#!/bin/sh

# Copyright 2016 The Fuchsia Authors
#
# Use of this source code is governed by a MIT-style
# license that can be found in the LICENSE file or at
# https://opensource.org/licenses/MIT

HASH=

# hashes saved from
#
# https://chromium.googlesource.com/chromium/buildtools/+/master/linux64/clang-format.sha1
# https://chromium.googlesource.com/chromium/buildtools/+/master/mac/clang-format.sha1

case `uname` in
Linux)
    HASH=8b68e8093516183b8f38626740eeaff97f112f7e
    ;;
Darwin)
    HASH=afe0942b94fe33619361efe1510ae081c3070dc1
    ;;
*)
    echo "OS not understood"
    exit 1
esac

if [ -f clang-format ]; then
    echo "clang-format already exists in local directory"
    exit 1
fi

# fetch clang-format into the local directory
curl https://storage.googleapis.com/chromium-clang-format/$HASH > clang-format.fetch &&
chmod +x clang-format.fetch &&
mv clang-format.fetch clang-format