2007-06-25 00:11:14 +00:00
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#!/bin/sh
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#
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# Copyright (c) 2006 Johannes E. Schindelin
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# SHORT DESCRIPTION
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#
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# This script makes it easy to fix up commits in the middle of a series,
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# and rearrange commits.
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#
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# The original idea comes from Eric W. Biederman, in
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# http://article.gmane.org/gmane.comp.version-control.git/22407
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2008-07-12 15:48:20 +00:00
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OPTIONS_KEEPDASHDASH=
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OPTIONS_SPEC="\
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git-rebase [-i] [options] [--] <upstream> [<branch>]
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git-rebase [-i] (--continue | --abort | --skip)
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--
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Available options are
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v,verbose display a diffstat of what changed upstream
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onto= rebase onto given branch instead of upstream
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p,preserve-merges try to recreate merges instead of ignoring them
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s,strategy= use the given merge strategy
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m,merge always used (no-op)
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i,interactive always used (no-op)
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Actions:
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continue continue rebasing process
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abort abort rebasing process and restore original branch
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skip skip current patch and continue rebasing process
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"
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2007-06-25 00:11:14 +00:00
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. git-sh-setup
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require_work_tree
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2008-07-16 01:33:44 +00:00
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DOTEST="$GIT_DIR/rebase-merge"
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2007-07-28 23:44:40 +00:00
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TODO="$DOTEST"/git-rebase-todo
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2007-06-25 00:11:14 +00:00
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DONE="$DOTEST"/done
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2007-07-21 17:09:41 +00:00
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MSG="$DOTEST"/message
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SQUASH_MSG="$DOTEST"/message-squash
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2007-06-25 17:59:43 +00:00
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REWRITTEN="$DOTEST"/rewritten
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2008-10-06 04:26:52 +00:00
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DROPPED="$DOTEST"/dropped
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2007-06-25 17:59:43 +00:00
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PRESERVE_MERGES=
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2007-06-25 00:11:14 +00:00
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STRATEGY=
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2008-07-12 15:48:20 +00:00
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ONTO=
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2007-06-25 00:11:14 +00:00
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VERBOSE=
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2007-11-28 08:06:36 +00:00
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GIT_CHERRY_PICK_HELP=" After resolving the conflicts,
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mark the corrected paths with 'git add <paths>', and
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run 'git rebase --continue'"
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export GIT_CHERRY_PICK_HELP
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2007-06-25 00:11:14 +00:00
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warn () {
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echo "$*" >&2
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}
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2007-07-23 22:45:49 +00:00
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output () {
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case "$VERBOSE" in
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'')
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2007-09-26 01:30:13 +00:00
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output=$("$@" 2>&1 )
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2007-07-23 22:45:49 +00:00
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status=$?
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2007-09-26 01:30:13 +00:00
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test $status != 0 && printf "%s\n" "$output"
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2007-07-23 22:45:49 +00:00
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return $status
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2007-09-25 15:42:51 +00:00
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;;
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2007-07-23 22:45:49 +00:00
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*)
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"$@"
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2007-09-25 15:42:51 +00:00
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;;
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2007-07-23 22:45:49 +00:00
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esac
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}
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2008-10-06 05:14:24 +00:00
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run_pre_rebase_hook () {
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if test -x "$GIT_DIR/hooks/pre-rebase"
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then
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"$GIT_DIR/hooks/pre-rebase" ${1+"$@"} || {
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echo >&2 "The pre-rebase hook refused to rebase."
