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path: root/git-codereview/hook.go
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Diffstat (limited to 'git-codereview/hook.go')
-rw-r--r--git-codereview/hook.go20
1 files changed, 14 insertions, 6 deletions
diff --git a/git-codereview/hook.go b/git-codereview/hook.go
index a2c54e5..162e4d1 100644
--- a/git-codereview/hook.go
+++ b/git-codereview/hook.go
@@ -38,7 +38,9 @@ func installHook(args []string, auto bool) {
oldHookContent := fmt.Sprintf(oldHookScript, hookFile)
if string(data) == oldHookContent {
verbosef("removing old %v hook", hookFile)
- os.Remove(filename)
+ if makeChange() {
+ os.Remove(filename)
+ }
}
// Special case: remove old commit-msg shell script
// in favor of invoking the git-codereview hook
@@ -46,7 +48,9 @@ func installHook(args []string, auto bool) {
// the future.
if hookFile == "commit-msg" && string(data) == oldCommitMsgHook {
verbosef("removing old commit-msg hook")
- os.Remove(filename)
+ if makeChange() {
+ os.Remove(filename)
+ }
}
}
@@ -72,12 +76,16 @@ func installHook(args []string, auto bool) {
verbosef("installing %s hook", hookFile)
if _, err := os.Stat(hooksDir); os.IsNotExist(err) {
verbosef("creating hooks directory %s", hooksDir)
- if err := os.Mkdir(hooksDir, 0777); err != nil {
- dief("creating hooks directory: %v", err)
+ if makeChange() {
+ if err := os.Mkdir(hooksDir, 0777); err != nil {
+ dief("creating hooks directory: %v", err)
+ }
}
}
- if err := os.WriteFile(filename, []byte(hookContent), 0700); err != nil {
- dief("writing hook: %v", err)
+ if makeChange() {
+ if err := os.WriteFile(filename, []byte(hookContent), 0700); err != nil {
+ dief("writing hook: %v", err)
+ }
}
}