mirror of
https://github.com/git/git.git
synced 2024-11-24 18:33:43 +08:00
7b1042292d
Use a case statement instead of calling grep to find out if the editor's name contains the string "vim". Remove the check for emacs, as this branch did the same as the default one anyway. Signed-off-by: Rene Scharfe <rene.scharfe@lsrfire.ath.cx> Signed-off-by: Junio C Hamano <gitster@pobox.com>
406 lines
8.5 KiB
Bash
406 lines
8.5 KiB
Bash
# git-mergetool--lib is a library for common merge tool functions
|
|
diff_mode() {
|
|
test "$TOOL_MODE" = diff
|
|
}
|
|
|
|
merge_mode() {
|
|
test "$TOOL_MODE" = merge
|
|
}
|
|
|
|
translate_merge_tool_path () {
|
|
case "$1" in
|
|
vimdiff)
|
|
echo vim
|
|
;;
|
|
gvimdiff)
|
|
echo gvim
|
|
;;
|
|
emerge)
|
|
echo emacs
|
|
;;
|
|
araxis)
|
|
echo compare
|
|
;;
|
|
*)
|
|
echo "$1"
|
|
;;
|
|
esac
|
|
}
|
|
|
|
check_unchanged () {
|
|
if test "$MERGED" -nt "$BACKUP"; then
|
|
status=0
|
|
else
|
|
while true; do
|
|
echo "$MERGED seems unchanged."
|
|
printf "Was the merge successful? [y/n] "
|
|
read answer < /dev/tty
|
|
case "$answer" in
|
|
y*|Y*) status=0; break ;;
|
|
n*|N*) status=1; break ;;
|
|
esac
|
|
done
|
|
fi
|
|
}
|
|
|
|
valid_tool () {
|
|
case "$1" in
|
|
kdiff3 | tkdiff | xxdiff | meld | opendiff | \
|
|
emerge | vimdiff | gvimdiff | ecmerge | diffuse | araxis)
|
|
;; # happy
|
|
tortoisemerge)
|
|
if ! merge_mode; then
|
|
return 1
|
|
fi
|
|
;;
|
|
kompare)
|
|
if ! diff_mode; then
|
|
return 1
|
|
fi
|
|
;;
|
|
*)
|
|
if test -z "$(get_merge_tool_cmd "$1")"; then
|
|
return 1
|
|
fi
|
|
;;
|
|
esac
|
|
}
|
|
|
|
get_merge_tool_cmd () {
|
|
# Prints the custom command for a merge tool
|
|
if test -n "$1"; then
|
|
merge_tool="$1"
|
|
else
|
|
merge_tool="$(get_merge_tool)"
|
|
fi
|
|
if diff_mode; then
|
|
echo "$(git config difftool.$merge_tool.cmd ||
|
|
git config mergetool.$merge_tool.cmd)"
|
|
else
|
|
echo "$(git config mergetool.$merge_tool.cmd)"
|
|
fi
|
|
}
|
|
|
|
run_merge_tool () {
|
|
merge_tool_path="$(get_merge_tool_path "$1")" || exit
|
|
base_present="$2"
|
|
status=0
|
|
|
|
case "$1" in
|
|
kdiff3)
|
|
if merge_mode; then
|
|
if $base_present; then
|
|
("$merge_tool_path" --auto \
|
|
--L1 "$MERGED (Base)" \
|
|
--L2 "$MERGED (Local)" \
|
|
--L3 "$MERGED (Remote)" \
|
|
-o "$MERGED" \
|
|
"$BASE" "$LOCAL" "$REMOTE" \
|
|
> /dev/null 2>&1)
|
|
else
|
|
("$merge_tool_path" --auto \
|
|
--L1 "$MERGED (Local)" \
|
|
--L2 "$MERGED (Remote)" \
|
|
-o "$MERGED" \
|
|
"$LOCAL" "$REMOTE" \
|
|
> /dev/null 2>&1)
|
|
fi
|
|
status=$?
|
|
else
|
|
("$merge_tool_path" --auto \
|
|
--L1 "$MERGED (A)" \
|
|
--L2 "$MERGED (B)" "$LOCAL" "$REMOTE" \
|
|
> /dev/null 2>&1)
|
|
fi
|
|
;;
|
|
kompare)
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE"
|
|
;;
|
|
tkdiff)
|
|
if merge_mode; then
|
|
if $base_present; then
|
|
"$merge_tool_path" -a "$BASE" \
|
|
-o "$MERGED" "$LOCAL" "$REMOTE"
|
|
else
|
|
"$merge_tool_path" \
|
|
-o "$MERGED" "$LOCAL" "$REMOTE"
|
|
fi
|
|
status=$?
