mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-14 05:12:09 +00:00
c57dca5220
allow for workflows that don't want the gst scripts to start shells, this can be awkward for higher-level scripts setting up shells themselves. this is especially useful in combination with eval, and mimics the sort of thing you can do with ssh-agent -s.
456 lines
19 KiB
Python
Executable file
456 lines
19 KiB
Python
Executable file
#!/usr/bin/env python3
|
|
|
|
import argparse
|
|
import contextlib
|
|
import json
|
|
import os
|
|
import platform
|
|
import re
|
|
import site
|
|
import shlex
|
|
import shutil
|
|
import subprocess
|
|
import sys
|
|
import tempfile
|
|
import pathlib
|
|
import signal
|
|
from pathlib import PurePath
|
|
|
|
from distutils.sysconfig import get_python_lib
|
|
from distutils.util import strtobool
|
|
|
|
from scripts.common import get_meson
|
|
from scripts.common import git
|
|
from scripts.common import win32_get_short_path_name
|
|
from scripts.common import get_wine_shortpath
|
|
|
|
SCRIPTDIR = os.path.dirname(os.path.realpath(__file__))
|
|
PREFIX_DIR = os.path.join(SCRIPTDIR, 'prefix')
|
|
# Use '_build' as the builddir instead of 'build'
|
|
DEFAULT_BUILDDIR = os.path.join(SCRIPTDIR, 'build')
|
|
if not os.path.exists(DEFAULT_BUILDDIR):
|
|
DEFAULT_BUILDDIR = os.path.join(SCRIPTDIR, '_build')
|
|
|
|
TYPELIB_REG = re.compile(r'.*\.typelib$')
|
|
SHAREDLIB_REG = re.compile(r'\.so|\.dylib|\.dll')
|
|
|
|
# libdir is expanded from option of the same name listed in the `meson
|
|
# introspect --buildoptions` output.
|
|
GSTPLUGIN_FILEPATH_REG_TEMPLATE = r'.*/{libdir}/gstreamer-1.0/[^/]+$'
|
|
GSTPLUGIN_FILEPATH_REG = None
|
|
|
|
def listify(o):
|
|
if isinstance(o, str):
|
|
return [o]
|
|
if isinstance(o, list):
|
|
return o
|
|
raise AssertionError('Object {!r} must be a string or a list'.format(o))
|
|
|
|
def stringify(o):
|
|
if isinstance(o, str):
|
|
return o
|
|
if isinstance(o, list):
|
|
if len(o) == 1:
|
|
return o[0]
|
|
raise AssertionError('Did not expect object {!r} to have more than one element'.format(o))
|
|
raise AssertionError('Object {!r} must be a string or a list'.format(o))
|
|
|
|
def prepend_env_var(env, var, value, sysroot):
|
|
if value.startswith(sysroot):
|
|
value = value[len(sysroot):]
|
|
# Try not to exceed maximum length limits for env vars on Windows
|
|
if os.name == 'nt':
|
|
value = win32_get_short_path_name(value)
|
|
env_val = env.get(var, '')
|
|
val = os.pathsep + value + os.pathsep
|
|
# Don't add the same value twice
|
|
if val in env_val or env_val.startswith(value + os.pathsep):
|
|
return
|
|
env[var] = val + env_val
|
|
env[var] = env[var].replace(os.pathsep + os.pathsep, os.pathsep).strip(os.pathsep)
|
|
|
|
def is_library_target_and_not_plugin(target, filename):
|
|
'''
|
|
Don't add plugins to PATH/LD_LIBRARY_PATH because:
|
|
1. We don't need to
|
|
2. It causes us to exceed the PATH length limit on Windows and Wine
|
|
'''
|
|
if not target['type'].startswith('shared'):
