klib and makefile

[zos] / klib / strlen.c

diff --git a/klib/strlen.c b/klib/strlen.c
new file mode 100644 (file)
index 0000000..861f843
--- /dev/null
+++ b/klib/strlen.c
@@ -0,0 +1,11 @@
+#include <string.h>
+
+size_t strlen(const char *s) {
+       size_t rc = 0;
+
+       while (s[rc]) {
+               ++rc;
+       }
+
+       return rc;
+}