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]) dnl Common code for all programs using libkpathsea. KPSE_COMMON([dvipng]) 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 dnl Checks for programs. dnl FIXME AC_DEFINE_UNQUOTED([GS_PATH], ["gs"], [Define as the path to GhostScript.]) dnl Checks for libraries. AC_SEARCH_LIBS([pow], [m]) AC_SEARCH_LIBS([basename], [gen]) dnl 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 dnl 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 dnl 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$enable_timing" = xyes; then AC_CHECK_FUNCS([ftime gettimeofday]) fi dnl Documentation-related checks. AC_PATH_PROG([MAKEINFO], [makeinfo], [:]) MAKEINFO_CHECK_MACROS([acronym env option]) AC_PATH_PROG([INSTALL_INFO], [install-info], [:], [$PATH /usr/sbin /sbin]) KPSE_KPATHSEA_FLAGS KPSE_ZLIB_FLAGS KPSE_LIBPNG_FLAGS KPSE_T1LIB_FLAGS KPSE_GD_FLAGS KPSE_FREETYPE2_FLAGS dnl We have to check properties of libraries, either installed (system) dnl libraries or unistalled (possibly libtool) ones from the TL tree. dnl Thus we can not use, e.g., AC_CHECK_LIB(LIB, FUNCTION) dnl 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).])], [AC_MSG_ERROR([cannot find/use libpng])]) KPSE_ADD_FLAGS([gd]) AC_CHECK_FUNC([gdImageCreate], [AC_DEFINE([HAVE_LIBGD], 1, [Define to 1 if you have the `gd' library (-lgd).])], [AC_MSG_ERROR([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).])], [AC_MSG_ERROR([cannot find/use libkpathsea])]) dnl We need enc, cmap, and sfd formats. dnl 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]) dnl Checks for more header files. AC_CHECK_HEADERS([gd.h png.h kpathsea/kpathsea.h], , [AC_MSG_ERROR([cannot find/use $ac_header])]) AC_CHECK_HEADERS([t1lib.h]) dnl Checks for library functions. AC_CHECK_FUNCS([gdImageCreateTrueColor gdImageCreateFromJpeg gdImagePngEx gdImageCreateFromPngPtr gdImageGif FT_Library_Version]) AM_CONDITIONAL([have_gif], [test "x$ac_cv_func_gdImageGif" = xyes]) KPSE_RESTORE_FLAGS DVIPNG_VERSION=dvipng_version AC_SUBST([DVIPNG_VERSION]) 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]) AC_OUTPUT