|
|
return False
|
|
if not target['installed']:
|
|
return False
|
|
# Check if this output of that target is a shared library
|
|
if not SHAREDLIB_REG.search(filename):
|
|
return False
|
|
# Check if it's installed to the gstreamer plugin location
|
|
for install_filename in listify(target['install_filename']):
|
|
if install_filename.endswith(os.path.basename(filename)):
|
|
break
|
|
else:
|
|
# None of the installed files in the target correspond to the built
|
|
# filename, so skip
|
|
return False
|
|
|
|
global GSTPLUGIN_FILEPATH_REG
|
|
if GSTPLUGIN_FILEPATH_REG is None:
|
|
GSTPLUGIN_FILEPATH_REG = re.compile(GSTPLUGIN_FILEPATH_REG_TEMPLATE)
|
|
if GSTPLUGIN_FILEPATH_REG.search(install_filename.replace('\\', '/')):
|
|
return False
|
|
return True
|
|
|
|
def is_binary_target_and_in_path(target, filename, bindir):
|
|
if target['type'] != 'executable':
|
|
return False
|
|
if not target['installed']:
|
|
return False
|
|
# Check if this file installed by this target is installed to bindir
|
|
for install_filename in listify(target['install_filename']):
|
|
if install_filename.endswith(os.path.basename(filename)):
|
|
break
|
|
else:
|
|
# None of the installed files in the target correspond to the built
|
|
# filename, so skip
|
|
return False
|
|
fpath = PurePath(install_filename)
|
|
if fpath.parent != bindir:
|
|
return False
|
|
return True
|
|
|
|
|
|
def get_wine_subprocess_env(options, env):
|
|
with open(os.path.join(options.builddir, 'meson-info', 'intro-buildoptions.json')) as f:
|
|
buildoptions = json.load(f)
|
|
|
|
prefix, = [o for o in buildoptions if o['name'] == 'prefix']
|
|
path = os.path.normpath(os.path.join(prefix['value'], 'bin'))
|
|
prepend_env_var(env, "PATH", path, options.sysroot)
|
|
wine_path = get_wine_shortpath(
|
|
options.wine.split(' '),
|
|
[path] + env.get('WINEPATH', '').split(';')
|
|
)
|
|
if options.winepath:
|
|
wine_path += ';' + options.winepath
|
|
env['WINEPATH'] = wine_path
|
|
env['WINEDEBUG'] = 'fixme-all'
|
|
|
|
return env
|
|
|
|
|
|
def get_subprocess_env(options, gst_version):
|
|
env = os.environ.copy()
|
|
|
|
env["CURRENT_GST"] = os.path.normpath(SCRIPTDIR)
|
|
env["GST_VERSION"] = gst_version
|
|
env["GST_VALIDATE_SCENARIOS_PATH"] = os.path.normpath(
|
|
"%s/subprojects/gst-devtools/validate/data/scenarios" % SCRIPTDIR)
|
|
env["GST_VALIDATE_PLUGIN_PATH"] = os.path.normpath(
|
|
"%s/subprojects/gst-devtools/validate/plugins" % options.builddir)
|
|
env["GST_VALIDATE_APPS_DIR"] = os.path.normpath(
|
|
"%s/subprojects/gst-editing-services/tests/validate" % SCRIPTDIR)
|
|
env["GST_ENV"] = 'gst-' + gst_version
|
|
env["GST_REGISTRY"] = os.path.normpath(options.builddir + "/registry.dat")
|
|
prepend_env_var(env, "PATH", os.path.normpath(
|
|
"%s/subprojects/gst-devtools/validate/tools" % options.builddir),
|
|
options.sysroot)
|
|
|
|
if options.wine:
|
|
return get_wine_subprocess_env(options, env)
|
|
|
|
prepend_env_var(env, "PATH", os.path.join(SCRIPTDIR, 'meson'),
