dnl $Id$ dnl Process this file with autoconf to produce a configure script dnl for dvisvgm in TeX Live. dnl dnl Copyright 2015-2021 Karl Berry dnl Copyright 2009-2014 Peter Breitenlohner dnl dnl This file is free software; the copyright holder dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. dnl dnl Adapted for TeX Live from original dvisvgm configure.ac dnl Copyright 2005-2020 Martin Gieseking dnl AC_PREREQ([2.65]) m4_include([version.ac])[] dnl define dvisvgm_version AC_INIT([dvisvgm (TeX Live)], dvisvgm_version, [tex-k@tug.org]) DATE="January 2021" AC_CONFIG_SRCDIR([dvisvgm-src/src/dvisvgm.cpp]) AC_CONFIG_HEADERS([config.h]) AC_CONFIG_MACRO_DIRS([../../m4])dnl not just _DIR AC_CONFIG_AUX_DIR([../../build-aux]) AM_CONDITIONAL([TEXLIVE_BUILD], [test "x$enable_texlive_build" = xyes]) # Common code for all programs using libkpathsea. # PROG_AR must be run before KPSE_COMMON, since the latter calls LT_INIT. AM_PROG_AR KPSE_COMMON([dvisvgm]) AH_TEMPLATE([TARGET_SYSTEM], [The machine triplet of the target system]) AC_DEFINE_UNQUOTED([TARGET_SYSTEM], ["$target"]) AC_PROG_CC AC_PROG_CC_C99 AC_PROG_CXX AX_CXX_COMPILE_STDCXX([11]) LT_INIT KPSE_CXX_HACK AC_PROG_RANLIB AC_LANG(C) AC_CHECK_HEADERS([sys/time.h sys/timeb.h xlocale.h]) AC_HEADER_TIOCGWINSZ KPSE_COND_WIN32 KPSE_KPATHSEA_FLAGS KPSE_FREETYPE2_FLAGS KPSE_ZLIB_FLAGS KPSE_SAVE_FLAGS # emacs-page Ghostscript complexities. LIBGS_INCLUDES= LIBGS_LIBS= if test "x$enable_native_texlive_build" = xyes; then # TL: always dlload libgs, must avoid shared lib ref in binary. HAVE_LIBGS=0 else have_libgs=yes AC_CHECK_HEADER([ghostscript/iapi.h], [AC_CHECK_LIB(gs, gsapi_revision,, [have_libgs=no])], [have_libgs=no]) if test "x$have_libgs" = xyes; then HAVE_LIBGS=1 fi AS_IF([test "x$have_libgs" = "xno"], # Ghostscript not found, check for dlopen [AC_CHECK_LIB(dl, dlopen,, [AC_DEFINE(DISABLE_GS, 1, [Set to 1 if PostScript support should be disabled])] [AC_MSG_WARN(PostScript support disabled)])]) fi if test -z "$HAVE_LIBGS" || test "$HAVE_LIBGS" -eq 0; then AC_MSG_NOTICE([not linking to libgs, trying to arrange for dynamic loading]) # Windows (native or MinGW32) has neither nor dlopen(). if test "x$kpse_cv_have_win32" = xno; then # FreeBSD neither has nor requires libdl. AC_SEARCH_LIBS([dlopen], [dl]) AS_CASE([$ac_cv_search_dlopen], [no | "none required"], [], [LIBGS_LIBS=$ac_cv_search_dlopen]) AC_CHECK_HEADER([dlfcn.h]) AC_CHECK_FUNC([dlopen]) if test "x$ac_cv_header_dlfcn_h:$ac_cv_func_dlopen" != xyes:yes; then AC_DEFINE(DISABLE_GS, 1, [Set to 1 if PostScript support is to be disabled]) LIBGS_LIBS= fi fi else # query Ghostscript version AC_MSG_CHECKING([Ghostscript version]) AC_RUN_IFELSE([AC_LANG_SOURCE([#include #include 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("$gsversion") rm -f gsversion if test -z "$gsversion" || test "$gsversion" -lt 831; then # current Ghostscript API was introduced in version 8.31 # older versions are not supported AC_DEFINE(DISABLE_GS, 1, [Set to 1 if PostScript support should be disabled]) AC_MSG_WARN([Ghostscript version < 8.31 found; PostScript support disabled]) else LIBGS_LIBS=-lgs fi fi AC_SUBST([LIBGS_INCLUDES]) AC_SUBST([LIBGS_LIBS]) if test "x$enable_build" != xno || test -f config.force; then # Checks for more libraries. KPSE_ADD_FLAGS([zlib]) AC_CHECK_FUNC([gzopen], [], [AC_MSG_ERROR([cannot find/use zlib])]) KPSE_ADD_FLAGS([freetype2]) AC_CHECK_FUNC([FT_Init_FreeType], [], [AC_MSG_ERROR([cannot find/use