gstreamer/common.py

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import argparse
import os
import shutil
import subprocess
import shlex
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'
2016-10-11 00:05:39 +00:00
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):
return meson
mesonintrospect = os.environ.get('MESONINTROSPECT', '')
for comp in shlex.split (mesonintrospect):
# mesonintrospect might look like "/usr/bin/python /somewhere/meson introspect",
# let's not get tricked
if 'python' in os.path.basename (comp):
continue
if os.path.exists (comp):
mesondir = os.path.dirname(comp)
if mesonintrospect.endswith('.py') or mesonintrospect.endswith('.py introspect'):
meson = os.path.join(mesondir, 'meson.py')
else:
meson = os.path.join(mesondir, 'meson')
if os.path.exists (meson):
return meson
meson = accept_command(["meson.py", "meson"])
return meson