1 files changed, 17 insertions, 0 deletions
diff --git a/strcasestr.c b/strcasestr.c
new file mode 100644
index 0000000..62bcfdb
--- /dev/null
+++ b/strcasestr.c
@@ -0,0 +1,17 @@
+/* See LICENSE file for copyright and license details. */
+#include "libsimple.h"
+
+
+char *
+libsimple_strcasestr(const char *h_, const char *n)
+{
+	char *h = *(char **)(void *)&h_;
+	size_t hn = strlen(h);
+	size_t nn = strlen(n);
+	if (hn < nn)
+		return NULL;
+	for (hn -= nn; hn--; h++)
+		if (!strcasecmp(h, n))
+			return h;
+	return NULL;
+}