1 files changed, 26 insertions, 0 deletions
diff --git a/src/string/strtok_s.c b/src/string/strtok_s.c
new file mode 100644
index 00000000..9742d09c
--- /dev/null
+++ b/src/string/strtok_s.c
@@ -0,0 +1,26 @@
+#include "string.h"
+#include "stddef.h"
+
+char * strtok_s(char * restrict s1, rsize_t * restrict s1max, const char * restrict s2, char **restrict ptr)
+{
+	__C_EXT(1, 201112L);
+  int i = 0;
+
+  if (s == NULL)
+    s = *lasts;
+
+  while (i < strlen (s)) {
+    if (strchr (sep, s[i]) == NULL) {
+      i++;
+    } else {
+      s[i] = '\0';
+      *lasts = &(s[i+1]);
+      return s;
+    }
+  }
+  return NULL;
+}
+
+/*
+CEXT1(201112)
+*/