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exit 1
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}
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fi
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}
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2007-06-25 00:11:14 +00:00
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require_clean_work_tree () {
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# test if working tree is dirty
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git rev-parse --verify HEAD > /dev/null &&
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2008-05-14 17:03:59 +00:00
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git update-index --ignore-submodules --refresh &&
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git diff-files --quiet --ignore-submodules &&
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git diff-index --cached --quiet HEAD --ignore-submodules -- ||
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2007-06-25 00:11:14 +00:00
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die "Working tree is dirty"
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}
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ORIG_REFLOG_ACTION="$GIT_REFLOG_ACTION"
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comment_for_reflog () {
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case "$ORIG_REFLOG_ACTION" in
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''|rebase*)
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GIT_REFLOG_ACTION="rebase -i ($1)"
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export GIT_REFLOG_ACTION
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2007-09-25 15:42:51 +00:00
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;;
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2007-06-25 00:11:14 +00:00
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esac
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}
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2008-01-15 04:01:21 +00:00
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last_count=
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2007-06-25 00:11:14 +00:00
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mark_action_done () {
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sed -e 1q < "$TODO" >> "$DONE"
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sed -e 1d < "$TODO" >> "$TODO".new
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mv -f "$TODO".new "$TODO"
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2008-03-12 21:32:17 +00:00
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count=$(grep -c '^[^#]' < "$DONE")
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total=$(($count+$(grep -c '^[^#]' < "$TODO")))
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2008-01-15 04:01:21 +00:00
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if test "$last_count" != "$count"
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then
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last_count=$count
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printf "Rebasing (%d/%d)\r" $count $total
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test -z "$VERBOSE" || echo
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fi
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2007-06-25 00:11:14 +00:00
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}
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make_patch () {
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2007-09-25 15:42:36 +00:00
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parent_sha1=$(git rev-parse --verify "$1"^) ||
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die "Cannot get patch for $1^"
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2007-10-09 12:59:43 +00:00
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git diff-tree -p "$parent_sha1".."$1" > "$DOTEST"/patch
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2007-09-25 15:42:36 +00:00
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test -f "$DOTEST"/message ||
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git cat-file commit "$1" | sed "1,/^$/d" > "$DOTEST"/message
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test -f "$DOTEST"/author-script ||
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get_author_ident_from_commit "$1" > "$DOTEST"/author-script
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2007-06-25 00:11:14 +00:00
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}
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die_with_patch () {
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make_patch "$1"
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2007-11-22 11:18:10 +00:00
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git rerere
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2007-06-25 00:11:14 +00:00
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die "$2"
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}
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2007-06-25 17:56:55 +00:00
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die_abort () {
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rm -rf "$DOTEST"
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die "$1"
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}
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2007-09-25 15:42:51 +00:00
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has_action () {
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2008-03-12 21:32:17 +00:00
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grep '^[^#]' "$1" >/dev/null
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2007-09-25 15:42:51 +00:00
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}
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2007-06-25 00:11:14 +00:00
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pick_one () {
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2007-08-23 08:55:41 +00:00
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no_ff=
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case "$1" in -n) sha1=$2; no_ff=t ;; *) sha1=$1 ;; esac
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2007-07-23 22:45:49 +00:00
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output git rev-parse --verify $sha1 || die "Invalid commit name: $sha1"
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2007-06-25 17:59:43 +00:00
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test -d "$REWRITTEN" &&
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pick_one_preserving_merges "$@" && return
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2007-09-25 15:42:51 +00:00
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parent_sha1=$(git rev-parse --verify $sha1^) ||
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die "Could not get the parent of $sha1"
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2007-06-25 00:11:14 +00:00
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current_sha1=$(git rev-parse --verify HEAD)
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2007-10-15 17:48:27 +00:00
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if test "$no_ff$current_sha1" = "$parent_sha1"; then
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2007-07-23 22:45:49 +00:00
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output git reset --hard $sha1
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test "a$1" = a-n && output git reset --soft $current_sha1
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2007-06-25 00:11:14 +00:00
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sha1=$(git rev-parse --short $sha1)
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2007-07-23 22:45:49 +00:00
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output warn Fast forward to $sha1
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2007-06-25 00:11:14 +00:00
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else
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2007-10-31 02:20:31 +00:00
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output git cherry-pick "$@"
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2007-06-25 00:11:14 +00:00
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fi
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}
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2007-06-25 17:59:43 +00:00
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pick_one_preserving_merges () {
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2008-08-13 21:41:23 +00:00
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fast_forward=t
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case "$1" in
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-n)
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fast_forward=f
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sha1=$2
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;;
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*)
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sha1=$1
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;;
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esac
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2007-06-25 17:59:43 +00:00
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sha1=$(git rev-parse $sha1)
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2007-07-24 02:18:28 +00:00
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if test -f "$DOTEST"/current-commit
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2007-06-25 17:59:43 +00:00
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then
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2008-10-15 07:44:36 +00:00
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if [ "$fast_forward" == "t" ]
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then
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cat "$DOTEST"/current-commit | while read current_commit
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do
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git rev-parse HEAD > "$REWRITTEN"/$current_commit
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done
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rm "$DOTEST"/current-commit ||
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die "Cannot write current commit's replacement sha1"
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fi
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2007-06-25 17:59:43 +00:00
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fi
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2008-10-15 07:44:36 +00:00
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echo $sha1 >> "$DOTEST"/current-commit
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2008-08-13 21:41:24 +00:00
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2007-06-25 17:59:43 +00:00
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# rewrite parents; if none were rewritten, we can fast-forward.