libfreetype])]) KPSE_ADD_FLAGS([kpathsea]) AC_CHECK_FUNC([kpse_set_program_name], [], [AC_MSG_ERROR([cannot find/use libkpathsea])]) # Check if the kpathsea headers are C++ safe. AC_LANG_PUSH([C++]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]], [[printf("%s\n", concat("one", "two"))]])], [], [AC_MSG_ERROR([Sorry, your kpathsea headers are too old]) AC_DEFINE([KPSE_CXX_UNSAFE], 1, [Define to 1 if the kpathsea headers are not C++ safe.])]) AC_LANG_POP([C++]) echo timestamp >config.force fi KPSE_RESTORE_FLAGS # emacs-page # Check for header files. AC_HEADER_DIRENT AC_HEADER_STDC AC_CHECK_HEADERS_ONCE([libintl.h stdlib.h string.h strings.h unistd.h]) # Check for typedefs, structures, and compiler characteristics. AC_HEADER_STDBOOL AC_TYPE_SIZE_T AC_STRUCT_TM # Check for library functions. AC_FUNC_STAT AC_CHECK_FUNCS_ONCE([ftime gettimeofday sigaction umask uselocale]) AC_SEARCH_LIBS(clock_gettime, rt)dnl for Solaris 10 and other old libc AC_ARG_ENABLE([woff], [AS_HELP_STRING([--disable-woff], [Disable WOFF support @<:@default=no@:>@])], [], [enable_woff=yes]) AM_CONDITIONAL([ENABLE_WOFF], [test "x$enable_woff" = "xyes"]) AC_DEFINE([HAVE_LIBKPATHSEA], 1, [Define to 1 if you have the `kpathsea' library (-lkpathsea).]) AC_DEFINE([HAVE_LIBFREETYPE], 1, [Define to 1 if you have the `freetype2' library (-lfreetype).]) AC_DEFINE([HAVE_LIBZ], 1, [Define to 1 if you have the `z' library (-lz).]) if false; then AC_DEFINE([KPSE_CXX_UNSAFE], 1, [Define to 1 if the kpathsea headers are not C++ safe.]) fi # TL: skip ttfautohint? # Add option to enable linking of bundled libraries (brotli, potrace, woff2, xxhash). AC_ARG_ENABLE([bundled-libs], [AS_HELP_STRING([--enable-bundled-libs], [use bundled libraries instead of the system ones @<:@default=no@:>@])], [use_bundled_libs=yes]) AM_CONDITIONAL([USE_BUNDLED_LIBS], [test "x$use_bundled_libs" = "xyes" dnl || test "x$enable_native_texlive_build" = xyes]) # that is, force using bundled libs for native TL build. # TL: use bundled md5 too AM_CONDITIONAL([USE_BUNDLED_MD5], true) # TL: these conditionals for system libraries are in the Makefile.am's. AM_CONDITIONAL(HAVE_POTRACE, false) AM_CONDITIONAL(HAVE_BROTLI, false) AM_CONDITIONAL(HAVE_WOFF2, false) AM_CONDITIONAL(HAVE_XXHASH, false) # TL: not going to build_manpage (which is the default). # TL: not going to attempt code coverage; need to subst it away. AM_CONDITIONAL([CODE_COVERAGE_ENABLED], false) CODE_COVERAGE_RULES= AC_SUBST([CODE_COVERAGE_RULES]) # TL: the original configure calls pkg_check_modules, # which calls ac_arg_var on the _cflags and _libs for various libraries, # which calls ac_subst. we'll just ac_subst them to get initial (empty) # definitions, so we can retain the += used by the original lib/defs.am. # (init brotli) AC_SUBST(BROTLI_CFLAGS) AC_SUBST(BROTLI_LIBS) # (init woff2) AC_SUBST(WOFF2_CFLAGS) AC_SUBST(WOFF2_LIBS) AC_SUBST([DVISVGM_TREE], [dvisvgm-src]) AC_SUBST([dvisvgm_srcdir], ['$(top_srcdir)/dvisvgm-src']) AC_SUBST(DATE) AC_SUBST(AM_CPPFLAGS) AC_SUBST(AM_LDFLAGS) AC_CONFIG_FILES([Makefile dvisvgm-src/Makefile dvisvgm-src/libs/Makefile dvisvgm-src/libs/brotli/Makefile dvisvgm-src/libs/clipper/Makefile dvisvgm-src/libs/ff-woff/Makefile dvisvgm-src/libs/md5/Makefile dvisvgm-src/libs/potrace/Makefile dvisvgm-src/libs/variant/Makefile dvisvgm-src/libs/woff2/Makefile dvisvgm-src/libs/xxHash/Makefile dvisvgm-src/src/Makefile dvisvgm-src/src/version.hpp dvisvgm-src/src/optimizer/Makefile ])dnl TL: skipping tests/* and doc/* AC_OUTPUT