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authorJunio C Hamano <gitster@pobox.com>2011-07-01 16:11:16 -0700
committerJunio C Hamano <gitster@pobox.com>2011-07-01 16:17:29 -0700
commit6b445773b78544032262b897c9aa3b5bd4405dd3 (patch)
treed0f907c115a25e54c1a9b3ef50133184f9a10710 /git-mergetool.sh
parent76c82f90abde8820461e042c6654673f1147881d (diff)
downloadgit-6b445773b78544032262b897c9aa3b5bd4405dd3.tar.gz
mergetool: check return value from read
The process may not even have the standard input open in which case it will get stuck in an infinite loop to prompt and read nothing. Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'git-mergetool.sh')
-rwxr-xr-xgit-mergetool.sh8
1 files changed, 4 insertions, 4 deletions
diff --git a/git-mergetool.sh b/git-mergetool.sh
index 3aab5aae84..3c157bcd26 100755
--- a/git-mergetool.sh
+++ b/git-mergetool.sh
@@ -100,7 +100,7 @@ resolve_deleted_merge () {
else
printf "Use (c)reated or (d)eleted file, or (a)bort? "
fi
- read ans
+ read ans || return 1
case "$ans" in
[mMcC]*)
git add -- "$MERGED"
@@ -122,7 +122,7 @@ resolve_deleted_merge () {
resolve_submodule_merge () {
while true; do
printf "Use (l)ocal or (r)emote, or (a)bort? "
- read ans
+ read ans || return 1
case "$ans" in
[lL]*)
if ! local_present; then
@@ -249,7 +249,7 @@ merge_file () {
describe_file "$remote_mode" "remote" "$REMOTE"
if "$prompt" = true; then
printf "Hit return to start merge resolution tool (%s): " "$merge_tool"
- read ans
+ read ans || return 1
fi
if base_present; then
@@ -320,7 +320,7 @@ done
prompt_after_failed_merge() {
while true; do
printf "Continue merging other unresolved paths (y/n) ? "
- read ans
+ read ans || return 1
case "$ans" in
[yY]*)