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# This file is part of dvisvgm
# Copyright (C) 2005-2015 Martin Gieseking <martin.gieseking@uos.de>
#
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)
AC_INIT([dvisvgm],[1.13],[martin.gieseking@uos.de])
DATE="December 2015"
AC_CONFIG_SRCDIR(src)
AC_CONFIG_HEADER(config.h)
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
AC_CANONICAL_TARGET
AM_INIT_AUTOMAKE
AH_TEMPLATE([TARGET_SYSTEM], [The machine triplet of the target system])
AC_DEFINE_UNQUOTED([TARGET_SYSTEM], ["$target"])
# Checks for programs.
AC_PROG_CXX
AC_PROG_CC
AC_PROG_RANLIB
AC_LANG(C)
AC_CHECK_FUNCS([ftime gettimeofday])
AC_CHECK_HEADERS([sys/time.h sys/timeb.h])
AC_HEADER_TIOCGWINSZ
AC_CHECK_HEADER([kpathsea/kpathsea.h], ,
[AC_MSG_ERROR([please install the kpathsea development package])])
AC_CHECK_LIB(kpathsea, kpse_find_file, ,
[AC_MSG_ERROR([libkpathsea not found, please install the corresponding package first])])
AC_MSG_CHECKING([kpathsea version])
AC_RUN_IFELSE([AC_LANG_SOURCE([#include <stdio.h>
#include <kpathsea/kpathsea.h>
int main() {
FILE *f;
f = fopen("kpseversion", "w");
if(!f) exit(1);
fprintf(f, "%s\n", KPSEVERSION);
fclose(f);
exit(0);
}])],
[kpseversion=`cat kpseversion|sed 's/kpathsea version //'`], [kpseversion=], [kpseversion=unknown])
AC_MSG_RESULT("$kpseversion")
rm -f kpseversion
if test -z "$kpseversion"; then
AC_MSG_ERROR([Could not compile a simple kpathsea program -- check your installation])
fi
# Check how to link potracelib
HAVE_LIBPOTRACE=1
AC_CHECK_HEADER([potracelib.h],
[AC_CHECK_LIB(m, sqrt) # required to pass potrace check
AC_CHECK_LIB(potrace, potrace_trace, , HAVE_LIBPOTRACE=0)], HAVE_LIBPOTRACE=0)
if test "$HAVE_LIBPOTRACE" -eq 0; then
AC_MSG_ERROR([potrace library not found])
fi
# Check how to link Ghostscript
HAVE_LIBGS=1
AC_CHECK_HEADER([ghostscript/iapi.h],
AC_CHECK_LIB(gs, gsapi_new_instance, , HAVE_LIBGS=0), HAVE_LIBGS=0)
if test "$HAVE_LIBGS" -eq 0; then
AC_CHECK_LIB(dl, dlopen, ,
[AC_DEFINE(DISABLE_GS, 1, [Set to 1 if PostScript support is to be disabled])
AC_MSG_WARN(PostScript support disabled)])
else
# query Ghostscript version
AC_MSG_CHECKING([Ghostscript version])
AC_RUN_IFELSE([AC_LANG_SOURCE([#include <stdio.h>
#include <ghostscript/iapi.h>
int main () {
gsapi_revision_t r;
if (gsapi_revision(&r, sizeof(gsapi_revision_t)) == 0) {
FILE *f;
f = fopen("gsversion", "w");
if (!f) exit(1);
fprintf(f, "%ld\n", r.revision);
fclose(f);
exit(0);
}
}])],
[gsversion=`cat gsversion`], [gsversion=], [gsversion=unknown])
AC_MSG_RESULT("$gsversion")
rm -f gsversion
if test "$gsversion" -lt 831; then
# current Ghostscript API was introduced in version 8.31
# older versions are not supported
LIBS=`echo $LIBS | sed "s/-lgs //" $LIBS`
AC_DEFINE(DISABLE_GS, 1, [Set to 1 if PostScript support should be disabled])
AC_MSG_WARN([Ghostscript version < 8.31 found; PostScript support disabled])
fi
fi
# Check for pkg-config
PKG_PROG_PKG_CONFIG
# Check for libraries.
PKG_CHECK_MODULES([FREETYPE], [freetype2])
AC_CHECK_LIB(z, gzopen)
# Check for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS([libintl.h stdlib.h string.h strings.h unistd.h])
# Check for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T
AC_STRUCT_TM
# Check for library functions.
AC_FUNC_CLOSEDIR_VOID
AC_FUNC_ERROR_AT_LINE
AC_FUNC_MALLOC
AC_FUNC_STAT
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([memset strcasecmp strtol])
# add options for selection of "optional" library locations
# currently these libraries are mandatory; the --with-foo options
# are used to specify the locations explicitely
AC_ARG_WITH(zlib,[ --with-zlib=DIR location of the zlib library],
[if test "$withval" != no; then
if test "$withval" != yes; then
ZLIB_DIR=$withval
fi
fi])
if test "$withval" != no; then
if test -n "$ZLIB_DIR"; then
ZLIB_CFLAGS="-I$ZLIB_DIR -I$ZLIB_DIR/include"
ZLIB_LIBS="-L$ZLIB_DIR/lib"
fi
fi
AC_SUBST([ZLIB_CFLAGS])
AC_SUBST([ZLIB_LIBS])
# Check if the kpathsea headers are C++ safe
AC_MSG_CHECKING([if the kpathsea headers are C++ safe])
AC_LANG_PUSH([C++])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <kpathsea/kpathsea.h>]],
[[printf("%s\n", concat("one", "two"))]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
AC_DEFINE([KPSE_CXX_UNSAFE], 1,
[Define to 1 if the kpathsea headers are not C++ safe.])])
AC_LANG_POP([C++])
AX_CODE_COVERAGE
AS_IF([ test "$enable_code_coverage" = "yes" ], [
# disable optimization
changequote({,})
CFLAGS=`echo $CFLAGS | sed 's/-O[1-9s]//g'`
CXXFLAGS=`echo $CXXFLAGS | sed 's/-O[1-9s]//g'`
changequote([,])
])
AC_SUBST(DATE)
AC_SUBST(AM_CPPFLAGS)
AC_SUBST(AM_LDFLAGS)
AC_CONFIG_FILES([Makefile clipper/Makefile xxHash/Makefile src/Makefile tests/Makefile doc/dvisvgm.txt doc/Makefile])
AC_OUTPUT
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