зеркало из https://github.com/microsoft/git.git
84 строки
1.9 KiB
Bash
Executable File
84 строки
1.9 KiB
Bash
Executable File
#!/bin/sh
|
|
#
|
|
# Copyright (c) 2005 Junio C Hamano
|
|
#
|
|
# Fetch one or more remote refs and merge it/them into the current HEAD.
|
|
|
|
. git-sh-setup || die "Not a git archive"
|
|
|
|
usage () {
|
|
die "git pull [-n] [-s strategy]... <repo> <head>..."
|
|
}
|
|
|
|
strategy_args= no_summary=
|
|
while case "$#,$1" in 0) break ;; *,-*) ;; *) break ;; esac
|
|
do
|
|
case "$1" in
|
|
-n|--n|--no|--no-|--no-s|--no-su|--no-sum|--no-summ|\
|
|
--no-summa|--no-summar|--no-summary)
|
|
no_summary=-n ;;
|
|
-s=*|--s=*|--st=*|--str=*|--stra=*|--strat=*|--strate=*|\
|
|
--strateg=*|--strategy=*|\
|
|
-s|--s|--st|--str|--stra|--strat|--strate|--strateg|--strategy)
|
|
case "$#,$1" in
|
|
*,*=*)
|
|
strategy=`expr "$1" : '-[^=]*=\(.*\)'` ;;
|
|
1,*)
|
|
usage ;;
|
|
*)
|
|
strategy="$2"
|
|
shift ;;
|
|
esac
|
|
strategy_args="${strategy_args}-s $strategy "
|
|
;;
|
|
-*)
|
|
usage
|
|
;;
|
|
esac
|
|
shift
|
|
done
|
|
|
|
orig_head=$(git-rev-parse --verify HEAD) || die "Pulling into a black hole?"
|
|
git-fetch --update-head-ok "$@" || exit 1
|
|
|
|
curr_head=$(git-rev-parse --verify HEAD)
|
|
if test "$curr_head" != "$orig_head"
|
|
then
|
|
# The fetch involved updating the current branch.
|
|
|
|
# The working tree and the index file is still based on the
|
|
# $orig_head commit, but we are merging into $curr_head.
|
|
# First update the working tree to match $curr_head.
|
|
|
|
echo >&2 "Warning: fetch updated the current branch head."
|
|
echo >&2 "Warning: fast forwarding your working tree."
|
|
git-read-tree -u -m "$orig_head" "$curr_head" ||
|
|
die "You need to first update your working tree."
|
|
fi
|
|
|
|
merge_head=$(sed -e '/ not-for-merge /d' \
|
|
-e 's/ .*//' "$GIT_DIR"/FETCH_HEAD | \
|
|
tr '\012' ' ')
|
|
|
|
case "$merge_head" in
|
|
'')
|
|
echo >&2 "No changes."
|
|
exit 0
|
|
;;
|
|
?*' '?*)
|
|
strategy_default_args='-s octopus'
|
|
;;
|
|
*)
|
|
strategy_default_args='-s resolve'
|
|
;;
|
|
esac
|
|
|
|
case "$strategy_args" in
|
|
'')
|
|
strategy_args=$strategy_default_args
|
|
;;
|
|
esac
|
|
|
|
merge_name=$(git-fmt-merge-msg <"$GIT_DIR/FETCH_HEAD")
|
|
git-merge $no_summary $strategy_args "$merge_name" HEAD $merge_head
|