diff options
Diffstat (limited to 'git-rebase--interactive.sh')
| -rw-r--r-- | git-rebase--interactive.sh | 143 |
1 files changed, 110 insertions, 33 deletions
diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh index 048a140a6f..a1adae8313 100644 --- a/git-rebase--interactive.sh +++ b/git-rebase--interactive.sh @@ -1,11 +1,8 @@ -#!/bin/sh +# This shell script fragment is sourced by git-rebase to implement +# its interactive mode. "git rebase --interactive" makes it easy +# to fix up commits in the middle of a series and rearrange commits. # # Copyright (c) 2006 Johannes E. Schindelin - -# SHORT DESCRIPTION -# -# This script makes it easy to fix up commits in the middle of a series, -# and rearrange commits. # # The original idea comes from Eric W. Biederman, in # http://article.gmane.org/gmane.comp.version-control.git/22407 @@ -57,6 +54,9 @@ rewritten="$state_dir"/rewritten dropped="$state_dir"/dropped +end="$state_dir"/end +msgnum="$state_dir"/msgnum + # A script to set the GIT_AUTHOR_NAME, GIT_AUTHOR_EMAIL, and # GIT_AUTHOR_DATE that will be used for the commit that is currently # being rebased. @@ -77,6 +77,18 @@ amend="$state_dir"/amend rewritten_list="$state_dir"/rewritten-list rewritten_pending="$state_dir"/rewritten-pending +strategy_args= +if test -n "$do_merge" +then + strategy_args=${strategy:+--strategy=$strategy} + eval ' + for strategy_opt in '"$strategy_opts"' + do + strategy_args="$strategy_args -X$(git rev-parse --sq-quote "${strategy_opt#--}")" + done + ' +fi + GIT_CHERRY_PICK_HELP="$resolvemsg" export GIT_CHERRY_PICK_HELP @@ -109,7 +121,9 @@ mark_action_done () { sed -e 1d < "$todo" >> "$todo".new mv -f "$todo".new "$todo" new_count=$(git stripspace --strip-comments <"$done" | wc -l) + echo $new_count >"$msgnum" total=$(($new_count + $(git stripspace --strip-comments <"$todo" | wc -l))) + echo $total >"$end" if test "$last_count" != "$new_count" then last_count=$new_count @@ -165,9 +179,10 @@ exit_with_patch () { echo "$1" > "$state_dir"/stopped-sha make_patch $1 git rev-parse --verify HEAD > "$amend" + gpg_sign_opt_quoted=${gpg_sign_opt:+$(git rev-parse --sq-quote "$gpg_sign_opt")} warn "You can amend the commit now, with" warn - warn " git commit --amend" + warn " git commit --amend $gpg_sign_opt_quoted" warn warn "Once you are satisfied with your changes, run" warn @@ -234,7 +249,9 @@ pick_one () { test -d "$rewritten" && pick_one_preserving_merges "$@" && return - output git cherry-pick $empty_args $ff "$@" + output eval git cherry-pick \ + ${gpg_sign_opt:+$(git rev-parse --sq-quote "$gpg_sign_opt")} \ + "$strategy_args" $empty_args $ff "$@" } pick_one_preserving_merges () { @@ -335,9 +352,10 @@ pick_one_preserving_merges () { msg_content="$(commit_message $sha1)" # No point in merging the first parent, that's HEAD new_parents=${new_parents# $first_parent} - if ! do_with_author output \ - git merge --no-ff ${strategy:+-s $strategy} -m \ - "$msg_content" $new_parents + merge_args="--no-log --no-ff" + if ! do_with_author output eval \ + 'git merge ${gpg_sign_opt:+"$gpg_sign_opt"} \ + $merge_args $strategy_args -m "$msg_content" $new_parents' then printf "%s\n" "$msg_content" > "$GIT_DIR"/MERGE_MSG die_with_patch $sha1 "Error redoing merge $sha1" @@ -345,7 +363,9 @@ pick_one_preserving_merges () { echo "$sha1 $(git rev-parse HEAD^0)" >> "$rewritten_list" ;; *) - output git cherry-pick "$@" || + output eval git cherry-pick \ + ${gpg_sign_opt:+$(git rev-parse --sq-quote "$gpg_sign_opt")} \ + "$strategy_args" "$@" || die_with_patch $sha1 "Could not pick $sha1" ;; esac @@ -456,7 +476,8 @@ do_pick () { --no-post-rewrite -n -q -C $1 && pick_one -n $1 && git commit --allow-empty --allow-empty-message \ - --amend --no-post-rewrite -n -q -C $1 || + --amend --no-post-rewrite -n -q -C $1 \ + ${gpg_sign_opt:+"$gpg_sign_opt"} || die_with_patch $1 "Could not apply $1... $2" else pick_one $1 || @@ -483,7 +504,7 @@ do_next () { mark_action_done do_pick $sha1 "$rest" - git commit --amend --no-post-rewrite || { + git commit --amend --no-post-rewrite ${gpg_sign_opt:+"$gpg_sign_opt"} || { warn "Could not amend commit after successfully picking $sha1... $rest" warn "This is most likely due to an empty commit message, or the pre-commit hook" warn "failed. If the pre-commit hook failed, you may need to resolve the issue before" @@ -528,19 +549,22 @@ do_next () { squash|s|fixup|f) # This is an intermediate commit; its message will only be # used in case of trouble. So use the long version: - do_with_author output git commit --amend --no-verify -F "$squash_msg" || + do_with_author output git commit --amend --no-verify -F "$squash_msg" \ + ${gpg_sign_opt:+"$gpg_sign_opt"} || die_failed_squash $sha1 "$rest" ;; *) # This is the final command of this squash/fixup group if test -f "$fixup_msg" then - do_with_author git commit --amend --no-verify -F "$fixup_msg" || + do_with_author git commit --amend --no-verify -F "$fixup_msg" \ + ${gpg_sign_opt:+"$gpg_sign_opt"} || die_failed_squash $sha1 "$rest" else cp "$squash_msg" "$GIT_DIR"/SQUASH_MSG || exit rm -f "$GIT_DIR"/MERGE_MSG - do_with_author git commit --amend --no-verify -F "$GIT_DIR"/SQUASH_MSG -e || + do_with_author git commit --amend --no-verify -F "$GIT_DIR"/SQUASH_MSG -e \ + ${gpg_sign_opt:+"$gpg_sign_opt"} || die_failed_squash $sha1 "$rest" fi rm -f "$squash_msg" "$fixup_msg" @@ -623,17 +647,16 @@ do_next () { "$GIT_DIR"/hooks/post-rewrite rebase < "$rewritten_list" true # we don't care if this hook failed fi && - rm -rf "$state_dir" && - git gc --auto && warn "Successfully rebased and updated $head_name." - exit + return 1 # not failure; just to break the do_rest loop } +# can only return 0, when the infinite loop breaks do_rest () { while : do - do_next + do_next || break done } @@ -656,7 +679,7 @@ skip_unnecessary_picks () { ;; esac ;; - 3,#*|3,) + 3,"$comment_char"*|3,) # copy comments ;; *) @@ -674,6 +697,32 @@ skip_unnecessary_picks () { die "Could not skip unnecessary pick commands" } +transform_todo_ids () { + while read -r command rest + do + case "$command" in + "$comment_char"* | exec) + # Be careful for oddball commands like 'exec' + # that do not have a SHA-1 at the beginning of $rest. + ;; + *) + sha1=$(git rev-parse --verify --quiet "$@" ${rest%% *}) && + rest="$sha1 ${rest#* }" + ;; + esac + printf '%s\n' "$command${rest:+ }$rest" + done <"$todo" >"$todo.new" && + mv -f "$todo.new" "$todo" +} + +expand_todo_ids() { + transform_todo_ids +} + +collapse_todo_ids() { + transform_todo_ids --short +} + # Rearrange the todo list that has both "pick sha1 msg" and # "pick sha1 fixup!/squash! msg" appears in it so that the latter # comes immediately after the former, and change "pick" to @@ -685,8 +734,22 @@ rearrange_squash () { case "$message" in "squash! "*|"fixup! "*) action="${message%%!*}" - rest="${message#*! }" - echo "$sha1 $action $rest" + rest=$message + prefix= + # skip all squash! or fixup! (but save for later) + while : + do + case "$rest" in + "squash! "*|"fixup! "*) + prefix="$prefix${rest%%!