
+ if (result == 0 && ts.typecnt == 2 &&
+ sp->charcnt + ts.charcnt <= TZ_MAX_CHARS) {
+ for (i = 0; i < 2; ++i)
+ ts.ttis[i].tt_abbrind +=
+ sp->charcnt;
+ for (i = 0; i < ts.charcnt; ++i)
+ sp->chars[sp->charcnt++] =
+ ts.chars[i];
+ i = 0;
+ while (i < ts.timecnt &&
+ ts.ats[i] <=
+ sp->ats[sp->timecnt - 1])
+ ++i;
+ while (i < ts.timecnt &&
+ sp->timecnt < TZ_MAX_TIMES) {
+ sp->ats[sp->timecnt] =
+ ts.ats[i];
+ sp->types[sp->timecnt] =
+ sp->typecnt +
+ ts.types[i];
+ ++sp->timecnt;
+ ++i;
+ }
+ sp->ttis[sp->typecnt++] = ts.ttis[0];
+ sp->ttis[sp->typecnt++] = ts.ttis[1];
+ }
+ }
+ i = 2 * YEARSPERREPEAT;
+ sp->goback = sp->goahead = sp->timecnt > i;
+ sp->goback = sp->goback && sp->types[i] == sp->types[0] &&
+ differ_by_repeat(sp->ats[i], sp->ats[0]);
+ sp->goahead = sp->goahead &&
+ sp->types[sp->timecnt - 1] == sp->types[sp->timecnt - 1 - i] &&
+ differ_by_repeat(sp->ats[sp->timecnt - 1],
+ sp->ats[sp->timecnt - 1 - i]);
+ return 0;
+}
+
+static const int mon_lengths[2][MONSPERYEAR] = {
+ { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 },
+ { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }
+};
+
+static const int year_lengths[2] = {
+ DAYSPERNYEAR, DAYSPERLYEAR
+};
+
+/*
+** Given a pointer into a time zone string, scan until a character that is not
+** a valid character in a zone name is found. Return a pointer to that
+** character.
+*/
+
+static const char *
+getzname(strp)
+register const char * strp;
+{
+ register char c;
+
+ while ((c = *strp) != '\0' && !is_digit(c) && c != ',' && c != '-' &&
+ c != '+')
+ ++strp;
+ return strp;
+}
+
+/*
+** Given a pointer into an extended time zone string, scan until the ending
+** delimiter of the zone name is located. Return a pointer to the delimiter.
+**
+** As with getzname above, the legal character set is actually quite
+** restricted, with other characters producing undefined results.
+** We don't do any checking here; checking is done later in common-case code.
+*/
+
+static const char *
+getqzname(register const char *strp, const int delim)
+{
+ register int c;
+
+ while ((c = *strp) != '\0' && c != delim)
+ ++strp;
+ return strp;
+}
+
+/*
+** Given a pointer into a time zone string, extract a number from that string.
+** Check that the number is within a specified range; if it is not, return
+** NULL.
+** Otherwise, return a pointer to the first character not part of the number.
+*/
+
+static const char *
+getnum(strp, nump, min, max)
+register const char * strp;
+int * const nump;
+const int min;
+const int max;
+{
+ register char c;
+ register int num;
+
+ if (strp == NULL || !is_digit(c = *strp))
+ return NULL;
+ num = 0;
+ do {
+ num = num * 10 + (c - '0');
+ if (num > max)
+ return NULL; /* illegal value */
+ c = *++strp;
+ } while (is_digit(c));
+ if (num < min)
+ return NULL; /* illegal value */
+ *nump = num;
+ return strp;
+}
+
+/*
+** Given a pointer into a time zone string, extract a number of seconds,
+** in hh[:mm[:ss]] form, from the string.
+** If any error occurs, return NULL.
+** Otherwise, return a pointer to the first character not part of the number
+** of seconds.
+*/
+
+static const char *
+getsecs(strp, secsp)
+register const char * strp;
+long * const secsp;
+{
+ int num;
+
+ /*
+ ** `HOURSPERDAY * DAYSPERWEEK - 1' allows quasi-Posix rules like
+ ** "M10.4.6/26", which does not conform to Posix,
+ ** but which specifies the equivalent of
+ ** ``02:00 on the first Sunday on or after 23 Oct''.
+ */
+ strp = getnum(strp, &num, 0, HOURSPERDAY * DAYSPERWEEK - 1);
+ if (strp == NULL)
+ return NULL;
+ *secsp = num * (long) SECSPERHOUR;
+ if (*strp == ':') {
+ ++strp;
+ strp = getnum(strp, &num, 0, MINSPERHOUR - 1);
+ if (strp == NULL)
+ return NULL;
+ *secsp += num * SECSPERMIN;
+ if (*strp == ':') {
+ ++strp;
+ /* `SECSPERMIN' allows for leap seconds. */
+ strp = getnum(strp, &num, 0, SECSPERMIN);
+ if (strp == NULL)
+ return NULL;
+ *secsp += num;
+ }
+ }
+ return strp;
+}
+
+/*
+** Given a pointer into a time zone string, extract an offset, in
+** [+-]hh[:mm[:ss]] form, from the string.
+** If any error occurs, return NULL.
+** Otherwise, return a pointer to the first character not part of the time.
+*/
+
+static const char *
+getoffset(strp, offsetp)
+register const char * strp;
+long * const offsetp;
+{
+ register int neg = 0;
+
+ if (*strp == '-') {
+ neg = 1;
+ ++strp;
+ } else if (*strp == '+')
+ ++strp;
+ strp = getsecs(strp, offsetp);
+ if (strp == NULL)
+ return NULL; /* illegal time */
+ if (neg)
+ *offsetp = -*offsetp;
+ return strp;
+}
+
+/*
+** Given a pointer into a time zone string, extract a rule in the form
+** date[/time]. See POSIX section 8 for the format of "date" and "time".
+** If a valid rule is not found, return NULL.
+** Otherwise, return a pointer to the first character not part of the rule.
+*/
+
+static const char *
+getrule(strp, rulep)
+const char * strp;
+register struct rule * const rulep;
+{
+ if (*strp == 'J') {
+ /*
+ ** Julian day.
+ */
+ rulep->r_type = JULIAN_DAY;
+ ++strp;
+ strp = getnum(strp, &rulep->r_day, 1, DAYSPERNYEAR);
+ } else if (*strp == 'M') {
+ /*
+ ** Month, week, day.
+ */
+ rulep->r_type = MONTH_NTH_DAY_OF_WEEK;
+ ++strp;
+ strp = getnum(strp, &rulep->r_mon, 1, MONSPERYEAR);
+ if (strp == NULL)
+ return NULL;
+ if (*strp++ != '.')
+ return NULL;
+ strp = getnum(strp, &rulep->r_week, 1, 5);
+ if (strp == NULL)
+ return NULL;
+ if (*strp++ != '.')
+ return NULL;
+ strp = getnum(strp, &rulep->r_day, 0, DAYSPERWEEK - 1);
+ } else if (is_digit(*strp)) {
+ /*
+ ** Day of year.
+ */
+ rulep->r_type = DAY_OF_YEAR;
+ strp = getnum(strp, &rulep->r_day, 0, DAYSPERLYEAR - 1);
+ } else return NULL; /* invalid format */
+ if (strp == NULL)
+ return NULL;
+ if (*strp == '/') {
+ /*
+ ** Time specified.
+ */
+ ++strp;
+ strp = getsecs(strp, &rulep->r_time);
+ } else rulep->r_time = 2 * SECSPERHOUR; /* default = 2:00:00 */
+ return strp;
+}
+
+/*
+** Given the Epoch-relative time of January 1, 00:00:00 UTC, in a year, the
+** year, a rule, and the offset from UTC at the time that rule takes effect,
+** calculate the Epoch-relative time that rule takes effect.
+*/
+
+static time_t
+transtime(janfirst, year, rulep, offset)
+const time_t janfirst;
+const int year;
+register const struct rule * const rulep;
+const long offset;
+{
+ register int leapyear;
+ register time_t value;
+ register int i;
+ int d, m1, yy0, yy1, yy2, dow;
+
+ INITIALIZE(value);
+ leapyear = isleap(year);
+ switch (rulep->r_type) {
+
+ case JULIAN_DAY:
+ /*
+ ** Jn - Julian day, 1 == January 1, 60 == March 1 even in leap
+ ** years.
+ ** In non-leap years, or if the day number is 59 or less, just
+ ** add SECSPERDAY times the day number-1 to the time of
+ ** January 1, midnight, to get the day.
+ */
+ value = janfirst + (rulep->r_day - 1) * SECSPERDAY;
+ if (leapyear && rulep->r_day >= 60)
+ value += SECSPERDAY;
+ break;
+
+ case DAY_OF_YEAR:
+ /*
+ ** n - day of year.
+ ** Just add SECSPERDAY times the day number to the time of
+ ** January 1, midnight, to get the day.
+ */
+ value = janfirst + rulep->r_day * SECSPERDAY;
+ break;
+
+ case MONTH_NTH_DAY_OF_WEEK:
+ /*
+ ** Mm.n.d - nth "dth day" of month m.
+ */
+ value = janfirst;
+ for (i = 0; i < rulep->r_mon - 1; ++i)
+ value += mon_lengths[leapyear][i] * SECSPERDAY;
+
+ /*
+ ** Use Zeller's Congruence to get day-of-week of first day of
+ ** month.
+ */
+ m1 = (rulep->r_mon + 9) % 12 + 1;
+ yy0 = (rulep->r_mon <= 2) ? (year - 1) : year;
+ yy1 = yy0 / 100;
+ yy2 = yy0 % 100;
+ dow = ((26 * m1 - 2) / 10 +
+ 1 + yy2 + yy2 / 4 + yy1 / 4 - 2 * yy1) % 7;
+ if (dow < 0)
+ dow += DAYSPERWEEK;
+
+ /*
+ ** "dow" is the day-of-week of the first day of the month. Get
+ ** the day-of-month (zero-origin) of the first "dow" day of the
+ ** month.
+ */
+ d = rulep->r_day - dow;
+ if (d < 0)
+ d += DAYSPERWEEK;
+ for (i = 1; i < rulep->r_week; ++i) {
+ if (d + DAYSPERWEEK >=
+ mon_lengths[leapyear][rulep->r_mon - 1])
+ break;
+ d += DAYSPERWEEK;
+ }
+
+ /*
+ ** "d" is the day-of-month (zero-origin) of the day we want.
+ */
+ value += d * SECSPERDAY;
+ break;
+ }
+
+ /*
+ ** "value" is the Epoch-relative time of 00:00:00 UTC on the day in
+ ** question. To get the Epoch-relative time of the specified local
+ ** time on that day, add the transition time and the current offset
+ ** from UTC.
+ */
+ return value + rulep->r_time + offset;
+}
+
+/*
+** Given a POSIX section 8-style TZ string, fill in the rule tables as
+** appropriate.
+*/
+
+static int
+tzparse(name, sp, lastditch)
+const char * name;
+register struct state * const sp;
+const int lastditch;
+{
+ const char * stdname;
+ const char * dstname;
+ size_t stdlen;
+ size_t dstlen;
+ long stdoffset;
+ long dstoffset;
+ register time_t * atp;
+ register unsigned char * typep;
+ register char * cp;
+ register int load_result;
+
+ INITIALIZE(dstname);
+ stdname = name;
+ if (lastditch) {
+ stdlen = strlen(name); /* length of standard zone name */
+ name += stdlen;
+ if (stdlen >= sizeof sp->chars)
+ stdlen = (sizeof sp->chars) - 1;
+ stdoffset = 0;
+ } else {
+ if (*name == '<') {
+ name++;
+ stdname = name;
+ name = getqzname(name, '>');
+ if (*name != '>')
+ return (-1);
+ stdlen = name - stdname;
+ name++;
+ } else {
+ name = getzname(name);
+ stdlen = name - stdname;
+ }
+ if (*name == '\0')
+ return -1;
+ name = getoffset(name, &stdoffset);
+ if (name == NULL)
+ return -1;
+ }
+ load_result = tzload(TZDEFRULES, sp, FALSE);
+ if (load_result != 0)
+ sp->leapcnt = 0; /* so, we're off a little */
+ if (*name != '\0') {
+ if (*name == '<') {
+ dstname = ++name;
+ name = getqzname(name, '>');
+ if (*name != '>')
+ return -1;
+ dstlen = name - dstname;
+ name++;
+ } else {
+ dstname = name;
+ name = getzname(name);
+ dstlen = name - dstname; /* length of DST zone name */
+ }
+ if (*name != '\0' && *name != ',' && *name != ';') {
+ name = getoffset(name, &dstoffset);
+ if (name == NULL)
+ return -1;
+ } else dstoffset = stdoffset - SECSPERHOUR;
+ if (*name == '\0' && load_result != 0)
+ name = TZDEFRULESTRING;
+ if (*name == ',' || *name == ';') {
+ struct rule start;
+ struct rule end;
+ register int year;
+ register time_t janfirst;
+ time_t starttime;
+ time_t endtime;
+
+ ++name;
+ if ((name = getrule(name, &start)) == NULL)
+ return -1;
+ if (*name++ != ',')
+ return -1;
+ if ((name = getrule(name, &end)) == NULL)
+ return -1;
+ if (*name != '\0')
+ return -1;
+ sp->typecnt = 2; /* standard time and DST */
+ /*
+ ** Two transitions per year, from EPOCH_YEAR forward.
+ */
+ sp->ttis[0].tt_gmtoff = -dstoffset;
+ sp->ttis[0].tt_isdst = 1;
+ sp->ttis[0].tt_abbrind = stdlen + 1;
+ sp->ttis[1].tt_gmtoff = -stdoffset;
+ sp->ttis[1].tt_isdst = 0;
+ sp->ttis[1].tt_abbrind = 0;
+ atp = sp->ats;
+ typep = sp->types;
+ janfirst = 0;
+ sp->timecnt = 0;
+ for (year = EPOCH_YEAR;
+ sp->timecnt + 2 <= TZ_MAX_TIMES;
+ ++year) {
+ time_t newfirst;
+
+ starttime = transtime(janfirst, year, &start,
+ stdoffset);
+ endtime = transtime(janfirst, year, &end,
+ dstoffset);
+ if (starttime > endtime) {
+ *atp++ = endtime;
+ *typep++ = 1; /* DST ends */
+ *atp++ = starttime;
+ *typep++ = 0; /* DST begins */
+ } else {
+ *atp++ = starttime;
+ *typep++ = 0; /* DST begins */
+ *atp++ = endtime;
+ *typep++ = 1; /* DST ends */
+ }
+ sp->timecnt += 2;
+ newfirst = janfirst;
+ newfirst += year_lengths[isleap(year)] *
+ SECSPERDAY;
+ if (newfirst <= janfirst)
+ break;
+ janfirst = newfirst;
+ }
+ } else {
+ register long theirstdoffset;
+ register long theirdstoffset;
+ register long theiroffset;
+ register int isdst;
+ register int i;
+ register int j;
+
+ if (*name != '\0')
+ return -1;
+ /*
+ ** Initial values of theirstdoffset and theirdstoffset.
+ */
+ theirstdoffset = 0;
+ for (i = 0; i < sp->timecnt; ++i) {
+ j = sp->types[i];
+ if (!sp->ttis[j].tt_isdst) {
+ theirstdoffset =
+ -sp->ttis[j].tt_gmtoff;
+ break;
+ }
+ }
+ theirdstoffset = 0;
+ for (i = 0; i < sp->timecnt; ++i) {
+ j = sp->types[i];
+ if (sp->ttis[j].tt_isdst) {
+ theirdstoffset =
+ -sp->ttis[j].tt_gmtoff;
+ break;
+ }
+ }
+ /*
+ ** Initially we're assumed to be in standard time.
+ */
+ isdst = FALSE;
+ theiroffset = theirstdoffset;
+ /*
+ ** Now juggle transition times and types
+ ** tracking offsets as you do.
+ */
+ for (i = 0; i < sp->timecnt; ++i) {
+ j = sp->types[i];
+ sp->types[i] = sp->ttis[j].tt_isdst;
+ if (sp->ttis[j].tt_ttisgmt) {
+ /* No adjustment to transition time */
+ } else {
+ /*
+ ** If summer time is in effect, and the
+ ** transition time was not specified as
+ ** standard time, add the summer time
+ ** offset to the transition time;
+ ** otherwise, add the standard time
+ ** offset to the transition time.
+ */
+ /*
+ ** Transitions from DST to DDST
+ ** will effectively disappear since
+ ** POSIX provides for only one DST
+ ** offset.
+ */
+ if (isdst && !sp->ttis[j].tt_ttisstd) {
+ sp->ats[i] += dstoffset -
+ theirdstoffset;
+ } else {
+ sp->ats[i] += stdoffset -
+ theirstdoffset;
+ }
+ }
+ theiroffset = -sp->ttis[j].tt_gmtoff;
+ if (sp->ttis[j].tt_isdst)
+ theirdstoffset = theiroffset;
+ else theirstdoffset = theiroffset;
+ }
+ /*
+ ** Finally, fill in ttis.
+ ** ttisstd and ttisgmt need not be handled.
+ */
+ sp->ttis[0].tt_gmtoff = -stdoffset;
+ sp->ttis[0].tt_isdst = FALSE;
+ sp->ttis[0].tt_abbrind = 0;
+ sp->ttis[1].tt_gmtoff = -dstoffset;
+ sp->ttis[1].tt_isdst = TRUE;
+ sp->ttis[1].tt_abbrind = stdlen + 1;
+ sp->typecnt = 2;
+ }
+ } else {
+ dstlen = 0;
+ sp->typecnt = 1; /* only standard time */
+ sp->timecnt = 0;
+ sp->ttis[0].tt_gmtoff = -stdoffset;
+ sp->ttis[0].tt_isdst = 0;
+ sp->ttis[0].tt_abbrind = 0;
+ }
+ sp->charcnt = stdlen + 1;
+ if (dstlen != 0)
+ sp->charcnt += dstlen + 1;
+ if ((size_t) sp->charcnt > sizeof sp->chars)
+ return -1;
+ cp = sp->chars;
+ (void) strncpy(cp, stdname, stdlen);
+ cp += stdlen;
+ *cp++ = '\0';
+ if (dstlen != 0) {
+ (void) strncpy(cp, dstname, dstlen);
+ *(cp + dstlen) = '\0';
+ }
+ return 0;
+}
+
+static void
+gmtload(sp)
+struct state * const sp;
+{
+ if (tzload(gmt, sp, TRUE) != 0)
+ (void) tzparse(gmt, sp, TRUE);
+}
+
+#ifndef STD_INSPIRED
+/*
+** A non-static declaration of tzsetwall in a system header file
+** may cause a warning about this upcoming static declaration...
+*/
+static
+#endif /* !defined STD_INSPIRED */
+void
+tzsetwall P((void))
+{
+ if (lcl_is_set < 0)
+ return;
+ lcl_is_set = -1;
+
+#ifdef ALL_STATE
+ if (lclptr == NULL) {
+ lclptr = (struct state *) malloc(sizeof *lclptr);
+ if (lclptr == NULL) {
+ settzname(); /* all we can do */
+ return;
+ }
+ }
+#endif /* defined ALL_STATE */
+ if (tzload((char *) NULL, lclptr, TRUE) != 0)
+ gmtload(lclptr);
+ settzname();
+}
+
+void
+tzset P((void))
+{
+ register const char * name;
+
+ name = getenv("TZ");
+ if (name == NULL) {
+ tzsetwall();
+ return;
+ }
+
+ if (lcl_is_set > 0 && strcmp(lcl_TZname, name) == 0)
+ return;
+ lcl_is_set = strlen(name) < sizeof lcl_TZname;
+ if (lcl_is_set)
+ (void) strcpy(lcl_TZname, name);
+
+#ifdef ALL_STATE
+ if (lclptr == NULL) {
+ lclptr = (struct state *) malloc(sizeof *lclptr);
+ if (lclptr == NULL) {
+ settzname(); /* all we can do */
+ return;
+ }
+ }
+#endif /* defined ALL_STATE */
+ if (*name == '\0') {
+ /*
+ ** User wants it fast rather than right.
+ */
+ lclptr->leapcnt = 0; /* so, we're off a little */
+ lclptr->timecnt = 0;
+ lclptr->typecnt = 0;
+ lclptr->ttis[0].tt_isdst = 0;
+ lclptr->ttis[0].tt_gmtoff = 0;
+ lclptr->ttis[0].tt_abbrind = 0;
+ (void) strcpy(lclptr->chars, gmt);
+ } else if (tzload(name, lclptr, TRUE) != 0)
+ if (name[0] == ':' || tzparse(name, lclptr, FALSE) != 0)
+ (void) gmtload(lclptr);
+ settzname();
+}
+
+/*
+** The easy way to behave "as if no library function calls" localtime
+** is to not call it--so we drop its guts into "localsub", which can be
+** freely called. (And no, the PANS doesn't require the above behavior--
+** but it *is* desirable.)
+**
+** The unused offset argument is for the benefit of mktime variants.
+*/
+
+/*ARGSUSED*/
+static struct tm *
+localsub(timep, offset, tmp)
+const time_t * const timep;
+const long offset;
+struct tm * const tmp;
+{
+ register struct state * sp;
+ register const struct ttinfo * ttisp;
+ register int i;
+ register struct tm * result;
+ const time_t t = *timep;
+
+ sp = lclptr;
+#ifdef ALL_STATE
+ if (sp == NULL)
+ return gmtsub(timep, offset, tmp);
+#endif /* defined ALL_STATE */
+ if ((sp->goback && t < sp->ats[0]) ||
+ (sp->goahead && t > sp->ats[sp->timecnt - 1])) {
+ time_t newt = t;
+ register time_t seconds;
+ register time_t tcycles;
+ register int_fast64_t icycles;
+
+ if (t < sp->ats[0])
+ seconds = sp->ats[0] - t;
+ else seconds = t - sp->ats[sp->timecnt - 1];
+ --seconds;
+ tcycles = seconds / YEARSPERREPEAT / AVGSECSPERYEAR;
+ ++tcycles;
+ icycles = tcycles;
+ if (tcycles - icycles >= 1 || icycles - tcycles >= 1)
+ return NULL;
+ seconds = icycles;
+ seconds *= YEARSPERREPEAT;
+ seconds *= AVGSECSPERYEAR;
+ if (t < sp->ats[0])
+ newt += seconds;
+ else newt -= seconds;
+ if (newt < sp->ats[0] ||
+ newt > sp->ats[sp->timecnt - 1])
+ return NULL; /* "cannot happen" */
+ result = localsub(&newt, offset, tmp);
+ if (result == tmp) {
+ register time_t newy;
+
+ newy = tmp->tm_year;
+ if (t < sp->ats[0])
+ newy -= icycles * YEARSPERREPEAT;
+ else newy += icycles * YEARSPERREPEAT;
+ tmp->tm_year = newy;
+ if (tmp->tm_year != newy)
+ return NULL;
+ }
+ return result;
+ }
+ if (sp->timecnt == 0 || t < sp->ats[0]) {
+ i = 0;
+ while (sp->ttis[i].tt_isdst)
+ if (++i >= sp->typecnt) {
+ i = 0;
+ break;
+ }
+ } else {
+ register int lo = 1;
+ register int hi = sp->timecnt;
+
+ while (lo < hi) {
+ register int mid = (lo + hi) >> 1;
+
+ if (t < sp->ats[mid])
+ hi = mid;
+ else lo = mid + 1;
+ }
+ i = (int) sp->types[lo - 1];
+ }
+ ttisp = &sp->ttis[i];
+ /*
+ ** To get (wrong) behavior that's compatible with System V Release 2.0
+ ** you'd replace the statement below with
+ ** t += ttisp->tt_gmtoff;
+ ** timesub(&t, 0L, sp, tmp);
+ */
+ result = timesub(&t, ttisp->tt_gmtoff, sp, tmp);
+ tmp->tm_isdst = ttisp->tt_isdst;
+ tzname[tmp->tm_isdst] = &sp->chars[ttisp->tt_abbrind];
+#ifdef TM_ZONE
+ tmp->TM_ZONE = &sp->chars[ttisp->tt_abbrind];
+#endif /* defined TM_ZONE */
+ return result;
+}
+
+struct tm *
+localtime(timep)
+const time_t * const timep;
+{
+ tzset();
+ return localsub(timep, 0L, &tm);
+}
+
+/*
+** Re-entrant version of localtime.
+*/
+
+struct tm *
+localtime_r(timep, tmp)
+const time_t * const timep;
+struct tm * tmp;
+{
+ return localsub(timep, 0L, tmp);
+}
+
+/*
+** gmtsub is to gmtime as localsub is to localtime.
+*/
+
+static struct tm *
+gmtsub(timep, offset, tmp)
+const time_t * const timep;
+const long offset;
+struct tm * const tmp;
+{
+ register struct tm * result;
+
+ if (!gmt_is_set) {
+ gmt_is_set = TRUE;
+#ifdef ALL_STATE
+ gmtptr = (struct state *) malloc(sizeof *gmtptr);
+ if (gmtptr != NULL)
+#endif /* defined ALL_STATE */
+ gmtload(gmtptr);
+ }
+ result = timesub(timep, offset, gmtptr, tmp);
+#ifdef TM_ZONE
+ /*
+ ** Could get fancy here and deliver something such as
+ ** "UTC+xxxx" or "UTC-xxxx" if offset is non-zero,
+ ** but this is no time for a treasure hunt.
