[PATCH] mergetool: check return value from read
From: Junio C Hamano <hidden>
Date: 2016-06-15 22:51:32
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> --- git-mergetool.sh | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/git-mergetool.sh b/git-mergetool.sh
index 3aab5aa..3c157bc 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]*)