Invoke the bash shell via /usr/bin/env so that these scripts run on operating...

Invoke the bash shell via /usr/bin/env so that these scripts run on operating systems without /bin/bash too.

TEST=run "git cl owners" on FreeBSD
BUG=

Review URL: https://codereview.chromium.org/197213008

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@274320 0039d316-1c4b-4281-b951-d872f2087c98

git-cache

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-cl

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright (c) 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-crsync

-#!/bin/bash
+#!/usr/bin/env bash
 
 . git-crup

git-crup

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-freeze

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-lkgr

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

git-map

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-map-branches

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-mark-merge-base

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-nav-downstream

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-nav-upstream

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-new-branch

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-number

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-rebase-update

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-rename-branch

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-reparent-branch

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-runhooks

-#!/bin/bash
+#!/usr/bin/env bash
 
 while test "$PWD" != "/"; do
   if test -f "$PWD/src/.gitmodules"; then

git-squash-branch

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-thaw

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-try

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

git-upstream-diff

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

man/push_to_gs.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 MY_DIR=$(dirname "$(readlink "$0")")
 gsutil cp -r -z html -a public-read  "$MY_DIR/html" gs://chrome-infra-docs/flat/depot_tools/docs/

man/src/common_demo_functions.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 REMOTE=$(pwd)/demo_repo
 

man/src/demo_repo.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 . common_demo_functions.sh
 

man/src/depot_tools_tutorial.demo.walkthrough.sh

-#!/bin/bash
+#!/usr/bin/env bash
 BLANK_DEMO=1
 . demo_repo.sh
 

man/src/git-freeze.demo.1.sh

-#!/bin/bash
+#!/usr/bin/env bash
 . demo_repo.sh
 
 add deleted_file

man/src/git-map-branches.demo.1.sh

-#!/bin/bash
+#!/usr/bin/env bash
 . demo_repo.sh
 
 silent git branch no_upstream HEAD~

man/src/git-map.demo.1.sh

-#!/bin/bash
+#!/usr/bin/env bash
 . demo_repo.sh
 run git map

man/src/git-nav-downstream.demo.1.sh

-#!/bin/bash
+#!/usr/bin/env bash
 . demo_repo.sh
 
 silent git checkout origin/master

man/src/git-nav-upstream.demo.1.sh

-#!/bin/bash
+#!/usr/bin/env bash
 . demo_repo.sh
 
 silent git checkout subfeature

man/src/git-new-branch.demo.1.sh

-#!/bin/bash
+#!/usr/bin/env bash
 . demo_repo.sh
 
 run git map-branches

man/src/git-squash-branch.demo.1.sh

-#!/bin/bash
+#!/usr/bin/env bash
 . demo_repo.sh
 
 run git map

man/src/make_docs.sh

-#!/bin/bash -e
+#!/usr/bin/env bash
+
+set -e
+
 shopt -s nullglob
 
 cd $(dirname "$0")

man/src/prep_demo_repo.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 NO_AUTOPREP=True
 . common_demo_functions.sh

ninja

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

testing_support/gerrit-init.sh

-#!/bin/bash
+#!/usr/bin/env bash
 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.

tests/abandon.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/basic.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/hooks.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/owners.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/patch.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/post-dcommit-hook-test.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
@@ -16,7 +16,7 @@ setup_gitsvn
   cd git-svn
 
   cat > .git/hooks/post-cl-dcommit << _EOF
-#!/bin/bash
+#!/usr/bin/env bash
 git branch -m COMMITTED
 _EOF
   chmod +x .git/hooks/post-cl-dcommit

tests/push-basic.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/push-from-logs.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/rename.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/save-description-on-failure.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/submit-from-new-dir.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/submodule-merge-test.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/test-lib.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/upload-local-tracking-branch.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/upload-stale.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be

tests/upstream.sh

-#!/bin/bash
+#!/usr/bin/env bash
 
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be