From: Nelson Ferreira <nelson.ferreira@ieee.org>
Date: Sun, 27 Sep 2015 21:26:39 +0000 (-0400)
Subject: Add SXE_SET_UNUSED to shut unused warnings.
X-Git-Tag: v22.1.16~14^2~13
X-Git-Url: http://cgit.sxemacs.org/?p=sxemacs;a=commitdiff_plain;h=301c2aabd99739d5493b83bb71cb28e3dd5e8a48

Add SXE_SET_UNUSED to shut unused warnings.

	* src/sxe-utils.h (SXE_SET_UNUSED): Define macro to mark variables
	set but unused, aka, dummy vars.

Signed-off-by: Nelson Ferreira <nelson.ferreira@ieee.org>
---

diff --git a/src/sxe-utils.h b/src/sxe-utils.h
index 2a6d166..60b526d 100644
--- a/src/sxe-utils.h
+++ b/src/sxe-utils.h
@@ -54,11 +54,17 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 #else
 # define SXE_UNUSED(x) x
 #endif
+
 #ifdef UNUSED
 #undef UNUSED
 #define UNUSED(x) SXE_UNUSED(x)
 #endif
 
+#ifdef SXE_SET_UNUSED
+#else
+#  define SXE_SET_UNUSED(x) ((void)(x))
+#endif
+
 #ifdef WEAK_EXTERN
 #elif defined(__GNUC__)
 # define WEAK_EXTERN	extern __attribute__((weak))
@@ -78,6 +84,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>. */
 #else
 #define LIKELY(_x)	__builtin_expect(!!(_x), 1)
 #endif
+
 #ifdef UNLIKELY
 #else
 #define UNLIKELY(_x)	__builtin_expect(!!(_x), 0)