path: root/Build/source/texk/xdvik/configure.in

dnl Process this file with autoconf to produce a configure script.

AC_INIT(xdvi.c)
AC_PREREQ(2.59)

AC_CONFIG_HEADERS([c-auto.h:c-auto.in], [date >stamp-auto])

AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_MAKE_SET
AC_PROG_LN_S
AC_PROG_RANLIB

dnl allow for  --program-suffix
AC_ARG_PROGRAM

sinclude(../kpathsea/withenable.ac)

AC_FUNC_VFORK
AC_FUNC_VPRINTF
dnl begin additions SU, 2000/03/07
dnl AC_FUNC_VSNPRINTF
XDVI_FUNC_WORKING_VSNPRINTF
AC_FUNC_MEMICMP
dnl AC_FUNC_REALPATH
AC_FUNC_ALLOCA
AC_C_STRINGIZE
dnl end additions SU
AC_FUNC_MEMCMP
AC_HEADER_SYS_WAIT
AC_TYPE_SIGNAL
AC_C_BIGENDIAN
dnl Put here by Thomas Esser for teTeX.  This causes some tests to be run
dnl twice by the kps version.
AC_PATH_XTRA
AC_TYPE_SIZE_T

dnl XDVI checks by Paul Vojta
XDVI_FUNC_SETSID_IN_VFORK
XDVI_CC_CONCAT
XDVI_C_BITMAP_TYPE
XDVI_SYS_STREAMS
XDVI_SYS_SUNOS_4
XDVI_SYS_OLD_LINUX
XDVI_FUNC_POLL
	
dnl SU: added flags to turn on gcc warnings, taken from gnome/compiler-flags.m4 and put into aclocal.m4
COMPILER_WARNINGS

dnl SU: for `--allow-multiple-definition' linker flag on Cygwin	
XDVI_LINKER_MULTIPLE_DEFNS

AC_CHECK_HEADERS(stdint.h)

AC_CHECK_TYPE(uint32_t, unsigned long)

dnl These were probably missing from the test-set?
dnl On the other hand, they are not used already, why start now? -janl
dnl AC_TYPE_OFF_T
dnl AC_HEADER_TIME

AC_CHECK_FUNCS(mkstemp memcpy strerror waitpid sigaction strchr setenv ulltostr \
		fchdir getcwd getpwnam getuid getpwuid \
		iconv nl_langinfo \
		lstat ftruncate snprintf vsnprintf realpath)

dnl <sys/bsdtypes.h> is for ISC 4.0, to define fd_set in psgs.c.
dnl regex.h is needed for regexp support in DVI search.    
AC_CHECK_HEADERS(netdb.h sys/bsdtypes.h sys/param.h unistd.h sys/fcntl.h regex.h iconv.h langinfo.h)
			 
cppflags_save=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $X_CFLAGS"
AC_CHECK_HEADERS(X11/Xosdefs.h X11/xpm.h Xm/XpmP.h)
CPPFLAGS=$cppflags_save

dnl For editres, we need to check both the header and define a linker option.
cppflags_save=$CPPFLAGS
CPPFLAGS="$CPPFLAGS $X_CFLAGS"
dnl The fourth argument below is ignored by autoconf-2.13,
dnl but is required by autoconf-2.59
AC_CHECK_HEADERS(X11/Intrinsic.h)
AC_CHECK_HEADERS(X11/Xmu/Editres.h X11/Xmu/Xmu.h, x_xmu_lib=-lXmu, x_xmu_lib=,
[#ifdef HAVE_X11_INTRINSIC_H
# include <X11/Intrinsic.h>
#endif
])
AC_SUBST(x_xmu_lib)
CPPFLAGS=$cppflags_save

dnl For the bitmap size. -- I think this is in XDVI_C_BITMAP_TYPE now -janl
dnl AC_CHECK_SIZEOF(long)

sinclude(../kpathsea/xt.ac)
sinclude(withenable.ac)
sinclude(../../libs/t1lib/withenable.ac)
sinclude(../../libs/t1lib/t1lib.ac)

dnl check for Xaw version
XDVI_OLD_XAW

dnl nl_langinfo checks
AC_MSG_CHECKING(if nl_langinfo(CODESET) is working)
AC_TRY_LINK([#include <langinfo.h>], [char* cs = nl_langinfo(CODESET);],
 [AC_DEFINE([HAVE_WORKING_NL_LANGINFO_CODESET], 1,
   [Define if the CODESET argument to nl_langinfo works.])
 AC_MSG_RESULT(yes)],
 [AC_MSG_RESULT(no)]
)

