Commit 1b6a5343 authored by David Aguilar's avatar David Aguilar Committed by Junio C Hamano

mergetool--lib: remove use of $status global

Remove return statements and rework check_unchanged() so that the exit
status from the last evaluated expression bubbles up to the callers.
Signed-off-by: David Aguilar's avatarDavid Aguilar <davvid@gmail.com>
Signed-off-by: 's avatarJunio C Hamano <gitster@pobox.com>
parent e00e13e2
......@@ -92,7 +92,7 @@ translate_merge_tool_path () {
check_unchanged () {
if test "$MERGED" -nt "$BACKUP"
then
status=0
return 0
else
while true
do
......@@ -100,8 +100,8 @@ check_unchanged () {
printf "Was the merge successful? [y/n] "
read answer || return 1
case "$answer" in
y*|Y*) status=0; break ;;
n*|N*) status=1; break ;;
y*|Y*) return 0 ;;
n*|N*) return 1 ;;
esac
done
fi
......@@ -119,8 +119,6 @@ setup_user_tool () {
diff_cmd () {
( eval $merge_tool_cmd )
status=$?
return $status
}
merge_cmd () {
......@@ -133,9 +131,7 @@ setup_user_tool () {
check_unchanged
else
( eval $merge_tool_cmd )
status=$?
fi
return $status
}
}
......@@ -152,13 +148,11 @@ setup_tool () {
}
diff_cmd () {
status=1
return $status
return 1
}
merge_cmd () {
status=1
return $status
return 1
}
translate_merge_tool_path () {
......@@ -209,7 +203,6 @@ run_merge_tool () {
merge_tool_path=$(get_merge_tool_path "$1") || exit
base_present="$2"
status=0
# Bring tool-specific functions into scope
setup_tool "$1" || return 1
......@@ -220,8 +213,6 @@ run_merge_tool () {
else
run_diff_cmd "$1"
fi
status=$?
return $status
}
# Run a either a configured or built-in diff tool
......
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