libbb: add xunlink()

patch: do not try to delete same file twice


git-svn-id: svn://busybox.net/trunk/busybox@18342 69ca8d6d-28ef-0310-b511-8ec308f3f277

1 files changed, 6 insertions, 0 deletions

diff --git a/libbb/xfuncs.c b/libbb/xfuncs.c
index b08f92d81..c18a1d998 100644
--- a/libbb/xfuncs.c
+++ b/libbb/xfuncs.c
@@ -122,6 +122,12 @@ int xopen3(const char *pathname, int flags, int mode)
         return ret;
 }
 
+void xunlink(const char *pathname)
+{
+        if (unlink(pathname))
+                bb_perror_msg_and_die("cannot remove file '%s'", pathname);
+}
+
 // Turn on nonblocking I/O on a fd
 int ndelay_on(int fd)
 {