add ln

1 files changed, 15 insertions, 0 deletions

diff --git a/ln.c b/ln.c
new file mode 100644
index 0000000..cf8a64e
--- /dev/null
+++ b/ln.c
@@ -0,0 +1,15 @@
+#include "types.h"
+#include "stat.h"
+#include "user.h"
+
+int
+main(int argc, char *argv[])
+{
+  if(argc != 3){
+    printf(2, "Usage: ln old new\n");
+    exit();
+  }
+  if(link(argv[1], argv[2]) < 0)
+    printf(2, "link %s %s: failed\n", argv[1], argv[2]);
+  exit();
+}