From: Wayne Davison <wayned@samba.org>
Date: Sun, 22 Jun 2014 16:04:24 +0000 (-0700)
Subject: Make sure the link() destination file doesn't exist.
X-Git-Tag: v3.1.1~2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0466e46b9fc3d32f383dcddc534059bd7eec7395;p=thirdparty%2Frsync.git

Make sure the link() destination file doesn't exist.
---

diff --git a/configure.ac b/configure.ac
index 588f551a..1729be97 100644
--- a/configure.ac
+++ b/configure.ac
@@ -705,6 +705,7 @@ AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_sym
     main() {
 	unlink(FILENAME);
 	if (symlink("conftest.no-such", FILENAME) < 0) abort();
+	unlink(FILENAME "2");
 	if (link(FILENAME, FILENAME "2") < 0) exit(1);
 	exit(0);
     }],
@@ -724,6 +725,7 @@ AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlin
     main() {
 	unlink(FILENAME);
 	if (mkfifo(FILENAME, 0777) < 0) abort();
+	unlink(FILENAME "2");
 	if (link(FILENAME, FILENAME "2") < 0) exit(1);
 	exit(0);
     }],