Add a bunch of function and macros

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 2 insertions, 3 deletions

diff --git a/memelem.c b/memelem.c
index 3881832..fbd16d7 100644
--- a/memelem.c
+++ b/memelem.c
@@ -6,10 +6,9 @@
 void *
 libsimple_memelem(const void *hay_, size_t hayn, const void *sub_, size_t subn)
 {
-	if (!subn)
-		return (void *)hay_;
-
 	switch (subn) {
+	case 0:
+		return (void *)hay_;
 	case 1:
 		return memchr(hay_, *(char *)sub_, hayn);
 	case 2: