| #!/bin/sh |
| # |
| # Copyright (c) 2005 Junio C Hamano. |
| # |
| |
| . git-sh-setup-script || die "Not a git archive." |
| |
| usage="usage: $0 "'<upstream> [<head>] |
| |
| Uses output from git-cherry to rebase local commits to the new head of |
| upstream tree.' |
| |
| case "$#,$1" in |
| 1,*..*) |
| upstream=$(expr "$1" : '\(.*\)\.\.') ours=$(expr "$1" : '.*\.\.\(.*\)$') |
| set x "$upstream" "$ours" |
| shift ;; |
| esac |
| |
| case "$#" in |
| 1) upstream=`git-rev-parse --verify "$1"` && |
| ours=`git-rev-parse --verify HEAD` || exit |
| ;; |
| 2) upstream=`git-rev-parse --verify "$1"` && |
| ours=`git-rev-parse --verify "$2"` || exit |
| ;; |
| *) echo >&2 "$usage"; exit 1 ;; |
| esac |
| |
| git-read-tree -m -u $ours $upstream && |
| echo "$upstream" >"$GIT_DIR/HEAD" || exit |
| |
| tmp=.rebase-tmp$$ |
| fail=$tmp-fail |
| trap "rm -rf $tmp-*" 0 1 2 3 15 |
| |
| >$fail |
| |
| git-cherry $upstream $ours | |
| while read sign commit |
| do |
| case "$sign" in |
| -) continue ;; |
| esac |
| S=`cat "$GIT_DIR/HEAD"` && |
| GIT_EXTERNAL_DIFF=git-apply-patch-script git-diff-tree -p $commit && |
| git-commit-script -C "$commit" || { |
| echo $commit >>$fail |
| git-read-tree --reset -u $S |
| } |
| done |
| if test -s $fail |
| then |
| echo Some commits could not be rebased, check by hand: |
| cat $fail |
| fi |
