1*b7893ccfSSadaf Ebrahimi#!/usr/bin/env python 2*b7893ccfSSadaf Ebrahimi 3*b7893ccfSSadaf Ebrahimi# Copyright (C) 2018 The ANGLE Project Authors. 4*b7893ccfSSadaf Ebrahimi# 5*b7893ccfSSadaf Ebrahimi# Licensed under the Apache License, Version 2.0 (the "License"); 6*b7893ccfSSadaf Ebrahimi# you may not use this file except in compliance with the License. 7*b7893ccfSSadaf Ebrahimi# You may obtain a copy of the License at 8*b7893ccfSSadaf Ebrahimi# 9*b7893ccfSSadaf Ebrahimi# https://www.apache.org/licenses/LICENSE-2.0 10*b7893ccfSSadaf Ebrahimi# 11*b7893ccfSSadaf Ebrahimi# Unless required by applicable law or agreed to in writing, software 12*b7893ccfSSadaf Ebrahimi# distributed under the License is distributed on an "AS IS" BASIS, 13*b7893ccfSSadaf Ebrahimi# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14*b7893ccfSSadaf Ebrahimi# See the License for the specific language governing permissions and 15*b7893ccfSSadaf Ebrahimi# limitations under the License. 16*b7893ccfSSadaf Ebrahimi 17*b7893ccfSSadaf Ebrahimi# Generate commit.h with git commit hash. 18*b7893ccfSSadaf Ebrahimi# 19*b7893ccfSSadaf Ebrahimi 20*b7893ccfSSadaf Ebrahimiimport subprocess as sp 21*b7893ccfSSadaf Ebrahimiimport sys 22*b7893ccfSSadaf Ebrahimiimport os 23*b7893ccfSSadaf Ebrahimi 24*b7893ccfSSadaf Ebrahimiusage = """\ 25*b7893ccfSSadaf EbrahimiUsage: commit_id.py check <angle_dir> - check if git is present 26*b7893ccfSSadaf Ebrahimi commit_id.py gen <angle_dir> <file_to_write> - generate commit.h""" 27*b7893ccfSSadaf Ebrahimi 28*b7893ccfSSadaf Ebrahimidef grab_output(command, cwd): 29*b7893ccfSSadaf Ebrahimi return sp.Popen(command, stdout=sp.PIPE, shell=True, cwd=cwd).communicate()[0].strip() 30*b7893ccfSSadaf Ebrahimi 31*b7893ccfSSadaf Ebrahimiif len(sys.argv) < 3: 32*b7893ccfSSadaf Ebrahimi sys.exit(usage) 33*b7893ccfSSadaf Ebrahimi 34*b7893ccfSSadaf Ebrahimioperation = sys.argv[1] 35*b7893ccfSSadaf Ebrahimicwd = sys.argv[2] 36*b7893ccfSSadaf Ebrahimi 37*b7893ccfSSadaf Ebrahimiif operation == 'check': 38*b7893ccfSSadaf Ebrahimi index_path = os.path.join(cwd, '.git', 'index') 39*b7893ccfSSadaf Ebrahimi if os.path.exists(index_path): 40*b7893ccfSSadaf Ebrahimi print("1") 41*b7893ccfSSadaf Ebrahimi else: 42*b7893ccfSSadaf Ebrahimi print("0") 43*b7893ccfSSadaf Ebrahimi sys.exit(0) 44*b7893ccfSSadaf Ebrahimi 45*b7893ccfSSadaf Ebrahimiif len(sys.argv) < 4 or operation != 'gen': 46*b7893ccfSSadaf Ebrahimi sys.exit(usage) 47*b7893ccfSSadaf Ebrahimi 48*b7893ccfSSadaf Ebrahimioutput_file = sys.argv[3] 49*b7893ccfSSadaf Ebrahimicommit_id_size = 12 50*b7893ccfSSadaf Ebrahimi 51*b7893ccfSSadaf Ebrahimitry: 52*b7893ccfSSadaf Ebrahimi commit_id = grab_output('git rev-parse --short=%d HEAD' % commit_id_size, cwd) 53*b7893ccfSSadaf Ebrahimi commit_date = grab_output('git show -s --format=%ci HEAD', cwd) 54*b7893ccfSSadaf Ebrahimiexcept: 55*b7893ccfSSadaf Ebrahimi commit_id = 'invalid-hash' 56*b7893ccfSSadaf Ebrahimi commit_date = 'invalid-date' 57*b7893ccfSSadaf Ebrahimi 58*b7893ccfSSadaf Ebrahimihfile = open(output_file, 'w') 59*b7893ccfSSadaf Ebrahimi 60*b7893ccfSSadaf Ebrahimihfile.write('#define ANGLE_COMMIT_HASH "%s"\n' % commit_id) 61*b7893ccfSSadaf Ebrahimihfile.write('#define ANGLE_COMMIT_HASH_SIZE %d\n' % commit_id_size) 62*b7893ccfSSadaf Ebrahimihfile.write('#define ANGLE_COMMIT_DATE "%s"\n' % commit_date) 63*b7893ccfSSadaf Ebrahimi 64*b7893ccfSSadaf Ebrahimihfile.close() 65