| #!/usr/bin/env bash |
| #============================================================================= |
| # Copyright 2010-2012 Kitware, Inc. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| #============================================================================= |
| |
| # Run this script to set up local Git hooks for this project. |
| |
| # Project configuration instructions: |
| # |
| # - Publish a "hooks" branch in the project repository such that |
| # clones will have "refs/remotes/origin/hooks". |
| # |
| # - Populate adjacent "config" file with: |
| # hooks.url = Repository URL publishing "hooks" branch |
| # hooks.branch = Repository branch instead of "hooks" |
| |
| egrep_q() { |
| egrep "$@" >/dev/null 2>/dev/null |
| } |
| |
| die() { |
| echo 1>&2 "$@" ; exit 1 |
| } |
| |
| # Make sure we are inside the repository. |
| cd "${BASH_SOURCE%/*}" && |
| |
| # Select a hooks branch. |
| if url=$(git config --get hooks.url); then |
| # Fetch hooks from locally configured repository. |
| branch=$(git config hooks.branch || echo hooks) |
| elif git for-each-ref refs/remotes/origin/hooks 2>/dev/null | |
| egrep_q 'refs/remotes/origin/hooks$'; then |
| # Use hooks cloned from origin. |
| url=.. && branch=remotes/origin/hooks |
| elif url=$(git config -f config --get hooks.url); then |
| # Fetch hooks from project-configured repository. |
| branch=$(git config -f config hooks.branch || echo hooks) |
| else |
| die 'This project is not configured to install local hooks.' |
| fi && |
| |
| # Populate ".git/hooks". |
| echo 'Setting up git hooks...' && |
| git_dir=$(git rev-parse --git-dir) && |
| mkdir -p "$git_dir/hooks" && |
| cd "$git_dir/hooks" && |
| if ! test -e .git; then |
| git init -q || die 'Could not run git init for hooks.' |
| fi && |
| git fetch -q "$url" "$branch" && |
| git reset -q --hard FETCH_HEAD || die 'Failed to install hooks' |