*}," + rest="${rest#*! }" + ;; + *) + break + ;; + esac + done + echo "$sha1 $action $prefix $rest" # if it's a single word, try to resolve to a full sha1 and # emit a second copy. This allows us to match on both message # and on sha1 prefix @@ -695,7 +758,7 @@ rearrange_squash () { if test -n "$fullsha"; then # prefix the action to uniquely identify this line as # intended for full sha1 match - echo "$sha1 +$action $fullsha" + echo "$sha1 +$action $prefix $fullsha" fi fi esac @@ -710,7 +773,7 @@ rearrange_squash () { esac printf '%s\n' "$pick $sha1 $message" used="$used$sha1 " - while read -r squash action msg_content + while read -r squash action msg_prefix msg_content do case " $used" in *" $squash "*) continue ;; @@ -726,7 +789,8 @@ rearrange_squash () { case "$message" in "$msg_content"*) emit=1;; esac ;; esac if test $emit = 1; then - printf '%s\n' "$action $squash $action! $msg_content" + real_prefix=$(echo "$msg_prefix" | sed "s/,/! /g") + printf '%s\n' "$action $squash ${real_prefix}$msg_content" used="$used$squash " fi done <"$1.sq" @@ -765,14 +829,15 @@ continue) else if ! test -f "$author_script" then + gpg_sign_opt_quoted=${gpg_sign_opt:+$(git rev-parse --sq-quote "$gpg_sign_opt")} die "You have staged changes in your working tree. If these changes are meant to be squashed into the previous commit, run: - git commit --amend + git commit --amend $gpg_sign_opt_quoted If they are meant to go into a new commit, run: - git commit + git commit $gpg_sign_opt_quoted In both case, once you're done, continue with: @@ -788,10 +853,12 @@ In both case, once you're done, continue with: die "\ You have uncommitted changes in your working tree. Please, commit them first and then run 'git rebase --continue' again." - do_with_author git commit --amend --no-verify -F "$msg" -e || + do_with_author git commit --amend --no-verify -F "$msg" -e \ + ${gpg_sign_opt:+"$gpg_sign_opt"} || die "Could not commit staged changes." else - do_with_author git commit --no-verify -F "$msg" -e || + do_with_author git commit --no-verify -F "$msg" -e \ + ${gpg_sign_opt:+"$gpg_sign_opt"} || die "Could not commit staged changes." fi fi @@ -800,15 +867,18 @@ first and then run 'git rebase --continue' again." require_clean_work_tree "rebase" do_rest + return 0 ;; skip) git rerere clear do_rest + return 0 ;; edit-todo) git stripspace --strip-comments <"$todo" >"$todo".new mv -f "$todo".new "$todo" + collapse_todo_ids append_todo_help git stripspace --comment-lines >>"$todo" <<\EOF @@ -820,6 +890,7 @@ EOF git_sequence_editor "$todo" || die "Could not execute editor" + expand_todo_ids exit ;; @@ -832,12 +903,15 @@ comment_for_reflog start if test ! -z "$switch_to" then + GIT_REFLOG_ACTION="$GIT_REFLOG_ACTION: checkout $switch_to" output git checkout "$switch_to" -- || - die "Could not checkout $switch_to" + die "Could not checkout $switch_to" + + comment_for_reflog start fi orig_head=$(git rev-parse --verify HEAD) || die "No HEAD?" -mkdir "$state_dir" || die "Could not create temporary $state_dir" +mkdir -p "$state_dir" || die "Could not create temporary $state_dir" : > "$state_dir"/interactive || die "Could not mark as interactive" write_basic_state @@ -973,8 +1047,11 @@ git_sequence_editor "$todo" || has_action "$todo" || die_abort "Nothing to do" +expand_todo_ids + test -d "$rewritten" || test -n "$force_rebase" || skip_unnecessary_picks +GIT_REFLOG_ACTION="$GIT_REFLOG_ACTION: checkout $onto_name" output git checkout $onto || die_abort "could not detach HEAD" git update-ref ORIG_HEAD $orig_head do_rest |