+ */
+ if (offset != 0)
+ tmp->TM_ZONE = wildabbr;
+ else {
+#ifdef ALL_STATE
+ if (gmtptr == NULL)
+ tmp->TM_ZONE = gmt;
+ else tmp->TM_ZONE = gmtptr->chars;
+#endif /* defined ALL_STATE */
+#ifndef ALL_STATE
+ tmp->TM_ZONE = gmtptr->chars;
+#endif /* State Farm */
+ }
+#endif /* defined TM_ZONE */
+ return result;
+}
+
+struct tm *
+gmtime(timep)
+const time_t * const timep;
+{
+ return gmtsub(timep, 0L, &tm);
+}
+
+/*
+* Re-entrant version of gmtime.
+*/
+
+struct tm *
+gmtime_r(timep, tmp)
+const time_t * const timep;
+struct tm * tmp;
+{
+ return gmtsub(timep, 0L, tmp);
+}
+
+#ifdef STD_INSPIRED
+
+struct tm *
+offtime(timep, offset)
+const time_t * const timep;
+const long offset;
+{
+ return gmtsub(timep, offset, &tm);
+}
+
+#endif /* defined STD_INSPIRED */
+
+/*
+** Return the number of leap years through the end of the given year
+** where, to make the math easy, the answer for year zero is defined as zero.
+*/
+
+static int
+leaps_thru_end_of(y)
+register const int y;
+{
+ return (y >= 0) ? (y / 4 - y / 100 + y / 400) :
+ -(leaps_thru_end_of(-(y + 1)) + 1);
+}
+
+static struct tm *
+timesub(timep, offset, sp, tmp)
+const time_t * const timep;
+const long offset;
+register const struct state * const sp;
+register struct tm * const tmp;
+{
+ register const struct lsinfo * lp;
+ register time_t tdays;
+ register int idays; /* unsigned would be so 2003 */
+ register long rem;
+ int y;
+ register const int * ip;
+ register long corr;
+ register int hit;
+ register int i;
+
+ corr = 0;
+ hit = 0;
+#ifdef ALL_STATE
+ i = (sp == NULL) ? 0 : sp->leapcnt;
+#endif /* defined ALL_STATE */
+#ifndef ALL_STATE
+ i = sp->leapcnt;
+#endif /* State Farm */
+ while (--i >= 0) {
+ lp = &sp->lsis[i];
+ if (*timep >= lp->ls_trans) {
+ if (*timep == lp->ls_trans) {
+ hit = ((i == 0 && lp->ls_corr > 0) ||
+ lp->ls_corr > sp->lsis[i - 1].ls_corr);
+ if (hit)
+ while (i > 0 &&
+ sp->lsis[i].ls_trans ==
+ sp->lsis[i - 1].ls_trans + 1 &&
+ sp->lsis[i].ls_corr ==
+ sp->lsis[i - 1].ls_corr + 1) {
+ ++hit;
+ --i;
+ }
+ }
+ corr = lp->ls_corr;
+ break;
+ }
+ }
+ y = EPOCH_YEAR;
+ tdays = *timep / SECSPERDAY;
+ rem = *timep - tdays * SECSPERDAY;
+ while (tdays < 0 || tdays >= year_lengths[isleap(y)]) {
+ int newy;
+ register time_t tdelta;
+ register int idelta;
+ register int leapdays;
+
+ tdelta = tdays / DAYSPERLYEAR;
+ idelta = tdelta;
+ if (tdelta - idelta >= 1 || idelta - tdelta >= 1)
+ return NULL;
+ if (idelta == 0)
+ idelta = (tdays < 0) ? -1 : 1;
+ newy = y;
+ if (increment_overflow(&newy, idelta))
+ return NULL;
+ leapdays = leaps_thru_end_of(newy - 1) -
+ leaps_thru_end_of(y - 1);
+ tdays -= ((time_t) newy - y) * DAYSPERNYEAR;
+ tdays -= leapdays;
+ y = newy;
+ }
+ {
+ register long seconds;
+
+ seconds = tdays * SECSPERDAY + 0.5;
+ tdays = seconds / SECSPERDAY;
+ rem += seconds - tdays * SECSPERDAY;
+ }
+ /*
+ ** Given the range, we can now fearlessly cast...
+ */
+ idays = tdays;
+ rem += offset - corr;
+ while (rem < 0) {
+ rem += SECSPERDAY;
+ --idays;
+ }
+ while (rem >= SECSPERDAY) {
+ rem -= SECSPERDAY;
+ ++idays;
+ }
+ while (idays < 0) {
+ if (increment_overflow(&y, -1))
+ return NULL;
+ idays += year_lengths[isleap(y)];
+ }
+ while (idays >= year_lengths[isleap(y)]) {
+ idays -= year_lengths[isleap(y)];
+ if (increment_overflow(&y, 1))
+ return NULL;
+ }
+ tmp->tm_year = y;
+ if (increment_overflow(&tmp->tm_year, -TM_YEAR_BASE))
+ return NULL;
+ tmp->tm_yday = idays;
+ /*
+ ** The "extra" mods below avoid overflow problems.
+ */
+ tmp->tm_wday = EPOCH_WDAY +
+ ((y - EPOCH_YEAR) % DAYSPERWEEK) *
+ (DAYSPERNYEAR % DAYSPERWEEK) +
+ leaps_thru_end_of(y - 1) -
+ leaps_thru_end_of(EPOCH_YEAR - 1) +
+ idays;
+ tmp->tm_wday %= DAYSPERWEEK;
+ if (tmp->tm_wday < 0)
+ tmp->tm_wday += DAYSPERWEEK;
+ tmp->tm_hour = (int) (rem / SECSPERHOUR);
+ rem %= SECSPERHOUR;
+ tmp->tm_min = (int) (rem / SECSPERMIN);
+ /*
+ ** A positive leap second requires a special
+ ** representation. This uses "... ??:59:60" et seq.
+ */
+ tmp->tm_sec = (int) (rem % SECSPERMIN) + hit;
+ ip = mon_lengths[isleap(y)];
+ for (tmp->tm_mon = 0; idays >= ip[tmp->tm_mon]; ++(tmp->tm_mon))
+ idays -= ip[tmp->tm_mon];
+ tmp->tm_mday = (int) (idays + 1);
+ tmp->tm_isdst = 0;
+#ifdef TM_GMTOFF
+ tmp->TM_GMTOFF = offset;
+#endif /* defined TM_GMTOFF */
+ return tmp;
+}
+
+char *
+ctime(timep)
+const time_t * const timep;
+{
+/*
+** Section 4.12.3.2 of X3.159-1989 requires that
+** The ctime function converts the calendar time pointed to by timer
+** to local time in the form of a string. It is equivalent to
+** asctime(localtime(timer))
+*/
+ return asctime(localtime(timep));
+}
+
+char *
+ctime_r(timep, buf)
+const time_t * const timep;
+char * buf;
+{
+ struct tm mytm;
+
+ return asctime_r(localtime_r(timep, &mytm), buf);
+}
+
+/*
+** Adapted from code provided by Robert Elz, who writes:
+** The "best" way to do mktime I think is based on an idea of Bob
+** Kridle's (so its said...) from a long time ago.
+** It does a binary search of the time_t space. Since time_t's are
+** just 32 bits, its a max of 32 iterations (even at 64 bits it
+** would still be very reasonable).
+*/
+
+#ifndef WRONG
+#define WRONG (-1)
+#endif /* !defined WRONG */
+
+/*
+** Simplified normalize logic courtesy Paul Eggert.
+*/
+
+static int
+increment_overflow(number, delta)
+int * number;
+int delta;
+{
+ int number0;
+
+ number0 = *number;
+ *number += delta;
+ return (*number < number0) != (delta < 0);
+}
+
+static int
+long_increment_overflow(number, delta)
+long * number;
+int delta;
+{
+ long number0;
+
+ number0 = *number;
+ *number += delta;
+ return (*number < number0) != (delta < 0);
+}
+
+static int
+normalize_overflow(tensptr, unitsptr, base)
+int * const tensptr;
+int * const unitsptr;
+const int base;
+{
+ register int tensdelta;
+
+ tensdelta = (*unitsptr >= 0) ?
+ (*unitsptr / base) :
+ (-1 - (-1 - *unitsptr) / base);
+ *unitsptr -= tensdelta * base;
+ return increment_overflow(tensptr, tensdelta);
+}
+
+static int
+long_normalize_overflow(tensptr, unitsptr, base)
+long * const tensptr;
+int * const unitsptr;
+const int base;
+{
+ register int tensdelta;
+
+ tensdelta = (*unitsptr >= 0) ?
+ (*unitsptr / base) :
+ (-1 - (-1 - *unitsptr) / base);
+ *unitsptr -= tensdelta * base;
+ return long_increment_overflow(tensptr, tensdelta);
+}
+
+static int
+tmcomp(atmp, btmp)
+register const struct tm * const atmp;
+register const struct tm * const btmp;
+{
+ register int result;
+
+ if ((result = (atmp->tm_year - btmp->tm_year)) == 0 &&
+ (result = (atmp->tm_mon - btmp->tm_mon)) == 0 &&
+ (result = (atmp->tm_mday - btmp->tm_mday)) == 0 &&
+ (result = (atmp->tm_hour - btmp->tm_hour)) == 0 &&
+ (result = (atmp->tm_min - btmp->tm_min)) == 0)
+ result = atmp->tm_sec - btmp->tm_sec;
+ return result;
+}
+
+static time_t
+time2sub(tmp, funcp, offset, okayp, do_norm_secs)
+struct tm * const tmp;
+struct tm * (* const funcp) P((const time_t*, long, struct tm*));
+const long offset;
+int * const okayp;
+const int do_norm_secs;
+{
+ register const struct state * sp;
+ register int dir;
+ register int i, j;
+ register int saved_seconds;
+ register long li;
+ register time_t lo;
+ register time_t hi;
+ long y;
+ time_t newt;
+ time_t t;
+ struct tm yourtm, mytm;
+
+ *okayp = FALSE;
+ yourtm = *tmp;
+ if (do_norm_secs) {
+ if (normalize_overflow(&yourtm.tm_min, &yourtm.tm_sec,
+ SECSPERMIN))
+ return WRONG;
+ }
+ if (normalize_overflow(&yourtm.tm_hour, &yourtm.tm_min, MINSPERHOUR))
+ return WRONG;
+ if (normalize_overflow(&yourtm.tm_mday, &yourtm.tm_hour, HOURSPERDAY))
+ return WRONG;
+ y = yourtm.tm_year;
+ if (long_normalize_overflow(&y, &yourtm.tm_mon, MONSPERYEAR))
+ return WRONG;
+ /*
+ ** Turn y into an actual year number for now.
+ ** It is converted back to an offset from TM_YEAR_BASE later.
+ */
+ if (long_increment_overflow(&y, TM_YEAR_BASE))
+ return WRONG;
+ while (yourtm.tm_mday <= 0) {
+ if (long_increment_overflow(&y, -1))
+ return WRONG;
+ li = y + (1 < yourtm.tm_mon);
+ yourtm.tm_mday += year_lengths[isleap(li)];
+ }
+ while (yourtm.tm_mday > DAYSPERLYEAR) {
+ li = y + (1 < yourtm.tm_mon);
+ yourtm.tm_mday -= year_lengths[isleap(li)];
+ if (long_increment_overflow(&y, 1))
+ return WRONG;
+ }
+ for ( ; ; ) {
+ i = mon_lengths[isleap(y)][yourtm.tm_mon];
+ if (yourtm.tm_mday <= i)
+ break;
+ yourtm.tm_mday -= i;
+ if (++yourtm.tm_mon >= MONSPERYEAR) {
+ yourtm.tm_mon = 0;
+ if (long_increment_overflow(&y, 1))
+ return WRONG;
+ }
+ }
+ if (long_increment_overflow(&y, -TM_YEAR_BASE))
+ return WRONG;
+ yourtm.tm_year = y;
+ if (yourtm.tm_year != y)
+ return WRONG;
+ if (yourtm.tm_sec >= 0 && yourtm.tm_sec < SECSPERMIN)
+ saved_seconds = 0;
+ else if (y + TM_YEAR_BASE < EPOCH_YEAR) {
+ /*
+ ** We can't set tm_sec to 0, because that might push the
+ ** time below the minimum representable time.
+ ** Set tm_sec to 59 instead.
+ ** This assumes that the minimum representable time is
+ ** not in the same minute that a leap second was deleted from,
+ ** which is a safer assumption than using 58 would be.
+ */
+ if (increment_overflow(&yourtm.tm_sec, 1 - SECSPERMIN))
+ return WRONG;
+ saved_seconds = yourtm.tm_sec;
+ yourtm.tm_sec = SECSPERMIN - 1;
+ } else {
+ saved_seconds = yourtm.tm_sec;
+ yourtm.tm_sec = 0;
+ }
+ /*
+ ** Do a binary search (this works whatever time_t's type is).
+ */
+ if (!TYPE_SIGNED(time_t)) {
+ lo = 0;
+ hi = lo - 1;
+ } else if (!TYPE_INTEGRAL(time_t)) {
+ if (sizeof(time_t) > sizeof(float))
+ hi = (time_t) DBL_MAX;
+ else hi = (time_t) FLT_MAX;
+ lo = -hi;
+ } else {
+ lo = 1;
+ for (i = 0; i < (int) TYPE_BIT(time_t) - 1; ++i)
+ lo *= 2;
+ hi = -(lo + 1);
+ }
+ for ( ; ; ) {
+ t = lo / 2 + hi / 2;
+ if (t < lo)
+ t = lo;
+ else if (t > hi)
+ t = hi;
+ if ((*funcp)(&t, offset, &mytm) == NULL) {
+ /*
+ ** Assume that t is too extreme to be represented in
+ ** a struct tm; arrange things so that it is less
+ ** extreme on the next pass.
+ */
+ dir = (t > 0) ? 1 : -1;
+ } else dir = tmcomp(&mytm, &yourtm);
+ if (dir != 0) {
+ if (t == lo) {
+ ++t;
+ if (t <= lo)
+ return WRONG;
+ ++lo;
+ } else if (t == hi) {
+ --t;
+ if (t >= hi)
+ return WRONG;
+ --hi;
+ }
+ if (lo > hi)
+ return WRONG;
+ if (dir > 0)
+ hi = t;
+ else lo = t;
+ continue;
+ }
+ if (yourtm.tm_isdst < 0 || mytm.tm_isdst == yourtm.tm_isdst)
+ break;
+ /*
+ ** Right time, wrong type.
+ ** Hunt for right time, right type.
+ ** It's okay to guess wrong since the guess
+ ** gets checked.
+ */
+ /*
+ ** The (void *) casts are the benefit of SunOS 3.3 on Sun 2's.
+ */
+ sp = (const struct state *)
+ (((void *) funcp == (void *) localsub) ?
+ lclptr : gmtptr);
+#ifdef ALL_STATE
+ if (sp == NULL)
+ return WRONG;
+#endif /* defined ALL_STATE */
+ for (i = sp->typecnt - 1; i >= 0; --i) {
+ if (sp->ttis[i].tt_isdst != yourtm.tm_isdst)
+ continue;
+ for (j = sp->typecnt - 1; j >= 0; --j) {
+ if (sp->ttis[j].tt_isdst == yourtm.tm_isdst)
+ continue;
+ newt = t + sp->ttis[j].tt_gmtoff -
+ sp->ttis[i].tt_gmtoff;
+ if ((*funcp)(&newt, offset, &mytm) == NULL)
+ continue;
+ if (tmcomp(&mytm, &yourtm) != 0)
+ continue;
+ if (mytm.tm_isdst != yourtm.tm_isdst)
+ continue;
+ /*
+ ** We have a match.
+ */
+ t = newt;
+ goto label;
+ }
+ }
+ return WRONG;
+ }
+label:
+ newt = t + saved_seconds;
+ if ((newt < t) != (saved_seconds < 0))
+ return WRONG;
+ t = newt;
+ if ((*funcp)(&t, offset, tmp))
+ *okayp = TRUE;
+ return t;
+}
+
+static time_t
+time2(tmp, funcp, offset, okayp)
+struct tm * const tmp;
+struct tm * (* const funcp) P((const time_t*, long, struct tm*));
+const long offset;
+int * const okayp;
+{
+ time_t t;
+
+ /*
+ ** First try without normalization of seconds
+ ** (in case tm_sec contains a value associated with a leap second).
+ ** If that fails, try with normalization of seconds.
+ */
+ t = time2sub(tmp, funcp, offset, okayp, FALSE);
+ return *okayp ? t : time2sub(tmp, funcp, offset, okayp, TRUE);
+}
+
+static time_t
+time1(tmp, funcp, offset)
+struct tm * const tmp;
+struct tm * (* const funcp) P((const time_t *, long, struct tm *));
+const long offset;
+{
+ register time_t t;
+ register const struct state * sp;
+ register int samei, otheri;
+ register int sameind, otherind;
+ register int i;
+ register int nseen;
+ int seen[TZ_MAX_TYPES];
+ int types[TZ_MAX_TYPES];
+ int okay;
+
+ if (tmp->tm_isdst > 1)
+ tmp->tm_isdst = 1;
+ t = time2(tmp, funcp, offset, &okay);
+#ifdef PCTS
+ /*
+ ** PCTS code courtesy Grant Sullivan.
+ */
+ if (okay)
+ return t;
+ if (tmp->tm_isdst < 0)
+ tmp->tm_isdst = 0; /* reset to std and try again */
+#endif /* defined PCTS */
+#ifndef PCTS
+ if (okay || tmp->tm_isdst < 0)
+ return t;
+#endif /* !defined PCTS */
+ /*
+ ** We're supposed to assume that somebody took a time of one type
+ ** and did some math on it that yielded a "struct tm" that's bad.
+ ** We try to divine the type they started from and adjust to the
+ ** type they need.
+ */
+ /*
+ ** The (void *) casts are the benefit of SunOS 3.3 on Sun 2's.
+ */
+ sp = (const struct state *) (((void *) funcp == (void *) localsub) ?
+ lclptr : gmtptr);
+#ifdef ALL_STATE
+ if (sp == NULL)
+ return WRONG;
+#endif /* defined ALL_STATE */
+ for (i = 0; i < sp->typecnt; ++i)
+ seen[i] = FALSE;
+ nseen = 0;
+ for (i = sp->timecnt - 1; i >= 0; --i)
+ if (!seen[sp->types[i]]) {
+ seen[sp->types[i]] = TRUE;
+ types[nseen++] = sp->types[i];
+ }
+ for (sameind = 0; sameind < nseen; ++sameind) {
+ samei = types[sameind];
+ if (sp->ttis[samei].tt_isdst != tmp->tm_isdst)
+ continue;
+ for (otherind = 0; otherind < nseen; ++otherind) {
+ otheri = types[otherind];
+ if (sp->ttis[otheri].tt_isdst == tmp->tm_isdst)
+ continue;
+ tmp->tm_sec += sp->ttis[otheri].tt_gmtoff -
+ sp->ttis[samei].tt_gmtoff;
+ tmp->tm_isdst = !tmp->tm_isdst;
+ t = time2(tmp, funcp, offset, &okay);
+ if (okay)
+ return t;
+ tmp->tm_sec -= sp->ttis[otheri].tt_gmtoff -
+ sp->ttis[samei].tt_gmtoff;
+ tmp->tm_isdst = !tmp->tm_isdst;
+ }
+ }
+ return WRONG;
+}
+
+time_t
+mktime(tmp)
+struct tm * const tmp;
+{
+ tzset();
+ return time1(tmp, localsub, 0L);
+}
+
+#ifdef STD_INSPIRED
+
+time_t
+timelocal(tmp)
+struct tm * const tmp;
+{
+ tmp->tm_isdst = -1; /* in case it wasn't initialized */
+ return mktime(tmp);
+}
+
+time_t
+timegm(tmp)
+struct tm * const tmp;
+{
+ tmp->tm_isdst = 0;
+ return time1(tmp, gmtsub, 0L);
+}
+
+time_t
+timeoff(tmp, offset)
+struct tm * const tmp;
+const long offset;
+{
+ tmp->tm_isdst = 0;
+ return time1(tmp, gmtsub, offset);
+}
+
+#endif /* defined STD_INSPIRED */
+
+#ifdef CMUCS
+
+/*
+** The following is supplied for compatibility with
+** previous versions of the CMUCS runtime library.
+*/
+
+long
+gtime(tmp)
+struct tm * const tmp;
+{
+ const time_t t = mktime(tmp);
+
+ if (t == WRONG)
+ return -1;
+ return t;
+}
+
+#endif /* defined CMUCS */
+
+/*
+** XXX--is the below the right way to conditionalize??
+*/
+
+#ifdef STD_INSPIRED
+
+/*
+** IEEE Std 1003.1-1988 (POSIX) legislates that 536457599
+** shall correspond to "Wed Dec 31 23:59:59 UTC 1986", which
+** is not the case if we are accounting for leap seconds.
+** So, we provide the following conversion routines for use
+** when exchanging timestamps with POSIX conforming systems.
+*/
+
+static long
+leapcorr(timep)
+time_t * timep;
+{
+ register struct state * sp;
+ register struct lsinfo * lp;
+ register int i;
+
+ sp = lclptr;
+ i = sp->leapcnt;
+ while (--i >= 0) {
+ lp = &sp->lsis[i];
+ if (*timep >= lp->ls_trans)
+ return lp->ls_corr;
+ }
+ return 0;
+}
+
+time_t
+time2posix(t)
+time_t t;
+{
+ tzset();
+ return t - leapcorr(&t);
+}
+
+time_t
+posix2time(t)
+time_t t;
+{
+ time_t x;
+ time_t y;
+
+ tzset();
+ /*
+ ** For a positive leap second hit, the result
+ ** is not unique. For a negative leap second
+ ** hit, the corresponding time doesn't exist,
+ ** so we return an adjacent second.
+ */
+ x = t + leapcorr(&t);
+ y = x - leapcorr(&x);
+ if (y < t) {
+ do {
+ x++;
+ y = x - leapcorr(&x);
+ } while (y < t);
+ if (t != y)
+ return x - 1;
+ } else if (y > t) {
+ do {
+ --x;
+ y = x - leapcorr(&x);
+ } while (y > t);
+ if (t != y)
+ return x + 1;
+ }
+ return x;
+}
+
+#endif /* defined STD_INSPIRED */
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/patch-icu-tzcode b/Build/source/libs/icu-xetex/tools/tzcode/patch-icu-tzcode
deleted file mode 100644
index ca514eafa15..00000000000
--- a/Build/source/libs/icu-xetex/tools/tzcode/patch-icu-tzcode
+++ /dev/null
@@ -1,475 +0,0 @@
-diff -ur ../tzcode.orig/Makefile ./Makefile
---- ../tzcode.orig/Makefile 2005-06-13 11:33:54.000000000 -0700
-+++ ./Makefile 2005-06-30 16:14:15.000000000 -0700
-@@ -40,7 +40,7 @@
- # (and subdirectories).
- # Use an absolute path name for TZDIR unless you're just testing the software.
-
--TZDIR= $(TOPDIR)/etc/zoneinfo
-+TZDIR= zoneinfo
-
- # The "tzselect", "zic", and "zdump" commands get installed in. . .
-
-@@ -240,9 +240,11 @@
-
- ###############################################################################
-
--cc= cc
-+cc= gcc
- CC= $(cc) -DTZDIR=\"$(TZDIR)\"
-
-+CPP= g++
-+
- TZCSRCS= zic.c localtime.c asctime.c scheck.c ialloc.c
- TZCOBJS= zic.o localtime.o asctime.o scheck.o ialloc.o
- TZDSRCS= zdump.c localtime.c ialloc.c
-@@ -276,7 +278,10 @@
-
- SHELL= /bin/sh
-
--all: tzselect zic zdump $(LIBOBJS)
-+LS= /bin/ls
-+SED= /bin/sed
-+
-+all: tzselect zic zdump $(LIBOBJS) tz2icu
-
- ALL: all date
-
-@@ -309,9 +314,12 @@
- zdump: $(TZDOBJS)
- $(CC) $(CFLAGS) $(LFLAGS) $(TZDOBJS) $(LDLIBS) -o $@
-
--zic: $(TZCOBJS) yearistype
-+zic: $(TZCOBJS) yearistype tz2icu.h
- $(CC) $(CFLAGS) $(LFLAGS) $(TZCOBJS) $(LDLIBS) -o $@
-
-+tz2icu: tz2icu.cpp tz2icu.h
-+ $(CPP) -W -Wall -pedantic tz2icu.cpp -o $@
-+
- yearistype: yearistype.sh
- cp yearistype.sh yearistype
- chmod +x yearistype
-@@ -322,6 +330,9 @@
- right_only: zic leapseconds $(TDATA)
- $(ZIC) -y $(YEARISTYPE) -d $(TZDIR) -L leapseconds $(TDATA)
-
-+icu_data: tz2icu posix_only
-+ ./tz2icu zoneinfo zone.tab `$(LS) tzdata*.tar.gz | $(SED) -e "s/^tzdata//;s/\.tar\.gz$$//"`
-+
- # In earlier versions of this makefile, the other two directories were
- # subdirectories of $(TZDIR). However, this led to configuration errors.
