From: Jim Meyering <meyering@fb.com>
Date: Wed, 15 Nov 2017 03:34:46 +0000 (-0800)
Subject: gzexe: work even without the ability to make a hard link
X-Git-Tag: v1.9~7
X-Git-Url: https://git.gag.com/?a=commitdiff_plain;ds=sidebyside;h=4692fd80d5dc42bce426429917657d7a59772d94;p=debian%2Fgzip

gzexe: work even without the ability to make a hard link

* gzexe.in: When ln -f fails to create a "~"-style backup,
fall back to using mv -f.
Reported by Bruno Haible in http://debbugs.gnu.org/29266
---

diff --git a/gzexe.in b/gzexe.in
index 290fa1c..721aba4 100644
--- a/gzexe.in
+++ b/gzexe.in
@@ -213,7 +213,7 @@ EOF
     printf >&2 '%s\n' "$0: $tmp: cannot chmod"
     continue
   }
-  ln -f "$file" "$file~" || {
+  ln -f "$file" "$file~" 2>/dev/null || mv -f "$file" "$file~" || {
     res=$?
     printf >&2 '%s\n' "$0: cannot backup $i as $i~"
     continue