check_unchanged
}
-# Check whether 'meld --output <file>' is supported
+# Check whether we should use 'meld --output <file>'
check_meld_for_output_version () {
meld_path="$(git config mergetool.meld.path)"
meld_path="${meld_path:-meld}"
- if "$meld_path" --output /dev/null --help >/dev/null 2>&1
+ if meld_has_output_option=$(git config --bool mergetool.meld.hasOutput)
then
+ : use configured value
+ elif "$meld_path" --help 2>&1 |
+ grep -e '--output=' -e '\[OPTION\.\.\.\]' >/dev/null
+ then
+ : old ones mention --output and new ones just say OPTION...
meld_has_output_option=true
else
meld_has_output_option=false