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new_parents=
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2008-10-06 04:26:52 +00:00
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pend=" $(git rev-list --parents -1 $sha1 | cut -d' ' -f2-)"
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while [ "$pend" != "" ]
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2007-06-25 17:59:43 +00:00
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do
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2008-10-06 04:26:52 +00:00
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p=$(expr "$pend" : ' \([^ ]*\)')
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pend="${pend# $p}"
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2007-07-24 02:18:28 +00:00
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if test -f "$REWRITTEN"/$p
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2007-06-25 17:59:43 +00:00
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then
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new_p=$(cat "$REWRITTEN"/$p)
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test $p != $new_p && fast_forward=f
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case "$new_parents" in
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*$new_p*)
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;; # do nothing; that parent is already there
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*)
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new_parents="$new_parents $new_p"
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2007-09-25 15:42:51 +00:00
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;;
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2007-06-25 17:59:43 +00:00
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esac
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2008-07-16 01:51:49 +00:00
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else
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2008-10-06 04:26:52 +00:00
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if test -f "$DROPPED"/$p
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then
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fast_forward=f
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pend=" $(cat "$DROPPED"/$p)$pend"
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else
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new_parents="$new_parents $p"
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fi
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2007-06-25 17:59:43 +00:00
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fi
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done
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case $fast_forward in
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t)
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2007-07-23 22:45:49 +00:00
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output warn "Fast forward to $sha1"
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2008-08-13 21:41:23 +00:00
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output git reset --hard $sha1 ||
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die "Cannot fast forward to $sha1"
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2007-06-25 17:59:43 +00:00
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;;
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f)
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test "a$1" = a-n && die "Refusing to squash a merge: $sha1"
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2007-09-25 15:42:51 +00:00
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first_parent=$(expr "$new_parents" : ' \([^ ]*\)')
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2007-06-25 17:59:43 +00:00
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# detach HEAD to current parent
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2007-07-23 22:45:49 +00:00
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output git checkout $first_parent 2> /dev/null ||
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2007-06-25 17:59:43 +00:00
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die "Cannot move HEAD to $first_parent"
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case "$new_parents" in
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2007-09-25 15:42:51 +00:00
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' '*' '*)
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2007-06-25 17:59:43 +00:00
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# redo merge
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author_script=$(get_author_ident_from_commit $sha1)
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eval "$author_script"
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2007-09-25 15:42:51 +00:00
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msg="$(git cat-file commit $sha1 | sed -e '1,/^$/d')"
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2007-10-31 02:20:32 +00:00
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# No point in merging the first parent, that's HEAD
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new_parents=${new_parents# $first_parent}
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2007-09-25 15:43:44 +00:00
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if ! GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \
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GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \
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GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \
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output git merge $STRATEGY -m "$msg" \
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$new_parents
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2007-06-25 17:59:43 +00:00
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then
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2007-11-22 11:18:10 +00:00
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git rerere
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2007-09-25 15:42:51 +00:00
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printf "%s\n" "$msg" > "$GIT_DIR"/MERGE_MSG
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2007-07-08 02:01:29 +00:00
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die Error redoing merge $sha1
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2007-06-25 17:59:43 +00:00
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fi
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;;
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*)
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2007-10-31 02:20:31 +00:00
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output git cherry-pick "$@" ||
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2007-06-25 17:59:43 +00:00
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die_with_patch $sha1 "Could not pick $sha1"
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2007-09-25 15:42:51 +00:00
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;;
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2007-06-25 17:59:43 +00:00
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esac
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2007-09-25 15:42:51 +00:00
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;;
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2007-06-25 17:59:43 +00:00
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esac
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}
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2007-07-21 17:09:41 +00:00
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nth_string () {
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case "$1" in
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*1[0-9]|*[04-9]) echo "$1"th;;
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*1) echo "$1"st;;
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*2) echo "$1"nd;;
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*3) echo "$1"rd;;
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esac
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}
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make_squash_message () {
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2007-07-24 02:18:28 +00:00
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if test -f "$SQUASH_MSG"; then
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2007-09-01 09:17:28 +00:00
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COUNT=$(($(sed -n "s/^# This is [^0-9]*\([1-9][0-9]*\).*/\1/p" \
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2008-03-12 21:34:34 +00:00
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< "$SQUASH_MSG" | sed -ne '$p')+1))
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2007-07-21 17:09:41 +00:00
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echo "# This is a combination of $COUNT commits."
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2007-12-30 20:37:59 +00:00
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sed -e 1d -e '2,/^./{
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/^$/d
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}' <"$SQUASH_MSG"
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2007-07-21 17:09:41 +00:00
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else
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COUNT=2
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echo "# This is a combination of two commits."
