From: Wolfgang (Blub) Bumiller <blub@speed.at>
Date: Fri, 27 Apr 2012 10:35:59 +0000 (+0200)
Subject: GMQCC_WARN macro
X-Git-Tag: 0.1-rc1~585
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=348243ddf641024144e543b8cd5343a35fad8ca5;p=xonotic%2Fgmqcc.git

GMQCC_WARN macro
---

diff --git a/gmqcc.h b/gmqcc.h
index e16b495..09311cc 100644
--- a/gmqcc.h
+++ b/gmqcc.h
@@ -58,6 +58,17 @@
 #   endif
 #   endif /* !__cplusplus */
 
+/*
+ * Of some functions which are generated we want to make sure
+ * that the result isn't ignored. To find such function calls,
+ * we use this macro.
+ */
+#if defined(__GNUC__) || defined(__CLANG__)
+#   define GMQCC_WARN __attribute__((warn_unused_result))
+#else
+#   define GMQCC_WARN
+#endif
+
 /*
  * stdint.h and inttypes.h -less subset
  * for systems that don't have it, which we must