blob: a564fd4501168ba4475dc7058ce69631e13c32b9 [file] [log] [blame]
# 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.
# This target generates a "last_change.h" header file in the generated files
# directory that contains a define of the last revision of the source tree
# of the form:
# #define LAST_CHANGE "123456"
# The version is a string rather than an integer for extra flexibility (for
# example, we may require git hashes in the future).
# All you need to do is depend on this target, and then from your source code:
# #include "build/util/last_change.h"
action("last_change") {
script = "//build/util/"
# This script must be run before targets depending on us.
hard_dep = true
# Rerun the script any time this file changes.
source_prereqs = [ "//build/util/LASTCHANGE" ]
output_header = "$target_gen_dir/last_change.h"
outputs = [ output_header ]
build_relative_src = rebase_path("//", root_build_dir)
build_relative_outputs = rebase_path(output_header, root_build_dir)
args = [