dnl First, check for libXp and libXext:
if test -z "$x_ext_lib"; then # allow envvar override
  if test -n "$x_libraries"; then
    XLFLAG="-L$x_libraries"
  else
    XLFLAG=
  fi
  AC_CHECK_LIB(Xp, XpQueryVersion,
               x_ext_lib="-lXp -lXext", :, -lXext -lX11 $X_EXTRA_LIBS $XLFLAG)
fi
dnl
dnl If libXp not found, try libXext only:
dnl
if test -z "$x_ext_lib"; then # previous test unsuccessful, or envvar override
  if test -n "$x_libraries"; then
    XLFLAG="-L$x_libraries"
  else
    XLFLAG=
  fi
  AC_CHECK_LIB(Xext, XextCreateExtension,
               x_ext_lib=-lXext, :, -lX11 $X_EXTRA_LIBS $XLFLAG)
fi
AC_SUBST(x_ext_lib)

dnl For --with-x-toolkit. Must be Xaw at least. If no --with-x-toolkit is given,
dnl we try to check if Motif is available, and if yes, use it; else,
dnl we use Xaw (--with-x-toolkit=xaw can be used to override this default).

dnl Check whether -lXpm can be used	
XDVI_FIND_XPM

dnl Check which X toolkit to use
prog_extension="xaw"
motif_include=
motif_libdir=
AC_ARG_WITH([motif-include],
[  --with-motif-include=DIR
                          Specify the location of Motif include files],
[motif_include="$withval"])
AC_ARG_WITH([motif-libdir],
[  --with-motif-libdir=DIR
                          Specify the location of Motif libraries],
[motif_libdir="$withval"])

if test "x$with_xdvi_x_toolkit" = xxaw3d; then
   prog_extension="xaw3d"
   x_tool_libs="-lXaw3d"
elif test "x$with_xdvi_x_toolkit" = xneXtaw; then
   prog_extension="nextaw"
   x_tool_libs="-lneXtaw"
elif test "x$with_xdvi_x_toolkit" = xmotif; then
dnl Motif with no fallback
dnl XDVI_FIND_MOTIF also defines $prog_extension, AC_DEFINE(toolkit) and $x_tool_libs
   XDVI_FIND_MOTIF(none, "$motif_include", "$motif_libdir")
elif test "x$with_xdvi_x_toolkit" = xxaw; then
   prog_extension="xaw"
   AC_DEFINE([XAW], 1, [Define to use the Xaw toolkit.])
   x_tool_libs="-lXaw"
else
dnl Motif with xaw as fallback
dnl XDVI_FIND_MOTIF also defines $prog_extension, AC_DEFINE(toolkit) and $x_tool_libs
   XDVI_FIND_MOTIF(Xaw, "$motif_include", "$motif_libdir")
fi
AC_SUBST(x_tool_libs)

AC_ARG_WITH([iconv-libdir],
[  --with-iconv-libdir=DIR
                          Specify the location of iconv library (librecode.so)],
[if test XXX"$withval" != "XXX"; then
    iconv_libpath="-L$withval"
    iconv_libs="-lrecode"
else
    iconv_libpath=
    iconv_libs=	    
fi], [
dnl On non-Linux systems, -liconv is needed. Check for both iconv_open and libiconv_open.
iconv_libpath=
iconv_libs=	
AC_CHECK_LIB(iconv, iconv_open, iconv_libs=-liconv,
		    AC_CHECK_LIB(iconv, libiconv_open, iconv_libs=-liconv,iconv_libs=,)
		    ,)     
])
if test XXX"$iconv_libs" != "XXX"; then
   AC_DEFINE(HAVE_ICONV)
fi    	
AC_SUBST(iconv_libpath)
AC_SUBST(iconv_libs)

AC_ARG_WITH([iconv-include],
[  --with-iconv-include=DIR
                          Specify the location of iconv header (iconv.h)],
[if test XXX"$withval" != "XXX"; then
    iconv_includes="-I$withval"
fi],[
iconv_includes=
])
AC_SUBST(iconv_includes)