- # For example, with posix_right under the earlier scheme,
-diff -ur ../tzcode.orig/zic.c ./zic.c
---- ../tzcode.orig/zic.c 2005-05-26 11:54:07.000000000 -0700
-+++ ./zic.c 2005-06-30 16:39:56.000000000 -0700
-@@ -23,6 +23,20 @@
- #define MKDIR_UMASK 0755
- #endif
-
-+/* Enable extensions and modifications for ICU. */
-+#define ICU
-+
-+/* Continue executing after link failure. Even if ICU is undefined
-+ * (for vanilla zic behavior), ICU_LINKS should be defined, since zic
-+ * appears to fail on the 2003 data the first time through during the
-+ * linking phase. Running zic twice, with ICU_LINKS defined, causes
-+ * links to be handled correctly. */
-+#define ICU_LINKS
-+
-+#ifdef ICU
-+#include "tz2icu.h"
-+#endif
-+
- /*
- ** On some ancient hosts, predicates like `isspace(C)' are defined
- ** only if isascii(C) || C == EOF. Modern hosts obey the C Standard,
-@@ -96,8 +110,14 @@
- extern int optind;
-
- static void addtt P((zic_t starttime, int type));
-+#ifdef ICU
-+static int addtype P((long gmtoff, long rawoff, long dstoff,
-+ const char * abbr, int isdst,
-+ int ttisstd, int ttisgmt));
-+#else
- static int addtype P((long gmtoff, const char * abbr, int isdst,
- int ttisstd, int ttisgmt));
-+#endif
- static void leapadd P((zic_t t, int positive, int rolling, int count));
- static void adjleap P((void));
- static void associate P((void));
-@@ -266,6 +286,18 @@
- const int l_value;
- };
-
-+#ifdef ICU
-+
-+/* Indices into rules[] for final rules. They will occur in pairs,
-+ * with finalRules[i] occurring before finalRules[i+1] in the year.
-+ * Each zone need only store a start year, a standard offset, and an
-+ * index into finalRules[]. FinalRules[] are aliases into rules[]. */
-+
-+static const struct rule ** finalRules;
-+static int finalRulesCount;
-+
-+#endif
-+
- static struct lookup const * byword P((const char * string,
- const struct lookup * lp));
-
-@@ -348,6 +380,11 @@
- unsigned char type;
- } attypes[TZ_MAX_TIMES];
- static long gmtoffs[TZ_MAX_TYPES];
-+#ifdef ICU
-+/* gmtoffs[i] = rawoffs[i] + dstoffs[i] */
-+static long rawoffs[TZ_MAX_TYPES];
-+static long dstoffs[TZ_MAX_TYPES];
-+#endif
- static char isdsts[TZ_MAX_TYPES];
- static unsigned char abbrinds[TZ_MAX_TYPES];
- static char ttisstds[TZ_MAX_TYPES];
-@@ -459,6 +496,62 @@
- (void) exit(EXIT_FAILURE);
- }
-
-+#ifdef ICU
-+
-+/* File into which we will write supplemental ICU data. */
-+static FILE * icuFile;
-+
-+void emit_icu_zone(FILE* f, const char* zoneName, int zoneOffset,
-+ const struct rule* rule,
-+ int ruleIndex, int startYear) {
-+ /* machine-readable section */
-+ fprintf(f, "zone %s %d %d %s", zoneName, zoneOffset, startYear, rule->r_name);
-+
-+ /* human-readable section */
-+ fprintf(f, " # zone %s, offset %d, year >= %d, rule %s (%d)\n",
-+ zoneName, zoneOffset, startYear,
-+ rule->r_name, ruleIndex);
-+}
-+
-+void emit_icu_link(FILE* f, const char* from, const char* to) {
-+ /* machine-readable section */
-+ fprintf(f, "link %s %s\n", from, to);
-+}
-+
-+static const char* DYCODE[] = {"DOM", "DOWGEQ", "DOWLEQ"};
-+
-+void emit_icu_rule(FILE* f, const struct rule* r, int ruleIndex) {
-+ if (r->r_yrtype != NULL) {
-+ warning("year types not supported by ICU");
-+ fprintf(stderr, "rule %s, file %s, line %d\n",
-+ r->r_name, r->r_filename, r->r_linenum);
-+ }
-+
-+ /* machine-readable section */
-+ fprintf(f, "rule %s %s %d %d %d %d %d %d %d",
-+ r->r_name, DYCODE[r->r_dycode],
-+ r->r_month, r->r_dayofmonth,
-+ (r->r_dycode == DC_DOM ? -1 : r->r_wday),
-+ r->r_tod, r->r_todisstd, r->r_todisgmt, r->r_stdoff
-+ );
-+
-+ /* human-readable section */
-+ fprintf(f, " # %d: %s, file %s, line %d",
-+ ruleIndex, r->r_name, r->r_filename, r->r_linenum);
-+ fprintf(f, ", mode %s", DYCODE[r->r_dycode]);
-+ fprintf(f, ", %s, dom %d", mon_names[r->r_month].l_word, r->r_dayofmonth);
-+ if (r->r_dycode != DC_DOM) {
-+ fprintf(f, ", %s", wday_names[r->r_wday].l_word);
-+ }
-+ fprintf(f, ", time %d", r->r_tod);
-+ fprintf(f, ", isstd %d", r->r_todisstd);
-+ fprintf(f, ", isgmt %d", r->r_todisgmt);
-+ fprintf(f, ", offset %ld", r->r_stdoff);
-+ fprintf(f, "\n");
-+}
-+
-+#endif
-+
- static const char * psxrules;
- static const char * lcltime;
- static const char * directory;
-@@ -566,6 +659,14 @@
- adjleap();
- }
-
-+#ifdef ICU
-+ if ((icuFile = fopen(ICU_ZONE_FILE, "w")) == NULL) {
-+ const char *e = strerror(errno);
-+ (void) fprintf(stderr, _("%s: Can't open %s: %s\n"),
-+ progname, ICU_ZONE_FILE, e);
-+ (void) exit(EXIT_FAILURE);
-+ }
-+#endif
- for (i = optind; i < argc; ++i)
- infile(argv[i]);
- if (errors)
-@@ -585,6 +686,9 @@
- for (i = 0; i < nlinks; ++i) {
- eat(links[i].l_filename, links[i].l_linenum);
- dolink(links[i].l_from, links[i].l_to);
-+#ifdef ICU
-+ emit_icu_link(icuFile, links[i].l_from, links[i].l_to);
-+#endif
- if (noise)
- for (j = 0; j < nlinks; ++j)
- if (strcmp(links[i].l_to,
-@@ -599,6 +703,11 @@
- eat("command line", 1);
- dolink(psxrules, TZDEFRULES);
- }
-+#ifdef ICU
-+ for (i=0; i<finalRulesCount; ++i) {
-+ emit_icu_rule(icuFile, finalRules[i], i);
-+ }
-+#endif /*ICU*/
- return (errors == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
- }
-
-@@ -664,7 +773,9 @@
- (void) fprintf(stderr,
- _("%s: Can't link from %s to %s: %s\n"),
- progname, fromname, toname, e);
-+#ifndef ICU_LINKS
- (void) exit(EXIT_FAILURE);
-+#endif
- }
- }
- ifree(fromname);
-@@ -1539,7 +1650,12 @@
- convert(eitol(timecnt), tzh.tzh_timecnt);
- convert(eitol(typecnt), tzh.tzh_typecnt);
- convert(eitol(charcnt), tzh.tzh_charcnt);
-+#ifdef ICU
-+ * (ICUZoneinfoVersion*) &tzh.tzh_reserved = TZ_ICU_VERSION;
-+ (void) strncpy(tzh.tzh_magic, TZ_ICU_MAGIC, sizeof tzh.tzh_magic);
-+#else
- (void) strncpy(tzh.tzh_magic, TZ_MAGIC, sizeof tzh.tzh_magic);
-+#endif
- #define DO(field) (void) fwrite((void *) tzh.field, \
- (size_t) sizeof tzh.field, (size_t) 1, fp)
- DO(tzh_magic);
-@@ -1564,7 +1680,12 @@
- (void) fwrite((void *) types, (size_t) sizeof types[0],
- (size_t) timecnt, fp);
- for (i = 0; i < typecnt; ++i) {
-+#ifdef ICU
-+ puttzcode((long) rawoffs[i], fp);
-+ puttzcode((long) dstoffs[i], fp);
-+#else
- puttzcode((long) gmtoffs[i], fp);
-+#endif
- (void) putc(isdsts[i], fp);
- (void) putc(abbrinds[i], fp);
- }
-@@ -1620,6 +1741,24 @@
- }
- }
-
-+#ifdef ICU
-+
-+int add_icu_final_rules(const struct rule* r1, const struct rule* r2) {
-+ int i;
-+
-+ for (i=0; i<finalRulesCount; ++i) { /* i+=2 should work too */
-+ if (r1==finalRules[i]) return i; /* [sic] pointer comparison */
-+ }
-+
-+ finalRules = (const struct rule**) (void*) erealloc((char *) finalRules,
-+ (finalRulesCount + 2) * sizeof(*finalRules));
-+ finalRules[finalRulesCount++] = r1;
-+ finalRules[finalRulesCount++] = r2;
-+ return finalRulesCount - 2;
-+}
-+
-+#endif /*ICU*/
-+
- static void
- outzone(zpfirst, zonecount)
- const struct zone * const zpfirst;
-@@ -1638,6 +1777,11 @@
- register int startttisgmt;
- register int type;
- char startbuf[BUFSIZ];
-+#ifdef ICU
-+ int finalRuleYear, finalRuleIndex;
-+ const struct rule* finalRule1;
-+ const struct rule* finalRule2;
-+#endif
-
- INITIALIZE(untiltime);
- INITIALIZE(starttime);
-@@ -1667,11 +1811,55 @@
- eat(zp->z_filename, zp->z_linenum);
- *startbuf = '\0';
- startoff = zp->z_gmtoff;
-+#ifdef ICU
-+ finalRuleYear = finalRuleIndex = -1;
-+ finalRule1 = finalRule2 = NULL;
-+ if (i == (zonecount - 1)) { /* !useuntil */
-+ /* Look for exactly 2 rules that end at 'max' and
-+ * note them. Determine max(r_loyear) for the 2 of
-+ * them. */
-+ for (j=0; j<zp->z_nrules; ++j) {
-+ rp = &zp->z_rules[j];
-+ if (rp->r_hiyear == INT_MAX) {
-+ if (finalRule1 == NULL) {
-+ finalRule1 = rp;
-+ finalRuleYear = rp->r_loyear;
-+ } else if (finalRule2 == NULL) {
-+ finalRule2 = rp;
-+ if (rp->r_loyear > finalRuleYear) {
-+ finalRuleYear = rp->r_loyear;
-+ }
-+ } else {
-+ error("more than two max rules found (ICU)");
-+ exit(EXIT_FAILURE);
-+ }
-+ }
-+ }
-+ if (finalRule1 != NULL && finalRule2 == NULL) {
-+ error("only one max rule found (ICU)");
-+ exit(EXIT_FAILURE);
-+ }
-+ if (finalRule1 != NULL) {
-+ /* Swap if necessary so finalRule1 occurs before
-+ * finalRule2 */
-+ if (finalRule1->r_month > finalRule2->r_month) {
-+ const struct rule* t = finalRule1;
-+ finalRule1 = finalRule2;
-+ finalRule2 = t;
-+ }
-+ /* Add final rule to our list */
-+ finalRuleIndex = add_icu_final_rules(finalRule1, finalRule2);
-+ }
-+ }
-+#endif
- if (zp->z_nrules == 0) {
- stdoff = zp->z_stdoff;
- doabbr(startbuf, zp->z_format,
- (char *) NULL, stdoff != 0);
- type = addtype(oadd(zp->z_gmtoff, stdoff),
-+#ifdef ICU
-+ zp->z_gmtoff, stdoff,
-+#endif
- startbuf, stdoff != 0, startttisstd,
- startttisgmt);
- if (usestart) {
-@@ -1745,6 +1933,15 @@
- break; /* go on to next year */
- rp = &zp->z_rules[k];
- rp->r_todo = FALSE;
-+#ifdef ICU
-+ if (year >= finalRuleYear && rp == finalRule1) {
-+ emit_icu_zone(icuFile,
-+ zpfirst->z_name, zp->z_gmtoff,
-+ rp, finalRuleIndex, year);
-+ /* only emit this for the first year */
-+ finalRule1 = NULL;
-+ }
-+#endif
- if (useuntil && ktime >= untiltime)
- break;
- stdoff = rp->r_stdoff;
-@@ -1773,8 +1970,14 @@
- doabbr(buf, zp->z_format, rp->r_abbrvar,
- rp->r_stdoff != 0);
- offset = oadd(zp->z_gmtoff, rp->r_stdoff);
-+#ifdef ICU
-+ type = addtype(offset, zp->z_gmtoff, rp->r_stdoff,
-+ buf, rp->r_stdoff != 0,
-+ rp->r_todisstd, rp->r_todisgmt);
-+#else
- type = addtype(offset, buf, rp->r_stdoff != 0,
- rp->r_todisstd, rp->r_todisgmt);
-+#endif
- addtt(ktime, type);
- }
- }
-@@ -1788,10 +1991,19 @@
- if (*startbuf == '\0')
- error(_("can't determine time zone abbreviation to use just after until time"));
- else addtt(starttime,
-+#ifdef ICU
-+ addtype(startoff,
-+ zp->z_gmtoff, startoff - zp->z_gmtoff,
-+ startbuf,
-+ startoff != zp->z_gmtoff,
-+ startttisstd,
-+ startttisgmt));
-+#else
- addtype(startoff, startbuf,
- startoff != zp->z_gmtoff,
- startttisstd,
- startttisgmt));
-+#endif
- }
- /*
- ** Now we may get to set starttime for the next zone line.
-@@ -1817,6 +2029,10 @@
- if (starttime <= min_time ||
- (timecnt == 1 && attypes[0].at < min_time)) {
- gmtoffs[0] = gmtoffs[type];
-+#ifdef ICU
-+ rawoffs[0] = rawoffs[type];
-+ dstoffs[0] = dstoffs[type];
-+#endif
- isdsts[0] = isdsts[type];
- ttisstds[0] = ttisstds[type];
- ttisgmts[0] = ttisgmts[type];
-@@ -1838,8 +2054,15 @@
- }
-
- static int
-+#ifdef ICU
-+addtype(gmtoff, rawoff, dstoff, abbr, isdst, ttisstd, ttisgmt)
-+const long gmtoff;
-+const long rawoff;
-+const long dstoff;
-+#else
- addtype(gmtoff, abbr, isdst, ttisstd, ttisgmt)
- const long gmtoff;
-+#endif
- const char * const abbr;
- const int isdst;
- const int ttisstd;
-@@ -1859,12 +2082,25 @@
- error(_("internal error - addtype called with bad ttisgmt"));
- (void) exit(EXIT_FAILURE);
- }
-+#ifdef ICU
-+ if (isdst != (dstoff != 0)) {
-+ error(_("internal error - addtype called with bad isdst/dstoff"));
-+ (void) exit(EXIT_FAILURE);
-+ }
-+ if (gmtoff != (rawoff + dstoff)) {
-+ error(_("internal error - addtype called with bad gmt/raw/dstoff"));
-+ (void) exit(EXIT_FAILURE);
-+ }
-+#endif
- /*
- ** See if there's already an entry for this zone type.
- ** If so, just return its index.
- */
- for (i = 0; i < typecnt; ++i) {
- if (gmtoff == gmtoffs[i] && isdst == isdsts[i] &&
-+#ifdef ICU
-+ rawoff == rawoffs[i] && dstoff == dstoffs[i] &&
-+#endif
- strcmp(abbr, &chars[abbrinds[i]]) == 0 &&
- ttisstd == ttisstds[i] &&
- ttisgmt == ttisgmts[i])
-@@ -1879,6 +2115,10 @@
- (void) exit(EXIT_FAILURE);
- }
- gmtoffs[i] = gmtoff;
-+#ifdef ICU
-+ rawoffs[i] = rawoff;
-+ dstoffs[i] = dstoff;
-+#endif
- isdsts[i] = isdst;
- ttisstds[i] = ttisstd;
- ttisgmts[i] = ttisgmt;
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/private.h b/Build/source/libs/icu-xetex/tools/tzcode/private.h
new file mode 100644
index 00000000000..2837b70c101
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/private.h
@@ -0,0 +1,368 @@
+#ifndef PRIVATE_H
+
+#define PRIVATE_H
+
+/*
+** This file is in the public domain, so clarified as of
+** 1996-06-05 by Arthur David Olson.
+*/
+
+/*
+** This header is for use ONLY with the time conversion code.
+** There is no guarantee that it will remain unchanged,
+** or that it will remain at all.
+** Do NOT copy it to any system include directory.
+** Thank you!
+*/
+
+/*
+** ID
+*/
+
+#ifndef lint
+#ifndef NOID
+static char privatehid[] = "@(#)private.h 8.2";
+#endif /* !defined NOID */
+#endif /* !defined lint */
+
+#define GRANDPARENTED "Local time zone must be set--see zic manual page"
+
+/*
+** Defaults for preprocessor symbols.
+** You can override these in your C compiler options, e.g. `-DHAVE_ADJTIME=0'.
+*/
+
+#ifndef HAVE_ADJTIME
+#define HAVE_ADJTIME 1
+#endif /* !defined HAVE_ADJTIME */
+
+#ifndef HAVE_GETTEXT
+#define HAVE_GETTEXT 0
+#endif /* !defined HAVE_GETTEXT */
+
+#ifndef HAVE_INCOMPATIBLE_CTIME_R
+#define HAVE_INCOMPATIBLE_CTIME_R 0
+#endif /* !defined INCOMPATIBLE_CTIME_R */
+
+#ifndef HAVE_SETTIMEOFDAY
+#define HAVE_SETTIMEOFDAY 3
+#endif /* !defined HAVE_SETTIMEOFDAY */
+
+#ifndef HAVE_STRERROR
+#define HAVE_STRERROR 1
+#endif /* !defined HAVE_STRERROR */
+
+#ifndef HAVE_SYMLINK
+#define HAVE_SYMLINK 1
+#endif /* !defined HAVE_SYMLINK */
+
+#ifndef HAVE_SYS_STAT_H
+#define HAVE_SYS_STAT_H 1
+#endif /* !defined HAVE_SYS_STAT_H */
+
+#ifndef HAVE_SYS_WAIT_H
+#define HAVE_SYS_WAIT_H 1
+#endif /* !defined HAVE_SYS_WAIT_H */
+
+#ifndef HAVE_UNISTD_H
+#define HAVE_UNISTD_H 1
+#endif /* !defined HAVE_UNISTD_H */
+
+#ifndef HAVE_UTMPX_H
+#define HAVE_UTMPX_H 0
+#endif /* !defined HAVE_UTMPX_H */
+
+#ifndef LOCALE_HOME
+#define LOCALE_HOME "/usr/lib/locale"
+#endif /* !defined LOCALE_HOME */
+
+#if HAVE_INCOMPATIBLE_CTIME_R
+#define asctime_r _incompatible_asctime_r
+#define ctime_r _incompatible_ctime_r
+#endif /* HAVE_INCOMPATIBLE_CTIME_R */
+
+/*
+** Nested includes
+*/
+
+#include "sys/types.h" /* for time_t */
+#include "stdio.h"
+#include "errno.h"
+#include "string.h"
+#include "limits.h" /* for CHAR_BIT et al. */
+#include "time.h"
+#include "stdlib.h"
+
+#if HAVE_GETTEXT
+#include "libintl.h"
+#endif /* HAVE_GETTEXT */
+
+#if HAVE_SYS_WAIT_H
+#include <sys/wait.h> /* for WIFEXITED and WEXITSTATUS */
+#endif /* HAVE_SYS_WAIT_H */
+
+#ifndef WIFEXITED
+#define WIFEXITED(status) (((status) & 0xff) == 0)
+#endif /* !defined WIFEXITED */
+#ifndef WEXITSTATUS
+#define WEXITSTATUS(status) (((status) >> 8) & 0xff)
+#endif /* !defined WEXITSTATUS */
+
+#if HAVE_UNISTD_H
+#include "unistd.h" /* for F_OK and R_OK */
+#endif /* HAVE_UNISTD_H */
+
+#if !HAVE_UNISTD_H
+#ifndef F_OK
+#define F_OK 0
+#endif /* !defined F_OK */
+#ifndef R_OK
+#define R_OK 4
+#endif /* !defined R_OK */
+#endif /* !HAVE_UNISTD_H */
+
+/* Unlike <ctype.h>'s isdigit, this also works if c < 0 | c > UCHAR_MAX. */
+#define is_digit(c) ((unsigned)(c) - '0' <= 9)
+
+/*
+** Define HAVE_STDINT_H's default value here, rather than at the
+** start, since __GLIBC__'s value depends on previously-included
+** files.
+** (glibc 2.1 and later have stdint.h, even with pre-C99 compilers.)
+*/
+#ifndef HAVE_STDINT_H
+#define HAVE_STDINT_H \
+ (199901 <= __STDC_VERSION__ || \
+ 2 < (__GLIBC__ + (0 < __GLIBC_MINOR__)))
+#endif /* !defined HAVE_STDINT_H */
+
+#if HAVE_STDINT_H
+#include "stdint.h"
+#endif /* !HAVE_STDINT_H */
+
+#ifndef INT_FAST64_MAX
+/* Pre-C99 GCC compilers define __LONG_LONG_MAX__ instead of LLONG_MAX. */
+#if defined LLONG_MAX || defined __LONG_LONG_MAX__
+typedef long long int_fast64_t;
+#else /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */
+#if (LONG_MAX >> 31) < 0xffffffff
+Please use a compiler that supports a 64-bit integer type (or wider);
+you may need to compile with "-DHAVE_STDINT_H".
+#endif /* (LONG_MAX >> 31) < 0xffffffff */
+typedef long int_fast64_t;
+#endif /* ! (defined LLONG_MAX || defined __LONG_LONG_MAX__) */
+#endif /* !defined INT_FAST64_MAX */
+
+#ifndef INT32_MAX
+#define INT32_MAX 0x7fffffff
+#endif /* !defined INT32_MAX */
+#ifndef INT32_MIN
+#define INT32_MIN (-1 - INT32_MAX)
+#endif /* !defined INT32_MIN */
+
+/*
+** Workarounds for compilers/systems.
+*/
+
+/*
+** If your compiler lacks prototypes, "#define P(x) ()".
+*/
+
+#ifndef P
+#define P(x) x
+#endif /* !defined P */
+
+/*
+** SunOS 4.1.1 headers lack EXIT_SUCCESS.
+*/
+
+#ifndef EXIT_SUCCESS
+#define EXIT_SUCCESS 0
+#endif /* !defined EXIT_SUCCESS */
+
+/*
+** SunOS 4.1.1 headers lack EXIT_FAILURE.
+*/
+
+#ifndef EXIT_FAILURE
+#define EXIT_FAILURE 1
+#endif /* !defined EXIT_FAILURE */
+
+/*
+** SunOS 4.1.1 headers lack FILENAME_MAX.
+*/
+
+#ifndef FILENAME_MAX
+
+#ifndef MAXPATHLEN
+#ifdef unix
+#include "sys/param.h"
+#endif /* defined unix */
+#endif /* !defined MAXPATHLEN */
+
+#ifdef MAXPATHLEN
+#define FILENAME_MAX MAXPATHLEN
+#endif /* defined MAXPATHLEN */
+#ifndef MAXPATHLEN
+#define FILENAME_MAX 1024 /* Pure guesswork */
+#endif /* !defined MAXPATHLEN */
+
+#endif /* !defined FILENAME_MAX */
+
+/*
+** SunOS 4.1.1 libraries lack remove.
+*/
+
+#ifndef remove
+extern int unlink P((const char * filename));
+#define remove unlink
+#endif /* !defined remove */
+
+/*
+** Some ancient errno.h implementations don't declare errno.
+** But some newer errno.h implementations define it as a macro.
+** Fix the former without affecting the latter.
+*/
+
+#ifndef errno
+extern int errno;
+#endif /* !defined errno */
+
+/*
+** Some time.h implementations don't declare asctime_r.
+** Others might define it as a macro.
+** Fix the former without affecting the latter.
+*/
+
+#ifndef asctime_r
+extern char * asctime_r();
+#endif
+
+/*
+** Private function declarations.
+*/
+
+char * icalloc P((int nelem, int elsize));
+char * icatalloc P((char * old, const char * new));
+char * icpyalloc P((const char * string));
+char * imalloc P((int n));
+void * irealloc P((void * pointer, int size));
+void icfree P((char * pointer));
+void ifree P((char * pointer));
+const char * scheck P((const char * string, const char * format));
+
+/*
+** Finally, some convenience items.
