gstreamer/common.py
Tim-Philipp Müller af5ee95a5b Prefer MESONINTROSPECT env var to find mesonintrospect if set
This is new in meson 0.40. Makes sure we find and use the
mesonintrospect from the same location as our meson, and
not some other meson version that just happens to be in the
path. We might be using meson directly from a checkout, for
example.

https://bugzilla.gnome.org/show_bug.cgi?id=781110
2017-04-10 01:07:38 +01:00

77 lines
2.1 KiB
Python

import argparse
import os
import shutil
import subprocess
ROOTDIR = os.path.abspath(os.path.dirname(__file__))
class Colors:
HEADER = '\033[95m'
OKBLUE = '\033[94m'
OKGREEN = '\033[92m'
WARNING = '\033[93m'
FAIL = '\033[91m'
ENDC = '\033[0m'
force_disable = False
@classmethod
def disable(cls):
cls.HEADER = ''
cls.OKBLUE = ''
cls.OKGREEN = ''
cls.WARNING = ''
cls.FAIL = ''
cls.ENDC = ''
@classmethod
def enable(cls):
if cls.force_disable:
return
cls.HEADER = '\033[95m'
cls.OKBLUE = '\033[94m'
cls.OKGREEN = '\033[92m'
cls.WARNING = '\033[93m'
cls.FAIL = '\033[91m'
cls.ENDC = '\033[0m'
def git(*args, repository_path='.'):
return subprocess.check_output(["git"] + list(args), cwd=repository_path,
stderr=subprocess.STDOUT).decode()
def accept_command(commands):
"""Search @commands and returns the first found absolute path."""
for command in commands:
command = shutil.which(command)
if command:
return command
return None
def get_meson():
meson = os.path.join(ROOTDIR, 'meson', 'meson.py')
if os.path.exists(meson):
mesonconf = os.path.join(ROOTDIR, 'meson', 'mesonconf.py')
mesonintrospect = os.path.join(ROOTDIR, 'meson', 'mesonintrospect.py')
return meson, mesonconf, mesonintrospect
mesonintrospect = os.environ.get('MESONINTROSPECT', None)
if mesonintrospect and os.path.exists(mesonintrospect):
mesondir = os.path.dirname(mesonintrospect)
if mesonintrospect.endswith('.py'):
meson = os.path.join(mesondir, 'meson.py')
mesonconf = os.path.join(mesondir, 'mesonconf.py')
else:
meson = os.path.join(mesondir, 'meson')
mesonconf = os.path.join(mesondir, 'mesonconf')
else:
meson = accept_command(["meson.py", "meson"])
mesonconf = accept_command(["mesonconf.py", "mesonconf"])
mesonintrospect = accept_command(["mesonintrospect.py", "mesonintrospect"])
return meson, mesonconf, mesonintrospect