From eb63e786f37468867c81707504128cf8a4016e5b Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Mon, 27 May 2013 19:29:09 -0400
Subject: [PATCH] Add --with-coretext

Defaults to no.
---
 configure.ac | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 7d6a750..bf213df 100644
--- a/configure.ac
+++ b/configure.ac
@@ -296,7 +296,17 @@ AM_CONDITIONAL(HAVE_UNISCRIBE, $have_uniscribe)
 
 dnl ===========================================================================
 
-AC_CHECK_TYPE(CTFontRef, have_coretext=true, have_coretext=false, [#include <ApplicationServices/ApplicationServices.h>])
+AC_ARG_WITH(coretext,
+	[AS_HELP_STRING([--with-coretext=@<:@yes/no/auto@:>@],
+			[Use CoreText @<:@default=no@:>@])],,
+	[with_coretext=no])
+have_coretext=false
+if test "x$with_coretext" = "xyes" -o "x$with_coretext" = "xauto"; then
+	AC_CHECK_TYPE(CTFontRef, have_coretext=true,, [#include <ApplicationServices/ApplicationServices.h>])
+fi
+if test "x$with_coretext" = "xyes" -a "x$have_coretext" != "xtrue"; then
+	AC_MSG_ERROR([CoreText support requested but libcoretext not found])
+fi
 if $have_coretext; then
 	CORETEXT_CFLAGS=
 	CORETEXT_LIBS="-framework ApplicationServices"
-- 
2.7.4