git-difftool--helper.sh [plain text]
#!/bin/sh
TOOL_MODE=diff
. git-mergetool--lib
should_prompt () {
prompt_merge=$(git config --bool mergetool.prompt || echo true)
prompt=$(git config --bool difftool.prompt || echo $prompt_merge)
if test "$prompt" = true
then
test -z "$GIT_DIFFTOOL_NO_PROMPT"
else
test -n "$GIT_DIFFTOOL_PROMPT"
fi
}
use_ext_cmd () {
test -n "$GIT_DIFFTOOL_EXTCMD"
}
launch_merge_tool () {
MERGED="$1"
LOCAL="$2"
REMOTE="$3"
BASE="$1"
if should_prompt
then
printf "\nViewing: '$MERGED'\n"
if use_ext_cmd
then
printf "Hit return to launch '%s': " \
"$GIT_DIFFTOOL_EXTCMD"
else
printf "Hit return to launch '%s': " "$merge_tool"
fi
read ans
fi
if use_ext_cmd
then
export BASE
eval $GIT_DIFFTOOL_EXTCMD '"$LOCAL"' '"$REMOTE"'
else
run_merge_tool "$merge_tool"
fi
}
if ! use_ext_cmd
then
if test -n "$GIT_DIFF_TOOL"
then
merge_tool="$GIT_DIFF_TOOL"
else
merge_tool="$(get_merge_tool)" || exit
fi
fi
while test $do
launch_merge_tool "$1" "$2" "$5"
shift 7
done