Teach git-rebase -i a new option --root, which instructs it to rebase the entire history leading up to <branch>. This is mainly for symmetry with ordinary git-rebase; it cannot be used to edit the root commit in-place (it requires --onto). Signed-off-by: Thomas Rast <trast@xxxxxxxxxxxxxxx> --- git-rebase--interactive.sh | 53 +++++++++++++++++++++++++++++++++---------- t/t3412-rebase-root.sh | 14 +++++++++++ 2 files changed, 54 insertions(+), 13 deletions(-) diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh index c8b0861..f29b5ee 100755 --- a/git-rebase--interactive.sh +++ b/git-rebase--interactive.sh @@ -27,6 +27,7 @@ continue continue rebasing process abort abort rebasing process and restore original branch skip skip current patch and continue rebasing process no-verify override pre-rebase hook from stopping the operation +root rebase all reachable commmits up to the root(s) " . git-sh-setup @@ -44,6 +45,7 @@ STRATEGY= ONTO= VERBOSE= OK_TO_SKIP_PRE_REBASE= +REBASE_ROOT= GIT_CHERRY_PICK_HELP=" After resolving the conflicts, mark the corrected paths with 'git add <paths>', and @@ -154,6 +156,11 @@ pick_one () { output git rev-parse --verify $sha1 || die "Invalid commit name: $sha1" test -d "$REWRITTEN" && pick_one_preserving_merges "$@" && return + if test ! -z "$REBASE_ROOT" + then + output git cherry-pick "$@" + return + fi parent_sha1=$(git rev-parse --verify $sha1^) || die "Could not get the parent of $sha1" current_sha1=$(git rev-parse --verify HEAD) @@ -443,6 +450,7 @@ get_saved_options () { test -d "$REWRITTEN" && PRESERVE_MERGES=t test -f "$DOTEST"/strategy && STRATEGY="$(cat "$DOTEST"/strategy)" test -f "$DOTEST"/verbose && VERBOSE=t + test ! -s "$DOTEST"/upstream && REBASE_ROOT=t } while test $# != 0 @@ -547,6 +555,9 @@ first and then run 'git rebase --continue' again." -i) # yeah, we know ;; + --root) + REBASE_ROOT=t + ;; --onto) shift ONTO=$(git rev-parse --verify "$1") || @@ -555,7 +566,7 @@ first and then run 'git rebase --continue' again." --) shift run_pre_rebase_hook ${1+"$@"} - test $# -eq 1 -o $# -eq 2 || usage + test ! -z "$REBASE_ROOT" -o $# -eq 1 -o $# -eq 2 || usage test -d "$DOTEST" && die "Interactive rebase already started" @@ -566,15 +577,22 @@ first and then run 'git rebase --continue' again." require_clean_work_tree - UPSTREAM=$(git rev-parse --verify "$1") || die "Invalid base" - test -z "$ONTO" && ONTO=$UPSTREAM + if test -z "$REBASE_ROOT" + then + UPSTREAM=$(git rev-parse --verify "$1") || die "Invalid base" + test -z "$ONTO" && ONTO=$UPSTREAM + shift + else + test -z "$ONTO" && + die "You must specify --onto when using --root" + fi - if test ! -z "$2" + if test ! -z "$1" then - output git show-ref --verify --quiet "refs/heads/$2" || - die "Invalid branchname: $2" - output git checkout "$2" || - die "Could not checkout $2" + output git show-ref --verify --quiet "refs/heads/$1" || + die "Invalid branchname: $1" + output git checkout "$1" || + die "Could not checkout $1" fi HEAD=$(git rev-parse --verify HEAD) || die "No HEAD?" @@ -613,12 +631,21 @@ first and then run 'git rebase --continue' again." MERGES_OPTION="--no-merges --cherry-pick" fi - SHORTUPSTREAM=$(git rev-parse --short $UPSTREAM) SHORTHEAD=$(git rev-parse --short $HEAD) SHORTONTO=$(git rev-parse --short $ONTO) + if test -z "$REBASE_ROOT" + # this is now equivalent to ! -z "$UPSTREAM" + then + SHORTUPSTREAM=$(git rev-parse --short $UPSTREAM) + REVISIONS=$UPSTREAM...$HEAD + SHORTREVISIONS=$SHORTUPSTREAM..$SHORTHEAD + else + REVISIONS=$HEAD + SHORTREVISIONS=$SHORTHEAD + fi git rev-list $MERGES_OPTION --pretty=oneline --abbrev-commit \ --abbrev=7 --reverse --left-right --topo-order \ - $UPSTREAM...$HEAD | \ + $REVISIONS | \ sed -n "s/^>//p" | while read shortsha1 rest do if test t != "$PRESERVE_MERGES" @@ -647,11 +674,11 @@ first and then run 'git rebase --continue' again." then mkdir "$DROPPED" # Save all non-cherry-picked changes - git rev-list $UPSTREAM...$HEAD --left-right --cherry-pick | \ + git rev-list $REVISIONS --left-right --cherry-pick | \ sed -n "s/^>//p" > "$DOTEST"/not-cherry-picks # Now all commits and note which ones are missing in # not-cherry-picks and hence being dropped - git rev-list $UPSTREAM..$HEAD | + git rev-list $REVISIONS | while read rev do if test -f "$REWRITTEN"/$rev -a "$(grep "$rev" "$DOTEST"/not-cherry-picks)" = "" @@ -670,7 +697,7 @@ first and then run 'git rebase --continue' again." test -s "$TODO" || echo noop >> "$TODO" cat >> "$TODO" << EOF -# Rebase $SHORTUPSTREAM..$SHORTHEAD onto $SHORTONTO +# Rebase $SHORTREVISIONS onto $SHORTONTO # # Commands: # p, pick = use commit diff --git a/t/t3412-rebase-root.sh b/t/t3412-rebase-root.sh index 63ec5e6..bb44a52 100755 --- a/t/t3412-rebase-root.sh +++ b/t/t3412-rebase-root.sh @@ -49,4 +49,18 @@ test_expect_success 'rebase --root --onto <newbase> <branch>' ' test_cmp expect rebased2 ' +test_expect_success 'rebase -i --root --onto <newbase>' ' + git checkout -b work3 other && + GIT_EDITOR=: git rebase -i --root --onto master && + git log --pretty=tformat:"%s" > rebased3 && + test_cmp expect rebased3 +' + +test_expect_success 'rebase -i --root --onto <newbase> <branch>' ' + git branch work4 other && + GIT_EDITOR=: git rebase -i --root --onto master work4 && + git log --pretty=tformat:"%s" > rebased4 && + test_cmp expect rebased4 +' + test_done -- 1.6.1.1.g4c1d9.dirty -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html