提交 0b427693 编写于 作者: J Junio C Hamano

Merge branches 'jc/branch' and 'jc/rebase'

...@@ -3,7 +3,7 @@ ...@@ -3,7 +3,7 @@
. git-sh-setup || die "Not a git archive" . git-sh-setup || die "Not a git archive"
usage () { usage () {
echo >&2 "usage: $(basename $0)"' [-d <branch>] | [<branch> [start-point]] echo >&2 "usage: $(basename $0)"' [-d <branch>] | [[-f] <branch> [start-point]]
If no arguments, show available branches and mark current branch with a star. If no arguments, show available branches and mark current branch with a star.
If one argument, create a new branch <branchname> based off of current HEAD. If one argument, create a new branch <branchname> based off of current HEAD.
...@@ -12,11 +12,12 @@ If two arguments, create a new branch <branchname> based off of <start-point>. ...@@ -12,11 +12,12 @@ If two arguments, create a new branch <branchname> based off of <start-point>.
exit 1 exit 1
} }
headref=$(GIT_DIR="$GIT_DIR" git-symbolic-ref HEAD |
sed -e 's|^refs/heads/||')
delete_branch () { delete_branch () {
option="$1" option="$1"
shift shift
headref=$(GIT_DIR="$GIT_DIR" git-symbolic-ref HEAD |
sed -e 's|^refs/heads/||')
for branch_name for branch_name
do do
case ",$headref," in case ",$headref," in
...@@ -52,6 +53,7 @@ delete_branch () { ...@@ -52,6 +53,7 @@ delete_branch () {
exit 0 exit 0
} }
force=
while case "$#,$1" in 0,*) break ;; *,-*) ;; *) break ;; esac while case "$#,$1" in 0,*) break ;; *,-*) ;; *) break ;; esac
do do
case "$1" in case "$1" in
...@@ -59,6 +61,9 @@ do ...@@ -59,6 +61,9 @@ do
delete_branch "$@" delete_branch "$@"
exit exit
;; ;;
-f)
force="$1"
;;
--) --)
shift shift
break break
...@@ -72,8 +77,6 @@ done ...@@ -72,8 +77,6 @@ done
case "$#" in case "$#" in
0) 0)
headref=$(GIT_DIR="$GIT_DIR" git-symbolic-ref HEAD |
sed -e 's|^refs/heads/||')
git-rev-parse --symbolic --all | git-rev-parse --symbolic --all |
sed -ne 's|^refs/heads/||p' | sed -ne 's|^refs/heads/||p' |
sort | sort |
...@@ -97,10 +100,18 @@ branchname="$1" ...@@ -97,10 +100,18 @@ branchname="$1"
rev=$(git-rev-parse --verify "$head") || exit rev=$(git-rev-parse --verify "$head") || exit
[ -e "$GIT_DIR/refs/heads/$branchname" ] &&
die "$branchname already exists."
git-check-ref-format "heads/$branchname" || git-check-ref-format "heads/$branchname" ||
die "we do not like '$branchname' as a branch name." die "we do not like '$branchname' as a branch name."
if [ -e "$GIT_DIR/refs/heads/$branchname" ]
then
if test '' = "$force"
then
die "$branchname already exists."
elif test "$branchname" = "$headref"
then
die "cannot force-update the current branch."
fi
fi
git update-ref "refs/heads/$branchname" $rev git update-ref "refs/heads/$branchname" $rev
...@@ -5,65 +5,25 @@ ...@@ -5,65 +5,25 @@
. git-sh-setup || die "Not a git archive." . git-sh-setup || die "Not a git archive."
usage="usage: $0 "'<upstream> [<head>] # The other head is given
other=$(git-rev-parse --verify "$1^0") || exit
Uses output from git-cherry to rebase local commits to the new head of
upstream tree.'
case "$#,$1" in
1,*..*)
upstream=$(expr "$1" : '\(.*\)\.\.') ours=$(expr "$1" : '.*\.\.\(.*\)$')
set x "$upstream" "$ours"
shift ;;
esac
# The tree must be really really clean.
git-update-index --refresh || exit git-update-index --refresh || exit
diff=$(git-diff-index --cached --name-status -r HEAD)
case "$different" in
?*) echo "$diff"
exit 1
;;
esac
# If the branch to rebase is given, first switch to it.
case "$#" in case "$#" in
1) ours_symbolic=HEAD ;; 2)
2) ours_symbolic="$2" ;; git-checkout "$2" || exit
*) die "$usage" ;;
esac esac
upstream=`git-rev-parse --verify "$1"` && # Rewind the head to "$other"
ours=`git-rev-parse --verify "$ours_symbolic"` || exit git-reset --hard "$other"
different1=$(git-diff-index --name-only --cached "$ours") && git-format-patch -k --stdout --full-index "$other" ORIG_HEAD |
different2=$(git-diff-index --name-only "$ours") && git am --binary -3 -k
test "$different1$different2" = "" ||
die "Your working tree does not match $ours_symbolic."
git-read-tree -m -u $ours $upstream &&
new_head=$(git-rev-parse --verify "$upstream^0") &&
git-update-ref HEAD "$new_head" || exit
tmp=.rebase-tmp$$
fail=$tmp-fail
trap "rm -rf $tmp-*" 1 2 3 15
>$fail
git-cherry -v $upstream $ours |
while read sign commit msg
do
case "$sign" in
-)
echo >&2 "* Already applied: $msg"
continue ;;
esac
echo >&2 "* Applying: $msg"
S=$(git-rev-parse --verify HEAD) &&
git-cherry-pick --replay $commit || {
echo >&2 "* Not applying the patch and continuing."
echo $commit >>$fail
git-reset --hard $S
}
done
if test -s $fail
then
echo >&2 Some commits could not be rebased, check by hand:
cat >&2 $fail
echo >&2 "(the same list of commits are found in $tmp)"
exit 1
else
rm -f $fail
fi
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