[pango] Ignore undefined macros when importing freetype / 2

[Emmanuele Bassi <ebassi src gnome org>]

commit 148a5af3f66b504d3d36df3c6c45f218250a8a0a
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Wed May 31 12:20:27 2017 +0100

    Ignore undefined macros when importing freetype / 2
    
    Missing inclusions of freetype via Cairo.

 pango/pangocairo-fcfont.c    |    4 ++++
 pango/pangocairo-fcfontmap.c |    5 +++++
 2 files changed, 9 insertions(+), 0 deletions(-)
---
diff --git a/pango/pangocairo-fcfont.c b/pango/pangocairo-fcfont.c
index 95f82e1..30ecde4 100644
--- a/pango/pangocairo-fcfont.c
+++ b/pango/pangocairo-fcfont.c
@@ -21,7 +21,11 @@
 
 #include "config.h"
 
+/* Freetype has undefined macros in its header */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wundef"
 #include <cairo-ft.h>
+#pragma GCC diagnostic pop
 
 #include "pango-fontmap.h"
 #include "pangocairo-private.h"
diff --git a/pango/pangocairo-fcfontmap.c b/pango/pangocairo-fcfontmap.c
index f7b337d..bce3665 100644
--- a/pango/pangocairo-fcfontmap.c
+++ b/pango/pangocairo-fcfontmap.c
@@ -19,7 +19,12 @@
  * Boston, MA 02111-1307, USA.
  */
 #include "config.h"
+
+/* Freetype has undefined macros in its headers */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wundef"
 #include <cairo-ft.h>
+#pragma GCC diagnostic pop
 
 #include "pangofc-fontmap.h"
 #include "pangocairo.h"