configure.ac: suppress warnings in the GLib headers

Replace -I with -isystem in GLIB_CFLAGS.

configure.ac: suppress warnings in the GLib headers
2685b53b · Max Kellermann · 533e4fcd · 2685b53b
Commit 2685b53b authored Dec 13, 2011 by Max Kellermann
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configure.ac configure.ac +5 -0

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--- a/configure.ac
+++ b/configure.ac
@@ -432,6 +432,11 @@ dnl ---------------------------------------------------------------------------
 PKG_CHECK_MODULES([GLIB], [glib-2.0 >= 2.12 gthread-2.0],,
 		[AC_MSG_ERROR([GLib 2.12 is required])])

+if test x$GCC = xyes; then
+	# suppress warnings in the GLib headers
+	GLIB_CFLAGS=`echo $GLIB_CFLAGS |sed -e 's,-I/,-isystem /,g'`
+fi
+
 dnl ---------------------------------------------------------------------------
 dnl Protocol Options
 dnl ---------------------------------------------------------------------------