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#!/usr/bin/env bash
USAGE="[<remote>] [--no-topic] [--dry-run] [--]"
OPTIONS_SPEC=
SUBDIRECTORY_OK=Yes
. "$(git --exec-path)/git-sh-setup"
#-----------------------------------------------------------------------------
remote=''
refspecs=''
no_topic=''
dry_run=''
# Parse the command line options.
while test $# != 0; do
case "$1" in
--no-topic) no_topic=1 ;;
--dry-run) dry_run=--dry-run ;;
--) shift; break ;;
-*) usage ;;
*) test -z "$remote" || usage ; remote="$1" ;;
esac
shift
done
test $# = 0 || usage
# Default remote.
test -n "$remote" || remote="gerrit"
if test -z "$no_topic"; then
# Identify and validate the topic branch name.
topic="$(git symbolic-ref HEAD | sed -e 's|^refs/heads/||')"
if test "$topic" = "master"; then
die 'Please name your topic:
git checkout -b descriptive-name'
fi
refspecs="HEAD:refs/for/master/$topic"
fi
# Exit early if we have nothing to push.
if test -z "$refspecs"; then
echo "Nothing to push!"
exit 0
fi
# Fetch the current upstream master branch head.
# This helps the computation of a minimal pack to push.
echo "Fetching $remote master"
fetch_out=$(git fetch "$remote" master 2>&1) || die "$fetch_out"
# Push. Save output and exit code.
echo "Pushing to $remote"
push_stdout=$(git push --porcelain $dry_run "$remote" $refspecs); push_exit=$?
echo "$push_stdout"
# Reproduce the push exit code.
exit $push_exit
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