+*/
+
+#ifndef TRUE
+#define TRUE 1
+#endif /* !defined TRUE */
+
+#ifndef FALSE
+#define FALSE 0
+#endif /* !defined FALSE */
+
+#ifndef TYPE_BIT
+#define TYPE_BIT(type) (sizeof (type) * CHAR_BIT)
+#endif /* !defined TYPE_BIT */
+
+#ifndef TYPE_SIGNED
+#define TYPE_SIGNED(type) (((type) -1) < 0)
+#endif /* !defined TYPE_SIGNED */
+
+/*
+** Since the definition of TYPE_INTEGRAL contains floating point numbers,
+** it cannot be used in preprocessor directives.
+*/
+
+#ifndef TYPE_INTEGRAL
+#define TYPE_INTEGRAL(type) (((type) 0.5) != 0.5)
+#endif /* !defined TYPE_INTEGRAL */
+
+#ifndef INT_STRLEN_MAXIMUM
+/*
+** 302 / 1000 is log10(2.0) rounded up.
+** Subtract one for the sign bit if the type is signed;
+** add one for integer division truncation;
+** add one more for a minus sign if the type is signed.
+*/
+#define INT_STRLEN_MAXIMUM(type) \
+ ((TYPE_BIT(type) - TYPE_SIGNED(type)) * 302 / 1000 + \
+ 1 + TYPE_SIGNED(type))
+#endif /* !defined INT_STRLEN_MAXIMUM */
+
+/*
+** INITIALIZE(x)
+*/
+
+#ifndef GNUC_or_lint
+#ifdef lint
+#define GNUC_or_lint
+#endif /* defined lint */
+#ifndef lint
+#ifdef __GNUC__
+#define GNUC_or_lint
+#endif /* defined __GNUC__ */
+#endif /* !defined lint */
+#endif /* !defined GNUC_or_lint */
+
+#ifndef INITIALIZE
+#ifdef GNUC_or_lint
+#define INITIALIZE(x) ((x) = 0)
+#endif /* defined GNUC_or_lint */
+#ifndef GNUC_or_lint
+#define INITIALIZE(x)
+#endif /* !defined GNUC_or_lint */
+#endif /* !defined INITIALIZE */
+
+/*
+** For the benefit of GNU folk...
+** `_(MSGID)' uses the current locale's message library string for MSGID.
+** The default is to use gettext if available, and use MSGID otherwise.
+*/
+
+#ifndef _
+#if HAVE_GETTEXT
+#define _(msgid) gettext(msgid)
+#else /* !HAVE_GETTEXT */
+#define _(msgid) msgid
+#endif /* !HAVE_GETTEXT */
+#endif /* !defined _ */
+
+#ifndef TZ_DOMAIN
+#define TZ_DOMAIN "tz"
+#endif /* !defined TZ_DOMAIN */
+
+#if HAVE_INCOMPATIBLE_CTIME_R
+#undef asctime_r
+#undef ctime_r
+char *asctime_r P((struct tm const *, char *));
+char *ctime_r P((time_t const *, char *));
+#endif /* HAVE_INCOMPATIBLE_CTIME_R */
+
+#ifndef YEARSPERREPEAT
+#define YEARSPERREPEAT 400 /* years before a Gregorian repeat */
+#endif /* !defined YEARSPERREPEAT */
+
+/*
+** The Gregorian year averages 365.2425 days, which is 31556952 seconds.
+*/
+
+#ifndef AVGSECSPERYEAR
+#define AVGSECSPERYEAR 31556952L
+#endif /* !defined AVGSECSPERYEAR */
+
+#ifndef SECSPERREPEAT
+#define SECSPERREPEAT ((int_fast64_t) YEARSPERREPEAT * (int_fast64_t) AVGSECSPERYEAR)
+#endif /* !defined SECSPERREPEAT */
+
+#ifndef SECSPERREPEAT_BITS
+#define SECSPERREPEAT_BITS 34 /* ceil(log2(SECSPERREPEAT)) */
+#endif /* !defined SECSPERREPEAT_BITS */
+
+/*
+** UNIX was a registered trademark of The Open Group in 2003.
+*/
+
+#endif /* !defined PRIVATE_H */
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/readme.txt b/Build/source/libs/icu-xetex/tools/tzcode/readme.txt
index 2558608d65b..656a64887bf 100644
--- a/Build/source/libs/icu-xetex/tools/tzcode/readme.txt
+++ b/Build/source/libs/icu-xetex/tools/tzcode/readme.txt
@@ -1,5 +1,5 @@
**********************************************************************
-* Copyright (c) 2003-2005, International Business Machines
+* Copyright (c) 2003-2006, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
* Author: Alan Liu
@@ -7,6 +7,10 @@
* Since: ICU 2.8
**********************************************************************
+Note: this directory currently contains tzcode as of tzcode2006h.tar.gz
+ with localtime.c patches from tzcode2006i.tar.gz
+
+
----------------------------------------------------------------------
OVERVIEW
@@ -56,91 +60,29 @@ several parts. E.g.:
tzcode2003a.tar.gz 98 KB 3/24/2003 2:32:00 PM
tzdata2003a.tar.gz 132 KB 3/24/2003 2:32:00 PM
-ICU only uses the tzcodeYYYYV.tar.gz and tzdataYYYYV.tar.gz files,
+ICU only uses the tzdataYYYYV.tar.gz files,
where YYYY is the year and V is the version letter ('a'...'z').
+This directory has partial contents of tzcode checked into ICU
+
----------------------------------------------------------------------
HOWTO
-1. Obtain the current versions of tzcodeYYYYV.tar.gz (aka `tzcode')
- and tzdataYYYYV.tar.gz (aka `tzdata') from the FTP site given
+0. Note, these instructions will only work on POSIX type systems.
+
+1. Obtain the current versions of tzdataYYYYV.tar.gz (aka `tzdata') from the FTP site given
above. Either manually download or use wget:
$ cd {path_to}/icu/source/tools/tzcode
- $ wget "ftp://elsie.nci.nih.gov/pub/tz*.tar.gz"
+ $ wget "ftp://elsie.nci.nih.gov/pub/tzdata*.tar.gz"
-2. Unpack tzcode and tzdata directly into the directory tzcode:
-
- $ tar xzvf tzcode*.tar.gz
- $ tar xzvf tzdata*.tar.gz
+2. copy only one tzdata*.tar.gz file into the icu/source/data/in/ directory (you may have to create this directory)
*** Make sure you only have ONE FILE named tzdata*.tar.gz in the
directory.
- *** Do NOT delete the tzdata*.tar.gz file.
-
- The Makefile looks in the current directory to determine the
- version of Olson data it is building by looking for tzdata*.tar.gz.
-
-3. Apply the ICU patch to zic.c:
-
- $ patch < patch-icu-tzcode
-
- If patch complains at this point, there is a mismatch that must be
- manually addressed. See the CVS log of `patch-icu-tzcode' for
- version details.
-
-4. Build:
-
- $ make icu_data
-
-5. Copy the data files to the correct location in the ICU4C/ICU4J
- source trees:
-
- $ cp zoneinfo.txt ../../../data/misc/
- $ cp ZoneMetaData.java {path_to}/icu4j/src/com/ibm/icu/impl
-
-6. Rebuild ICU:
- $ cd ../../../
- $ {*make}
+3. Build ICU normally. You will see a notice "updating zoneinfo.txt..."
-7. Don't forget to check in the new zoneinfo.txt (from its location at
+4. For ICU maintainers, don't forget to check in the new
+ zoneinfo.txt (from its location at
{path_to}/icu/source/data/misc/zoneinfo.txt) into CVS.
-
-----------------------------------------------------------------------
-HOWTO regenerate patch-icu-tzcode
-
-If you need to edit any of the tzcode* files, you will need to
-regenerate the patch file as follows.
-
-1. Follow the above instructions to extract and patch the tzcode*
- files in {path_to}/icu/source/tools/tzcode. Modify any of the
- tzcode files.
-
-2. Extract a clean set of the tzcode* files into a new directory,
- ../tzcode.orig/:
-
- $ mkdir ../tzcode.orig
- $ cd ../tzcode.orig
- $ tar xzf ../tzcode/tzcode*.tar.gz
- $ cd ../tzcode
-
-3. Compute diffs, ignoring files that are in only one directory:
-
- $ diff -ur ../tzcode.orig . | grep -vE -e "^Only in " > patch-icu-tzcode
-
-4. Test the patch-icu-tzcode file by regenerating and diffing the
- files again in another directory. The expected output from the
- final diff command is *nothing*.
-
- $ mkdir ../tzcode.new
- $ cd ../tzcode.new
- $ tar xzf ../tzcode/tzcode*.tar.gz
- $ patch < ../tzcode/patch-icu-tzcode
- $ cd ../tzcode
- $ diff -ur ../tzcode.new . | grep -vE -e "^Only in "
-
-5. Check in the new patch-icu-tzcode file.
-
-----------------------------------------------------------------------
-eof
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/scheck.c b/Build/source/libs/icu-xetex/tools/tzcode/scheck.c
new file mode 100644
index 00000000000..74d9b07c149
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/scheck.c
@@ -0,0 +1,63 @@
+/*
+** This file is in the public domain, so clarified as of
+** 2006-07-17 by Arthur David Olson.
+*/
+
+#ifndef lint
+#ifndef NOID
+static char elsieid[] = "@(#)scheck.c 8.19";
+#endif /* !defined lint */
+#endif /* !defined NOID */
+
+/*LINTLIBRARY*/
+
+#include "private.h"
+
+const char *
+scheck(string, format)
+const char * const string;
+const char * const format;
+{
+ register char * fbuf;
+ register const char * fp;
+ register char * tp;
+ register int c;
+ register const char * result;
+ char dummy;
+
+ result = "";
+ if (string == NULL || format == NULL)
+ return result;
+ fbuf = imalloc((int) (2 * strlen(format) + 4));
+ if (fbuf == NULL)
+ return result;
+ fp = format;
+ tp = fbuf;
+ while ((*tp++ = c = *fp++) != '\0') {
+ if (c != '%')
+ continue;
+ if (*fp == '%') {
+ *tp++ = *fp++;
+ continue;
+ }
+ *tp++ = '*';
+ if (*fp == '*')
+ ++fp;
+ while (is_digit(*fp))
+ *tp++ = *fp++;
+ if (*fp == 'l' || *fp == 'h')
+ *tp++ = *fp++;
+ else if (*fp == '[')
+ do *tp++ = *fp++;
+ while (*fp != '\0' && *fp != ']');
+ if ((*tp++ = *fp++) == '\0')
+ break;
+ }
+ *(tp - 1) = '%';
+ *tp++ = 'c';
+ *tp = '\0';
+ if (sscanf(string, fbuf, &dummy) != 1)
+ result = (char *) format;
+ ifree(fbuf);
+ return result;
+}
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/tz.alias b/Build/source/libs/icu-xetex/tools/tzcode/tz.alias
index ed5199eb305..4494b2934ff 100644
--- a/Build/source/libs/icu-xetex/tools/tzcode/tz.alias
+++ b/Build/source/libs/icu-xetex/tools/tzcode/tz.alias
@@ -1,5 +1,5 @@
######################################################################
-# Copyright (C) 1999-2004, International Business Machines
+# Copyright (C) 1999-2006, International Business Machines
# Corporation and others. All Rights Reserved.
######################################################################
# A simple alias list. We use this to retain backward compatibility.
@@ -29,7 +29,7 @@ EAT Africa/Addis_Ababa
ECT Europe/Paris
# EET Europe/Istanbul # EET is a standard UNIX zone
#### EST America/New_York # Linked to America/Indianapolis in Olson
-# HST Pacific/Honolulu # Olson LINK
+HST Pacific/Honolulu # Olson LINK - was removed 2005-Nov-21, confirmed gone in 2006a.
IET America/Indianapolis
IST Asia/Calcutta
JST Asia/Tokyo
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/tz2icu.cpp b/Build/source/libs/icu-xetex/tools/tzcode/tz2icu.cpp
index 91d634db23a..a60f39065b9 100644
--- a/Build/source/libs/icu-xetex/tools/tzcode/tz2icu.cpp
+++ b/Build/source/libs/icu-xetex/tools/tzcode/tz2icu.cpp
@@ -1,6 +1,7 @@
+
/*
**********************************************************************
-* Copyright (c) 2003-2004, International Business Machines
+* Copyright (c) 2003-2006, International Business Machines
* Corporation and others. All Rights Reserved.
**********************************************************************
* Author: Alan Liu
@@ -277,9 +278,16 @@ void readzoneinfo(ifstream& file, ZoneInfo& info) {
if (strncmp(buf, TZ_ICU_MAGIC, 4) != 0) {
throw invalid_argument("TZ_ICU_MAGIC signature missing");
}
+ // skip additional Olson byte version
+ file.read(buf, 1);
+ // if '\0', we have just one copy of data, if '2', there is additional
+ // 64 bit version at the end.
+ if(buf[0]!=0 && buf[0]!='2') {
+ throw invalid_argument("Bad Olson version info");
+ }
// Read reserved bytes. The first of these will be a version byte.
- file.read(buf, 16);
+ file.read(buf, 15);
if (*(ICUZoneinfoVersion*)&buf != TZ_ICU_VERSION) {
throw invalid_argument("File version mismatch");
}
@@ -457,12 +465,20 @@ void handleFile(string path, string id) {
// Check eof-relative pos (there may be a cleaner way to do this)
long eofPos = (long) file.tellg();
+ char buf[32];
+ file.read(buf, 4);
file.seekg(0, ios::end);
eofPos = eofPos - (long) file.tellg();
if (eofPos) {
+ // 2006c merged 32 and 64 bit versions in a fat binary
+ // 64 version starts at the end of 32 bit version.
+ // Therefore, if the file is *not* consumed, check
+ // if it is maybe being restarted.
+ if (strncmp(buf, TZ_ICU_MAGIC, 4) != 0) {
ostringstream os;
os << (-eofPos) << " unprocessed bytes at end";
throw invalid_argument(os.str());
+ }
}
ZONEINFO[id] = info;
@@ -1405,7 +1421,8 @@ int main(int argc, char *argv[]) {
<< "// >> !!! >>> DO NOT EDIT <<< !!! <<" << endl
<< "//---------------------------------------------------------" << endl
<< endl
- << ICU_TZ_RESOURCE " {" << endl
+ << ICU_TZ_RESOURCE ":table(nofallback) {" << endl
+ << " TZVersion { \"" << version << "\" }" << endl
<< " Zones:array { " << endl
<< ZONEINFO // Zones (the actual data)
<< " }" << endl;
@@ -1499,6 +1516,7 @@ int main(int argc, char *argv[]) {
// Emit equivalency lists
bool first1 = true;
+ java << " public static final String VERSION = \"" + version + "\";" << endl;
java << " public static final String[][] EQUIV = {" << endl;
for (ZoneMap::const_iterator i=ZONEINFO.begin(); i!=ZONEINFO.end(); ++i) {
if (i->second.isAlias() || i->second.getAliases().size() == 0) {
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/tzfile.h b/Build/source/libs/icu-xetex/tools/tzcode/tzfile.h
new file mode 100644
index 00000000000..3a9eee305a5
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/tzfile.h
@@ -0,0 +1,180 @@
+#ifndef TZFILE_H
+
+#define TZFILE_H
+
+/*
+** This file is in the public domain, so clarified as of
+** 1996-06-05 by Arthur David Olson.
+*/
+
+/*
+** This header is for use ONLY with the time conversion code.
+** There is no guarantee that it will remain unchanged,
+** or that it will remain at all.
+** Do NOT copy it to any system include directory.
+** Thank you!
+*/
+
+/*
+** ID
+*/
+
+#ifndef lint
+#ifndef NOID
+static char tzfilehid[] = "@(#)tzfile.h 8.1";
+#endif /* !defined NOID */
+#endif /* !defined lint */
+
+/*
+** Information about time zone files.
+*/
+
+#ifndef TZDIR
+#define TZDIR "/usr/local/etc/zoneinfo" /* Time zone object file directory */
+#endif /* !defined TZDIR */
+
+#ifndef TZDEFAULT
+#define TZDEFAULT "localtime"
+#endif /* !defined TZDEFAULT */
+
+#ifndef TZDEFRULES
+#define TZDEFRULES "posixrules"
+#endif /* !defined TZDEFRULES */
+
+/*
+** Each file begins with. . .
+*/
+
+#define TZ_MAGIC "TZif"
+
+struct tzhead {
+ char tzh_magic[4]; /* TZ_MAGIC */
+ char tzh_version[1]; /* '\0' or '2' as of 2005 */
+ char tzh_reserved[15]; /* reserved--must be zero */
+ char tzh_ttisgmtcnt[4]; /* coded number of trans. time flags */
+ char tzh_ttisstdcnt[4]; /* coded number of trans. time flags */
+ char tzh_leapcnt[4]; /* coded number of leap seconds */
+ char tzh_timecnt[4]; /* coded number of transition times */
+ char tzh_typecnt[4]; /* coded number of local time types */
+ char tzh_charcnt[4]; /* coded number of abbr. chars */
+};
+
+/*
+** . . .followed by. . .
+**
+** tzh_timecnt (char [4])s coded transition times a la time(2)
+** tzh_timecnt (unsigned char)s types of local time starting at above
+** tzh_typecnt repetitions of
+** one (char [4]) coded UTC offset in seconds
+** one (unsigned char) used to set tm_isdst
+** one (unsigned char) that's an abbreviation list index
+** tzh_charcnt (char)s '\0'-terminated zone abbreviations
+** tzh_leapcnt repetitions of
+** one (char [4]) coded leap second transition times
+** one (char [4]) total correction after above
+** tzh_ttisstdcnt (char)s indexed by type; if TRUE, transition
+** time is standard time, if FALSE,
+** transition time is wall clock time
+** if absent, transition times are
+** assumed to be wall clock time
+** tzh_ttisgmtcnt (char)s indexed by type; if TRUE, transition
+** time is UTC, if FALSE,
+** transition time is local time
+** if absent, transition times are
+** assumed to be local time
+*/
+
+/*
+** If tzh_version is '2' or greater, the above is followed by a second instance
+** of tzhead and a second instance of the data in which each coded transition
+** time uses 8 rather than 4 chars,
+** then a POSIX-TZ-environment-variable-style string for use in handling
+** instants after the last transition time stored in the file
+** (with nothing between the newlines if there is no POSIX representation for
+** such instants).
+*/
+
+/*
+** In the current implementation, "tzset()" refuses to deal with files that
+** exceed any of the limits below.
+*/
+
+#ifndef TZ_MAX_TIMES
+#define TZ_MAX_TIMES 1200
+#endif /* !defined TZ_MAX_TIMES */
+
+#ifndef TZ_MAX_TYPES
+#ifndef NOSOLAR
+#define TZ_MAX_TYPES 256 /* Limited by what (unsigned char)'s can hold */
+#endif /* !defined NOSOLAR */
+#ifdef NOSOLAR
+/*
+** Must be at least 14 for Europe/Riga as of Jan 12 1995,
+** as noted by Earl Chew.
+*/
+#define TZ_MAX_TYPES 20 /* Maximum number of local time types */
+#endif /* !defined NOSOLAR */
+#endif /* !defined TZ_MAX_TYPES */
+
+#ifndef TZ_MAX_CHARS
+#define TZ_MAX_CHARS 50 /* Maximum number of abbreviation characters */
+ /* (limited by what unsigned chars can hold) */
+#endif /* !defined TZ_MAX_CHARS */
+
+#ifndef TZ_MAX_LEAPS
+#define TZ_MAX_LEAPS 50 /* Maximum number of leap second corrections */
+#endif /* !defined TZ_MAX_LEAPS */
+
+#define SECSPERMIN 60
+#define MINSPERHOUR 60
+#define HOURSPERDAY 24
+#define DAYSPERWEEK 7
+#define DAYSPERNYEAR 365
+#define DAYSPERLYEAR 366
+#define SECSPERHOUR (SECSPERMIN * MINSPERHOUR)
+#define SECSPERDAY ((long) SECSPERHOUR * HOURSPERDAY)
+#define MONSPERYEAR 12
+
+#define TM_SUNDAY 0
+#define TM_MONDAY 1
+#define TM_TUESDAY 2
+#define TM_WEDNESDAY 3
+#define TM_THURSDAY 4
+#define TM_FRIDAY 5
+#define TM_SATURDAY 6
+
+#define TM_JANUARY 0
+#define TM_FEBRUARY 1
+#define TM_MARCH 2
+#define TM_APRIL 3
+#define TM_MAY 4
+#define TM_JUNE 5
+#define TM_JULY 6
+#define TM_AUGUST 7
+#define TM_SEPTEMBER 8
+#define TM_OCTOBER 9
+#define TM_NOVEMBER 10
+#define TM_DECEMBER 11
+
+#define TM_YEAR_BASE 1900
+
+#define EPOCH_YEAR 1970
+#define EPOCH_WDAY TM_THURSDAY
+
+#define isleap(y) (((y) % 4) == 0 && (((y) % 100) != 0 || ((y) % 400) == 0))
+
+/*
+** Since everything in isleap is modulo 400 (or a factor of 400), we know that
+** isleap(y) == isleap(y % 400)
+** and so
+** isleap(a + b) == isleap((a + b) % 400)
+** or
+** isleap(a + b) == isleap(a % 400 + b % 400)
+** This is true even if % means modulo rather than Fortran remainder
+** (which is allowed by C89 but not C99).
+** We use this to avoid addition overflow problems.
+*/
+
+#define isleap_sum(a, b) isleap((a) % 400 + (b) % 400)
+
+#endif /* !defined TZFILE_H */
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/tzselect.ksh b/Build/source/libs/icu-xetex/tools/tzcode/tzselect.ksh
new file mode 100644
index 00000000000..26dfa984766
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/tzselect.ksh
@@ -0,0 +1,308 @@
+#! /bin/ksh
+
+# '@(#)tzselect.ksh 8.1'
+
+# Ask the user about the time zone, and output the resulting TZ value to stdout.
+# Interact with the user via stderr and stdin.
+
+# Contributed by Paul Eggert.
+
+# Porting notes:
+#
+# This script requires several features of the Korn shell.
+# If your host lacks the Korn shell,
+# you can use either of the following free programs instead:
+#
+# <a href=ftp://ftp.gnu.org/pub/gnu/>
+# Bourne-Again shell (bash)
+# </a>
+#
+# <a href=ftp://ftp.cs.mun.ca/pub/pdksh/pdksh.tar.gz>
+# Public domain ksh
+# </a>
+#
+# This script also uses several features of modern awk programs.
+# If your host lacks awk, or has an old awk that does not conform to Posix.2,
+# you can use either of the following free programs instead:
+#
+# <a href=ftp://ftp.gnu.org/pub/gnu/>
+# GNU awk (gawk)
+# </a>
+#
+# <a href=ftp://ftp.whidbey.net/pub/brennan/>
+# mawk
+# </a>
+
+
+# Specify default values for environment variables if they are unset.
+: ${AWK=awk}
+: ${TZDIR=$(pwd)}
+
+# Check for awk Posix compliance.
+($AWK -v x=y 'BEGIN { exit 123 }') </dev/null >/dev/null 2>&1
+[ $? = 123 ] || {
+ echo >&2 "$0: Sorry, your \`$AWK' program is not Posix compatible."
+ exit 1
+}
+
+# Make sure the tables are readable.
+TZ_COUNTRY_TABLE=$TZDIR/iso3166.tab
+TZ_ZONE_TABLE=$TZDIR/zone.tab
+for f in $TZ_COUNTRY_TABLE $TZ_ZONE_TABLE
+do
+ <$f || {
+ echo >&2 "$0: time zone files are not set up correctly"
+ exit 1
+ }
+done
+
+newline='
+'
+IFS=$newline
+
+
+# Work around a bug in bash 1.14.7 and earlier, where $PS3 is sent to stdout.
+case $(echo 1 | (select x in x; do break; done) 2>/dev/null) in
+?*) PS3=
+esac
+
+
+# Begin the main loop. We come back here if the user wants to retry.
+while
+
+ echo >&2 'Please identify a location' \
+ 'so that time zone rules can be set correctly.'
+
+ continent=
+ country=
+ region=
+
+
+ # Ask the user for continent or ocean.
+
+ echo >&2 'Please select a continent or ocean.'
+
+ select continent in \
+ Africa \
+ Americas \
+ Antarctica \
+ 'Arctic Ocean' \
+ Asia \
+ 'Atlantic Ocean' \
+ Australia \
+ Europe \
+ 'Indian Ocean' \
+ 'Pacific Ocean' \
+ 'none - I want to specify the time zone using the Posix TZ format.'
+ do
+ case $continent in
+ '')
+ echo >&2 'Please enter a number in range.';;
+ ?*)
+ case $continent in
+ Americas) continent=America;;
+ *' '*) continent=$(expr "$continent" : '\([^ ]*\)')
+ esac
+ break
+ esac
+ done
+ case $continent in
+ '')
+ exit 1;;
+ none)
+ # Ask the user for a Posix TZ string. Check that it conforms.
+ while
+ echo >&2 'Please enter the desired value' \
+ 'of the TZ environment variable.'
+ echo >&2 'For example, GST-10 is a zone named GST' \
+ 'that is 10 hours ahead (east) of UTC.'
+ read TZ
+ $AWK -v TZ="$TZ" 'BEGIN {
+ tzname = "[^-+,0-9][^-+,0-9][^-+,0-9]+"
+ time = "[0-2]?[0-9](:[0-5][0-9](:[0-5][0-9])?)?"
