Edit File: freetype2.m4
# Configure paths for FreeType2 # Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor # # Copyright 2001-2018 by # David Turner, Robert Wilhelm, and Werner Lemberg. # # This file is part of the FreeType project, and may only be used, modified, # and distributed under the terms of the FreeType project license, # LICENSE.TXT. By continuing to use, modify, or distribute this file you # indicate that you have read the license and understand and accept it # fully. # # As a special exception to the FreeType project license, this file may be # distributed as part of a program that contains a configuration script # generated by Autoconf, under the same distribution terms as the rest of # that program. # # serial 4 # AC_CHECK_FT2([MINIMUM-VERSION [, ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]]) # Test for FreeType 2, and define FT2_CFLAGS and FT2_LIBS. # MINIMUM-VERSION is what libtool reports; the default is `7.0.1' (this is # FreeType 2.0.4). # AC_DEFUN([AC_CHECK_FT2], [# Get the cflags and libraries from the freetype-config script # AC_ARG_WITH([ft-prefix], dnl don't quote AS_HELP_STRING! AS_HELP_STRING([--with-ft-prefix=PREFIX], [Prefix where FreeType is installed (optional)]), [ft_config_prefix="$withval"], [ft_config_prefix=""]) AC_ARG_WITH([ft-exec-prefix], dnl don't quote AS_HELP_STRING! AS_HELP_STRING([--with-ft-exec-prefix=PREFIX], [Exec prefix where FreeType is installed (optional)]), [ft_config_exec_prefix="$withval"], [ft_config_exec_prefix=""]) AC_ARG_ENABLE([freetypetest], dnl don't quote AS_HELP_STRING! AS_HELP_STRING([--disable-freetypetest], [Do not try to compile and run a test FreeType program]), [], [enable_fttest=yes]) if test x$ft_config_exec_prefix != x ; then ft_config_args="$ft_config_args --exec-prefix=$ft_config_exec_prefix" if test x${FT2_CONFIG+set} != xset ; then FT2_CONFIG=$ft_config_exec_prefix/bin/freetype-config fi fi if test x$ft_config_prefix != x ; then ft_config_args="$ft_config_args --prefix=$ft_config_prefix" if test x${FT2_CONFIG+set} != xset ; then FT2_CONFIG=$ft_config_prefix/bin/freetype-config fi fi if test "x$FT2_CONFIG" = x ; then AC_PATH_TOOL([FT2_CONFIG], [freetype-config], [no]) fi min_ft_version=m4_if([$1], [], [7.0.1], [$1]) AC_MSG_CHECKING([for FreeType -- version >= $min_ft_version]) no_ft="" if test "$FT2_CONFIG" = "no" ; then no_ft=yes else FT2_CFLAGS=`$FT2_CONFIG $ft_config_args --cflags` FT2_LIBS=`$FT2_CONFIG $ft_config_args --libs` ft_config_major_version=`$FT2_CONFIG $ft_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` ft_config_minor_version=`$FT2_CONFIG $ft_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` ft_config_micro_version=`$FT2_CONFIG $ft_config_args --version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` ft_min_major_version=`echo $min_ft_version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\1/'` ft_min_minor_version=`echo $min_ft_version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\2/'` ft_min_micro_version=`echo $min_ft_version | \ sed 's/\([[0-9]]*\).\([[0-9]]*\).\([[0-9]]*\)/\3/'` if test x$enable_fttest = xyes ; then ft_config_is_lt="" if test $ft_config_major_version -lt $ft_min_major_version ; then ft_config_is_lt=yes else if test $ft_config_major_version -eq $ft_min_major_version ; then if test $ft_config_minor_version -lt $ft_min_minor_version ; then ft_config_is_lt=yes else if test $ft_config_minor_version -eq $ft_min_minor_version ; then if test $ft_config_micro_version -lt $ft_min_micro_version ; then ft_config_is_lt=yes fi fi fi fi fi if test x$ft_config_is_lt = xyes ; then no_ft=yes else ac_save_CFLAGS="$CFLAGS" ac_save_LIBS="$LIBS" CFLAGS="$CFLAGS $FT2_CFLAGS" LIBS="$FT2_LIBS $LIBS" # # Sanity checks for the results of freetype-config to some extent. # AC_RUN_IFELSE([ AC_LANG_SOURCE([[ #include <ft2build.h> #include FT_FREETYPE_H #include <stdio.h> #include <stdlib.h> int main() { FT_Library library; FT_Error error; error = FT_Init_FreeType(&library); if (error) return 1; else { FT_Done_FreeType(library); return 0; } } ]]) ], [], [no_ft=yes], [echo $ECHO_N "cross compiling; assuming OK... $ECHO_C"]) CFLAGS="$ac_save_CFLAGS" LIBS="$ac_save_LIBS" fi # test $ft_config_version -lt $ft_min_version fi # test x$enable_fttest = xyes fi # test "$FT2_CONFIG" = "no" if test x$no_ft = x ; then AC_MSG_RESULT([yes]) m4_if([$2], [], [:], [$2]) else AC_MSG_RESULT([no]) if test "$FT2_CONFIG" = "no" ; then AC_MSG_WARN([ The freetype-config script installed by FreeType 2 could not be found. If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in your path, or set the FT2_CONFIG environment variable to the full path to freetype-config. ]) else if test x$ft_config_is_lt = xyes ; then AC_MSG_WARN([ Your installed version of the FreeType 2 library is too old. If you have different versions of FreeType 2, make sure that correct values for --with-ft-prefix or --with-ft-exec-prefix are used, or set the FT2_CONFIG environment variable to the full path to freetype-config. ]) else AC_MSG_WARN([ The FreeType test program failed to run. If your system uses shared libraries and they are installed outside the normal system library path, make sure the variable LD_LIBRARY_PATH (or whatever is appropriate for your system) is correctly set. ]) fi fi FT2_CFLAGS="" FT2_LIBS="" m4_if([$3], [], [:], [$3]) fi AC_SUBST([FT2_CFLAGS]) AC_SUBST([FT2_LIBS])]) # end of freetype2.m4