# Copyright (c) 2005 Junio C Hamano.
#
-usage="usage: $0 "'<upstream> [<head>]
+. git-sh-setup-script || die "Not a git archive."
+
+usage="usage: $0 "'[-v] <upstream> [<head>]
__*__*__*__*__> <upstream>
/
Each commit between the fork-point and <head> is examined, and
compared against the change each commit between the fork-point and
-<upstream> introduces. If the change does not seem to be in the
-upstream, it is shown on the standard output.
+<upstream> introduces. If the change seems to be in the upstream,
+it is shown on the standard output with prefix "+". Otherwise
+it is shown with prefix "-".
+'
-The output is intended to be used as:
+case "$1" in -v) verbose=t; shift ;; esac
- OLD_HEAD=$(git-rev-parse HEAD)
- git-rev-parse linus >${GIT_DIR-.}/HEAD
- git-cherry linus OLD_HEAD |
- while read commit
- do
- GIT_EXTERNAL_DIFF=git-apply-patch-script git-diff-tree -p "$commit" &&
- git-commit-script -m "$commit"
- done
-'
+case "$#,$1" in
+1,*..*)
+ upstream=$(expr "$1" : '\(.*\)\.\.') ours=$(expr "$1" : '.*\.\.\(.*\)$')
+ set x "$upstream" "$ours"
+ shift ;;
+esac
case "$#" in
-1) linus=`git-rev-parse "$1"` &&
- junio=`git-rev-parse HEAD` || exit
+1) upstream=`git-rev-parse --verify "$1"` &&
+ ours=`git-rev-parse --verify HEAD` || exit
;;
-2) linus=`git-rev-parse "$1"` &&
- junio=`git-rev-parse "$2"` || exit
+2) upstream=`git-rev-parse --verify "$1"` &&
+ ours=`git-rev-parse --verify "$2"` || exit
;;
*) echo >&2 "$usage"; exit 1 ;;
esac
# Note that these list commits in reverse order;
# not that the order in inup matters...
-inup=`git-rev-list ^$junio $linus` &&
-ours=`git-rev-list $junio ^$linus` || exit
+inup=`git-rev-list ^$ours $upstream` &&
+ours=`git-rev-list $ours ^$upstream` || exit
tmp=.cherry-tmp$$
patch=$tmp-patch
else
sign=+
fi
+ case "$verbose" in
+ t)
+ c=$(git-rev-list --pretty=oneline --max-count=1 $c)
+ esac
case "$O" in
'') O="$sign $c" ;;
*) O="$sign $c$LF$O" ;;