grep: factor test for \0 in grep patterns into a function

diff --git a/mergetools/tortoisemerge b/mergetools/tortoisemerge
index 3b89f1c82dc944fcbec889d24e8e7032fda612fc..d7ab666a59a2c8690861146bb6ae4874ed48e0de 100644 (file)
--- a/mergetools/tortoisemerge
+++ b/mergetools/tortoisemerge
@@ -5,7 +5,6 @@ can_diff () {
 merge_cmd () {
        if $base_present
        then
-               touch "$BACKUP"
                basename="$(basename "$merge_tool_path" .exe)"
                if test "$basename" = "tortoisegitmerge"
                then
@@ -17,7 +16,6 @@ merge_cmd () {
                                -base:"$BASE" -mine:"$LOCAL" \
                                -theirs:"$REMOTE" -merged:"$MERGED"
                fi
-               check_unchanged
        else
                echo "$merge_tool_path cannot be used without a base" 1>&2
                return 1