XDVI_ICONV_CHAR_PPTR_TYPE

dnl We try to perform the $program_transform_name replacement already
dnl here, and AC_SUBST the final names into the Makefile; this makes
dnl the compilation commands more readable and causes less problems with
dnl backtick magic inside other commands.
dnl
dnl For some reason, the doubling of $$ and \\ must be reverted here:
my_program_transform_name=`echo $program_transform_name | sed 's,\\$\\$,$,g' | sed 's,\\\\\\\\,\\\\,g'`
exec_name="xdvi-$prog_extension.bin"
final_exec_name=`echo $exec_name | sed "$my_program_transform_name"`
wrapper_script=`echo xdvi | sed "$my_program_transform_name"`		
AC_SUBST(exec_name)
AC_SUBST(final_exec_name)
AC_SUBST(wrapper_script)

dnl
dnl Tests for different application setup features follow.
dnl

dnl For --with-ps.
test -z "$PS_DEF" && PS_DEF=-DPS_GS
test "$PS_DEF" = no && PS_DEF=
AC_SUBST(PS_DEF)dnl
dnl
dnl If we're on Solaris and we want DPS, then add the extra compilation stuff
dnl to get it.
if echo "$PS_DEF" | grep PS_DPS >/dev/null; then
   if test "`(uname) 2>/dev/null`" = SunOS \
      && uname -r | grep '^5' >/dev/null; then
    AC_MSG_RESULT(adding DPS includes and libraries for Solaris)
    X_CFLAGS="$X_CFLAGS -I/usr/openwin/include/X11"
    AC_CHECK_LIB(sunmath, isinf, ac_sunmath=-lsunmath, ac_sunmath="")
    X_LIBS="$X_LIBS -R/usr/openwin/lib /usr/openwin/lib/libdps.so $ac_sunmath"
    dnl We only need isinf and ieeefp.h to work around a Solaris bug in
    dnl -ldps; see psdps.c.  isinf is in -lsunmath.
    AC_CHECK_FUNCS(isinf)
    AC_CHECK_HEADERS(ieeefp.h)
  else
    dnl SunOS 4.x is simpler.
    AC_MSG_RESULT(adding DPS includes and libraries for SunOS 4.x)
    X_LIBS="$X_LIBS -ldps"
  fi
elif echo "$PS_DEF" | grep PS_NEWS >/dev/null; then
    AC_MSG_RESULT(adding NeWS libraries)
    X_LIBS="$X_LIBS -lxview -lcps -lolgx -lxvps"
fi

XDVI_ARG_STRING(default-dvips-path,
[  --with-default-dvips-path=CMD
                          Use CMD as default DVI to PS converter],
[DEFAULT_DVIPS_PATH], ["dvips"],
[Define to point to the default command to use for printing (optional).])

XDVI_ARG_STRING(default-ps2pdf-path,
[  --with-default-ps2pdf-path=CMD
                          Use CMD as default PS to PDF converter],
[DEFAULT_PS2PDF_PATH], ["ps2pdf"],
[Define to point to the default command to use for printing (optional).])

dnl ImageMagick support
PS_DEF="$PS_DEF $MAGICK_DEF"
if echo "$PS_DEF" | grep MAGICK >/dev/null; then
    AC_MSG_RESULT(adding ImageMagick libraries)
    X_EXTRA_LIBS="$X_EXTRA_LIBS `Magick-config --libs`"
fi

# needed for web2c later than 7.3.4:
AC_CHECK_LIB(m, main)
AC_C_CONST()

# If you're cross-compiling, these macros set up the variables in
# ../make/cross.mk: BUILDCC, BUILDCFLAGS, BUILDCCLD etc.  These are
# near the end so people have some chance of seeing them.
KPSE_CROSS_BUILD_VAR(CC, cc)
KPSE_CROSS_BUILD_VAR(CFLAGS, $(BUILDXCFLAGS))
KPSE_CROSS_BUILD_VAR(CPPFLAGS, $(BUILDXCPPFLAGS))
KPSE_CROSS_BUILD_VAR(LDFLAGS, $(BUILDXLDFLAGS))
KPSE_CROSS_BUILD_VAR(CCLD, $(BUILDCC))

KPSE_CONFIG_FILES([Makefile gui/Makefile])
AC_CONFIG_FILES([xdvi-sh])
AC_OUTPUT