+ offset = "[-+]?" time
+ date = "(J?[0-9]+|M[0-9]+\.[0-9]+\.[0-9]+)"
+ datetime = "," date "(/" time ")?"
+ tzpattern = "^(:.*|" tzname offset "(" tzname \
+ "(" offset ")?(" datetime datetime ")?)?)$"
+ if (TZ ~ tzpattern) exit 1
+ exit 0
+ }'
+ do
+ echo >&2 "\`$TZ' is not a conforming" \
+ 'Posix time zone string.'
+ done
+ TZ_for_date=$TZ;;
+ *)
+ # Get list of names of countries in the continent or ocean.
+ countries=$($AWK -F'\t' \
+ -v continent="$continent" \
+ -v TZ_COUNTRY_TABLE="$TZ_COUNTRY_TABLE" \
+ '
+ /^#/ { next }
+ $3 ~ ("^" continent "/") {
+ if (!cc_seen[$1]++) cc_list[++ccs] = $1
+ }
+ END {
+ while (getline <TZ_COUNTRY_TABLE) {
+ if ($0 !~ /^#/) cc_name[$1] = $2
+ }
+ for (i = 1; i <= ccs; i++) {
+ country = cc_list[i]
+ if (cc_name[country]) {
+ country = cc_name[country]
+ }
+ print country
+ }
+ }
+ ' <$TZ_ZONE_TABLE | sort -f)
+
+
+ # If there's more than one country, ask the user which one.
+ case $countries in
+ *"$newline"*)
+ echo >&2 'Please select a country.'
+ select country in $countries
+ do
+ case $country in
+ '') echo >&2 'Please enter a number in range.';;
+ ?*) break
+ esac
+ done
+
+ case $country in
+ '') exit 1
+ esac;;
+ *)
+ country=$countries
+ esac
+
+
+ # Get list of names of time zone rule regions in the country.
+ regions=$($AWK -F'\t' \
+ -v country="$country" \
+ -v TZ_COUNTRY_TABLE="$TZ_COUNTRY_TABLE" \
+ '
+ BEGIN {
+ cc = country
+ while (getline <TZ_COUNTRY_TABLE) {
+ if ($0 !~ /^#/ && country == $2) {
+ cc = $1
+ break
+ }
+ }
+ }
+ $1 == cc { print $4 }
+ ' <$TZ_ZONE_TABLE)
+
+
+ # If there's more than one region, ask the user which one.
+ case $regions in
+ *"$newline"*)
+ echo >&2 'Please select one of the following' \
+ 'time zone regions.'
+ select region in $regions
+ do
+ case $region in
+ '') echo >&2 'Please enter a number in range.';;
+ ?*) break
+ esac
+ done
+ case $region in
+ '') exit 1
+ esac;;
+ *)
+ region=$regions
+ esac
+
+ # Determine TZ from country and region.
+ TZ=$($AWK -F'\t' \
+ -v country="$country" \
+ -v region="$region" \
+ -v TZ_COUNTRY_TABLE="$TZ_COUNTRY_TABLE" \
+ '
+ BEGIN {
+ cc = country
+ while (getline <TZ_COUNTRY_TABLE) {
+ if ($0 !~ /^#/ && country == $2) {
+ cc = $1
+ break
+ }
+ }
+ }
+ $1 == cc && $4 == region { print $3 }
+ ' <$TZ_ZONE_TABLE)
+
+ # Make sure the corresponding zoneinfo file exists.
+ TZ_for_date=$TZDIR/$TZ
+ <$TZ_for_date || {
+ echo >&2 "$0: time zone files are not set up correctly"
+ exit 1
+ }
+ esac
+
+
+ # Use the proposed TZ to output the current date relative to UTC.
+ # Loop until they agree in seconds.
+ # Give up after 8 unsuccessful tries.
+
+ extra_info=
+ for i in 1 2 3 4 5 6 7 8
+ do
+ TZdate=$(LANG=C TZ="$TZ_for_date" date)
+ UTdate=$(LANG=C TZ=UTC0 date)
+ TZsec=$(expr "$TZdate" : '.*:\([0-5][0-9]\)')
+ UTsec=$(expr "$UTdate" : '.*:\([0-5][0-9]\)')
+ case $TZsec in
+ $UTsec)
+ extra_info="
+Local time is now: $TZdate.
+Universal Time is now: $UTdate."
+ break
+ esac
+ done
+
+
+ # Output TZ info and ask the user to confirm.
+
+ echo >&2 ""
+ echo >&2 "The following information has been given:"
+ echo >&2 ""
+ case $country+$region in
+ ?*+?*) echo >&2 " $country$newline $region";;
+ ?*+) echo >&2 " $country";;
+ +) echo >&2 " TZ='$TZ'"
+ esac
+ echo >&2 ""
+ echo >&2 "Therefore TZ='$TZ' will be used.$extra_info"
+ echo >&2 "Is the above information OK?"
+
+ ok=
+ select ok in Yes No
+ do
+ case $ok in
+ '') echo >&2 'Please enter 1 for Yes, or 2 for No.';;
+ ?*) break
+ esac
+ done
+ case $ok in
+ '') exit 1;;
+ Yes) break
+ esac
+do :
+done
+
+case $SHELL in
+*csh) file=.login line="setenv TZ '$TZ'";;
+*) file=.profile line="TZ='$TZ'; export TZ"
+esac
+
+echo >&2 "
+You can make this change permanent for yourself by appending the line
+ $line
+to the file '$file' in your home directory; then log out and log in again.
+
+Here is that TZ value again, this time on standard output so that you
+can use the $0 command in shell scripts:"
+
+echo "$TZ"
diff --git a/Build/source/libs/icu-xetex/tools/tzcode/zic.c b/Build/source/libs/icu-xetex/tools/tzcode/zic.c
new file mode 100644
index 00000000000..47f92d22cc4
--- /dev/null
+++ b/Build/source/libs/icu-xetex/tools/tzcode/zic.c
@@ -0,0 +1,2948 @@
+/*
+** This file is in the public domain, so clarified as of
+** 2006-07-17 by Arthur David Olson.
+*/
+
+static char elsieid[] = "@(#)zic.c 8.7";
+
+#include "private.h"
+#include "locale.h"
+#include "tzfile.h"
+
+#define ZIC_VERSION '2'
+
+typedef int_fast64_t zic_t;
+
+#ifndef ZIC_MAX_ABBR_LEN_WO_WARN
+#define ZIC_MAX_ABBR_LEN_WO_WARN 6
+#endif /* !defined ZIC_MAX_ABBR_LEN_WO_WARN */
+
+#if HAVE_SYS_STAT_H
+#include "sys/stat.h"
+#endif
+#ifdef S_IRUSR
+#define MKDIR_UMASK (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH)
+#else
+#define MKDIR_UMASK 0755
+#endif
+
+/* Enable extensions and modifications for ICU. */
+#define ICU
+
+/* Continue executing after link failure. Even if ICU is undefined
+ * (for vanilla zic behavior), ICU_LINKS should be defined, since zic
+ * appears to fail on the 2003 data the first time through during the
+ * linking phase. Running zic twice, with ICU_LINKS defined, causes
+ * links to be handled correctly. */
+#define ICU_LINKS
+
+#ifdef ICU
+#include "tz2icu.h"
+#endif
+
+/*
+** On some ancient hosts, predicates like `isspace(C)' are defined
+** only if isascii(C) || C == EOF. Modern hosts obey the C Standard,
+** which says they are defined only if C == ((unsigned char) C) || C == EOF.
+** Neither the C Standard nor Posix require that `isascii' exist.
+** For portability, we check both ancient and modern requirements.
+** If isascii is not defined, the isascii check succeeds trivially.
+*/
+#include "ctype.h"
+#ifndef isascii
+#define isascii(x) 1
+#endif
+
+#define OFFSET_STRLEN_MAXIMUM (7 + INT_STRLEN_MAXIMUM(long))
+#define RULE_STRLEN_MAXIMUM 8 /* "Mdd.dd.d" */
+
+#define end(cp) (strchr((cp), '\0'))
+
+struct rule {
+ const char * r_filename;
+ int r_linenum;
+ const char * r_name;
+
+ int r_loyear; /* for example, 1986 */
+ int r_hiyear; /* for example, 1986 */
+ const char * r_yrtype;
+ int r_lowasnum;
+ int r_hiwasnum;
+
+ int r_month; /* 0..11 */
+
+ int r_dycode; /* see below */
+ int r_dayofmonth;
+ int r_wday;
+
+ long r_tod; /* time from midnight */
+ int r_todisstd; /* above is standard time if TRUE */
+ /* or wall clock time if FALSE */
+ int r_todisgmt; /* above is GMT if TRUE */
+ /* or local time if FALSE */
+ long r_stdoff; /* offset from standard time */
+ const char * r_abbrvar; /* variable part of abbreviation */
+
+ int r_todo; /* a rule to do (used in outzone) */
+ zic_t r_temp; /* used in outzone */
+};
+
+/*
+** r_dycode r_dayofmonth r_wday
+*/
+
+#define DC_DOM 0 /* 1..31 */ /* unused */
+#define DC_DOWGEQ 1 /* 1..31 */ /* 0..6 (Sun..Sat) */
+#define DC_DOWLEQ 2 /* 1..31 */ /* 0..6 (Sun..Sat) */
+
+struct zone {
+ const char * z_filename;
+ int z_linenum;
+
+ const char * z_name;
+ long z_gmtoff;
+ const char * z_rule;
+ const char * z_format;
+
+ long z_stdoff;
+
+ struct rule * z_rules;
+ int z_nrules;
+
+ struct rule z_untilrule;
+ zic_t z_untiltime;
+};
+
+extern int getopt P((int argc, char * const argv[],
+ const char * options));
+extern int link P((const char * fromname, const char * toname));
+extern char * optarg;
+extern int optind;
+
+static void addtt P((zic_t starttime, int type));
+#ifdef ICU
+static int addtype P((long gmtoff, long rawoff, long dstoff,
+ const char * abbr, int isdst,
+ int ttisstd, int ttisgmt));
+#else
+static int addtype P((long gmtoff, const char * abbr, int isdst,
+ int ttisstd, int ttisgmt));
+#endif
+static void leapadd P((zic_t t, int positive, int rolling, int count));
+static void adjleap P((void));
+static void associate P((void));
+static int ciequal P((const char * ap, const char * bp));
+static void convert P((long val, char * buf));
+static void convert64 P((zic_t val, char * buf));
+static void dolink P((const char * fromfile, const char * tofile));
+static void doabbr P((char * abbr, const char * format,
+ const char * letters, int isdst, int doquotes));
+static void eat P((const char * name, int num));
+static void eats P((const char * name, int num,
+ const char * rname, int rnum));
+static long eitol P((int i));
+static void error P((const char * message));
+static char ** getfields P((char * buf));
+static long gethms P((const char * string, const char * errstrng,
+ int signable));
+static void infile P((const char * filename));
+static void inleap P((char ** fields, int nfields));
+static void inlink P((char ** fields, int nfields));
+static void inrule P((char ** fields, int nfields));
+static int inzcont P((char ** fields, int nfields));
+static int inzone P((char ** fields, int nfields));
+static int inzsub P((char ** fields, int nfields, int iscont));
+static int is32 P((zic_t x));
+static int itsabbr P((const char * abbr, const char * word));
+static int itsdir P((const char * name));
+static int lowerit P((int c));
+static char * memcheck P((char * tocheck));
+static int mkdirs P((char * filename));
+static void newabbr P((const char * abbr));
+static long oadd P((long t1, long t2));
+static void outzone P((const struct zone * zp, int ntzones));
+static void puttzcode P((long code, FILE * fp));
+static void puttzcode64 P((zic_t code, FILE * fp));
+static int rcomp P((const void * leftp, const void * rightp));
+static zic_t rpytime P((const struct rule * rp, int wantedy));
+static void rulesub P((struct rule * rp,
+ const char * loyearp, const char * hiyearp,
+ const char * typep, const char * monthp,
+ const char * dayp, const char * timep));
+static int stringoffset P((char * result, long offset));
+static int stringrule P((char * result, const struct rule * rp,
+ long dstoff, long gmtoff));
+static void stringzone P((char * result,
+ const struct zone * zp, int ntzones));
+static void setboundaries P((void));
+static zic_t tadd P((zic_t t1, long t2));
+static void usage P((void));
+static void writezone P((const char * name, const char * string));
+static int yearistype P((int year, const char * type));
+
+#if !HAVE_STRERROR
+static char * strerror P((int));
+#endif /* !HAVE_STRERROR */
+
+static int charcnt;
+static int errors;
+static const char * filename;
+static int leapcnt;
+static int leapseen;
+static int leapminyear;
+static int leapmaxyear;
+static int linenum;
+static int max_abbrvar_len;
+static int max_format_len;
+static zic_t max_time;
+static int max_year;
+static zic_t min_time;
+static int min_year;
+static int noise;
+static const char * rfilename;
+static int rlinenum;
+static const char * progname;
+static int timecnt;
+static int typecnt;
+
+/*
+** Line codes.
+*/
+
+#define LC_RULE 0
+#define LC_ZONE 1
+#define LC_LINK 2
+#define LC_LEAP 3
+
+/*
+** Which fields are which on a Zone line.
+*/
+
+#define ZF_NAME 1
+#define ZF_GMTOFF 2
+#define ZF_RULE 3
+#define ZF_FORMAT 4
+#define ZF_TILYEAR 5
+#define ZF_TILMONTH 6
+#define ZF_TILDAY 7
+#define ZF_TILTIME 8
+#define ZONE_MINFIELDS 5
+#define ZONE_MAXFIELDS 9
+
+/*
+** Which fields are which on a Zone continuation line.
+*/
+
+#define ZFC_GMTOFF 0
+#define ZFC_RULE 1
+#define ZFC_FORMAT 2
+#define ZFC_TILYEAR 3
+#define ZFC_TILMONTH 4
+#define ZFC_TILDAY 5
+#define ZFC_TILTIME 6
+#define ZONEC_MINFIELDS 3
+#define ZONEC_MAXFIELDS 7
+
+/*
+** Which files are which on a Rule line.
+*/
+
+#define RF_NAME 1
+#define RF_LOYEAR 2
+#define RF_HIYEAR 3
+#define RF_COMMAND 4
+#define RF_MONTH 5
+#define RF_DAY 6
+#define RF_TOD 7
+#define RF_STDOFF 8
+#define RF_ABBRVAR 9
+#define RULE_FIELDS 10
+
+/*
+** Which fields are which on a Link line.
+*/
+
+#define LF_FROM 1
+#define LF_TO 2
+#define LINK_FIELDS 3
+
+/*
+** Which fields are which on a Leap line.
+*/
+
+#define LP_YEAR 1
+#define LP_MONTH 2
+#define LP_DAY 3
+#define LP_TIME 4
+#define LP_CORR 5
+#define LP_ROLL 6
+#define LEAP_FIELDS 7
+
+/*
+** Year synonyms.
+*/
+
+#define YR_MINIMUM 0
+#define YR_MAXIMUM 1
+#define YR_ONLY 2
+
+static struct rule * rules;
+static int nrules; /* number of rules */
+
+static struct zone * zones;
+static int nzones; /* number of zones */
+
+struct link {
+ const char * l_filename;
+ int l_linenum;
+ const char * l_from;
+ const char * l_to;
+};
+
+static struct link * links;
+static int nlinks;
+
+struct lookup {
+ const char * l_word;
+ const int l_value;
+};
+
+#ifdef ICU
+
+/* Indices into rules[] for final rules. They will occur in pairs,
+ * with finalRules[i] occurring before finalRules[i+1] in the year.
+ * Each zone need only store a start year, a standard offset, and an
+ * index into finalRules[]. FinalRules[] are aliases into rules[]. */
+
+static const struct rule ** finalRules;
+static int finalRulesCount;
+
+#endif
+
+static struct lookup const * byword P((const char * string,
+ const struct lookup * lp));
+
+static struct lookup const line_codes[] = {
+ { "Rule", LC_RULE },
+ { "Zone", LC_ZONE },
+ { "Link", LC_LINK },
+ { "Leap", LC_LEAP },
+ { NULL, 0}
+};
+
+static struct lookup const mon_names[] = {
+ { "January", TM_JANUARY },
+ { "February", TM_FEBRUARY },
+ { "March", TM_MARCH },
+ { "April", TM_APRIL },
+ { "May", TM_MAY },
+ { "June", TM_JUNE },
+ { "July", TM_JULY },
+ { "August", TM_AUGUST },
+ { "September", TM_SEPTEMBER },
+ { "October", TM_OCTOBER },
+ { "November", TM_NOVEMBER },
+ { "December", TM_DECEMBER },
+ { NULL, 0 }
+};
+
+static struct lookup const wday_names[] = {
+ { "Sunday", TM_SUNDAY },
+ { "Monday", TM_MONDAY },
+ { "Tuesday", TM_TUESDAY },
+ { "Wednesday", TM_WEDNESDAY },
+ { "Thursday", TM_THURSDAY },
+ { "Friday", TM_FRIDAY },
+ { "Saturday", TM_SATURDAY },
+ { NULL, 0 }
+};
+
+static struct lookup const lasts[] = {
+ { "last-Sunday", TM_SUNDAY },
+ { "last-Monday", TM_MONDAY },
+ { "last-Tuesday", TM_TUESDAY },
+ { "last-Wednesday", TM_WEDNESDAY },
+ { "last-Thursday", TM_THURSDAY },
+ { "last-Friday", TM_FRIDAY },
+ { "last-Saturday", TM_SATURDAY },
+ { NULL, 0 }
+};
+
+static struct lookup const begin_years[] = {
+ { "minimum", YR_MINIMUM },
+ { "maximum", YR_MAXIMUM },
+ { NULL, 0 }
+};
+
+static struct lookup const end_years[] = {
+ { "minimum", YR_MINIMUM },
+ { "maximum", YR_MAXIMUM },
+ { "only", YR_ONLY },
+ { NULL, 0 }
+};
+
+static struct lookup const leap_types[] = {
+ { "Rolling", TRUE },
+ { "Stationary", FALSE },
+ { NULL, 0 }
+};
+
+static const int len_months[2][MONSPERYEAR] = {
+ { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 },
+ { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }
+};
+
+static const int len_years[2] = {
+ DAYSPERNYEAR, DAYSPERLYEAR
+};
+
+static struct attype {
+ zic_t at;
+ unsigned char type;
+} attypes[TZ_MAX_TIMES];
+static long gmtoffs[TZ_MAX_TYPES];
+#ifdef ICU
+/* gmtoffs[i] = rawoffs[i] + dstoffs[i] */
+static long rawoffs[TZ_MAX_TYPES];
+static long dstoffs[TZ_MAX_TYPES];
+#endif
+static char isdsts[TZ_MAX_TYPES];
+static unsigned char abbrinds[TZ_MAX_TYPES];
+static char ttisstds[TZ_MAX_TYPES];
+static char ttisgmts[TZ_MAX_TYPES];
+static char chars[TZ_MAX_CHARS];
+static zic_t trans[TZ_MAX_LEAPS];
+static long corr[TZ_MAX_LEAPS];
+static char roll[TZ_MAX_LEAPS];
+
+/*
+** Memory allocation.
+*/
+
+static char *
+memcheck(ptr)
+char * const ptr;
+{
+ if (ptr == NULL) {
+ const char *e = strerror(errno);
+
+ (void) fprintf(stderr, _("%s: Memory exhausted: %s\n"),
+ progname, e);
+ exit(EXIT_FAILURE);
+ }
+ return ptr;
+}
+
+#define emalloc(size) memcheck(imalloc(size))
+#define erealloc(ptr, size) memcheck(irealloc((ptr), (size)))
+#define ecpyalloc(ptr) memcheck(icpyalloc(ptr))
+#define ecatalloc(oldp, newp) memcheck(icatalloc((oldp), (newp)))
+
+/*
+** Error handling.
+*/
+
+#if !HAVE_STRERROR
+static char *
+strerror(errnum)
+int errnum;
+{
+ extern char * sys_errlist[];
+ extern int sys_nerr;
+
+ return (errnum > 0 && errnum <= sys_nerr) ?
+ sys_errlist[errnum] : _("Unknown system error");
+}
+#endif /* !HAVE_STRERROR */
+
+static void
+eats(name, num, rname, rnum)
+const char * const name;
+const int num;
+const char * const rname;
+const int rnum;
+{
+ filename = name;
+ linenum = num;
+ rfilename = rname;
+ rlinenum = rnum;
+}
+
+static void
+eat(name, num)
+const char * const name;
+const int num;
+{
+ eats(name, num, (char *) NULL, -1);
+}
+
+static void
+error(string)
+const char * const string;
+{
+ /*
+ ** Match the format of "cc" to allow sh users to
+ ** zic ... 2>&1 | error -t "*" -v
+ ** on BSD systems.
+ */
+ (void) fprintf(stderr, _("\"%s\", line %d: %s"),
+ filename, linenum, string);
+ if (rfilename != NULL)
+ (void) fprintf(stderr, _(" (rule from \"%s\", line %d)"),
+ rfilename, rlinenum);
+ (void) fprintf(stderr, "\n");
+ ++errors;
+}
+
+static void
+warning(string)
+const char * const string;
+{
+ char * cp;
+
+ cp = ecpyalloc(_("warning: "));
+ cp = ecatalloc(cp, string);
+ error(cp);
+ ifree(cp);
+ --errors;
+}
+
+static void
+usage P((void))
+{
+ (void) fprintf(stderr, _("%s: usage is %s \
+[ --version ] [ -v ] [ -l localtime ] [ -p posixrules ] \\\n\
+\t[ -d directory ] [ -L leapseconds ] [ -y yearistype ] [ filename ... ]\n"),
+ progname, progname);
+ exit(EXIT_FAILURE);
+}
+
+#ifdef ICU
+
+/* File into which we will write supplemental ICU data. */
+static FILE * icuFile;
+
+void emit_icu_zone(FILE* f, const char* zoneName, int zoneOffset,
+ const struct rule* rule,
+ int ruleIndex, int startYear) {
+ /* machine-readable section */
+ fprintf(f, "zone %s %d %d %s", zoneName, zoneOffset, startYear, rule->r_name);
+
+ /* human-readable section */
+ fprintf(f, " # zone %s, offset %d, year >= %d, rule %s (%d)\n",
+ zoneName, zoneOffset, startYear,
+ rule->r_name, ruleIndex);
+}
+
+void emit_icu_link(FILE* f, const char* from, const char* to) {
+ /* machine-readable section */
+ fprintf(f, "link %s %s\n", from, to);
+}
+
+static const char* DYCODE[] = {"DOM", "DOWGEQ", "DOWLEQ"};
+
+void emit_icu_rule(FILE* f, const struct rule* r, int ruleIndex) {
+ if (r->r_yrtype != NULL) {
+ warning("year types not supported by ICU");
+ fprintf(stderr, "rule %s, file %s, line %d\n",
+ r->r_name, r->r_filename, r->r_linenum);
+ }
+
+ /* machine-readable section */
+ fprintf(f, "rule %s %s %d %d %d %d %d %d %d",
+ r->r_name, DYCODE[r->r_dycode],
+ r->r_month, r->r_dayofmonth,
+ (r->r_dycode == DC_DOM ? -1 : r->r_wday),
+ r->r_tod, r->r_todisstd, r->r_todisgmt, r->r_stdoff
+ );
+
+ /* human-readable section */
+ fprintf(f, " # %d: %s, file %s, line %d",
+ ruleIndex, r->r_name, r->r_filename, r->r_linenum);
+ fprintf(f, ", mode %s", DYCODE[r->r_dycode]);
+ fprintf(f, ", %s, dom %d", mon_names[r->r_month].l_word, r->r_dayofmonth);
+ if (r->r_dycode != DC_DOM) {
+ fprintf(f, ", %s", wday_names[r->r_wday].l_word);
+ }
+ fprintf(f, ", time %d", r->r_tod);
+ fprintf(f, ", isstd %d", r->r_todisstd);
+ fprintf(f, ", isgmt %d", r->r_todisgmt);
+ fprintf(f, ", offset %ld", r->r_stdoff);
+ fprintf(f, "\n");
+}
+
+#endif
+
+static const char * psxrules;
+static const char * lcltime;
+static const char * directory;
+static const char * leapsec;
+static const char * yitcommand;
+
+int
+main(argc, argv)
+int argc;
+char * argv[];
+{
+ register int i;
+ register int j;
+ register int c;
+
+#ifdef unix
+ (void) umask(umask(S_IWGRP | S_IWOTH) | (S_IWGRP | S_IWOTH));
+#endif /* defined unix */
+#if HAVE_GETTEXT
+ (void) setlocale(LC_ALL, "");
+#ifdef TZ_DOMAINDIR
+ (void) bindtextdomain(TZ_DOMAIN, TZ_DOMAINDIR);
+#endif /* defined TEXTDOMAINDIR */
+ (void) textdomain(TZ_DOMAIN);
+#endif /* HAVE_GETTEXT */
+ progname = argv[0];
+ if (TYPE_BIT(zic_t) < 64) {
+ (void) fprintf(stderr, "%s: %s\n", progname,
+ _("wild compilation-time specification of zic_t"));
+ exit(EXIT_FAILURE);
+ }
+ for (i = 1; i < argc; ++i)
+ if (strcmp(argv[i], "--version") == 0) {
+ (void) printf("%s\n", elsieid);
+ exit(EXIT_SUCCESS);
+ }
+ while ((c = getopt(argc, argv, "d:l:p:L:vsy:")) != EOF && c != -1)
+ switch (c) {
+ default:
+ usage();
+ case 'd':
+ if (directory == NULL)
+ directory = optarg;
+ else {
+ (void) fprintf(stderr,
+_("%s: More than one -d option specified\n"),
+ progname);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'l':
+ if (lcltime == NULL)
+ lcltime = optarg;
+ else {
+ (void) fprintf(stderr,
+_("%s: More than one -l option specified\n"),
+ progname);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'p':
+ if (psxrules == NULL)
+ psxrules = optarg;
+ else {
+ (void) fprintf(stderr,
+_("%s: More than one -p option specified\n"),
+ progname);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'y':
+ if (yitcommand == NULL)
+ yitcommand = optarg;
+ else {
+ (void) fprintf(stderr,
+_("%s: More than one -y option specified\n"),
+ progname);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'L':
+ if (leapsec == NULL)
+ leapsec = optarg;
+ else {
+ (void) fprintf(stderr,
+_("%s: More than one -L option specified\n"),
+ progname);
+ exit(EXIT_FAILURE);
+ }
+ break;
+ case 'v':
+ noise = TRUE;
+ break;
+ case 's':
+ (void) printf("%s: -s ignored\n", progname);
+ break;
+ }
+ if (optind == argc - 1 && strcmp(argv[optind], "=") == 0)
+ usage(); /* usage message by request */
+ if (directory == NULL)
+ directory = TZDIR;
+ if (yitcommand == NULL)
+ yitcommand = "yearistype";
+
+ setboundaries();
+
+ if (optind < argc && leapsec != NULL) {
+ infile(leapsec);
+ adjleap();
+ }
+
+#ifdef ICU
+ if ((icuFile = fopen(ICU_ZONE_FILE, "w")) == NULL) {
+ const char *e = strerror(errno);
+ (void) fprintf(stderr, _("%s: Can't open %s: %s\n"),
+ progname, ICU_ZONE_FILE, e);
+ (void) exit(EXIT_FAILURE);
+ }
+#endif
+ for (i = optind; i < argc; ++i)
+ infile(argv[i]);
+ if (errors)
+ exit(EXIT_FAILURE);
+ associate();
+ for (i = 0; i < nzones; i = j) {
+ /*
+ ** Find the next non-continuation zone entry.
