contrib: Do proper substitutions on contrib files.

[tripe] / common / util.h

diff --git a/common/util.h b/common/util.h
index 1928c04..acdc0f6 100644 (file)
--- a/common/util.h
+++ b/common/util.h
@@ -37,6 +37,18 @@
   extern "C" {
 #endif
 
+/*----- Macros ------------------------------------------------------------*/
+
+/* --- @IGNORE@ --- *
+ *
+ * Arguments:  @expr@ = an expression whose value is to be ignored
+ *
+ * Use:                Ignores the value of an expression, even if compilers want
+ *             us not to.
+ */
+
+#define IGNORE(expr) do { if (expr) ; } while (0)
+
 /*----- Functions provided ------------------------------------------------*/
 
 /* --- @u_quotify@ --- *