1#!/usr/bin/env python
2# Update the coverity branch from the master branch.
3# It is not done automatically because Coverity Scan limits
4# the number of submissions per day.
5
6from __future__ import print_function
7import shutil, tempfile
8from subprocess import check_output, STDOUT
9
10class Git:
11    def __init__(self, dir):
12        self.dir = dir
13
14    def __call__(self, *args):
15        output = check_output(['git'] + list(args), cwd=self.dir, stderr=STDOUT)
16        print(output)
17        return output
18
19dir = tempfile.mkdtemp()
20try:
21    git = Git(dir)
22    git('clone', '-b', 'coverity', 'git@github.com:fmtlib/fmt.git', dir)
23    output = git('merge', '-X', 'theirs', '--no-commit', 'origin/master')
24    if 'Fast-forward' not in output:
25        git('reset', 'HEAD', '.travis.yml')
26        git('checkout', '--', '.travis.yml')
27        git('commit', '-m', 'Update coverity branch')
28    git('push')
29finally:
30    shutil.rmtree(dir)
31