# Copyright (c) 2005 Junio C Hamano.
#
+USAGE='<upstream> [<head>]'
. git-sh-setup
# Make sure we do not have .dotest
fi
# The other head is given. Make sure it is valid.
-other=$(git-rev-parse --verify "$1^0") || exit
+other=$(git-rev-parse --verify "$1^0") || usage
# Make sure we have HEAD that is valid.
head=$(git-rev-parse --verify "HEAD^0") || exit
# If the branch to rebase is given, first switch to it.
case "$#" in
2)
- git-checkout "$2" || exit
+ git-checkout "$2" || usage
esac
# If the HEAD is a proper descendant of $other, we do not even need