|
|
options.sysroot)
|
|
|
|
env["GST_PLUGIN_SYSTEM_PATH"] = ""
|
|
env["GST_PLUGIN_SCANNER"] = os.path.normpath(
|
|
"%s/subprojects/gstreamer/libs/gst/helpers/gst-plugin-scanner" % options.builddir)
|
|
env["GST_PTP_HELPER"] = os.path.normpath(
|
|
"%s/subprojects/gstreamer/libs/gst/helpers/gst-ptp-helper" % options.builddir)
|
|
|
|
if os.name == 'nt':
|
|
lib_path_envvar = 'PATH'
|
|
elif platform.system() == 'Darwin':
|
|
lib_path_envvar = 'DYLD_LIBRARY_PATH'
|
|
else:
|
|
lib_path_envvar = 'LD_LIBRARY_PATH'
|
|
|
|
prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(SCRIPTDIR, 'subprojects',
|
|
'gst-python', 'plugin'),
|
|
options.sysroot)
|
|
prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(PREFIX_DIR, 'lib',
|
|
'gstreamer-1.0'),
|
|
options.sysroot)
|
|
prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(options.builddir, 'subprojects',
|
|
'libnice', 'gst'),
|
|
options.sysroot)
|
|
prepend_env_var(env, "GST_VALIDATE_SCENARIOS_PATH",
|
|
os.path.join(PREFIX_DIR, 'share', 'gstreamer-1.0',
|
|
'validate', 'scenarios'),
|
|
options.sysroot)
|
|
prepend_env_var(env, "GI_TYPELIB_PATH", os.path.join(PREFIX_DIR, 'lib',
|
|
'lib', 'girepository-1.0'),
|
|
options.sysroot)
|
|
prepend_env_var(env, "PKG_CONFIG_PATH", os.path.join(PREFIX_DIR, 'lib', 'pkgconfig'),
|
|
options.sysroot)
|
|
|
|
# gst-indent
|
|
prepend_env_var(env, "PATH", os.path.join(SCRIPTDIR, 'gstreamer', 'tools'),
|
|
options.sysroot)
|
|
|
|
# tools: gst-launch-1.0, gst-inspect-1.0
|
|
prepend_env_var(env, "PATH", os.path.join(options.builddir, 'subprojects',
|
|
'gstreamer', 'tools'),
|
|
options.sysroot)
|
|
prepend_env_var(env, "PATH", os.path.join(options.builddir, 'subprojects',
|
|
'gst-plugins-base', 'tools'),
|
|
options.sysroot)
|
|
|
|
# Library and binary search paths
|
|
prepend_env_var(env, "PATH", os.path.join(PREFIX_DIR, 'bin'),
|
|
options.sysroot)
|
|
if lib_path_envvar != 'PATH':
|
|
prepend_env_var(env, lib_path_envvar, os.path.join(PREFIX_DIR, 'lib'),
|
|
options.sysroot)
|
|
prepend_env_var(env, lib_path_envvar, os.path.join(PREFIX_DIR, 'lib64'),
|
|
options.sysroot)
|
|
elif 'QMAKE' in os.environ:
|
|
# There's no RPATH on Windows, so we need to set PATH for the qt5 DLLs
|
|
prepend_env_var(env, 'PATH', os.path.dirname(os.environ['QMAKE']),
|
|
options.sysroot)
|
|
|
|
meson = get_meson()
|
|
targets_s = subprocess.check_output(meson + ['introspect', options.builddir, '--targets'])
|
|
targets = json.loads(targets_s.decode())
|
|
paths = set()
|
|
mono_paths = set()
|
|
srcdir_path = pathlib.Path(options.srcdir)
|
|
|
|
build_options_s = subprocess.check_output(meson + ['introspect', options.builddir, '--buildoptions'])
|
|
build_options = json.loads(build_options_s.decode())
|
|
libdir, = [o['value'] for o in build_options if o['name'] == 'libdir']
|
|
libdir = PurePath(libdir)
|
|
prefix, = [o['value'] for o in build_options if o['name'] == 'prefix']
|
|
bindir, = [o['value'] for o in build_options if o['name'] == 'bindir']
