dnl Process this file with autoconf to produce a configure script. dnl dnl Copyright (C) 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 ********************************************************************* dnl dnl Adapted for TeX Live from dvipng-1.12/configure.ac dnl Copyright (C) 2002-2008 Jan-Åke Larsson dnl dnl ********************************************************************* dnl m4_include([version.ac])[] dnl define dvipng_version AC_INIT([dvipng (TeX Live)], dvipng_version, [tex-k@tug.org]) AC_PREREQ([2.65]) AC_CONFIG_SRCDIR([dvipng-]dvipng_version[/dvipng.c]) AC_CONFIG_AUX_DIR([../../build-aux]) AC_CONFIG_MACRO_DIRS([../../m4 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]) AC_CANONICAL_HOST AM_CONDITIONAL([cross], [test "x$cross_compiling" = xyes]) if test "x$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 # Checks for library functions. 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 -- not used when built as part of the TeX Live tree. # 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_FREETYPE2_FLAGS KPSE_GD_FLAGS # Assume we have freetype2. have_ft2=yes if test "x$enable_build" != xno || test -f config.force; then # 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([freetype2]) AC_CHECK_FUNC([FT_Init_FreeType], [AC_DEFINE([HAVE_FT2], 1, [Define to 1 if you have freetype2.])], [have_ft2=no]) 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 gd This drawing library can be downloaded at http://www.boutell.com/gd])]) KPSE_ADD_FLAGS([kpathsea]) AC_CHECK_FUNC([kpse_set_program_name], [AC_DEFINE([HAVE_LIBKPATHSEA], 1, [Define to 1 if you have the `kpathsea' library (-lkpathsea).])], [AC_MSG_ERROR([cannot find/use libkpathsea])]) AC_CHECK_FUNCS([kpse_program_basename]) # 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.])]) # Checks for more header files. AC_CHECK_HEADERS([gd.h png.h kpathsea/kpathsea.h], , [AC_MSG_ERROR([cannot find/use $ac_header])]) # Checks for more library functions. AC_CHECK_FUNCS([gdImageCreateTrueColor gdImageCreateFromJpeg gdImagePngEx gdImageCreateFromPngPtr gdImageGif FT_Library_Version]) KPSE_RESTORE_FLAGS echo timestamp >config.force fi AM_CONDITIONAL([have_ft2], [test "x$have_ft2" = xyes]) AM_CONDITIONAL([have_gif], [test "x$ac_cv_func_gdImageGif" = xyes]) 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 ]) AC_CONFIG_HEADERS([config.h]) AC_SUBST([DVIPNG_TREE], [dvipng-]dvipng_version) KPSE_WIN32_CALL AC_CONFIG_FILES([Makefile help/Makefile doc/Makefile]) AC_OUTPUT