|
|
else
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE"
|
|
fi
|
|
;;
|
|
meld)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
"$merge_tool_path" "$LOCAL" "$MERGED" "$REMOTE"
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE"
|
|
fi
|
|
;;
|
|
diffuse)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
if $base_present; then
|
|
"$merge_tool_path" \
|
|
"$LOCAL" "$MERGED" "$REMOTE" \
|
|
"$BASE" | cat
|
|
else
|
|
"$merge_tool_path" \
|
|
"$LOCAL" "$MERGED" "$REMOTE" | cat
|
|
fi
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE" | cat
|
|
fi
|
|
;;
|
|
vimdiff)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
"$merge_tool_path" -d -c "wincmd l" \
|
|
"$LOCAL" "$MERGED" "$REMOTE"
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" -d -c "wincmd l" \
|
|
"$LOCAL" "$REMOTE"
|
|
fi
|
|
;;
|
|
gvimdiff)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
"$merge_tool_path" -d -c "wincmd l" -f \
|
|
"$LOCAL" "$MERGED" "$REMOTE"
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" -d -c "wincmd l" -f \
|
|
"$LOCAL" "$REMOTE"
|
|
fi
|
|
;;
|
|
xxdiff)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
if $base_present; then
|
|
"$merge_tool_path" -X --show-merged-pane \
|
|
-R 'Accel.SaveAsMerged: "Ctrl-S"' \
|
|
-R 'Accel.Search: "Ctrl+F"' \
|
|
-R 'Accel.SearchForward: "Ctrl-G"' \
|
|
--merged-file "$MERGED" \
|
|
"$LOCAL" "$BASE" "$REMOTE"
|
|
else
|
|
"$merge_tool_path" -X $extra \
|
|
-R 'Accel.SaveAsMerged: "Ctrl-S"' \
|
|
-R 'Accel.Search: "Ctrl+F"' \
|
|
-R 'Accel.SearchForward: "Ctrl-G"' \
|
|
--merged-file "$MERGED" \
|
|
"$LOCAL" "$REMOTE"
|
|
fi
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" \
|
|
-R 'Accel.Search: "Ctrl+F"' \
|
|
-R 'Accel.SearchForward: "Ctrl-G"' \
|
|
"$LOCAL" "$REMOTE"
|
|
fi
|
|
;;
|
|
opendiff)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
if $base_present; then
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE" \
|
|
-ancestor "$BASE" \
|
|
-merge "$MERGED" | cat
|
|
else
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE" \
|
|
-merge "$MERGED" | cat
|
|
fi
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE" | cat
|
|
fi
|
|
;;
|
|
ecmerge)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
if $base_present; then
|
|
"$merge_tool_path" "$BASE" "$LOCAL" "$REMOTE" \
|
|
--default --mode=merge3 --to="$MERGED"
|
|
else
|
|
"$merge_tool_path" "$LOCAL" "$REMOTE" \
|
|
--default --mode=merge2 --to="$MERGED"
|
|
fi
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" --default --mode=diff2 \
|
|
"$LOCAL" "$REMOTE"
|
|
fi
|
|
;;
|
|
emerge)
|
|
if merge_mode; then
|
|
if $base_present; then
|
|
"$merge_tool_path" \
|
|
-f emerge-files-with-ancestor-command \
|
|
"$LOCAL" "$REMOTE" "$BASE" \
|
|
"$(basename "$MERGED")"
|
|
else
|
|
"$merge_tool_path" \
|
|
-f emerge-files-command \
|
|
"$LOCAL" "$REMOTE" \
|
|
"$(basename "$MERGED")"
|
|
fi
|
|
status=$?
|
|
else
|
|
"$merge_tool_path" -f emerge-files-command \
|
|
"$LOCAL" "$REMOTE"
|
|
fi
|
|
;;
|
|
tortoisemerge)
|
|
if $base_present; then
|
|
touch "$BACKUP"
|
|
"$merge_tool_path" \
|
|
-base:"$BASE" -mine:"$LOCAL" \
|
|
-theirs:"$REMOTE" -merged:"$MERGED"
|
|
check_unchanged
|
|
else
|
|
echo "TortoiseMerge cannot be used without a base" 1>&2
|
|
status=1
|
|
fi
|
|
;;
|
|
araxis)
|
|
if merge_mode; then
|
|
touch "$BACKUP"
|
|
if $base_present; then
|
|
"$merge_tool_path" -wait -merge -3 -a1 \
|
|
"$BASE" "$LOCAL" "$REMOTE" "$MERGED" \
|
|
>/dev/null 2>&1
|
|
else
|
|
"$merge_tool_path" -wait -2 \
|
|
"$LOCAL" "$REMOTE" "$MERGED" \
|
|
>/dev/null 2>&1
|
|
fi
|
|
check_unchanged
|
|
else
|
|
"$merge_tool_path" -wait -2 "$LOCAL" "$REMOTE" \
|
|
>/dev/null 2>&1
|
|
fi
|
|
;;
|
|
*)
|
|
merge_tool_cmd="$(get_merge_tool_cmd "$1")"
|
|
if test -z "$merge_tool_cmd"; then
|
|
if merge_mode; then
|
|
status=1
|
|
fi
|
|
break
|
|
fi
|
|
if merge_mode; then
|
|
trust_exit_code="$(git config --bool \
|
|
mergetool."$1".trustExitCode || echo false)"
|
|
if test "$trust_exit_code" = "false"; then
|
|
touch "$BACKUP"
|
|
( eval $merge_tool_cmd )
|
|
check_unchanged
|
|
else
|
|
( eval $merge_tool_cmd )
|
|
status=$?