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echo "# The first commit's message is:"
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echo
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git cat-file commit HEAD | sed -e '1,/^$/d'
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fi
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2007-12-30 20:37:59 +00:00
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echo
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2007-07-21 17:09:41 +00:00
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echo "# This is the $(nth_string $COUNT) commit message:"
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echo
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git cat-file commit $1 | sed -e '1,/^$/d'
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}
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peek_next_command () {
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sed -n "1s/ .*$//p" < "$TODO"
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}
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2007-06-25 00:11:14 +00:00
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do_next () {
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2007-09-25 15:42:51 +00:00
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rm -f "$DOTEST"/message "$DOTEST"/author-script \
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"$DOTEST"/amend || exit
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2007-06-25 00:11:14 +00:00
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read command sha1 rest < "$TODO"
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case "$command" in
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2008-10-10 11:42:12 +00:00
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'#'*|''|noop)
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2007-06-25 00:11:14 +00:00
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mark_action_done
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|
;;
|
2007-09-29 02:32:11 +00:00
|
|
|
pick|p)
|
2007-06-25 00:11:14 +00:00
|
|
|
comment_for_reflog pick
|
|
|
|
|
|
|
|
mark_action_done
|
|
|
|
pick_one $sha1 ||
|
|
|
|
die_with_patch $sha1 "Could not apply $sha1... $rest"
|
|
|
|
;;
|
2007-09-29 02:32:11 +00:00
|
|
|
edit|e)
|
2007-06-25 00:11:14 +00:00
|
|
|
comment_for_reflog edit
|
|
|
|
|
|
|
|
mark_action_done
|
|
|
|
pick_one $sha1 ||
|
|
|
|
die_with_patch $sha1 "Could not apply $sha1... $rest"
|
|
|
|
make_patch $sha1
|
2008-09-09 12:05:26 +00:00
|
|
|
git rev-parse --verify HEAD > "$DOTEST"/amend
|
2008-07-23 07:46:35 +00:00
|
|
|
warn "Stopped at $sha1... $rest"
|
2007-06-25 00:11:14 +00:00
|
|
|
warn "You can amend the commit now, with"
|
|
|
|
warn
|
|
|
|
warn " git commit --amend"
|
|
|
|
warn
|
2008-02-27 12:50:22 +00:00
|
|
|
warn "Once you are satisfied with your changes, run"
|
|
|
|
warn
|
|
|
|
warn " git rebase --continue"
|
|
|
|
warn
|
2007-06-25 00:11:14 +00:00
|
|
|
exit 0
|
|
|
|
;;
|
2007-09-29 02:32:11 +00:00
|
|
|
squash|s)
|
2007-06-25 00:11:14 +00:00
|
|
|
comment_for_reflog squash
|
|
|
|
|
2007-09-25 15:42:51 +00:00
|
|
|
has_action "$DONE" ||
|
2007-06-25 00:11:14 +00:00
|
|
|
die "Cannot 'squash' without a previous commit"
|
|
|
|
|
|
|
|
mark_action_done
|
2007-07-21 17:09:41 +00:00
|
|
|
make_squash_message $sha1 > "$MSG"
|
2008-10-03 00:08:21 +00:00
|
|
|
failed=f
|
|
|
|
author_script=$(get_author_ident_from_commit HEAD)
|
|
|
|
output git reset --soft HEAD^
|
|
|
|
pick_one -n $sha1 || failed=t
|
2007-07-21 17:09:41 +00:00
|
|
|
case "$(peek_next_command)" in
|
2007-09-29 02:32:11 +00:00
|
|
|
squash|s)
|
2007-07-21 17:09:41 +00:00
|
|
|
EDIT_COMMIT=
|
2007-07-26 06:35:51 +00:00
|
|
|
USE_OUTPUT=output
|
2008-10-03 00:08:21 +00:00
|
|
|
MSG_OPT=-F
|
|
|
|
MSG_FILE="$MSG"
|
2007-07-21 17:09:41 +00:00
|
|
|