+ */
+ for (j = i + 1; j < nzones && zones[j].z_name == NULL; ++j)
+ continue;
+ outzone(&zones[i], j - i);
+ }
+ /*
+ ** Make links.
+ */
+ for (i = 0; i < nlinks; ++i) {
+ eat(links[i].l_filename, links[i].l_linenum);
+ dolink(links[i].l_from, links[i].l_to);
+#ifdef ICU
+ emit_icu_link(icuFile, links[i].l_from, links[i].l_to);
+#endif
+ if (noise)
+ for (j = 0; j < nlinks; ++j)
+ if (strcmp(links[i].l_to,
+ links[j].l_from) == 0)
+ warning(_("link to link"));
+ }
+ if (lcltime != NULL) {
+ eat("command line", 1);
+ dolink(lcltime, TZDEFAULT);
+ }
+ if (psxrules != NULL) {
+ eat("command line", 1);
+ dolink(psxrules, TZDEFRULES);
+ }
+#ifdef ICU
+ for (i=0; i<finalRulesCount; ++i) {
+ emit_icu_rule(icuFile, finalRules[i], i);
+ }
+#endif /*ICU*/
+ return (errors == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+
+static void
+dolink(fromfile, tofile)
+const char * const fromfile;
+const char * const tofile;
+{
+ register char * fromname;
+ register char * toname;
+
+ if (fromfile[0] == '/')
+ fromname = ecpyalloc(fromfile);
+ else {
+ fromname = ecpyalloc(directory);
+ fromname = ecatalloc(fromname, "/");
+ fromname = ecatalloc(fromname, fromfile);
+ }
+ if (tofile[0] == '/')
+ toname = ecpyalloc(tofile);
+ else {
+ toname = ecpyalloc(directory);
+ toname = ecatalloc(toname, "/");
+ toname = ecatalloc(toname, tofile);
+ }
+ /*
+ ** We get to be careful here since
+ ** there's a fair chance of root running us.
+ */
+ if (!itsdir(toname))
+ (void) remove(toname);
+ if (link(fromname, toname) != 0) {
+ int result;
+
+ if (mkdirs(toname) != 0)
+ exit(EXIT_FAILURE);
+
+ result = link(fromname, toname);
+#if HAVE_SYMLINK
+ if (result != 0 &&
+ access(fromname, F_OK) == 0 &&
+ !itsdir(fromname)) {
+ const char *s = tofile;
+ register char * symlinkcontents = NULL;
+
+ while ((s = strchr(s+1, '/')) != NULL)
+ symlinkcontents =
+ ecatalloc(symlinkcontents,
+ "../");
+ symlinkcontents =
+ ecatalloc(symlinkcontents,
+ fromfile);
+ result = symlink(symlinkcontents,
+ toname);
+ if (result == 0)
+warning(_("hard link failed, symbolic link used"));
+ ifree(symlinkcontents);
+ }
+#endif /* HAVE_SYMLINK */
+ if (result != 0) {
+ const char *e = strerror(errno);
+
+ (void) fprintf(stderr,
+ _("%s: Can't link from %s to %s: %s\n"),
+ progname, fromname, toname, e);
+#ifndef ICU_LINKS
+ exit(EXIT_FAILURE);
+#endif
+ }
+ }
+ ifree(fromname);
+ ifree(toname);
+}
+
+#define TIME_T_BITS_IN_FILE 64
+
+static void
+setboundaries P((void))
+{
+ register int i;
+
+ min_time = -1;
+ for (i = 0; i < TIME_T_BITS_IN_FILE - 1; ++i)
+ min_time *= 2;
+ max_time = -(min_time + 1);
+}
+
+static int
+itsdir(name)
+const char * const name;
+{
+ register char * myname;
+ register int accres;
+
+ myname = ecpyalloc(name);
+ myname = ecatalloc(myname, "/.");
+ accres = access(myname, F_OK);
+ ifree(myname);
+ return accres == 0;
+}
+
+/*
+** Associate sets of rules with zones.
+*/
+
+/*
+** Sort by rule name.
+*/
+
+static int
+rcomp(cp1, cp2)
+const void * cp1;
+const void * cp2;
+{
+ return strcmp(((const struct rule *) cp1)->r_name,
+ ((const struct rule *) cp2)->r_name);
+}
+
+static void
+associate P((void))
+{
+ register struct zone * zp;
+ register struct rule * rp;
+ register int base, out;
+ register int i, j;
+
+ if (nrules != 0) {
+ (void) qsort((void *) rules, (size_t) nrules,
+ (size_t) sizeof *rules, rcomp);
+ for (i = 0; i < nrules - 1; ++i) {
+ if (strcmp(rules[i].r_name,
+ rules[i + 1].r_name) != 0)
+ continue;
+ if (strcmp(rules[i].r_filename,
+ rules[i + 1].r_filename) == 0)
+ continue;
+ eat(rules[i].r_filename, rules[i].r_linenum);
+ warning(_("same rule name in multiple files"));
+ eat(rules[i + 1].r_filename, rules[i + 1].r_linenum);
+ warning(_("same rule name in multiple files"));
+ for (j = i + 2; j < nrules; ++j) {
+ if (strcmp(rules[i].r_name,
+ rules[j].r_name) != 0)
+ break;
+ if (strcmp(rules[i].r_filename,
+ rules[j].r_filename) == 0)
+ continue;
+ if (strcmp(rules[i + 1].r_filename,
+ rules[j].r_filename) == 0)
+ continue;
+ break;
+ }
+ i = j - 1;
+ }
+ }
+ for (i = 0; i < nzones; ++i) {
+ zp = &zones[i];
+ zp->z_rules = NULL;
+ zp->z_nrules = 0;
+ }
+ for (base = 0; base < nrules; base = out) {
+ rp = &rules[base];
+ for (out = base + 1; out < nrules; ++out)
+ if (strcmp(rp->r_name, rules[out].r_name) != 0)
+ break;
+ for (i = 0; i < nzones; ++i) {
+ zp = &zones[i];
+ if (strcmp(zp->z_rule, rp->r_name) != 0)
+ continue;
+ zp->z_rules = rp;
+ zp->z_nrules = out - base;
+ }
+ }
+ for (i = 0; i < nzones; ++i) {
+ zp = &zones[i];
+ if (zp->z_nrules == 0) {
+ /*
+ ** Maybe we have a local standard time offset.
+ */
+ eat(zp->z_filename, zp->z_linenum);
+ zp->z_stdoff = gethms(zp->z_rule, _("unruly zone"),
+ TRUE);
+ /*
+ ** Note, though, that if there's no rule,
+ ** a '%s' in the format is a bad thing.
+ */
+ if (strchr(zp->z_format, '%') != 0)
+ error(_("%s in ruleless zone"));
+ }
+ }
+ if (errors)
+ exit(EXIT_FAILURE);
+}
+
+static void
+infile(name)
+const char * name;
+{
+ register FILE * fp;
+ register char ** fields;
+ register char * cp;
+ register const struct lookup * lp;
+ register int nfields;
+ register int wantcont;
+ register int num;
+ char buf[BUFSIZ];
+
+ if (strcmp(name, "-") == 0) {
+ name = _("standard input");
+ fp = stdin;
+ } else if ((fp = fopen(name, "r")) == NULL) {
+ const char *e = strerror(errno);
+
+ (void) fprintf(stderr, _("%s: Can't open %s: %s\n"),
+ progname, name, e);
+ exit(EXIT_FAILURE);
+ }
+ wantcont = FALSE;
+ for (num = 1; ; ++num) {
+ eat(name, num);
+ if (fgets(buf, (int) sizeof buf, fp) != buf)
+ break;
+ cp = strchr(buf, '\n');
+ if (cp == NULL) {
+ error(_("line too long"));
+ exit(EXIT_FAILURE);
+ }
+ *cp = '\0';
+ fields = getfields(buf);
+ nfields = 0;
+ while (fields[nfields] != NULL) {
+ static char nada;
+
+ if (strcmp(fields[nfields], "-") == 0)
+ fields[nfields] = &nada;
+ ++nfields;
+ }
+ if (nfields == 0) {
+ /* nothing to do */
+ } else if (wantcont) {
+ wantcont = inzcont(fields, nfields);
+ } else {
+ lp = byword(fields[0], line_codes);
+ if (lp == NULL)
+ error(_("input line of unknown type"));
+ else switch ((int) (lp->l_value)) {
+ case LC_RULE:
+ inrule(fields, nfields);
+ wantcont = FALSE;
+ break;
+ case LC_ZONE:
+ wantcont = inzone(fields, nfields);
+ break;
+ case LC_LINK:
+ inlink(fields, nfields);
+ wantcont = FALSE;
+ break;
+ case LC_LEAP:
+ if (name != leapsec)
+ (void) fprintf(stderr,
+_("%s: Leap line in non leap seconds file %s\n"),
+ progname, name);
+ else inleap(fields, nfields);
+ wantcont = FALSE;
+ break;
+ default: /* "cannot happen" */
+ (void) fprintf(stderr,
+_("%s: panic: Invalid l_value %d\n"),
+ progname, lp->l_value);
+ exit(EXIT_FAILURE);
+ }
+ }
+ ifree((char *) fields);
+ }
+ if (ferror(fp)) {
+ (void) fprintf(stderr, _("%s: Error reading %s\n"),
+ progname, filename);
+ exit(EXIT_FAILURE);
+ }
+ if (fp != stdin && fclose(fp)) {
+ const char *e = strerror(errno);
+
+ (void) fprintf(stderr, _("%s: Error closing %s: %s\n"),
+ progname, filename, e);
+ exit(EXIT_FAILURE);
+ }
+ if (wantcont)
+ error(_("expected continuation line not found"));
+}
+
+/*
+** Convert a string of one of the forms
+** h -h hh:mm -hh:mm hh:mm:ss -hh:mm:ss
+** into a number of seconds.
+** A null string maps to zero.
+** Call error with errstring and return zero on errors.
+*/
+
+static long
+gethms(string, errstring, signable)
+const char * string;
+const char * const errstring;
+const int signable;
+{
+ int hh, mm, ss, sign;
+
+ if (string == NULL || *string == '\0')
+ return 0;
+ if (!signable)
+ sign = 1;
+ else if (*string == '-') {
+ sign = -1;
+ ++string;
+ } else sign = 1;
+ if (sscanf(string, scheck(string, "%d"), &hh) == 1)
+ mm = ss = 0;
+ else if (sscanf(string, scheck(string, "%d:%d"), &hh, &mm) == 2)
+ ss = 0;
+ else if (sscanf(string, scheck(string, "%d:%d:%d"),
+ &hh, &mm, &ss) != 3) {
+ error(errstring);
+ return 0;
+ }
+ if ((hh < 0 || hh >= HOURSPERDAY ||
+ mm < 0 || mm >= MINSPERHOUR ||
+ ss < 0 || ss > SECSPERMIN) &&
+ !(hh == HOURSPERDAY && mm == 0 && ss == 0)) {
+ error(errstring);
+ return 0;
+ }
+ if (noise && hh == HOURSPERDAY)
+ warning(_("24:00 not handled by pre-1998 versions of zic"));
+ return eitol(sign) *
+ (eitol(hh * MINSPERHOUR + mm) *
+ eitol(SECSPERMIN) + eitol(ss));
+}
+
+static void
+inrule(fields, nfields)
+register char ** const fields;
+const int nfields;
+{
+ static struct rule r;
+
+ if (nfields != RULE_FIELDS) {
+ error(_("wrong number of fields on Rule line"));
+ return;
+ }
+ if (*fields[RF_NAME] == '\0') {
+ error(_("nameless rule"));
+ return;
+ }
+ r.r_filename = filename;
+ r.r_linenum = linenum;
+ r.r_stdoff = gethms(fields[RF_STDOFF], _("invalid saved time"), TRUE);
+ rulesub(&r, fields[RF_LOYEAR], fields[RF_HIYEAR], fields[RF_COMMAND],
+ fields[RF_MONTH], fields[RF_DAY], fields[RF_TOD]);
+ r.r_name = ecpyalloc(fields[RF_NAME]);
+ r.r_abbrvar = ecpyalloc(fields[RF_ABBRVAR]);
+ if (max_abbrvar_len < strlen(r.r_abbrvar))
+ max_abbrvar_len = strlen(r.r_abbrvar);
+ rules = (struct rule *) (void *) erealloc((char *) rules,
+ (int) ((nrules + 1) * sizeof *rules));
+ rules[nrules++] = r;
+}
+
+static int
+inzone(fields, nfields)
+register char ** const fields;
+const int nfields;
+{
+ register int i;
+ static char * buf;
+
+ if (nfields < ZONE_MINFIELDS || nfields > ZONE_MAXFIELDS) {
+ error(_("wrong number of fields on Zone line"));
+ return FALSE;
+ }
+ if (strcmp(fields[ZF_NAME], TZDEFAULT) == 0 && lcltime != NULL) {
+ buf = erealloc(buf, (int) (132 + strlen(TZDEFAULT)));
+ (void) sprintf(buf,
+_("\"Zone %s\" line and -l option are mutually exclusive"),
+ TZDEFAULT);
+ error(buf);
+ return FALSE;
+ }
+ if (strcmp(fields[ZF_NAME], TZDEFRULES) == 0 && psxrules != NULL) {
+ buf = erealloc(buf, (int) (132 + strlen(TZDEFRULES)));
+ (void) sprintf(buf,
+_("\"Zone %s\" line and -p option are mutually exclusive"),
+ TZDEFRULES);
+ error(buf);
+ return FALSE;
+ }
+ for (i = 0; i < nzones; ++i)
+ if (zones[i].z_name != NULL &&
+ strcmp(zones[i].z_name, fields[ZF_NAME]) == 0) {
+ buf = erealloc(buf, (int) (132 +
+ strlen(fields[ZF_NAME]) +
+ strlen(zones[i].z_filename)));
+ (void) sprintf(buf,
+_("duplicate zone name %s (file \"%s\", line %d)"),
+ fields[ZF_NAME],
+ zones[i].z_filename,
+ zones[i].z_linenum);
+ error(buf);
+ return FALSE;
+ }
+ return inzsub(fields, nfields, FALSE);
+}
+
+static int
+inzcont(fields, nfields)
+register char ** const fields;
+const int nfields;
+{
+ if (nfields < ZONEC_MINFIELDS || nfields > ZONEC_MAXFIELDS) {
+ error(_("wrong number of fields on Zone continuation line"));
+ return FALSE;
+ }
+ return inzsub(fields, nfields, TRUE);
+}
+
+static int
+inzsub(fields, nfields, iscont)
+register char ** const fields;
+const int nfields;
+const int iscont;
+{
+ register char * cp;
+ static struct zone z;
+ register int i_gmtoff, i_rule, i_format;
+ register int i_untilyear, i_untilmonth;
+ register int i_untilday, i_untiltime;
+ register int hasuntil;
+
+ if (iscont) {
+ i_gmtoff = ZFC_GMTOFF;
+ i_rule = ZFC_RULE;
+ i_format = ZFC_FORMAT;
+ i_untilyear = ZFC_TILYEAR;
+ i_untilmonth = ZFC_TILMONTH;
+ i_untilday = ZFC_TILDAY;
+ i_untiltime = ZFC_TILTIME;
+ z.z_name = NULL;
+ } else {
+ i_gmtoff = ZF_GMTOFF;
+ i_rule = ZF_RULE;
+ i_format = ZF_FORMAT;
+ i_untilyear = ZF_TILYEAR;
+ i_untilmonth = ZF_TILMONTH;
+ i_untilday = ZF_TILDAY;
+ i_untiltime = ZF_TILTIME;
+ z.z_name = ecpyalloc(fields[ZF_NAME]);
+ }
+ z.z_filename = filename;
+ z.z_linenum = linenum;
+ z.z_gmtoff = gethms(fields[i_gmtoff], _("invalid UTC offset"), TRUE);
+ if ((cp = strchr(fields[i_format], '%')) != 0) {
+ if (*++cp != 's' || strchr(cp, '%') != 0) {
+ error(_("invalid abbreviation format"));
+ return FALSE;
+ }
+ }
+ z.z_rule = ecpyalloc(fields[i_rule]);
+ z.z_format = ecpyalloc(fields[i_format]);
+ if (max_format_len < strlen(z.z_format))
+ max_format_len = strlen(z.z_format);
+ hasuntil = nfields > i_untilyear;
+ if (hasuntil) {
+ z.z_untilrule.r_filename = filename;
+ z.z_untilrule.r_linenum = linenum;
+ rulesub(&z.z_untilrule,
+ fields[i_untilyear],
+ "only",
+ "",
+ (nfields > i_untilmonth) ?
+ fields[i_untilmonth] : "Jan",
+ (nfields > i_untilday) ? fields[i_untilday] : "1",
+ (nfields > i_untiltime) ? fields[i_untiltime] : "0");
+ z.z_untiltime = rpytime(&z.z_untilrule,
+ z.z_untilrule.r_loyear);
+ if (iscont && nzones > 0 &&
+ z.z_untiltime > min_time &&
+ z.z_untiltime < max_time &&
+ zones[nzones - 1].z_untiltime > min_time &&
+ zones[nzones - 1].z_untiltime < max_time &&
+ zones[nzones - 1].z_untiltime >= z.z_untiltime) {
+ error(_(
+"Zone continuation line end time is not after end time of previous line"
+ ));
+ return FALSE;
+ }
+ }
+ zones = (struct zone *) (void *) erealloc((char *) zones,
+ (int) ((nzones + 1) * sizeof *zones));
+ zones[nzones++] = z;
+ /*
+ ** If there was an UNTIL field on this line,
+ ** there's more information about the zone on the next line.
+ */
+ return hasuntil;
+}
+
+static void
+inleap(fields, nfields)
+register char ** const fields;
+const int nfields;
+{
+ register const char * cp;
+ register const struct lookup * lp;
+ register int i, j;
+ int year, month, day;
+ long dayoff, tod;
+ zic_t t;
+
+ if (nfields != LEAP_FIELDS) {
+ error(_("wrong number of fields on Leap line"));
+ return;
+ }
+ dayoff = 0;
+ cp = fields[LP_YEAR];
+ if (sscanf(cp, scheck(cp, "%d"), &year) != 1) {
+ /*
+ ** Leapin' Lizards!
+ */
+ error(_("invalid leaping year"));
+ return;
+ }
+ if (!leapseen || leapmaxyear < year)
+ leapmaxyear = year;
+ if (!leapseen || leapminyear > year)
+ leapminyear = year;
+ leapseen = TRUE;
+ j = EPOCH_YEAR;
+ while (j != year) {
+ if (year > j) {
+ i = len_years[isleap(j)];
+ ++j;
+ } else {
+ --j;
+ i = -len_years[isleap(j)];
+ }
+ dayoff = oadd(dayoff, eitol(i));
+ }
+ if ((lp = byword(fields[LP_MONTH], mon_names)) == NULL) {
+ error(_("invalid month name"));
+ return;
+ }
+ month = lp->l_value;
+ j = TM_JANUARY;
+ while (j != month) {
+ i = len_months[isleap(year)][j];
+ dayoff = oadd(dayoff, eitol(i));
+ ++j;
+ }
+ cp = fields[LP_DAY];
+ if (sscanf(cp, scheck(cp, "%d"), &day) != 1 ||
+ day <= 0 || day > len_months[isleap(year)][month]) {
+ error(_("invalid day of month"));
+ return;
+ }
+ dayoff = oadd(dayoff, eitol(day - 1));
+ if (dayoff < 0 && !TYPE_SIGNED(zic_t)) {
+ error(_("time before zero"));
+ return;
+ }
+ if (dayoff < min_time / SECSPERDAY) {
+ error(_("time too small"));
+ return;
+ }
+ if (dayoff > max_time / SECSPERDAY) {
+ error(_("time too large"));
+ return;
+ }
+ t = (zic_t) dayoff * SECSPERDAY;
+ tod = gethms(fields[LP_TIME], _("invalid time of day"), FALSE);
+ cp = fields[LP_CORR];
+ {
+ register int positive;
+ int count;
+
+ if (strcmp(cp, "") == 0) { /* infile() turns "-" into "" */
+ positive = FALSE;
+ count = 1;
+ } else if (strcmp(cp, "--") == 0) {
+ positive = FALSE;
+ count = 2;
+ } else if (strcmp(cp, "+") == 0) {
+ positive = TRUE;
+ count = 1;
+ } else if (strcmp(cp, "++") == 0) {
+ positive = TRUE;
+ count = 2;
+ } else {
+ error(_("illegal CORRECTION field on Leap line"));
+ return;
+ }
+ if ((lp = byword(fields[LP_ROLL], leap_types)) == NULL) {
+ error(_(
+ "illegal Rolling/Stationary field on Leap line"
+ ));
+ return;
+ }
+ leapadd(tadd(t, tod), positive, lp->l_value, count);
+ }
+}
+
+static void
+inlink(fields, nfields)
+register char ** const fields;
+const int nfields;
+{
+ struct link l;
+
+ if (nfields != LINK_FIELDS) {
+ error(_("wrong number of fields on Link line"));
+ return;
+ }
+ if (*fields[LF_FROM] == '\0') {
+ error(_("blank FROM field on Link line"));
+ return;
+ }
+ if (*fields[LF_TO] == '\0') {
+ error(_("blank TO field on Link line"));
+ return;
+ }
+ l.l_filename = filename;
+ l.l_linenum = linenum;
+ l.l_from = ecpyalloc(fields[LF_FROM]);
+ l.l_to = ecpyalloc(fields[LF_TO]);
+ links = (struct link *) (void *) erealloc((char *) links,
+ (int) ((nlinks + 1) * sizeof *links));
+ links[nlinks++] = l;
+}
+
+static void
+rulesub(rp, loyearp, hiyearp, typep, monthp, dayp, timep)
+register struct rule * const rp;
+const char * const loyearp;
+const char * const hiyearp;
+const char * const typep;
+const char * const monthp;
+const char * const dayp;
+const char * const timep;
+{
+ register const struct lookup * lp;
+ register const char * cp;
+ register char * dp;
+ register char * ep;
+
+ if ((lp = byword(monthp, mon_names)) == NULL) {
+ error(_("invalid month name"));
+ return;
+ }
+ rp->r_month = lp->l_value;
+ rp->r_todisstd = FALSE;
+ rp->r_todisgmt = FALSE;
+ dp = ecpyalloc(timep);
+ if (*dp != '\0') {
+ ep = dp + strlen(dp) - 1;
+ switch (lowerit(*ep)) {
+ case 's': /* Standard */
+ rp->r_todisstd = TRUE;
+ rp->r_todisgmt = FALSE;
+ *ep = '\0';
+ break;
+ case 'w': /* Wall */
+ rp->r_todisstd = FALSE;
+ rp->r_todisgmt = FALSE;
+ *ep = '\0';
+ break;
+ case 'g': /* Greenwich */
+ case 'u': /* Universal */
+ case 'z': /* Zulu */
+ rp->r_todisstd = TRUE;
+ rp->r_todisgmt = TRUE;
+ *ep = '\0';
+ break;
+ }
+ }
+ rp->r_tod = gethms(dp, _("invalid time of day"), FALSE);
+ ifree(dp);
+ /*
+ ** Year work.
