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authorPeter Breitenlohner <peb@mppmu.mpg.de>2014-06-21 10:45:17 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2014-06-21 10:45:17 +0000
commitfe16637d6e50258433ab63b341bca68894ac265f (patch)
tree9eacc020eb4de89ee9b9a3a34a7ad29c7628edf2 /Build/source/texk
parent4e850024741afa0c993d267a6d2c1ff0af2f6609 (diff)
ttf2pk2: Avoid undefined behaviour when char is signed
git-svn-id: svn://tug.org/texlive/trunk@34345 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk')
-rw-r--r--Build/source/texk/ttf2pk2/ChangeLog5
-rw-r--r--Build/source/texk/ttf2pk2/ligkern.c8
-rw-r--r--Build/source/texk/ttf2pk2/parse.c12
-rw-r--r--Build/source/texk/ttf2pk2/subfont.c16
-rw-r--r--Build/source/texk/ttf2pk2/ttf2pk.c32
-rw-r--r--Build/source/texk/ttf2pk2/vplaux.c4
6 files changed, 41 insertions, 36 deletions
diff --git a/Build/source/texk/ttf2pk2/ChangeLog b/Build/source/texk/ttf2pk2/ChangeLog
index bac8f59a47d..98b0fafe29e 100644
--- a/Build/source/texk/ttf2pk2/ChangeLog
+++ b/Build/source/texk/ttf2pk2/ChangeLog
@@ -1,3 +1,8 @@
+2014-06-20 Peter Breitenlohner <peb@mppmu.mpg.de>
+
+ * ligkern.c, parse.c, subfont.c, ttf2pk.c, vplaux.c: Avoid
+ undefined behaviour when char is signed.
+
2014-06-16 Peter Breitenlohner <peb@mppmu.mpg.de>
* Makefile.am: Drop the obsolete ACLOCAL_AMFLAGS.
diff --git a/Build/source/texk/ttf2pk2/ligkern.c b/Build/source/texk/ttf2pk2/ligkern.c
index 788552e1855..c3317109086 100644
--- a/Build/source/texk/ttf2pk2/ligkern.c
+++ b/Build/source/texk/ttf2pk2/ligkern.c
@@ -32,12 +32,12 @@ paramstring(char **curp)
p = *curp;
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
q = *curp;
if (*p != '\0')
*p++ = '\0';
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
*curp = p;
return q;
@@ -146,13 +146,13 @@ checkligkern(char *s, Font *fnt)
orig_s = s;
s++;
- while (isspace(*s))
+ while (isspace((unsigned char)*s))
s++;
if (strncmp(s, "LIGKERN", 7) == 0)
{
fnt->sawligkern = True;
s += 7;
- while (isspace(*s))
+ while (isspace((unsigned char)*s))
s++;
pos = s;
while (*pos)
diff --git a/Build/source/texk/ttf2pk2/parse.c b/Build/source/texk/ttf2pk2/parse.c
index 5ecfd307d81..b2320c9d408 100644
--- a/Build/source/texk/ttf2pk2/parse.c
+++ b/Build/source/texk/ttf2pk2/parse.c
@@ -82,7 +82,7 @@ gettoken(char **bufferp, size_t *offsetp, FILE *f, Font *fnt,
}
}
- while (isspace(*curp))
+ while (isspace((unsigned char)*curp))
curp++;
*offsetp = curp - *bufferp;
@@ -265,31 +265,31 @@ get_replacements(Font *fnt)
p = buffer;
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
if (!*p)
continue;
old_name = p;
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
if (*p)
*p++ = '\0';
- while (*p && isspace(*p))
+ while (*p && isspace((unsigned char)*p))
p++;
if (!*p)
boops(oldbuffer, old_name - oldbuffer, "Replacement glyph missing.");
new_name = p;
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
if (*p)
*p++ = '\0';
- while (*p && isspace(*p))
+ while (*p && isspace((unsigned char)*p))
p++;
if (*p)
boops(oldbuffer, p - oldbuffer, "Invalid replacement syntax.");
diff --git a/Build/source/texk/ttf2pk2/subfont.c b/Build/source/texk/ttf2pk2/subfont.c
index 9569d9f8bdc..1fe703b7142 100644
--- a/Build/source/texk/ttf2pk2/subfont.c
+++ b/Build/source/texk/ttf2pk2/subfont.c
@@ -212,7 +212,7 @@ again:
bufp = buffer;
- while (isspace(*bufp))
+ while (isspace((unsigned char)*bufp))
bufp++;
if (*bufp == '\0') /* empty line? */
@@ -222,12 +222,12 @@ again:
goto again;
}
- while (*bufp && !isspace(*bufp)) /* subfont name */
+ while (*bufp && !isspace((unsigned char)*bufp)) /* subfont name */
bufp++;
if (*bufp)
*(bufp++) = '\0';
- while (isspace(*bufp))
+ while (isspace((unsigned char)*bufp))
bufp++;
if (*bufp == '\0')
@@ -263,7 +263,7 @@ again:
bufp = bufp2 + 1;
- while (isspace(*bufp))
+ while (isspace((unsigned char)*bufp))
bufp++;
continue;
@@ -271,14 +271,14 @@ again:
else if (*bufp2 == '_') /* range */
{
bufp = bufp2 + 1;
