From d475a6bdf24f6a2c040def66676b5105b42d3b63 Mon Sep 17 00:00:00 2001
From: sin <sin@2f30.org>
Date: Thu, 22 Jan 2015 16:26:30 +0000
Subject: [PATCH] Handle ln -sf a foo/ correctly

Previously it would not delete foo/a if it already existed.  Use
unlinkat() instead to do that.
---
 ln.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ln.c b/ln.c
index 0a5bf18..5942f01 100644
--- a/ln.c
+++ b/ln.c
@@ -67,7 +67,7 @@ main(int argc, char *argv[])
 		if (!hasto)
 			to = basename(argv[0]);
 		if (fflag)
-			remove(to);
+			unlinkat(dirfd, to, 0);
 		if ((!sflag ? linkat(AT_FDCWD, argv[0], dirfd, to, flags)
 		            : symlinkat(argv[0], dirfd, to)) < 0) {
 			eprintf("%s %s <- %s:", fname, argv[0], to);