+ */
+ cp = loyearp;
+ lp = byword(cp, begin_years);
+ rp->r_lowasnum = lp == NULL;
+ if (!rp->r_lowasnum) switch ((int) lp->l_value) {
+ case YR_MINIMUM:
+ rp->r_loyear = INT_MIN;
+ break;
+ case YR_MAXIMUM:
+ rp->r_loyear = INT_MAX;
+ break;
+ default: /* "cannot happen" */
+ (void) fprintf(stderr,
+ _("%s: panic: Invalid l_value %d\n"),
+ progname, lp->l_value);
+ exit(EXIT_FAILURE);
+ } else if (sscanf(cp, scheck(cp, "%d"), &rp->r_loyear) != 1) {
+ error(_("invalid starting year"));
+ return;
+ }
+ cp = hiyearp;
+ lp = byword(cp, end_years);
+ rp->r_hiwasnum = lp == NULL;
+ if (!rp->r_hiwasnum) switch ((int) lp->l_value) {
+ case YR_MINIMUM:
+ rp->r_hiyear = INT_MIN;
+ break;
+ case YR_MAXIMUM:
+ rp->r_hiyear = INT_MAX;
+ break;
+ case YR_ONLY:
+ rp->r_hiyear = rp->r_loyear;
+ break;
+ default: /* "cannot happen" */
+ (void) fprintf(stderr,
+ _("%s: panic: Invalid l_value %d\n"),
+ progname, lp->l_value);
+ exit(EXIT_FAILURE);
+ } else if (sscanf(cp, scheck(cp, "%d"), &rp->r_hiyear) != 1) {
+ error(_("invalid ending year"));
+ return;
+ }
+ if (rp->r_loyear > rp->r_hiyear) {
+ error(_("starting year greater than ending year"));
+ return;
+ }
+ if (*typep == '\0')
+ rp->r_yrtype = NULL;
+ else {
+ if (rp->r_loyear == rp->r_hiyear) {
+ error(_("typed single year"));
+ return;
+ }
+ rp->r_yrtype = ecpyalloc(typep);
+ }
+ /*
+ ** Day work.
+ ** Accept things such as:
+ ** 1
+ ** last-Sunday
+ ** Sun<=20
+ ** Sun>=7
+ */
+ dp = ecpyalloc(dayp);
+ if ((lp = byword(dp, lasts)) != NULL) {
+ rp->r_dycode = DC_DOWLEQ;
+ rp->r_wday = lp->l_value;
+ rp->r_dayofmonth = len_months[1][rp->r_month];
+ } else {
+ if ((ep = strchr(dp, '<')) != 0)
+ rp->r_dycode = DC_DOWLEQ;
+ else if ((ep = strchr(dp, '>')) != 0)
+ rp->r_dycode = DC_DOWGEQ;
+ else {
+ ep = dp;
+ rp->r_dycode = DC_DOM;
+ }
+ if (rp->r_dycode != DC_DOM) {
+ *ep++ = 0;
+ if (*ep++ != '=') {
+ error(_("invalid day of month"));
+ ifree(dp);
+ return;
+ }
+ if ((lp = byword(dp, wday_names)) == NULL) {
+ error(_("invalid weekday name"));
+ ifree(dp);
+ return;
+ }
+ rp->r_wday = lp->l_value;
+ }
+ if (sscanf(ep, scheck(ep, "%d"), &rp->r_dayofmonth) != 1 ||
+ rp->r_dayofmonth <= 0 ||
+ (rp->r_dayofmonth > len_months[1][rp->r_month])) {
+ error(_("invalid day of month"));
+ ifree(dp);
+ return;
+ }
+ }
+ ifree(dp);
+}
+
+static void
+convert(val, buf)
+const long val;
+char * const buf;
+{
+ register int i;
+ register int shift;
+
+ for (i = 0, shift = 24; i < 4; ++i, shift -= 8)
+ buf[i] = val >> shift;
+}
+
+static void
+convert64(val, buf)
+const zic_t val;
+char * const buf;
+{
+ register int i;
+ register int shift;
+
+ for (i = 0, shift = 56; i < 8; ++i, shift -= 8)
+ buf[i] = val >> shift;
+}
+
+static void
+puttzcode(val, fp)
+const long val;
+FILE * const fp;
+{
+ char buf[4];
+
+ convert(val, buf);
+ (void) fwrite((void *) buf, (size_t) sizeof buf, (size_t) 1, fp);
+}
+
+static void
+puttzcode64(val, fp)
+const zic_t val;
+FILE * const fp;
+{
+ char buf[8];
+
+ convert64(val, buf);
+ (void) fwrite((void *) buf, (size_t) sizeof buf, (size_t) 1, fp);
+}
+
+static int
+atcomp(avp, bvp)
+const void * avp;
+const void * bvp;
+{
+ const zic_t a = ((const struct attype *) avp)->at;
+ const zic_t b = ((const struct attype *) bvp)->at;
+
+ return (a < b) ? -1 : (a > b);
+}
+
+static int
+is32(x)
+const zic_t x;
+{
+ return INT32_MIN <= x && x <= INT32_MAX;
+}
+
+static void
+writezone(name, string)
+const char * const name;
+const char * const string;
+{
+ register FILE * fp;
+ register int i, j;
+ register int leapcnt32, leapi32;
+ register int timecnt32, timei32;
+ register int pass;
+ static char * fullname;
+ static const struct tzhead tzh0;
+ static struct tzhead tzh;
+ zic_t ats[TZ_MAX_TIMES];
+ unsigned char types[TZ_MAX_TIMES];
+
+ /*
+ ** Sort.
+ */
+ if (timecnt > 1)
+ (void) qsort((void *) attypes, (size_t) timecnt,
+ (size_t) sizeof *attypes, atcomp);
+ /*
+ ** Optimize.
+ */
+ {
+ int fromi;
+ int toi;
+
+ toi = 0;
+ fromi = 0;
+ while (fromi < timecnt && attypes[fromi].at < min_time)
+ ++fromi;
+ if (isdsts[0] == 0)
+ while (fromi < timecnt && attypes[fromi].type == 0)
+ ++fromi; /* handled by default rule */
+ for ( ; fromi < timecnt; ++fromi) {
+ if (toi != 0 && ((attypes[fromi].at +
+ gmtoffs[attypes[toi - 1].type]) <=
+ (attypes[toi - 1].at + gmtoffs[toi == 1 ? 0
+ : attypes[toi - 2].type]))) {
+ attypes[toi - 1].type =
+ attypes[fromi].type;
+ continue;
+ }
+ if (toi == 0 ||
+ attypes[toi - 1].type != attypes[fromi].type)
+ attypes[toi++] = attypes[fromi];
+ }
+ timecnt = toi;
+ }
+ /*
+ ** Transfer.
+ */
+ for (i = 0; i < timecnt; ++i) {
+ ats[i] = attypes[i].at;
+ types[i] = attypes[i].type;
+ }
+ /*
+ ** Correct for leap seconds.
+ */
+ for (i = 0; i < timecnt; ++i) {
+ j = leapcnt;
+ while (--j >= 0)
+ if (ats[i] > trans[j] - corr[j]) {
+ ats[i] = tadd(ats[i], corr[j]);
+ break;
+ }
+ }
+ /*
+ ** Figure out 32-bit-limited starts and counts.
+ */
+ timecnt32 = timecnt;
+ timei32 = 0;
+ leapcnt32 = leapcnt;
+ leapi32 = 0;
+ while (timecnt32 > 0 && !is32(ats[timecnt32 - 1]))
+ --timecnt32;
+ while (timecnt32 > 0 && !is32(ats[timei32])) {
+ --timecnt32;
+ ++timei32;
+ }
+ while (leapcnt32 > 0 && !is32(trans[leapcnt32 - 1]))
+ --leapcnt32;
+ while (leapcnt32 > 0 && !is32(trans[leapi32])) {
+ --leapcnt32;
+ ++leapi32;
+ }
+ fullname = erealloc(fullname,
+ (int) (strlen(directory) + 1 + strlen(name) + 1));
+ (void) sprintf(fullname, "%s/%s", directory, name);
+ /*
+ ** Remove old file, if any, to snap links.
+ */
+ if (!itsdir(fullname) && remove(fullname) != 0 && errno != ENOENT) {
+ const char *e = strerror(errno);
+
+ (void) fprintf(stderr, _("%s: Can't remove %s: %s\n"),
+ progname, fullname, e);
+ exit(EXIT_FAILURE);
+ }
+ if ((fp = fopen(fullname, "wb")) == NULL) {
+ if (mkdirs(fullname) != 0)
+ exit(EXIT_FAILURE);
+ if ((fp = fopen(fullname, "wb")) == NULL) {
+ const char *e = strerror(errno);
+
+ (void) fprintf(stderr, _("%s: Can't create %s: %s\n"),
+ progname, fullname, e);
+ exit(EXIT_FAILURE);
+ }
+ }
+ for (pass = 1; pass <= 2; ++pass) {
+ register int thistimei, thistimecnt;
+ register int thisleapi, thisleapcnt;
+ register int thistimelim, thisleaplim;
+ int writetype[TZ_MAX_TIMES];
+ int typemap[TZ_MAX_TYPES];
+ register int thistypecnt;
+ char thischars[TZ_MAX_CHARS];
+ char thischarcnt;
+ int indmap[TZ_MAX_CHARS];
+
+ if (pass == 1) {
+ thistimei = timei32;
+ thistimecnt = timecnt32;
+ thisleapi = leapi32;
+ thisleapcnt = leapcnt32;
+ } else {
+ thistimei = 0;
+ thistimecnt = timecnt;
+ thisleapi = 0;
+ thisleapcnt = leapcnt;
+ }
+ thistimelim = thistimei + thistimecnt;
+ thisleaplim = thisleapi + thisleapcnt;
+ for (i = 0; i < typecnt; ++i)
+ writetype[i] = thistimecnt == timecnt;
+ if (thistimecnt == 0) {
+ /*
+ ** No transition times fall in the current
+ ** (32- or 64-bit) window.
+ */
+ if (typecnt != 0)
+ writetype[typecnt - 1] = TRUE;
+ } else {
+ for (i = thistimei - 1; i < thistimelim; ++i)
+ if (i >= 0)
+ writetype[types[i]] = TRUE;
+ /*
+ ** For America/Godthab and Antarctica/Palmer
+ */
+ if (thistimei == 0)
+ writetype[0] = TRUE;
+ }
+ thistypecnt = 0;
+ for (i = 0; i < typecnt; ++i)
+ typemap[i] = writetype[i] ? thistypecnt++ : -1;
+ for (i = 0; i < sizeof indmap / sizeof indmap[0]; ++i)
+ indmap[i] = -1;
+ thischarcnt = 0;
+ for (i = 0; i < typecnt; ++i) {
+ register char * thisabbr;
+
+ if (!writetype[i])
+ continue;
+ if (indmap[abbrinds[i]] >= 0)
+ continue;
+ thisabbr = &chars[abbrinds[i]];
+ for (j = 0; j < thischarcnt; ++j)
+ if (strcmp(&thischars[j], thisabbr) == 0)
+ break;
+ if (j == thischarcnt) {
+ (void) strcpy(&thischars[(int) thischarcnt],
+ thisabbr);
+ thischarcnt += strlen(thisabbr) + 1;
+ }
+ indmap[abbrinds[i]] = j;
+ }
+#define DO(field) (void) fwrite((void *) tzh.field, \
+ (size_t) sizeof tzh.field, (size_t) 1, fp)
+ tzh = tzh0;
+#ifdef ICU
+ * (ICUZoneinfoVersion*) &tzh.tzh_reserved = TZ_ICU_VERSION;
+ (void) strncpy(tzh.tzh_magic, TZ_ICU_MAGIC, sizeof tzh.tzh_magic);
+#else
+ (void) strncpy(tzh.tzh_magic, TZ_MAGIC, sizeof tzh.tzh_magic);
+#endif
+ tzh.tzh_version[0] = ZIC_VERSION;
+ convert(eitol(thistypecnt), tzh.tzh_ttisgmtcnt);
+ convert(eitol(thistypecnt), tzh.tzh_ttisstdcnt);
+ convert(eitol(thisleapcnt), tzh.tzh_leapcnt);
+ convert(eitol(thistimecnt), tzh.tzh_timecnt);
+ convert(eitol(thistypecnt), tzh.tzh_typecnt);
+ convert(eitol(thischarcnt), tzh.tzh_charcnt);
+ DO(tzh_magic);
+ DO(tzh_version);
+ DO(tzh_reserved);
+ DO(tzh_ttisgmtcnt);
+ DO(tzh_ttisstdcnt);
+ DO(tzh_leapcnt);
+ DO(tzh_timecnt);
+ DO(tzh_typecnt);
+ DO(tzh_charcnt);
+#undef DO
+ for (i = thistimei; i < thistimelim; ++i)
+ if (pass == 1)
+ puttzcode((long) ats[i], fp);
+ else puttzcode64(ats[i], fp);
+ for (i = thistimei; i < thistimelim; ++i) {
+ unsigned char uc;
+
+ uc = typemap[types[i]];
+ (void) fwrite((void *) &uc,
+ (size_t) sizeof uc,
+ (size_t) 1,
+ fp);
+ }
+ for (i = 0; i < typecnt; ++i)
+ if (writetype[i]) {
+#ifdef ICU
+ puttzcode((long) rawoffs[i], fp);
+ puttzcode((long) dstoffs[i], fp);
+#else
+ puttzcode((long) gmtoffs[i], fp);
+#endif
+ (void) putc(isdsts[i], fp);
+ (void) putc((unsigned char) indmap[abbrinds[i]], fp);
+ }
+ if (thischarcnt != 0)
+ (void) fwrite((void *) thischars,
+ (size_t) sizeof thischars[0],
+ (size_t) thischarcnt, fp);
+ for (i = thisleapi; i < thisleaplim; ++i) {
+ register zic_t todo;
+
+ if (roll[i]) {
+ if (timecnt == 0 || trans[i] < ats[0]) {
+ j = 0;
+ while (isdsts[j])
+ if (++j >= typecnt) {
+ j = 0;
+ break;
+ }
+ } else {
+ j = 1;
+ while (j < timecnt &&
+ trans[i] >= ats[j])
+ ++j;
+ j = types[j - 1];
+ }
+ todo = tadd(trans[i], -gmtoffs[j]);
+ } else todo = trans[i];
+ if (pass == 1)
+ puttzcode((long) todo, fp);
+ else puttzcode64(todo, fp);
+ puttzcode(corr[i], fp);
+ }
+ for (i = 0; i < typecnt; ++i)
+ if (writetype[i])
+ (void) putc(ttisstds[i], fp);
+ for (i = 0; i < typecnt; ++i)
+ if (writetype[i])
+ (void) putc(ttisgmts[i], fp);
+ }
+ (void) fprintf(fp, "\n%s\n", string);
+ if (ferror(fp) || fclose(fp)) {
+ (void) fprintf(stderr, _("%s: Error writing %s\n"),
+ progname, fullname);
+ exit(EXIT_FAILURE);
+ }
+}
+
+static void
+doabbr(abbr, format, letters, isdst, doquotes)
+char * const abbr;
+const char * const format;
+const char * const letters;
+const int isdst;
+const int doquotes;
+{
+ register char * cp;
+ register char * slashp;
+ register int len;
+
+ slashp = strchr(format, '/');
+ if (slashp == NULL) {
+ if (letters == NULL)
+ (void) strcpy(abbr, format);
+ else (void) sprintf(abbr, format, letters);
+ } else if (isdst) {
+ (void) strcpy(abbr, slashp + 1);
+ } else {
+ if (slashp > format)
+ (void) strncpy(abbr, format,
+ (unsigned) (slashp - format));
+ abbr[slashp - format] = '\0';
+ }
+ if (!doquotes)
+ return;
+ for (cp = abbr; *cp != '\0'; ++cp)
+ if (strchr("ABCDEFGHIJKLMNOPQRSTUVWXYZ", *cp) == NULL &&
+ strchr("abcdefghijklmnopqrstuvwxyz", *cp) == NULL)
+ break;
+ len = strlen(abbr);
+ if (len > 0 && *cp == '\0')
+ return;
+ abbr[len + 2] = '\0';
+ abbr[len + 1] = '>';
+ for ( ; len > 0; --len)
+ abbr[len] = abbr[len - 1];
+ abbr[0] = '<';
+}
+
+static void
+updateminmax(x)
+const int x;
+{
+ if (min_year > x)
+ min_year = x;
+ if (max_year < x)
+ max_year = x;
+}
+
+static int
+stringoffset(result, offset)
+char * result;
+long offset;
+{
+ register int hours;
+ register int minutes;
+ register int seconds;
+
+ result[0] = '\0';
+ if (offset < 0) {
+ (void) strcpy(result, "-");
+ offset = -offset;
+ }
+ seconds = offset % SECSPERMIN;
+ offset /= SECSPERMIN;
+ minutes = offset % MINSPERHOUR;
+ offset /= MINSPERHOUR;
+ hours = offset;
+ if (hours >= HOURSPERDAY) {
+ result[0] = '\0';
+ return -1;
+ }
+ (void) sprintf(end(result), "%d", hours);
+ if (minutes != 0 || seconds != 0) {
+ (void) sprintf(end(result), ":%02d", minutes);
+ if (seconds != 0)
+ (void) sprintf(end(result), ":%02d", seconds);
+ }
+ return 0;
+}
+
+static int
+stringrule(result, rp, dstoff, gmtoff)
+char * result;
+const struct rule * const rp;
+const long dstoff;
+const long gmtoff;
+{
+ register long tod;
+
+ result = end(result);
+ if (rp->r_dycode == DC_DOM) {
+ register int month, total;
+
+ if (rp->r_dayofmonth == 29 && rp->r_month == TM_FEBRUARY)
+ return -1;
+ total = 0;
+ for (month = 0; month < rp->r_month; ++month)
+ total += len_months[0][month];
+ (void) sprintf(result, "J%d", total + rp->r_dayofmonth);
+ } else {
+ register int week;
+
+ if (rp->r_dycode == DC_DOWGEQ) {
+ week = 1 + rp->r_dayofmonth / DAYSPERWEEK;
+ if ((week - 1) * DAYSPERWEEK + 1 != rp->r_dayofmonth)
+ return -1;
+ } else if (rp->r_dycode == DC_DOWLEQ) {
+ if (rp->r_dayofmonth == len_months[1][rp->r_month])
+ week = 5;
+ else {
+ week = 1 + rp->r_dayofmonth / DAYSPERWEEK;
+ if (week * DAYSPERWEEK - 1 != rp->r_dayofmonth)
+ return -1;
+ }
+ } else return -1; /* "cannot happen" */
+ (void) sprintf(result, "M%d.%d.%d",
+ rp->r_month + 1, week, rp->r_wday);
+ }
+ tod = rp->r_tod;
+ if (rp->r_todisgmt)
+ tod += gmtoff;
+ if (rp->r_todisstd && rp->r_stdoff == 0)
+ tod += dstoff;
+ if (tod < 0) {
+ result[0] = '\0';
+ return -1;
+ }
+ if (tod != 2 * SECSPERMIN * MINSPERHOUR) {
+ (void) strcat(result, "/");
+ if (stringoffset(end(result), tod) != 0)
+ return -1;
+ }
+ return 0;
+}
+
+static void
+stringzone(result, zpfirst, zonecount)
+char * result;
+const struct zone * const zpfirst;
+const int zonecount;
+{
+ register const struct zone * zp;
+ register struct rule * rp;
+ register struct rule * stdrp;
+ register struct rule * dstrp;
+ register int i;
+ register const char * abbrvar;
+
+ result[0] = '\0';
+ zp = zpfirst + zonecount - 1;
+ stdrp = dstrp = NULL;
+ for (i = 0; i < zp->z_nrules; ++i) {
+ rp = &zp->z_rules[i];
+ if (rp->r_hiwasnum || rp->r_hiyear != INT_MAX)
+ continue;
+ if (rp->r_yrtype != NULL)
+ continue;
+ if (rp->r_stdoff == 0) {
+ if (stdrp == NULL)
+ stdrp = rp;
+ else return;
+ } else {
+ if (dstrp == NULL)
+ dstrp = rp;
+ else return;
+ }
+ }
+ if (stdrp == NULL && dstrp == NULL) {
+ /*
+ ** There are no rules running through "max".
+ ** Let's find the latest rule.
+ */
+ for (i = 0; i < zp->z_nrules; ++i) {
+ rp = &zp->z_rules[i];
+ if (stdrp == NULL || rp->r_hiyear > stdrp->r_hiyear ||
+ (rp->r_hiyear == stdrp->r_hiyear &&
+ rp->r_month > stdrp->r_month))
+ stdrp = rp;
+ }
+ if (stdrp != NULL && stdrp->r_stdoff != 0)
+ return; /* We end up in DST (a POSIX no-no). */
+ /*
+ ** Horrid special case: if year is 2037,
+ ** presume this is a zone handled on a year-by-year basis;
+ ** do not try to apply a rule to the zone.
+ */
+ if (stdrp != NULL && stdrp->r_hiyear == 2037)
+ return;
+ }
+ if (stdrp == NULL && zp->z_nrules != 0)
+ return;
+ abbrvar = (stdrp == NULL) ? "" : stdrp->r_abbrvar;
+ doabbr(result, zp->z_format, abbrvar, FALSE, TRUE);
+ if (stringoffset(end(result), -zp->z_gmtoff) != 0) {
+ result[0] = '\0';
+ return;
+ }
+ if (dstrp == NULL)
+ return;
+ doabbr(end(result), zp->z_format, dstrp->r_abbrvar, TRUE, TRUE);
+ if (dstrp->r_stdoff != SECSPERMIN * MINSPERHOUR)
+ if (stringoffset(end(result),
+ -(zp->z_gmtoff + dstrp->r_stdoff)) != 0) {
+ result[0] = '\0';
+ return;
+ }
+ (void) strcat(result, ",");
+ if (stringrule(result, dstrp, dstrp->r_stdoff, zp->z_gmtoff) != 0) {
+ result[0] = '\0';
+ return;
+ }
+ (void) strcat(result, ",");
+ if (stringrule(result, stdrp, dstrp->r_stdoff, zp->z_gmtoff) != 0) {
+ result[0] = '\0';
+ return;
+ }
+}
+
+#ifdef ICU
+
+int add_icu_final_rules(const struct rule* r1, const struct rule* r2) {
+ int i;
+
+ for (i=0; i<finalRulesCount; ++i) { /* i+=2 should work too */
+ if (r1==finalRules[i]) return i; /* [sic] pointer comparison */
+ }
+
+ finalRules = (const struct rule**) (void*) erealloc((char *) finalRules,
+ (finalRulesCount + 2) * sizeof(*finalRules));
+ finalRules[finalRulesCount++] = r1;
+ finalRules[finalRulesCount++] = r2;
+ return finalRulesCount - 2;
+}
+
+#endif /*ICU*/
+
+static void
+outzone(zpfirst, zonecount)
+const struct zone * const zpfirst;
+const int zonecount;
+{
+ register const struct zone * zp;
+ register struct rule * rp;
+ register int i, j;
+ register int usestart, useuntil;
+ register zic_t starttime, untiltime;
+ register long gmtoff;
+ register long stdoff;
+ register int year;
+ register long startoff;
+ register int startttisstd;
+ register int startttisgmt;
+ register int type;
+ register char * startbuf;
+ register char * ab;
+ register char * envvar;
+ register int max_abbr_len;
+ register int max_envvar_len;
+#ifdef ICU
+ int finalRuleYear, finalRuleIndex;
+ const struct rule* finalRule1;
+ const struct rule* finalRule2;
+#endif
+
+ max_abbr_len = 2 + max_format_len + max_abbrvar_len;
+ max_envvar_len = 2 * max_abbr_len + 5 * 9;
+ startbuf = emalloc(max_abbr_len + 1);
+ ab = emalloc(max_abbr_len + 1);
+ envvar = emalloc(max_envvar_len + 1);
+ INITIALIZE(untiltime);
+ INITIALIZE(starttime);
+ /*
+ ** Now. . .finally. . .generate some useful data!
+ */
+ timecnt = 0;
+ typecnt = 0;
+ charcnt = 0;
+ /*
+ ** Thanks to Earl Chew
+ ** for noting the need to unconditionally initialize startttisstd.
+ */
+ startttisstd = FALSE;
+ startttisgmt = FALSE;
+ min_year = max_year = EPOCH_YEAR;
+ if (leapseen) {
+ updateminmax(leapminyear);
+ updateminmax(leapmaxyear);
+ }
+ for (i = 0; i < zonecount; ++i) {
+ zp = &zpfirst[i];
+ updateminmax(zp->z_untilrule.r_loyear);
+ for (j = 0; j < zp->z_nrules; ++j) {
+ rp = &zp->z_rules[j];
+ if (rp->r_lowasnum)
+ updateminmax(rp->r_loyear);
+ if (rp->r_hiwasnum)
+ updateminmax(rp->r_hiyear);
+ }
+ }
+ /*
+ ** Generate lots of data if a rule can't cover all future times.
