Add a bunch of function and macros

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

1 files changed, 25 insertions, 0 deletions

diff --git a/memrchr_inv.c b/memrchr_inv.c
new file mode 100644
index 0000000..d7239b3
--- /dev/null
+++ b/memrchr_inv.c
@@ -0,0 +1,25 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+#ifndef TEST
+
+
+void *
+libsimple_memrchr_inv(const void *s_, int c_, size_t n_) /* TODO test, man */
+{
+	char *s = *(char **)(void *)&s_, c = (char)c_;
+	ssize_t n = n_;
+	while (n-- && s[n] == c);
+	return n < 0 ? NULL : &s[n];
+}
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+	return 0;
+}
+
+#endif