|
|
fi
|
|
else
|
|
( eval $merge_tool_cmd )
|
|
fi
|
|
;;
|
|
esac
|
|
return $status
|
|
}
|
|
|
|
guess_merge_tool () {
|
|
if merge_mode; then
|
|
tools="tortoisemerge"
|
|
else
|
|
tools="kompare"
|
|
fi
|
|
if test -n "$DISPLAY"; then
|
|
if test -n "$GNOME_DESKTOP_SESSION_ID" ; then
|
|
tools="meld opendiff kdiff3 tkdiff xxdiff $tools"
|
|
else
|
|
tools="opendiff kdiff3 tkdiff xxdiff meld $tools"
|
|
fi
|
|
tools="$tools gvimdiff diffuse ecmerge araxis"
|
|
fi
|
|
case "${VISUAL:-$EDITOR}" in
|
|
*vim*)
|
|
tools="$tools vimdiff emerge"
|
|
;;
|
|
*)
|
|
tools="$tools emerge vimdiff"
|
|
;;
|
|
esac
|
|
echo >&2 "merge tool candidates: $tools"
|
|
|
|
# Loop over each candidate and stop when a valid merge tool is found.
|
|
for i in $tools
|
|
do
|
|
merge_tool_path="$(translate_merge_tool_path "$i")"
|
|
if type "$merge_tool_path" > /dev/null 2>&1; then
|
|
echo "$i"
|
|
return 0
|
|
fi
|
|
done
|
|
|
|
echo >&2 "No known merge resolution program available."
|
|
return 1
|
|
}
|
|
|
|
get_configured_merge_tool () {
|
|
# Diff mode first tries diff.tool and falls back to merge.tool.
|
|
# Merge mode only checks merge.tool
|
|
if diff_mode; then
|
|
merge_tool=$(git config diff.tool || git config merge.tool)
|
|
else
|
|
merge_tool=$(git config merge.tool)
|
|
fi
|
|
if test -n "$merge_tool" && ! valid_tool "$merge_tool"; then
|
|
echo >&2 "git config option $TOOL_MODE.tool set to unknown tool: $merge_tool"
|
|
echo >&2 "Resetting to default..."
|
|
return 1
|
|
fi
|
|
echo "$merge_tool"
|
|
}
|
|
|
|
get_merge_tool_path () {
|
|
# A merge tool has been set, so verify that it's valid.
|
|
if test -n "$1"; then
|
|
merge_tool="$1"
|
|
else
|
|
merge_tool="$(get_merge_tool)"
|
|
fi
|
|
if ! valid_tool "$merge_tool"; then
|
|
echo >&2 "Unknown merge tool $merge_tool"
|
|
exit 1
|
|
fi
|
|
if diff_mode; then
|
|
merge_tool_path=$(git config difftool."$merge_tool".path ||
|
|
git config mergetool."$merge_tool".path)
|
|
else
|
|
merge_tool_path=$(git config mergetool."$merge_tool".path)
|
|
fi
|
|
if test -z "$merge_tool_path"; then
|
|
merge_tool_path="$(translate_merge_tool_path "$merge_tool")"
|
|
fi
|
|
if test -z "$(get_merge_tool_cmd "$merge_tool")" &&
|
|
! type "$merge_tool_path" > /dev/null 2>&1; then
|
|
echo >&2 "The $TOOL_MODE tool $merge_tool is not available as"\
|
|
"'$merge_tool_path'"
|
|
exit 1
|
|
fi
|
|
echo "$merge_tool_path"
|
|
}
|
|
|
|
get_merge_tool () {
|
|
# Check if a merge tool has been configured
|
|
merge_tool=$(get_configured_merge_tool)
|
|
# Try to guess an appropriate merge tool if no tool has been set.
|
|
if test -z "$merge_tool"; then
|
|
merge_tool="$(guess_merge_tool)" || exit
|
|
fi
|
|
echo "$merge_tool"
|
|
}
|