commit_id.py

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Author : anatoly techtonik
Date : 2016-06-02 09:44:14
Hash : 2766ecba
Message : Add cmdline help to commit_id.py Change-Id: I2b87e0b60f40d345388562e33ed8eb7010adf186 Reviewed-on: https://chromium-review.googlesource.com/349040 Reviewed-by: Jamie Madill <jmadill@chromium.org>

src/commit_id.py

import subprocess as sp
import sys
import os

usage = """\
Usage: commit_id.py check <angle_dir>                - check if git is present
       commit_id.py gen <angle_dir> <file_to_write>  - generate commit.h"""

def grab_output(command, cwd):
    return sp.Popen(command, stdout=sp.PIPE, shell=True, cwd=cwd).communicate()[0].strip()

if len(sys.argv) < 3:
    sys.exit(usage)

operation = sys.argv[1]
cwd = sys.argv[2]

if operation == 'check':
    index_path = os.path.join(cwd, '.git', 'index')
    if os.path.exists(index_path):
        print("1")
    else:
        print("0")
    sys.exit(0)

output_file = sys.argv[3]
commit_id_size = 12

try:
    commit_id = grab_output('git rev-parse --short=%d HEAD' % commit_id_size, cwd)
    commit_date = grab_output('git show -s --format=%ci HEAD', cwd)
except:
    commit_id = 'invalid-hash'
    commit_date = 'invalid-date'

hfile = open(output_file, 'w')

hfile.write('#define ANGLE_COMMIT_HASH "%s"\n'    % commit_id)
hfile.write('#define ANGLE_COMMIT_HASH_SIZE %d\n' % commit_id_size)
hfile.write('#define ANGLE_COMMIT_DATE "%s"\n'    % commit_date)

hfile.close()

kc3-lang/angle/src/commit_id.py

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kc3-lang/angle /src/commit_id.py