Bug 716354 - freetype2 detection doesn't consider cross-compiling. r=glandium

aclocal.m4

@@ -7,7 +7,6 @@ builtin(include, build/autoconf/glib.m4)dnl
 builtin(include, build/autoconf/nspr.m4)dnl
 builtin(include, build/autoconf/nss.m4)dnl
 builtin(include, build/autoconf/pkg.m4)dnl
-builtin(include, build/autoconf/freetype2.m4)dnl
 builtin(include, build/autoconf/codeset.m4)dnl
 builtin(include, build/autoconf/altoptions.m4)dnl
 builtin(include, build/autoconf/mozprog.m4)dnl

build/autoconf/freetype2.m4

-# Configure paths for FreeType2
-# Marcelo Magallon 2001-10-26, based on gtk.m4 by Owen Taylor
-
-dnl AM_CHECK_FT2([MINIMUM-VERSION, [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]]])
-dnl Test for FreeType2, and define FT2_CFLAGS and FT2_LIBS
-dnl
-AC_DEFUN([AC_CHECK_FT2],
-[dnl
-dnl Get the cflags and libraries from the freetype-config script
-dnl
-AC_ARG_WITH(freetype-prefix,
-[  --with-ft-prefix=PFX    Prefix where FreeType is installed (optional)],
-            ft_config_prefix="$withval", ft_config_prefix="")
-AC_ARG_WITH(freetype-exec-prefix,
-[  --with-ft-exec-prefix=PFX
-                          Exec prefix where FreeType is installed (optional)],
-            ft_config_exec_prefix="$withval", ft_config_exec_prefix="")
-AC_ARG_ENABLE(freetypetest,
-[  --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=ifelse([$1], ,6.1.0,$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=no
-    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
-      ifelse([$3], , :, [$3])
-      AC_MSG_RESULT(no)
-    else
-      ac_save_CFLAGS="$CFLAGS"
-      ac_save_LIBS="$LIBS"
-      CFLAGS="$CFLAGS $FT2_CFLAGS"
-      LIBS="$FT2_LIBS $LIBS"
-dnl
-dnl Sanity checks for the results of freetype-config to some extent
-dnl
-      AC_TRY_RUN([
-#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 $ac_n "cross compiling; assumed OK... $ac_c"])
-      CFLAGS="$ac_save_CFLAGS"
-      LIBS="$ac_save_LIBS"
-    fi             # test $ft_config_version -lt $ft_min_version
-  fi               # test "x$enable_fttest" = "xyes"
-fi                 # test "$FT2_CONFIG" = "no"
-if test "x$ft_config_is_lt" != "xyes" ; then
-  if test "x$no_ft" = x ; then
-     AC_MSG_RESULT(yes)
-     ifelse([$2], , :, [$2])
-  else
-     AC_MSG_RESULT(no)
-     if test "$FT2_CONFIG" = "no" ; then
-       echo "*** The freetype-config script installed by FreeType 2 could not be found."
-       echo "*** If FreeType 2 was installed in PREFIX, make sure PREFIX/bin is in"
-       echo "*** your path, or set the FT2_CONFIG environment variable to the"
-       echo "*** full path to freetype-config."
-     else
-       echo "*** The FreeType test program failed to run.  If your system uses"
-       echo "*** shared libraries and they are installed outside the normal"
-       echo "*** system library path, make sure the variable LD_LIBRARY_PATH"
-       echo "*** (or whatever is appropiate for your system) is correctly set."
-     fi
-     FT2_CFLAGS=""
-     FT2_LIBS=""
-     ifelse([$3], , :, [$3])
-  fi
-  AC_SUBST(FT2_CFLAGS)
-  AC_SUBST(FT2_LIBS)
-fi
-])

configure.in

@@ -3380,7 +3380,7 @@ else
     dnl ========================================================
     dnl = Check for freetype2 and its functionality
     dnl ========================================================
-    AC_CHECK_FT2(6.1.0, [_HAVE_FREETYPE2=1], [_HAVE_FREETYPE2=])
+    PKG_CHECK_MODULES(FT2, freetype2 >= 6.1.0, _HAVE_FREETYPE2=1, _HAVE_FREETYPE2=)
 
     if test "$_HAVE_FREETYPE2"; then
     	_SAVE_LIBS="$LIBS"