diff options
Diffstat (limited to 'git-rebase--interactive.sh')
-rwxr-xr-x | git-rebase--interactive.sh | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/git-rebase--interactive.sh b/git-rebase--interactive.sh index 3dc659dd58..f96d887d23 100755 --- a/git-rebase--interactive.sh +++ b/git-rebase--interactive.sh @@ -420,7 +420,7 @@ do_next () { NEWHEAD=$(git rev-parse HEAD) && case $HEADNAME in refs/*) - message="$GIT_REFLOG_ACTION: $HEADNAME onto $SHORTONTO)" && + message="$GIT_REFLOG_ACTION: $HEADNAME onto $SHORTONTO" && git update-ref -m "$message" $HEADNAME $NEWHEAD $OLDHEAD && git symbolic-ref HEAD $HEADNAME ;; @@ -442,6 +442,30 @@ do_rest () { done } +# skip picking commits whose parents are unchanged +skip_unnecessary_picks () { + fd=3 + while read command sha1 rest + do + # fd=3 means we skip the command + case "$fd,$command,$(git rev-parse --verify --quiet $sha1^)" in + 3,pick,"$ONTO"*|3,p,"$ONTO"*) + # pick a commit whose parent is current $ONTO -> skip + ONTO=$sha1 + ;; + 3,#*|3,,*) + # copy comments + ;; + *) + fd=1 + ;; + esac + echo "$command${sha1:+ }$sha1${rest:+ }$rest" >&$fd + done <"$TODO" >"$TODO.new" 3>>"$DONE" && + mv -f "$TODO".new "$TODO" || + die "Could not skip unnecessary pick commands" +} + # check if no other options are set is_standalone () { test $# -eq 2 -a "$2" = '--' && @@ -746,6 +770,8 @@ EOF has_action "$TODO" || die_abort "Nothing to do" + test -d "$REWRITTEN" || skip_unnecessary_picks + git update-ref ORIG_HEAD $HEAD output git checkout $ONTO && do_rest ;; |