+ */
+ stringzone(envvar, zpfirst, zonecount);
+ if (noise && envvar[0] == '\0') {
+ register char * wp;
+
+wp = ecpyalloc(_("no POSIX environment variable for zone"));
+ wp = ecatalloc(wp, " ");
+ wp = ecatalloc(wp, zpfirst->z_name);
+ warning(wp);
+ ifree(wp);
+ }
+ if (envvar[0] == '\0') {
+ if (min_year >= INT_MIN + YEARSPERREPEAT)
+ min_year -= YEARSPERREPEAT;
+ else min_year = INT_MIN;
+ if (max_year <= INT_MAX - YEARSPERREPEAT)
+ max_year += YEARSPERREPEAT;
+ else max_year = INT_MAX;
+ }
+ /*
+ ** For the benefit of older systems, generate data through 2037.
+ */
+ if (max_year < 2037)
+ max_year = 2037;
+ for (i = 0; i < zonecount; ++i) {
+ /*
+ ** A guess that may well be corrected later.
+ */
+ stdoff = 0;
+ zp = &zpfirst[i];
+ usestart = i > 0 && (zp - 1)->z_untiltime > min_time;
+ useuntil = i < (zonecount - 1);
+ if (useuntil && zp->z_untiltime <= min_time)
+ continue;
+ gmtoff = zp->z_gmtoff;
+ eat(zp->z_filename, zp->z_linenum);
+ *startbuf = '\0';
+ startoff = zp->z_gmtoff;
+#ifdef ICU
+ finalRuleYear = finalRuleIndex = -1;
+ finalRule1 = finalRule2 = NULL;
+ if (i == (zonecount - 1)) { /* !useuntil */
+ /* Look for exactly 2 rules that end at 'max' and
+ * note them. Determine max(r_loyear) for the 2 of
+ * them. */
+ for (j=0; j<zp->z_nrules; ++j) {
+ rp = &zp->z_rules[j];
+ if (rp->r_hiyear == INT_MAX) {
+ if (finalRule1 == NULL) {
+ finalRule1 = rp;
+ finalRuleYear = rp->r_loyear;
+ } else if (finalRule2 == NULL) {
+ finalRule2 = rp;
+ if (rp->r_loyear > finalRuleYear) {
+ finalRuleYear = rp->r_loyear;
+ }
+ } else {
+ error("more than two max rules found (ICU)");
+ exit(EXIT_FAILURE);
+ }
+ }
+ }
+ if (finalRule1 != NULL && finalRule2 == NULL) {
+ error("only one max rule found (ICU)");
+ exit(EXIT_FAILURE);
+ }
+ if (finalRule1 != NULL) {
+ /* Swap if necessary so finalRule1 occurs before
+ * finalRule2 */
+ if (finalRule1->r_month > finalRule2->r_month) {
+ const struct rule* t = finalRule1;
+ finalRule1 = finalRule2;
+ finalRule2 = t;
+ }
+ /* Add final rule to our list */
+ finalRuleIndex = add_icu_final_rules(finalRule1, finalRule2);
+ }
+ }
+#endif
+
+ if (zp->z_nrules == 0) {
+ stdoff = zp->z_stdoff;
+ doabbr(startbuf, zp->z_format,
+ (char *) NULL, stdoff != 0, FALSE);
+ type = addtype(oadd(zp->z_gmtoff, stdoff),
+#ifdef ICU
+ zp->z_gmtoff, stdoff,
+#endif
+ startbuf, stdoff != 0, startttisstd,
+ startttisgmt);
+ if (usestart) {
+ addtt(starttime, type);
+ usestart = FALSE;
+ } else if (stdoff != 0)
+ addtt(min_time, type);
+ } else for (year = min_year; year <= max_year; ++year) {
+ if (useuntil && year > zp->z_untilrule.r_hiyear)
+ break;
+ /*
+ ** Mark which rules to do in the current year.
+ ** For those to do, calculate rpytime(rp, year);
+ */
+ for (j = 0; j < zp->z_nrules; ++j) {
+ rp = &zp->z_rules[j];
+ eats(zp->z_filename, zp->z_linenum,
+ rp->r_filename, rp->r_linenum);
+ rp->r_todo = year >= rp->r_loyear &&
+ year <= rp->r_hiyear &&
+ yearistype(year, rp->r_yrtype);
+ if (rp->r_todo)
+ rp->r_temp = rpytime(rp, year);
+ }
+ for ( ; ; ) {
+ register int k;
+ register zic_t jtime, ktime;
+ register long offset;
+
+ INITIALIZE(ktime);
+ if (useuntil) {
+ /*
+ ** Turn untiltime into UTC
+ ** assuming the current gmtoff and
+ ** stdoff values.
+ */
+ untiltime = zp->z_untiltime;
+ if (!zp->z_untilrule.r_todisgmt)
+ untiltime = tadd(untiltime,
+ -gmtoff);
+ if (!zp->z_untilrule.r_todisstd)
+ untiltime = tadd(untiltime,
+ -stdoff);
+ }
+ /*
+ ** Find the rule (of those to do, if any)
+ ** that takes effect earliest in the year.
+ */
+ k = -1;
+ for (j = 0; j < zp->z_nrules; ++j) {
+ rp = &zp->z_rules[j];
+ if (!rp->r_todo)
+ continue;
+ eats(zp->z_filename, zp->z_linenum,
+ rp->r_filename, rp->r_linenum);
+ offset = rp->r_todisgmt ? 0 : gmtoff;
+ if (!rp->r_todisstd)
+ offset = oadd(offset, stdoff);
+ jtime = rp->r_temp;
+ if (jtime == min_time ||
+ jtime == max_time)
+ continue;
+ jtime = tadd(jtime, -offset);
+ if (k < 0 || jtime < ktime) {
+ k = j;
+ ktime = jtime;
+ }
+ }
+ if (k < 0)
+ break; /* go on to next year */
+ rp = &zp->z_rules[k];
+ rp->r_todo = FALSE;
+#ifdef ICU
+ if (year >= finalRuleYear && rp == finalRule1) {
+ emit_icu_zone(icuFile,
+ zpfirst->z_name, zp->z_gmtoff,
+ rp, finalRuleIndex, year);
+ /* only emit this for the first year */
+ finalRule1 = NULL;
+ }
+#endif
+ if (useuntil && ktime >= untiltime)
+ break;
+ stdoff = rp->r_stdoff;
+ if (usestart && ktime == starttime)
+ usestart = FALSE;
+ if (usestart) {
+ if (ktime < starttime) {
+ startoff = oadd(zp->z_gmtoff,
+ stdoff);
+ doabbr(startbuf, zp->z_format,
+ rp->r_abbrvar,
+ rp->r_stdoff != 0,
+ FALSE);
+ continue;
+ }
+ if (*startbuf == '\0' &&
+ startoff == oadd(zp->z_gmtoff,
+ stdoff)) {
+ doabbr(startbuf,
+ zp->z_format,
+ rp->r_abbrvar,
+ rp->r_stdoff !=
+ 0,
+ FALSE);
+ }
+ }
+ eats(zp->z_filename, zp->z_linenum,
+ rp->r_filename, rp->r_linenum);
+ doabbr(ab, zp->z_format, rp->r_abbrvar,
+ rp->r_stdoff != 0, FALSE);
+ offset = oadd(zp->z_gmtoff, rp->r_stdoff);
+#ifdef ICU
+ type = addtype(offset, zp->z_gmtoff, rp->r_stdoff,
+ ab, rp->r_stdoff != 0,
+ rp->r_todisstd, rp->r_todisgmt);
+#else
+ type = addtype(offset, ab, rp->r_stdoff != 0,
+ rp->r_todisstd, rp->r_todisgmt);
+#endif
+ addtt(ktime, type);
+ }
+ }
+ if (usestart) {
+ if (*startbuf == '\0' &&
+ zp->z_format != NULL &&
+ strchr(zp->z_format, '%') == NULL &&
+ strchr(zp->z_format, '/') == NULL)
+ (void) strcpy(startbuf, zp->z_format);
+ eat(zp->z_filename, zp->z_linenum);
+ if (*startbuf == '\0')
+error(_("can't determine time zone abbreviation to use just after until time"));
+ else addtt(starttime,
+#ifdef ICU
+ addtype(startoff,
+ zp->z_gmtoff, startoff - zp->z_gmtoff,
+ startbuf,
+ startoff != zp->z_gmtoff,
+ startttisstd,
+ startttisgmt));
+#else
+ addtype(startoff, startbuf,
+ startoff != zp->z_gmtoff,
+ startttisstd,
+ startttisgmt));
+#endif
+ }
+ /*
+ ** Now we may get to set starttime for the next zone line.
+ */
+ if (useuntil) {
+ startttisstd = zp->z_untilrule.r_todisstd;
+ startttisgmt = zp->z_untilrule.r_todisgmt;
+ starttime = zp->z_untiltime;
+ if (!startttisstd)
+ starttime = tadd(starttime, -stdoff);
+ if (!startttisgmt)
+ starttime = tadd(starttime, -gmtoff);
+ }
+ }
+ writezone(zpfirst->z_name, envvar);
+ ifree(startbuf);
+ ifree(ab);
+ ifree(envvar);
+}
+
+static void
+addtt(starttime, type)
+const zic_t starttime;
+int type;
+{
+ if (starttime <= min_time ||
+ (timecnt == 1 && attypes[0].at < min_time)) {
+ gmtoffs[0] = gmtoffs[type];
+#ifdef ICU
+ rawoffs[0] = rawoffs[type];
+ dstoffs[0] = dstoffs[type];
+#endif
+ isdsts[0] = isdsts[type];
+ ttisstds[0] = ttisstds[type];
+ ttisgmts[0] = ttisgmts[type];
+ if (abbrinds[type] != 0)
+ (void) strcpy(chars, &chars[abbrinds[type]]);
+ abbrinds[0] = 0;
+ charcnt = strlen(chars) + 1;
+ typecnt = 1;
+ timecnt = 0;
+ type = 0;
+ }
+ if (timecnt >= TZ_MAX_TIMES) {
+ error(_("too many transitions?!"));
+ exit(EXIT_FAILURE);
+ }
+ attypes[timecnt].at = starttime;
+ attypes[timecnt].type = type;
+ ++timecnt;
+}
+
+static int
+#ifdef ICU
+addtype(gmtoff, rawoff, dstoff, abbr, isdst, ttisstd, ttisgmt)
+const long gmtoff;
+const long rawoff;
+const long dstoff;
+#else
+addtype(gmtoff, abbr, isdst, ttisstd, ttisgmt)
+const long gmtoff;
+#endif
+const char * const abbr;
+const int isdst;
+const int ttisstd;
+const int ttisgmt;
+{
+ register int i, j;
+
+ if (isdst != TRUE && isdst != FALSE) {
+ error(_("internal error - addtype called with bad isdst"));
+ exit(EXIT_FAILURE);
+ }
+ if (ttisstd != TRUE && ttisstd != FALSE) {
+ error(_("internal error - addtype called with bad ttisstd"));
+ exit(EXIT_FAILURE);
+ }
+ if (ttisgmt != TRUE && ttisgmt != FALSE) {
+ error(_("internal error - addtype called with bad ttisgmt"));
+ exit(EXIT_FAILURE);
+ }
+#ifdef ICU
+ if (isdst != (dstoff != 0)) {
+ error(_("internal error - addtype called with bad isdst/dstoff"));
+ (void) exit(EXIT_FAILURE);
+ }
+ if (gmtoff != (rawoff + dstoff)) {
+ error(_("internal error - addtype called with bad gmt/raw/dstoff"));
+ (void) exit(EXIT_FAILURE);
+ }
+#endif
+ /*
+ ** See if there's already an entry for this zone type.
+ ** If so, just return its index.
+ */
+ for (i = 0; i < typecnt; ++i) {
+ if (gmtoff == gmtoffs[i] && isdst == isdsts[i] &&
+#ifdef ICU
+ rawoff == rawoffs[i] && dstoff == dstoffs[i] &&
+#endif
+ strcmp(abbr, &chars[abbrinds[i]]) == 0 &&
+ ttisstd == ttisstds[i] &&
+ ttisgmt == ttisgmts[i])
+ return i;
+ }
+ /*
+ ** There isn't one; add a new one, unless there are already too
+ ** many.
+ */
+ if (typecnt >= TZ_MAX_TYPES) {
+ error(_("too many local time types"));
+ exit(EXIT_FAILURE);
+ }
+ gmtoffs[i] = gmtoff;
+#ifdef ICU
+ rawoffs[i] = rawoff;
+ dstoffs[i] = dstoff;
+#endif
+ isdsts[i] = isdst;
+ ttisstds[i] = ttisstd;
+ ttisgmts[i] = ttisgmt;
+
+ for (j = 0; j < charcnt; ++j)
+ if (strcmp(&chars[j], abbr) == 0)
+ break;
+ if (j == charcnt)
+ newabbr(abbr);
+ abbrinds[i] = j;
+ ++typecnt;
+ return i;
+}
+
+static void
+leapadd(t, positive, rolling, count)
+const zic_t t;
+const int positive;
+const int rolling;
+int count;
+{
+ register int i, j;
+
+ if (leapcnt + (positive ? count : 1) > TZ_MAX_LEAPS) {
+ error(_("too many leap seconds"));
+ exit(EXIT_FAILURE);
+ }
+ for (i = 0; i < leapcnt; ++i)
+ if (t <= trans[i]) {
+ if (t == trans[i]) {
+ error(_("repeated leap second moment"));
+ exit(EXIT_FAILURE);
+ }
+ break;
+ }
+ do {
+ for (j = leapcnt; j > i; --j) {
+ trans[j] = trans[j - 1];
+ corr[j] = corr[j - 1];
+ roll[j] = roll[j - 1];
+ }
+ trans[i] = t;
+ corr[i] = positive ? 1L : eitol(-count);
+ roll[i] = rolling;
+ ++leapcnt;
+ } while (positive && --count != 0);
+}
+
+static void
+adjleap P((void))
+{
+ register int i;
+ register long last = 0;
+
+ /*
+ ** propagate leap seconds forward
+ */
+ for (i = 0; i < leapcnt; ++i) {
+ trans[i] = tadd(trans[i], last);
+ last = corr[i] += last;
+ }
+}
+
+static int
+yearistype(year, type)
+const int year;
+const char * const type;
+{
+ static char * buf;
+ int result;
+
+ if (type == NULL || *type == '\0')
+ return TRUE;
+ buf = erealloc(buf, (int) (132 + strlen(yitcommand) + strlen(type)));
+ (void) sprintf(buf, "%s %d %s", yitcommand, year, type);
+ result = system(buf);
+ if (WIFEXITED(result)) switch (WEXITSTATUS(result)) {
+ case 0:
+ return TRUE;
+ case 1:
+ return FALSE;
+ }
+ error(_("Wild result from command execution"));
+ (void) fprintf(stderr, _("%s: command was '%s', result was %d\n"),
+ progname, buf, result);
+ for ( ; ; )
+ exit(EXIT_FAILURE);
+}
+
+static int
+lowerit(a)
+int a;
+{
+ a = (unsigned char) a;
+ return (isascii(a) && isupper(a)) ? tolower(a) : a;
+}
+
+static int
+ciequal(ap, bp) /* case-insensitive equality */
+register const char * ap;
+register const char * bp;
+{
+ while (lowerit(*ap) == lowerit(*bp++))
+ if (*ap++ == '\0')
+ return TRUE;
+ return FALSE;
+}
+
+static int
+itsabbr(abbr, word)
+register const char * abbr;
+register const char * word;
+{
+ if (lowerit(*abbr) != lowerit(*word))
+ return FALSE;
+ ++word;
+ while (*++abbr != '\0')
+ do {
+ if (*word == '\0')
+ return FALSE;
+ } while (lowerit(*word++) != lowerit(*abbr));
+ return TRUE;
+}
+
+static const struct lookup *
+byword(word, table)
+register const char * const word;
+register const struct lookup * const table;
+{
+ register const struct lookup * foundlp;
+ register const struct lookup * lp;
+
+ if (word == NULL || table == NULL)
+ return NULL;
+ /*
+ ** Look for exact match.
+ */
+ for (lp = table; lp->l_word != NULL; ++lp)
+ if (ciequal(word, lp->l_word))
+ return lp;
+ /*
+ ** Look for inexact match.
+ */
+ foundlp = NULL;
+ for (lp = table; lp->l_word != NULL; ++lp)
+ if (itsabbr(word, lp->l_word)) {
+ if (foundlp == NULL)
+ foundlp = lp;
+ else return NULL; /* multiple inexact matches */
+ }
+ return foundlp;
+}
+
+static char **
+getfields(cp)
+register char * cp;
+{
+ register char * dp;
+ register char ** array;
+ register int nsubs;
+
+ if (cp == NULL)
+ return NULL;
+ array = (char **) (void *)
+ emalloc((int) ((strlen(cp) + 1) * sizeof *array));
+ nsubs = 0;
+ for ( ; ; ) {
+ while (isascii((unsigned char) *cp) &&
+ isspace((unsigned char) *cp))
+ ++cp;
+ if (*cp == '\0' || *cp == '#')
+ break;
+ array[nsubs++] = dp = cp;
+ do {
+ if ((*dp = *cp++) != '"')
+ ++dp;
+ else while ((*dp = *cp++) != '"')
+ if (*dp != '\0')
+ ++dp;
+ else error(_(
+ "Odd number of quotation marks"
+ ));
+ } while (*cp != '\0' && *cp != '#' &&
+ (!isascii(*cp) || !isspace((unsigned char) *cp)));
+ if (isascii(*cp) && isspace((unsigned char) *cp))
+ ++cp;
+ *dp = '\0';
+ }
+ array[nsubs] = NULL;
+ return array;
+}
+
+static long
+oadd(t1, t2)
+const long t1;
+const long t2;
+{
+ register long t;
+
+ t = t1 + t2;
+ if ((t2 > 0 && t <= t1) || (t2 < 0 && t >= t1)) {
+ error(_("time overflow"));
+ exit(EXIT_FAILURE);
+ }
+ return t;
+}
+
+static zic_t
+tadd(t1, t2)
+const zic_t t1;
+const long t2;
+{
+ register zic_t t;
+
+ if (t1 == max_time && t2 > 0)
+ return max_time;
+ if (t1 == min_time && t2 < 0)
+ return min_time;
+ t = t1 + t2;
+ if ((t2 > 0 && t <= t1) || (t2 < 0 && t >= t1)) {
+ error(_("time overflow"));
+ exit(EXIT_FAILURE);
+ }
+ return t;
+}
+
+/*
+** Given a rule, and a year, compute the date - in seconds since January 1,
+** 1970, 00:00 LOCAL time - in that year that the rule refers to.
+*/
+
+static zic_t
+rpytime(rp, wantedy)
+register const struct rule * const rp;
+register const int wantedy;
+{
+ register int y, m, i;
+ register long dayoff; /* with a nod to Margaret O. */
+ register zic_t t;
+
+ if (wantedy == INT_MIN)
+ return min_time;
+ if (wantedy == INT_MAX)
+ return max_time;
+ dayoff = 0;
+ m = TM_JANUARY;
+ y = EPOCH_YEAR;
+ while (wantedy != y) {
+ if (wantedy > y) {
+ i = len_years[isleap(y)];
+ ++y;
+ } else {
+ --y;
+ i = -len_years[isleap(y)];
+ }
+ dayoff = oadd(dayoff, eitol(i));
+ }
+ while (m != rp->r_month) {
+ i = len_months[isleap(y)][m];
+ dayoff = oadd(dayoff, eitol(i));
+ ++m;
+ }
+ i = rp->r_dayofmonth;
+ if (m == TM_FEBRUARY && i == 29 && !isleap(y)) {
+ if (rp->r_dycode == DC_DOWLEQ)
+ --i;
+ else {
+ error(_("use of 2/29 in non leap-year"));
+ exit(EXIT_FAILURE);
+ }
+ }
+ --i;
+ dayoff = oadd(dayoff, eitol(i));
+ if (rp->r_dycode == DC_DOWGEQ || rp->r_dycode == DC_DOWLEQ) {
+ register long wday;
+
+#define LDAYSPERWEEK ((long) DAYSPERWEEK)
+ wday = eitol(EPOCH_WDAY);
+ /*
+ ** Don't trust mod of negative numbers.
+ */
+ if (dayoff >= 0)
+ wday = (wday + dayoff) % LDAYSPERWEEK;
+ else {
+ wday -= ((-dayoff) % LDAYSPERWEEK);
+ if (wday < 0)
+ wday += LDAYSPERWEEK;
+ }
+ while (wday != eitol(rp->r_wday))
+ if (rp->r_dycode == DC_DOWGEQ) {
+ dayoff = oadd(dayoff, (long) 1);
+ if (++wday >= LDAYSPERWEEK)
+ wday = 0;
+ ++i;
+ } else {
+ dayoff = oadd(dayoff, (long) -1);
+ if (--wday < 0)
+ wday = LDAYSPERWEEK - 1;
+ --i;
+ }
+ if (i < 0 || i >= len_months[isleap(y)][m]) {
+ if (noise)
+ warning(_("rule goes past start/end of month--\
+will not work with pre-2004 versions of zic"));
+ }
+ }
+ if (dayoff < min_time / SECSPERDAY)
+ return min_time;
+ if (dayoff > max_time / SECSPERDAY)
+ return max_time;
+ t = (zic_t) dayoff * SECSPERDAY;
+ return tadd(t, rp->r_tod);
+}
+
+static void
+newabbr(string)
+const char * const string;
+{
+ register int i;
+
+ if (strcmp(string, GRANDPARENTED) != 0) {
+ register const char * cp;
+ register char * wp;
+
+ /*
+ ** Want one to ZIC_MAX_ABBR_LEN_WO_WARN alphabetics
+ ** optionally followed by a + or - and a number from 1 to 14.
+ */
+ cp = string;
+ wp = NULL;
+ while (isascii((unsigned char) *cp) &&
+ isalpha((unsigned char) *cp))
+ ++cp;
+ if (cp - string == 0)
+wp = _("time zone abbreviation lacks alphabetic at start");
+ if (noise && cp - string > 3)
+wp = _("time zone abbreviation has more than 3 alphabetics");
+ if (cp - string > ZIC_MAX_ABBR_LEN_WO_WARN)
+wp = _("time zone abbreviation has too many alphabetics");
+ if (wp == NULL && (*cp == '+' || *cp == '-')) {
+ ++cp;
+ if (isascii((unsigned char) *cp) &&
+ isdigit((unsigned char) *cp))
+ if (*cp++ == '1' &&
+ *cp >= '0' && *cp <= '4')
+ ++cp;
+ }
+ if (*cp != '\0')
+wp = _("time zone abbreviation differs from POSIX standard");
+ if (wp != NULL) {
+ wp = ecpyalloc(wp);
+ wp = ecatalloc(wp, " (");
+ wp = ecatalloc(wp, string);
+ wp = ecatalloc(wp, ")");
+ warning(wp);
+ ifree(wp);
+ }
+ }
+ i = strlen(string) + 1;
+ if (charcnt + i > TZ_MAX_CHARS) {
+ error(_("too many, or too long, time zone abbreviations"));
+ exit(EXIT_FAILURE);
+ }
+ (void) strcpy(&chars[charcnt], string);
+ charcnt += eitol(i);
+}
+
+static int
+mkdirs(argname)
+char * const argname;
+{
+ register char * name;
+ register char * cp;
+
+ if (argname == NULL || *argname == '\0')
+ return 0;
+ cp = name = ecpyalloc(argname);
+ while ((cp = strchr(cp + 1, '/')) != 0) {
+ *cp = '\0';
+#ifndef unix
+ /*
+ ** DOS drive specifier?
+ */
+ if (isalpha((unsigned char) name[0]) &&
+ name[1] == ':' && name[2] == '\0') {
+ *cp = '/';
+ continue;
+ }
+#endif /* !defined unix */
+ if (!itsdir(name)) {
+ /*
+ ** It doesn't seem to exist, so we try to create it.
+ ** Creation may fail because of the directory being
+ ** created by some other multiprocessor, so we get
+ ** to do extra checking.
+ */
+ if (mkdir(name, MKDIR_UMASK) != 0) {
+ const char *e = strerror(errno);
+
+ if (errno != EEXIST || !itsdir(name)) {
+ (void) fprintf(stderr,
+_("%s: Can't create directory %s: %s\n"),
+ progname, name, e);
+ ifree(name);
+ return -1;
+ }
+ }
+ }
+ *cp = '/';
+ }
+ ifree(name);
+ return 0;
+}
+
+static long
+eitol(i)
+const int i;
+{
+ long l;
+
+ l = i;
+ if ((i < 0 && l >= 0) || (i == 0 && l != 0) || (i > 0 && l <= 0)) {
+ (void) fprintf(stderr,
+ _("%s: %d did not sign extend correctly\n"),
+ progname, i);
+ exit(EXIT_FAILURE);
+ }
+ return l;
+}
+
+/*
+** UNIX was a registered trademark of The Open Group in 2003.
+*/