1 files changed, 13 insertions, 0 deletions
diff --git a/userland/libc/string/strncpy.c b/userland/libc/string/strncpy.c
new file mode 100644
index 0000000..0e88c63
--- /dev/null
+++ b/userland/libc/string/strncpy.c
@@ -0,0 +1,13 @@
+#include <string.h>
+
+char *strncpy(char *s1, const char *s2, size_t n) {
+  char *rc = s1;
+  for (; n > 0; s1++, s2++, n--) {
+    *s1 = *s2;
+    if (!*s2)
+      break;
+  }
+  for (; n > 0; n--,s1++)
+    *s1 = '\0';
+  return rc;
+}