initial revision.

diff --git a/m4/fontconfig.m4 b/m4/fontconfig.m4
new file mode 100644 (file)
index 0000000..1eb9f2e
--- /dev/null
+++ b/m4/fontconfig.m4
@@ -0,0 +1,88 @@
+# ----------- freetype.m4 ----------------
+#
+# Checks for:
+#    * freetype library (-lfreetype)
+#    * freetype headers (freetype2/freetype/freetype.h)
+#    * whether a freetype test program can be compiled
+# 
+# Environment set:
+#    * HAVE_FREETYPE
+#
+# Defines:
+#    * HAVE_FREETYPE
+#    * USE_FREETYPE
+#
+# Substitutes:
+#
+
+AC_DEFUN(RFX_CHECK_FONTCONFIG,
+[
+OLDCPPFLAGS="${CPPFLAGS}"
+OLDLIBS="${LIBS}"
+       
+if test -d /usr/include/fontconfig; then
+    CPPFLAGS="$CPPFLAGS -I/usr/include/fontconfig"
+fi
+
+AC_CHECK_LIB(fontconfig, FcInit,HAVE_LIB_FONTCONFIG=1,)
+AC_CHECK_HEADERS(fontconfig.h,HAVE_FONTCONFIG_H=1)
+
+if test "x${HAVE_LIB_FONTCONFIG}" != "x";then
+if test "x${HAVE_FONTCONFIG_H}" != "x";then
+    HAVE_FONTCONFIG=1
+fi
+fi
+
+if test "x${HAVE_FONTCONFIG}" = "x1"; then 
+    LIBS="$LIBS -lfontconfig"
+AC_MSG_CHECKING([whether we can compile the fontconfig test program])
+
+if (echo $LIBS | grep lfreetype >/dev/null 2>&1); then
+    #move freetype library to the end of libraries, otherwise fontconfig
+    #won't compile.
+    LIBS=`echo $LIBS | sed -e 's/-lfreetype//g' -e 's/$/ -lfreetype/'`
+fi
+
+cat > conftest.c << EOF
+#include <fontconfig.h>
+
+int main()
+{
+    FcPattern *pattern, *match;
+    FcResult result;
+    FcChar8 *v;
+    FcInit();
+    pattern = FcPatternBuild(0, FC_FAMILY, FcTypeString, "", 0);
+    FcPatternAddInteger(pattern, FC_SLANT, FC_SLANT_ITALIC);
+    FcPatternAddInteger(pattern, FC_WEIGHT, FC_WEIGHT_BOLD);
+    FcConfigSubstitute(0, pattern, FcMatchPattern); 
+    FcDefaultSubstitute(pattern);
+    match = FcFontMatch(0, pattern, &result);
+    FcPatternGetString(match, "family", 0, &v) == FcResultMatch;
+    FcPatternPrint(pattern);
+    FcPatternDestroy(pattern);
+    FcPatternDestroy(match);
+    return 0;
+}
+EOF
+
+    ac_link='$CC $CPPFLAGS $CFLAGS conftest.c $LDFLAGS $LIBS -o conftest${ac_exeext}'
+    if { (eval echo freetype.m4:71: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+       AC_MSG_RESULT(yes)
+       AC_DEFINE_UNQUOTED(HAVE_FONTCONFIG, 1)
+    else
+       echo "configure: failed program was:" >&5
+       cat conftest.c >&5
+       HAVE_FONTCONFIG=0
+       AC_MSG_RESULT(no)
+    fi
+    rm -f conftest*
+fi
+
+# if the above didn't work out, reset all changes to the compiler variables.
+if test "x${HAVE_FREETYPE}" "!=" "x1"; then 
+    CPPFLAGS=$OLDCPPFLAGS
+    LIBS=$OLDLIBS
+fi 
+])
+