dnl Process this file with autoconf to produce a configure script. dnl dnl Copyright (C) 2009 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 m4_define([dvipng_version], [1.12]) dnl #************************************************************************ # # Part of the dvipng distribution # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Lesser General Public License as # published by the Free Software Foundation, either version 3 of the # License, or (at your option) any later version. # # This program is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this program. If not, see # . # # Copyright (C) 2002-2009 Jan-Åke Larsson # #************************************************************************ # # Adapted for TeX Live # All settings here are our fault, don't blame the dvipng maintainer for it. # #************************************************************************ AC_INIT([dvipng], dvipng_version, [tex-k@tug.org]) AC_PREREQ([2.63]) AC_CONFIG_SRCDIR([dvipng.c]) AC_CONFIG_AUX_DIR([../../build-aux]) AC_CONFIG_MACRO_DIR([../../m4]) # Common code for all programs using libkpathsea. KPSE_COMMON([dvipng]) # Configure options for dvipng also shown at the TeX Live top-level. m4_include([ac/dvipng.ac]) if test "x$enable_debug" != xno; then enable_debug=yes AC_DEFINE([DEBUG], 1, [Define as 1 to get the debug (-d) option.]) fi if test "x$enable_timing" = xyes; then AC_DEFINE([TIMING], 1, [Define as 1 to get execution time output.]) fi # Checks for programs. # For a native TeX Live build '--with-gs' is ignored. AS_IF([test "x$enable_native_texlive_build" = xyes], [with_gs=]) AS_CASE([$with_gs], ["" | yes | no], [AC_CHECK_PROG([GS], [gs], [gs])], [AC_PATH_PROG([GS], ["$with_gs"])]) AS_IF([test -n "$GS"], [GS_CHECK_DEVICES], [AC_MSG_WARN([Cannot find GhostScript in your PATH]) GS=gs]) AC_DEFINE_UNQUOTED([GS_PATH], ["$GS"], [Define as the path to GhostScript.]) # Checks for libraries. AC_SEARCH_LIBS([pow], [m]) AC_SEARCH_LIBS([basename], [gen]) # Checks for header files. AC_HEADER_STDC AC_CHECK_HEADERS([fcntl.h sys/time.h]) AC_HEADER_SYS_WAIT AC_HEADER_TIME AC_HEADER_STDBOOL # Checks for typedefs, structures, and compiler characteristics. AC_C_CONST AC_TYPE_PID_T AC_TYPE_SIZE_T AC_TYPE_INT64_T AC_TYPE_UINT64_T # Checks for library functions. AC_FUNC_ALLOCA AC_FUNC_FORK AC_FUNC_MALLOC AC_FUNC_MMAP AC_FUNC_STRTOD AC_FUNC_VPRINTF AC_CHECK_FUNCS([dup2 memset munmap pow putenv strchr strrchr strtol strstr]) if test "x$enable_timing" = xyes; then AC_CHECK_FUNCS([ftime gettimeofday]) fi # Documentation-related checks. AC_PATH_PROG([MAKEINFO], [makeinfo], [:]) MAKEINFO_CHECK_MACROS([acronym env option]) AC_PATH_PROG([INSTALL_INFO], [install-info], [:], [$PATH /usr/sbin /sbin]) # SELFAUTO # When dvipng is built as part of the TeX Live tree, the option # '--enable-texlive-build' is automatically passed from the top-level. # In that case we silently assume '--disable-selfauto-set'. test "x$enable_texlive_build" = xyes && enable_selfauto_set=no AC_ARG_ENABLE([selfauto-set], AC_HELP_STRING([--enable-selfauto-set], [This option will make the final binary explicitly set the $SELFAUTO... variables to make it look as dvipng is installed in the main texmf tree, even if it isn't. This is necessary when texmf.cnf only uses $SELFAUTO... variables and dvipng is not installed in the texmf tree. Otherwise, dvipng may not be able to find virtual fonts, or psfonts.map. To find out, first build the binary and do 'make test'. If the test fails, you need this switch.]), [ if test "$enableval" = yes ; then AC_MSG_CHECKING([for \$SELFAUTOLOC]) SELFAUTOLOC=`kpsewhich -expand-var=\\\$SELFAUTOLOC` AC_DEFINE_UNQUOTED([ENV_SELFAUTOLOC], ["SELFAUTOLOC=$SELFAUTOLOC"], [The environment setting for $SELFAUTOLOC]) AC_MSG_RESULT([$SELFAUTOLOC]) AC_MSG_CHECKING([for \$SELFAUTODIR]) SELFAUTODIR=`kpsewhich -expand-var=\\\$SELFAUTODIR` AC_DEFINE_UNQUOTED([ENV_SELFAUTODIR], ["SELFAUTODIR=$SELFAUTODIR"], [The environment setting for $SELFAUTODIR]) AC_MSG_RESULT([$SELFAUTODIR]) AC_MSG_CHECKING([for \$SELFAUTOPARENT]) SELFAUTOPARENT=`kpsewhich -expand-var=\\\$SELFAUTOPARENT` AC_DEFINE_UNQUOTED([ENV_SELFAUTOPARENT], ["SELFAUTOPARENT=$SELFAUTOPARENT"], [The environment setting for $SELFAUTOPARENT]) AC_MSG_RESULT([$SELFAUTOPARENT]) fi ], [AC_MSG_CHECKING([for texmf.cnf]) TEXMF_CNF=`kpsewhich texmf.cnf` AC_MSG_RESULT([$TEXMF_CNF]) AC_PATH_PROG([KPSEWHICH], [kpsewhich]) AC_MSG_CHECKING([for psfonts.map]) cp $KPSEWHICH . PSFONTS_MAP=`./kpsewhich psfonts.map` rm -f ./kpsewhich if test -n "$PSFONTS_MAP"; then AC_MSG_RESULT([$PSFONTS_MAP]) else AC_MSG_RESULT([not found from outside the texmf tree]) AC_MSG_CHECKING([for \$SELFAUTO in texmf.cnf]) if grep SELFAUTO "$TEXMF_CNF" > /dev/null 2> /dev/null; then AC_MSG_RESULT([yes *************************************************************** texmf.cnf is using \$SELFAUTO... variables. If you are going to install dvipng outside the texmf tree, you may need to use --enable-selfauto-set. To find out, do 'make ; make test'. If the test is unsuccessful, add the mentioned switch and rebuild. ***************************************************************]) else AC_MSG_RESULT([no]) fi fi]) # We have to check properties of libraries, either installed (system) # libraries or unistalled (possibly libtool) ones from the TeX Live tree. # Thus we can not use, e.g., AC_CHECK_LIB(LIB, FUNCTION) KPSE_KPATHSEA_FLAGS KPSE_ZLIB_FLAGS KPSE_LIBPNG_FLAGS KPSE_T1LIB_FLAGS KPSE_FREETYPE2_FLAGS KPSE_GD_FLAGS # Checks for more libraries. KPSE_ADD_FLAGS([zlib]) AC_CHECK_FUNC([deflate], [AC_DEFINE([HAVE_LIBZ], 1, [Define to 1 if you have the `z' library (-lz).])]) KPSE_ADD_FLAGS([libpng]) AC_CHECK_FUNC([png_read_image], [AC_DEFINE([HAVE_LIBPNG], 1, [Define to 1 if you have the `png' library (-lpng).])], [KPSE_MSG_ERROR([dvipng], [cannot find/use libpng])]) KPSE_ADD_FLAGS([freetype2]) KPSE_ADD_FLAGS([gd]) AC_CHECK_FUNC([gdImageCreate], [AC_DEFINE([HAVE_LIBGD], 1, [Define to 1 if you have the `gd' library (-lgd).])], [KPSE_MSG_ERROR([dvipng], [cannot find/use libgd This drawing library can be downloaded at http://www.boutell.com/gd])]) KPSE_ADD_FLAGS([kpathsea]) AC_CHECK_FUNC([kpse_set_progname], [AC_DEFINE([HAVE_LIBKPATHSEA], 1, [Define to 1 if you have the `kpathsea' library (-lkpathsea).])], [KPSE_MSG_ERROR([dvipng], [cannot find/use libkpathsea])]) # We need enc, cmap, and sfd formats. # Introduced together with opentype format (Dec 2003). KPSE_CHECK_KPSE_FORMAT([opentype], [AC_DEFINE([HAVE_KPSE_ENC_FORMATS], 1, [Define to 1 if your kpathsea has kpse_enc_format.])]) KPSE_ADD_FLAGS([t1lib]) AC_CHECK_FUNC([T1_InitLib], [have_ft2_or_t1=yes AC_DEFINE([HAVE_LIBT1], 1, [Define to 1 if you have the `t1' library (-lt1).])], [have_ft2_or_t1=no]) AM_CONDITIONAL([have_t1], [test "x$ac_cv_func_T1_InitLib" = xyes]) KPSE_ADD_FLAGS([freetype2]) AC_CHECK_FUNC([FT_Init_FreeType], [have_ft2_or_t1=yes AC_DEFINE([HAVE_FT2], 1, [Define to 1 if you have freetype2.])]) AM_CONDITIONAL([have_ft2], [test "x$ac_cv_func_FT_Init_FreeType" = xyes]) AM_CONDITIONAL([have_ft2_or_t1], [test "x$have_ft2_or_t1" = xyes]) # Checks for more header files. AC_CHECK_HEADERS([gd.h png.h kpathsea/kpathsea.h], , [KPSE_MSG_ERROR([dvipng], [cannot find/use $ac_header])]) AC_CHECK_HEADERS([t1lib.h]) # Checks for more library functions. AC_CHECK_FUNCS([gdImageCreateTrueColor gdImageCreateFromJpeg gdImagePngEx gdImageCreateFromPngPtr gdImageGif FT_Library_Version]) AM_CONDITIONAL([have_gif], [test "x$ac_cv_func_gdImageGif" = xyes]) KPSE_RESTORE_FLAGS AC_MSG_RESULT([ ** Configuration summary for $PACKAGE_STRING: The -d (debug) switch is enabled: $enable_debug Your gd is new enough (>=2.0) to enable the --truecolor switch, full alpha transparency, proper rescaling of included bitmaps, and jpeg inclusion: $ac_cv_func_gdImageCreateTrueColor Your gd has jpeg inclusion enabled: $ac_cv_func_gdImageCreateFromJpeg Your gd is new enough (>=2.0.12) to enable transparent backgrounds for EPS inclusion and the -z (compression) switch: $ac_cv_func_gdImagePngEx Your gd is new enough (>=2.0.21) to allow image creation from memory $ac_cv_func_gdImageCreateFromPngPtr Your gd is new enough (>=2.0.28) to enable gif inclusion and output (dvigif): $ac_cv_func_gdImageGif FreeType font rendering available: $ac_cv_func_FT_Init_FreeType Support for subfonts (CJK-LaTeX): $ac_cv_func_FT_Init_FreeType T1lib font rendering available: $ac_cv_func_T1_InitLib ]) AC_CONFIG_HEADER([config.h]) AC_CONFIG_FILES([Makefile help/Makefile doc/Makefile]) AC_OUTPUT