cp "$MSG" "$SQUASH_MSG"
|
2007-09-25 15:42:51 +00:00
|
|
|
;;
|
2007-07-21 17:09:41 +00:00
|
|
|
*)
|
|
|
|
EDIT_COMMIT=-e
|
2007-07-26 06:35:51 +00:00
|
|
|
USE_OUTPUT=
|
2008-10-03 00:08:21 +00:00
|
|
|
MSG_OPT=
|
|
|
|
MSG_FILE=
|
2007-09-25 15:42:51 +00:00
|
|
|
rm -f "$SQUASH_MSG" || exit
|
2008-10-03 09:33:20 +00:00
|
|
|
cp "$MSG" "$GIT_DIR"/SQUASH_MSG
|
2008-10-03 00:08:21 +00:00
|
|
|
rm -f "$GIT_DIR"/MERGE_MSG || exit
|
2007-09-25 15:42:51 +00:00
|
|
|
;;
|
2007-07-21 17:09:41 +00:00
|
|
|
esac
|
2007-07-08 02:01:29 +00:00
|
|
|
echo "$author_script" > "$DOTEST"/author-script
|
2007-12-19 06:45:00 +00:00
|
|
|
if test $failed = f
|
|
|
|
then
|
2007-06-25 00:11:14 +00:00
|
|
|
# This is like --amend, but with a different message
|
|
|
|
eval "$author_script"
|
2007-09-25 15:43:44 +00:00
|
|
|
GIT_AUTHOR_NAME="$GIT_AUTHOR_NAME" \
|
|
|
|
GIT_AUTHOR_EMAIL="$GIT_AUTHOR_EMAIL" \
|
|
|
|
GIT_AUTHOR_DATE="$GIT_AUTHOR_DATE" \
|
2008-10-03 00:08:21 +00:00
|
|
|
$USE_OUTPUT git commit --no-verify $MSG_OPT "$MSG_FILE" $EDIT_COMMIT || failed=t
|
2007-12-19 06:45:00 +00:00
|
|
|
fi
|
|
|
|
if test $failed = t
|
|
|
|
then
|
2007-06-25 00:11:14 +00:00
|
|
|
cp "$MSG" "$GIT_DIR"/MERGE_MSG
|
|
|
|
warn
|
|
|
|
warn "Could not apply $sha1... $rest"
|
|
|
|
die_with_patch $sha1 ""
|
2007-12-19 06:45:00 +00:00
|
|
|
fi
|
2007-06-25 00:11:14 +00:00
|
|
|
;;
|
|
|
|
*)
|
|
|
|
warn "Unknown command: $command $sha1 $rest"
|
|
|
|
die_with_patch $sha1 "Please fix this in the file $TODO."
|
2007-09-25 15:42:51 +00:00
|
|
|
;;
|
2007-06-25 00:11:14 +00:00
|
|
|
esac
|
|
|
|
test -s "$TODO" && return
|
|
|
|
|
2007-06-25 17:58:28 +00:00
|
|
|
comment_for_reflog finish &&
|
|
|
|
HEADNAME=$(cat "$DOTEST"/head-name) &&
|
|
|
|
OLDHEAD=$(cat "$DOTEST"/head) &&
|
|
|
|
SHORTONTO=$(git rev-parse --short $(cat "$DOTEST"/onto)) &&
|
2008-10-15 07:44:35 +00:00
|
|
|
NEWHEAD=$(git rev-parse HEAD) &&
|
2007-09-25 15:43:15 +00:00
|
|
|
case $HEADNAME in
|
|
|
|
refs/*)
|
|
|
|
message="$GIT_REFLOG_ACTION: $HEADNAME onto $SHORTONTO)" &&
|
|
|
|
git update-ref -m "$message" $HEADNAME $NEWHEAD $OLDHEAD &&
|
|
|
|
git symbolic-ref HEAD $HEADNAME
|
|
|
|
;;
|
|
|
|
esac && {
|
2007-07-08 02:02:13 +00:00
|
|
|
test ! -f "$DOTEST"/verbose ||
|
2007-10-09 12:59:43 +00:00
|
|
|
git diff-tree --stat $(cat "$DOTEST"/head)..HEAD
|
2007-07-08 02:02:13 +00:00
|
|
|
} &&
|
2007-06-25 00:11:14 +00:00
|
|
|
rm -rf "$DOTEST" &&
|
2007-09-25 15:43:15 +00:00
|
|
|
git gc --auto &&
|
2007-06-25 00:11:14 +00:00
|
|
|
warn "Successfully rebased and updated $HEADNAME."
|
|
|
|
|
|
|
|
exit
|
|
|
|
}
|
|
|
|
|
|
|
|
do_rest () {
|
|
|
|
while :
|
|
|
|
do
|
|
|
|
do_next
|
|
|
|
done
|
|
|
|
}
|
|
|
|
|
2008-07-12 15:48:20 +00:00
|
|
|
# check if no other options are set
|
|
|
|
is_standalone () {
|
|
|
|
test $# -eq 2 -a "$2" = '--' &&
|
|
|
|
test -z "$ONTO" &&
|
|
|
|
test -z "$PRESERVE_MERGES" &&
|
|
|
|
test -z "$STRATEGY" &&
|
|
|
|
test -z "$VERBOSE"
|
|
|
|
}
|
|
|
|
|
|
|
|
get_saved_options () {
|
|
|
|
test -d "$REWRITTEN" && PRESERVE_MERGES=t
|
|
|
|
test -f "$DOTEST"/strategy && STRATEGY="$(cat "$DOTEST"/strategy)"
|
|
|
|
test -f "$DOTEST"/verbose && VERBOSE=t
|
|
|
|
}
|
|
|
|
|
2007-09-23 20:42:08 +00:00
|
|
|
while test $# != 0
|
2007-06-25 00:11:14 +00:00
|
|
|
do
|
|
|
|
case "$1" in
|
|
|
|
--continue)
|
2008-07-12 15:48:20 +00:00
|
|
|
is_standalone "$@" || usage
|
|
|
|
get_saved_options
|
2007-06-25 00:11:14 +00:00
|
|
|
comment_for_reflog continue
|
|
|
|
|
|
|
|
test -d "$DOTEST" || die "No interactive rebase running"
|
|
|
|
|
2007-12-30 20:51:42 +00:00
|
|
|
# Sanity check
|
|
|
|
git rev-parse --verify HEAD >/dev/null ||
|
|
|
|
die "Cannot read HEAD"
|
2008-05-14 17:03:59 +00:00
|
|
|
git update-index --ignore-submodules --refresh &&
|
|
|
|
git diff-files --quiet --ignore-submodules ||
|
2007-12-30 20:51:42 +00:00
|
|
|
die "Working tree is dirty"