|
|
prefix = PurePath(prefix)
|
|
bindir = prefix / bindir
|
|
|
|
global GSTPLUGIN_FILEPATH_REG_TEMPLATE
|
|
GSTPLUGIN_FILEPATH_REG_TEMPLATE = GSTPLUGIN_FILEPATH_REG_TEMPLATE.format(libdir=libdir.as_posix())
|
|
|
|
for target in targets:
|
|
filenames = listify(target['filename'])
|
|
for filename in filenames:
|
|
root = os.path.dirname(filename)
|
|
if srcdir_path / "subprojects/gst-devtools/validate/plugins" in (srcdir_path / root).parents:
|
|
continue
|
|
if filename.endswith('.dll'):
|
|
mono_paths.add(os.path.join(options.builddir, root))
|
|
if TYPELIB_REG.search(filename):
|
|
prepend_env_var(env, "GI_TYPELIB_PATH",
|
|
os.path.join(options.builddir, root),
|
|
options.sysroot)
|
|
elif is_library_target_and_not_plugin(target, filename):
|
|
prepend_env_var(env, lib_path_envvar,
|
|
os.path.join(options.builddir, root),
|
|
options.sysroot)
|
|
elif is_binary_target_and_in_path(target, filename, bindir):
|
|
paths.add(os.path.join(options.builddir, root))
|
|
|
|
with open(os.path.join(options.builddir, 'GstPluginsPath.json')) as f:
|
|
for plugin_path in json.load(f):
|
|
prepend_env_var(env, 'GST_PLUGIN_PATH', plugin_path,
|
|
options.sysroot)
|
|
|
|
for p in paths:
|
|
prepend_env_var(env, 'PATH', p, options.sysroot)
|
|
|
|
if os.name != 'nt':
|
|
for p in mono_paths:
|
|
prepend_env_var(env, "MONO_PATH", p, options.sysroot)
|
|
|
|
presets = set()
|
|
encoding_targets = set()
|
|
pkg_dirs = set()
|
|
python_dirs = set(["%s/subprojects/gstreamer/libs/gst/helpers/" % options.srcdir])
|
|
if '--installed' in subprocess.check_output(meson + ['introspect', '-h']).decode():
|
|
installed_s = subprocess.check_output(meson + ['introspect', options.builddir, '--installed'])
|
|
for path, installpath in json.loads(installed_s.decode()).items():
|
|
installpath_parts = pathlib.Path(installpath).parts
|
|
path_parts = pathlib.Path(path).parts
|
|
|
|
# We want to add all python modules to the PYTHONPATH
|
|
# in a manner consistent with the way they would be imported:
|
|
# For example if the source path /home/meh/foo/bar.py
|
|
# is to be installed in /usr/lib/python/site-packages/foo/bar.py,
|
|
# we want to add /home/meh to the PYTHONPATH.
|
|
# This will only work for projects where the paths to be installed
|
|
# mirror the installed directory layout, for example if the path
|
|
# is /home/meh/baz/bar.py and the install path is
|
|
# /usr/lib/site-packages/foo/bar.py , we will not add anything
|
|
# to PYTHONPATH, but the current approach works with pygobject
|
|
# and gst-python at least.
|
|
if 'site-packages' in installpath_parts:
|
|
install_subpath = os.path.join(*installpath_parts[installpath_parts.index('site-packages') + 1:])
|
|
if path.endswith(install_subpath):
|
|
python_dirs.add(path[:len (install_subpath) * -1])
|
|
|
|
if path.endswith('.prs'):
|
|
presets.add(os.path.dirname(path))
|
|
elif path.endswith('.gep'):
|
|
encoding_targets.add(
|
|
os.path.abspath(os.path.join(os.path.dirname(path), '..')))
