Merge pull request msteveb#3 from andreas-kupries/void-cast-clarifica…

…tion Clarify the comment at the definition of IGNORE_RC.
andreas-kupries · Feb 15, 2013 · 1b94638 · 1b94638
2 parents 18c1986 + 9748ca8
commit 1b94638
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/linenoise.c b/linenoise.c
@@ -268,7 +268,10 @@ static void linenoiseAtExit(void) {
     linenoiseHistoryFree();
 }
 
-/* gcc/glibc insists that we care about the return code of write! */
+/* gcc/glibc insists that we care about the return code of write!
+ * Clarification: This means that a void-cast like "(void) (EXPR)"
+ * does not work.
+ */
 #define IGNORE_RC(EXPR) if (EXPR) {}
 
 /* This is fdprintf() on some systems, but use a different