# Configure paths for FreeType2# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor## Copyright 2001, 2003 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 2# 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   AC_PATH_PROG([FT2_CONFIG], [freetype-config], [no])   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>intmain(){  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 appropiate 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