|
|
|
|
|
|
|
|
# do we have anything to commit?
|
2008-05-14 17:03:59 +00:00
|
|
|
if git diff-index --cached --quiet --ignore-submodules HEAD --
|
2007-12-20 07:12:12 +00:00
|
|
|
then
|
2007-12-30 20:51:42 +00:00
|
|
|
: Nothing to commit -- skip this
|
|
|
|
else
|
|
|
|
. "$DOTEST"/author-script ||
|
|
|
|
die "Cannot find the author identity"
|
2008-09-08 20:42:48 +00:00
|
|
|
amend=
|
2007-12-30 20:51:42 +00:00
|
|
|
if test -f "$DOTEST"/amend
|
|
|
|
then
|
2008-09-08 20:42:48 +00:00
|
|
|
amend=$(git rev-parse --verify HEAD)
|
2008-09-09 12:05:26 +00:00
|
|
|
test "$amend" = $(cat "$DOTEST"/amend) ||
|
|
|
|
die "\
|
|
|
|
You have uncommitted changes in your working tree. Please, commit them
|
|
|
|
first and then run 'git rebase --continue' again."
|
2007-12-30 20:51:42 +00:00
|
|
|
git reset --soft HEAD^ ||
|
|
|
|
die "Cannot rewind the HEAD"
|
|
|
|
fi
|
|
|
|
export GIT_AUTHOR_NAME GIT_AUTHOR_EMAIL GIT_AUTHOR_DATE &&
|
2008-09-08 20:42:48 +00:00
|
|
|
git commit --no-verify -F "$DOTEST"/message -e || {
|
|
|
|
test -n "$amend" && git reset --soft $amend
|
|
|
|
die "Could not commit staged changes."
|
|
|
|
}
|
2007-12-20 07:12:12 +00:00
|
|
|
fi
|
2007-07-08 02:01:29 +00:00
|
|
|
|
2007-06-25 00:11:14 +00:00
|
|
|
require_clean_work_tree
|
|
|
|
do_rest
|
|
|
|
;;
|
|
|
|
--abort)
|
2008-07-12 15:48:20 +00:00
|
|
|
is_standalone "$@" || usage
|
|
|
|
get_saved_options
|
2007-06-25 00:11:14 +00:00
|
|
|
comment_for_reflog abort
|
|
|
|
|
2007-11-22 11:18:10 +00:00
|
|
|
git rerere clear
|
2007-06-25 00:11:14 +00:00
|
|
|
test -d "$DOTEST" || die "No interactive rebase running"
|
|
|
|
|
|
|
|
HEADNAME=$(cat "$DOTEST"/head-name)
|
|
|
|
HEAD=$(cat "$DOTEST"/head)
|
2007-09-25 15:43:15 +00:00
|
|
|
case $HEADNAME in
|
|
|
|
refs/*)
|
|
|
|
git symbolic-ref HEAD $HEADNAME
|
|
|
|
;;
|
|
|
|
esac &&
|
2007-07-23 22:45:49 +00:00
|
|
|
output git reset --hard $HEAD &&
|
2007-06-25 00:11:14 +00:00
|
|
|
rm -rf "$DOTEST"
|
|
|
|
exit
|
|
|
|
;;
|
|
|
|
--skip)
|
2008-07-12 15:48:20 +00:00
|
|
|
is_standalone "$@" || usage
|
|
|
|
get_saved_options
|
2007-06-25 00:11:14 +00:00
|
|
|
comment_for_reflog skip
|
|
|
|
|
2007-11-22 11:18:10 +00:00
|
|
|
git rerere clear
|
2007-06-25 00:11:14 +00:00
|
|
|
test -d "$DOTEST" || die "No interactive rebase running"
|
|
|
|
|
2007-07-23 22:45:49 +00:00
|
|
|
output git reset --hard && do_rest
|
2007-06-25 00:11:14 +00:00
|
|
|
;;
|
2008-07-12 15:48:20 +00:00
|
|
|
-s)
|
2007-06-25 00:11:14 +00:00
|
|
|
case "$#,$1" in
|
|
|
|
*,*=*)
|
2007-11-08 21:47:36 +00:00
|
|
|
STRATEGY="-s "$(expr "z$1" : 'z-[^=]*=\(.*\)') ;;