- if (!isdigit(*bufp))
+ if (!isdigit((unsigned char)*bufp))
boops(oldbuffer, bufp - buffer, "Invalid subfont range entry.");
end = strtol(bufp, &bufp2, 0);
if (bufp == bufp2 || end < 0 || end > 0x16FFFFL)
boops(oldbuffer, bufp - buffer, "Invalid subfont range entry.");
- if (*bufp2 && !isspace(*bufp2))
+ if (*bufp2 && !isspace((unsigned char)*bufp2))
boops(oldbuffer, bufp2 - buffer, "Invalid subfont range entry.");
if (end < begin)
boops(oldbuffer, bufp - buffer, "End of subfont range too small.");
@@ -286,7 +286,7 @@ again:
boops(oldbuffer, bufp3 - buffer,
"Subfont range too large for current offset (%i).", offset);
}
- else if (isspace(*bufp2) || !*bufp2) /* single value */
+ else if (isspace((unsigned char)*bufp2) || !*bufp2) /* single value */
end = begin;
else
boops(oldbuffer, bufp2 - buffer, "Invalid subfont range entry.");
@@ -301,7 +301,7 @@ again:
bufp = bufp2;
- while (isspace(*bufp))
+ while (isspace((unsigned char)*bufp))
bufp++;
if (!*bufp)
diff --git a/Build/source/texk/ttf2pk2/ttf2pk.c b/Build/source/texk/ttf2pk2/ttf2pk.c
index 2224ca275f2..f1e14f980ba 100644
--- a/Build/source/texk/ttf2pk2/ttf2pk.c
+++ b/Build/source/texk/ttf2pk2/ttf2pk.c
@@ -55,12 +55,12 @@ Boolean have_eid = False;
static char *
strip_equal(char *s, char *os, char *p)
{
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
if (*p != '=')
boops(os, p - s, "Missing `='.");
p++;
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
return p;
}
@@ -129,11 +129,11 @@ compare(Font *fnt, char *s, char *key)
* We isolate the fontname.
*/
- while (isspace(*s))
+ while (isspace((unsigned char)*s))
s++;
p = s;
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
c = *p;
@@ -225,9 +225,9 @@ add_mapfile(char *p)
}
}
else
- while (isspace(*++p))
+ while (isspace((unsigned char)*++p))
;
- for (q = p; *q != 0 && !isspace(*q); q++)
+ for (q = p; *q != 0 && !isspace((unsigned char)*q); q++)
;
*q = '\n'; /* '\n' is the splitting character */
if (mapfiles == NULL)
@@ -263,7 +263,7 @@ read_config_file(Boolean quiet)
if (!*configline)
break;
p = configline;
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
/* ignore comments */
if (*p == '*' || *p == '#' || *p == ';' || *p == '%')
@@ -271,7 +271,7 @@ read_config_file(Boolean quiet)
if (strlen(p) > 4 && strncmp(p, "map", 3) == 0)
{
p += 3; /* move by the size of "map" */
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
if (*p)
add_mapfile(p);
@@ -451,28 +451,28 @@ font_found:
oldconfigline = newstring(configline);
p = configline;
- while (isspace(*p))
+ while (isspace((unsigned char)*p))
p++;
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
q = p;
- while (*p && isspace(*p))
+ while (*p && isspace((unsigned char)*p))
p++;
if (!*p)
boops(oldconfigline, q - configline, "TTF file missing.");
font.ttfname = p;
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
if (*p)
*p++ = '\0';
for (; *p; p++)
{
- if (isspace(*p))
+ if (isspace((unsigned char)*p))
continue;
if (!strncmp(p, "Slant", 5))
@@ -591,7 +591,7 @@ font_found:
old_name = p;
- while (*p && !isspace(*p) && *p != '=')
+ while (*p && !isspace((unsigned char)*p) && *p != '=')
p++;
q = p;
@@ -599,7 +599,7 @@ font_found:
*q = '\0';
new_name = p;
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
if (*p)
*p++ = '\0';
@@ -613,7 +613,7 @@ font_found:
p--; /* to make the next while loop work */
}
- while (*p && !isspace(*p))
+ while (*p && !isspace((unsigned char)*p))
p++;
if (*p)
*p = '\0';
diff --git a/Build/source/texk/ttf2pk2/vplaux.c b/Build/source/texk/ttf2pk2/vplaux.c
index 18a21081d2d..5a900015bce 100644
--- a/Build/source/texk/ttf2pk2/vplaux.c
+++ b/Build/source/texk/ttf2pk2/vplaux.c
@@ -152,11 +152,11 @@ upmap(Font *fnt)
for (Ti = fnt->charlist; Ti; Ti = Ti->next)
{
p = Ti->adobename;
- if (isupper(*p))
+ if (isupper((unsigned char)*p))
{
q = lwr;
for (; *p; p++)
- *q++ = tolower(*p);
+ *q++ = tolower((unsigned char)*p);
*q = '\0';
if (NULL != (ti = findmappedadobe(lwr, fnt->inencptrs)))