|
2007-06-25 00:11:14 +00:00
|
|
|
1,*)
|
|
|
|
usage ;;
|
|
|
|
*)
|
|
|
|
STRATEGY="-s $2"
|
|
|
|
shift ;;
|
|
|
|
esac
|
|
|
|
;;
|
2008-07-12 15:48:20 +00:00
|
|
|
-m)
|
2007-06-25 00:11:14 +00:00
|
|
|
# we use merge anyway
|
|
|
|
;;
|
2008-07-12 15:48:20 +00:00
|
|
|
-v)
|
2007-06-25 00:11:14 +00:00
|
|
|
VERBOSE=t
|
|
|
|
;;
|
2008-07-12 15:48:20 +00:00
|
|
|
-p)
|
2007-06-25 17:59:43 +00:00
|
|
|
PRESERVE_MERGES=t
|
|
|
|
;;
|
2008-07-12 15:48:20 +00:00
|
|
|
-i)
|
2007-06-25 00:11:14 +00:00
|
|
|
# yeah, we know
|
|
|
|
;;
|
2008-07-12 15:48:20 +00:00
|
|
|
--onto)
|
|
|
|
shift
|
|
|
|
ONTO=$(git rev-parse --verify "$1") ||
|
|
|
|
die "Does not point to a valid commit: $1"
|
2007-06-25 00:11:14 +00:00
|
|
|
;;
|
2008-07-12 15:48:20 +00:00
|
|
|
--)
|
|
|
|
shift
|
2008-10-06 05:14:24 +00:00
|
|
|
run_pre_rebase_hook ${1+"$@"}
|
2008-07-12 15:48:20 +00:00
|
|
|
test $# -eq 1 -o $# -eq 2 || usage
|
2007-06-25 00:11:14 +00:00
|
|
|
test -d "$DOTEST" &&
|
|
|
|
die "Interactive rebase already started"
|
|
|
|
|
|
|
|
git var GIT_COMMITTER_IDENT >/dev/null ||
|
|
|
|
die "You need to set your committer info first"
|
|
|
|
|
|
|
|
comment_for_reflog start
|
|
|
|
|
|
|
|
require_clean_work_tree
|
|
|
|
|
2008-06-02 14:01:40 +00:00
|
|
|
UPSTREAM=$(git rev-parse --verify "$1") || die "Invalid base"
|
|
|
|
test -z "$ONTO" && ONTO=$UPSTREAM
|
|
|
|
|
2007-07-24 02:18:28 +00:00
|
|
|
if test ! -z "$2"
|
2007-06-25 00:11:14 +00:00
|
|
|
then
|
2007-07-23 22:45:49 +00:00
|
|
|
output git show-ref --verify --quiet "refs/heads/$2" ||
|
2007-06-25 00:11:14 +00:00
|
|
|
die "Invalid branchname: $2"
|
2007-07-23 22:45:49 +00:00
|
|
|
output git checkout "$2" ||
|
2007-06-25 00:11:14 +00:00
|
|
|
die "Could not checkout $2"
|
|
|
|
fi
|
|
|
|
|
|
|
|
HEAD=$(git rev-parse --verify HEAD) || die "No HEAD?"
|
2007-09-26 01:30:13 +00:00
|
|
|
mkdir "$DOTEST" || die "Could not create temporary $DOTEST"
|
|
|
|
|
2007-06-25 00:11:14 +00:00
|
|
|
: > "$DOTEST"/interactive || die "Could not mark as interactive"
|
2007-09-25 15:43:15 +00:00
|
|
|
git symbolic-ref HEAD > "$DOTEST"/head-name 2> /dev/null ||
|
|
|
|
echo "detached HEAD" > "$DOTEST"/head-name
|
2007-06-25 00:11:14 +00:00
|
|
|
|
|
|
|
echo $HEAD > "$DOTEST"/head
|
|
|
|
echo $UPSTREAM > "$DOTEST"/upstream
|
|
|
|
echo $ONTO > "$DOTEST"/onto
|
2007-07-08 02:02:47 +00:00
|
|
|
test -z "$STRATEGY" || echo "$STRATEGY" > "$DOTEST"/strategy
|
2007-06-25 00:11:14 +00:00
|
|
|
test t = "$VERBOSE" && : > "$DOTEST"/verbose
|
2007-07-24 02:18:28 +00:00
|
|
|
if test t = "$PRESERVE_MERGES"
|
2007-06-25 17:59:43 +00:00
|
|
|
then
|
|
|
|
# $REWRITTEN contains files for each commit that is
|
|
|
|
# reachable by at least one merge base of $HEAD and
|
|
|
|
# $UPSTREAM. They are not necessarily rewritten, but
|
|
|
|
# their children might be.
|
|
|
|
# This ensures that commits on merged, but otherwise
|
|
|
|
# unrelated side branches are left alone. (Think "X"
|
|
|
|
# in the man page's example.)
|
|
|
|
mkdir "$REWRITTEN" &&
|
|
|
|
for c in $(git merge-base --all $HEAD $UPSTREAM)
|
|
|
|
do
|
|
|
|
echo $ONTO > "$REWRITTEN"/$c ||
|
|
|
|
die "Could not init rewritten commits"
|
|
|
|
done
|
|
|
|
MERGES_OPTION=
|
|
|
|
else
|
|
|
|
MERGES_OPTION=--no-merges
|
|
|
|
fi
|
2007-06-25 00:11:14 +00:00
|
|
|
|
2007-06-25 17:56:55 +00:00
|
|
|
SHORTUPSTREAM=$(git rev-parse --short $UPSTREAM)
|
|
|
|
SHORTHEAD=$(git rev-parse --short $HEAD)
|
|
|
|
SHORTONTO=$(git rev-parse --short $ONTO)
|
2007-11-22 12:30:10 +00:00
|
|
|
git rev-list $MERGES_OPTION --pretty=oneline --abbrev-commit \
|
|
|
|
--abbrev=7 --reverse --left-right --cherry-pick \
|
|
|
|
$UPSTREAM...$HEAD | \
|
|
|
|
sed -n "s/^>/pick /p" > "$TODO"
|
2008-10-10 11:42:12 +00:00
|
|
|
test -s "$TODO" || echo noop >> "$TODO"
|
2007-11-22 12:30:10 +00:00
|
|
|
cat >> "$TODO" << EOF
|
|
|
|
|
|
|
|
# Rebase $SHORTUPSTREAM..$SHORTHEAD onto $SHORTONTO
|
2007-06-25 00:11:14 +00:00
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#
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# Commands:
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2008-06-07 16:20:19 +00:00
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# p, pick = use commit
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# e, edit = use commit, but stop for amending
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# s, squash = use commit, but meld into previous commit
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2007-07-08 20:32:22 +00:00
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#
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# If you remove a line here THAT COMMIT WILL BE LOST.
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2007-11-22 12:30:10 +00:00
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# However, if you remove everything, the rebase will be aborted.
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2007-07-08 20:32:22 +00:00
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#
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2007-06-25 00:11:14 +00:00
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EOF
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2008-10-06 04:26:52 +00:00
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# Watch for commits that been dropped by --cherry-pick
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if test t = "$PRESERVE_MERGES"
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then
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mkdir "$DROPPED"
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# drop the --cherry-pick parameter this time
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git rev-list $MERGES_OPTION --abbrev-commit \
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--abbrev=7 $UPSTREAM...$HEAD --left-right | \
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sed -n "s/^>//p" | while read rev
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do
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grep --quiet "$rev" "$TODO"
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if [ $? -ne 0 ]
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then
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# Use -f2 because if rev-list is telling this commit is not
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# worthwhile, we don't want to track its multiple heads,
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# just the history of its first-parent for others that will
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# be rebasing on top of us
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full=$(git rev-parse $rev)
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git rev-list --parents -1 $rev | cut -d' ' -f2 > "$DROPPED"/$full
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fi
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done
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fi
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2007-09-25 15:42:51 +00:00
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has_action "$TODO" ||
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2007-06-25 17:56:55 +00:00
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die_abort "Nothing to do"
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2007-06-25 00:11:14 +00:00
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cp "$TODO" "$TODO".backup
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2007-07-20 05:09:35 +00:00
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git_editor "$TODO" ||
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2007-06-25 00:11:14 +00:00
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die "Could not execute editor"
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2007-09-25 15:42:51 +00:00
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has_action "$TODO" ||
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2007-06-25 17:56:55 +00:00
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die_abort "Nothing to do"
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2008-07-07 07:16:38 +00:00
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git update-ref ORIG_HEAD $HEAD
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2007-07-23 22:45:49 +00:00
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output git checkout $ONTO && do_rest
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2007-09-25 15:42:51 +00:00
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;;
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2007-06-25 00:11:14 +00:00
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esac
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shift
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done
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