|
|
elif path.endswith('.pc'):
|
|
# Is there a -uninstalled pc file for this file?
|
|
uninstalled = "{0}-uninstalled.pc".format(path[:-3])
|
|
if os.path.exists(uninstalled):
|
|
pkg_dirs.add(os.path.dirname(path))
|
|
|
|
if path.endswith('gstomx.conf'):
|
|
prepend_env_var(env, 'GST_OMX_CONFIG_DIR', os.path.dirname(path),
|
|
options.sysroot)
|
|
|
|
for p in presets:
|
|
prepend_env_var(env, 'GST_PRESET_PATH', p, options.sysroot)
|
|
|
|
for t in encoding_targets:
|
|
prepend_env_var(env, 'GST_ENCODING_TARGET_PATH', t, options.sysroot)
|
|
|
|
for pkg_dir in pkg_dirs:
|
|
prepend_env_var(env, "PKG_CONFIG_PATH", pkg_dir, options.sysroot)
|
|
prepend_env_var(env, "PKG_CONFIG_PATH", os.path.join(options.builddir,
|
|
'subprojects',
|
|
'gst-plugins-good',
|
|
'pkgconfig'),
|
|
options.sysroot)
|
|
|
|
for python_dir in python_dirs:
|
|
prepend_env_var(env, 'PYTHONPATH', python_dir, options.sysroot)
|
|
|
|
mesonpath = os.path.join(SCRIPTDIR, "meson")
|
|
if os.path.join(mesonpath):
|
|
# Add meson/ into PYTHONPATH if we are using a local meson
|
|
prepend_env_var(env, 'PYTHONPATH', mesonpath, options.sysroot)
|
|
|
|
# For devhelp books
|
|
if 'XDG_DATA_DIRS' not in env or not env['XDG_DATA_DIRS']:
|
|
# Preserve default paths when empty
|
|
prepend_env_var(env, 'XDG_DATA_DIRS', '/usr/local/share/:/usr/share/', '')
|
|
|
|
prepend_env_var (env, 'XDG_DATA_DIRS', os.path.join(options.builddir,
|
|
'subprojects',
|
|
'gst-docs',
|
|
'GStreamer-doc'),
|
|
options.sysroot)
|
|
|
|
if 'XDG_CONFIG_DIRS' not in env or not env['XDG_CONFIG_DIRS']:
|
|
# Preserve default paths when empty
|
|
prepend_env_var(env, 'XDG_CONFIG_DIRS', '/etc/local/xdg:/etc/xdg', '')
|
|
|
|
prepend_env_var(env, "XDG_CONFIG_DIRS", os.path.join(PREFIX_DIR, 'etc', 'xdg'),
|
|
options.sysroot)
|
|
|
|
return env
|
|
|
|
def get_windows_shell():
|
|
command = ['powershell.exe' ,'-noprofile', '-executionpolicy', 'bypass', '-file', 'cmd_or_ps.ps1']
|
|
result = subprocess.check_output(command)
|
|
return result.decode().strip()
|
|
|
|
if __name__ == "__main__":
|
|
parser = argparse.ArgumentParser(prog="gstreamer-uninstalled")
|
|
|
|
parser.add_argument("--builddir",
|
|
default=DEFAULT_BUILDDIR,
|
|
help="The meson build directory")
|
|
parser.add_argument("--srcdir",
|
|
default=SCRIPTDIR,
|
|
help="The top level source directory")
|
|
parser.add_argument("--sysroot",
|
|
default='',
|
|
help="The sysroot path used during cross-compilation")
|
|
parser.add_argument("--wine",
|
|
default='',
|
|
help="Build a wine env based on specified wine command")
|
|
parser.add_argument("--winepath",
|
|
default='',
|
|
help="Exra path to set to WINEPATH.")
|
|
parser.add_argument("--only-environment",
|
|
action='store_true',
|
|
default=False,
|
|
help="Do not start a shell, only print required environment.")
|
|
options, args = parser.parse_known_args()
|
|
|
|
if not os.path.exists(options.builddir):
|
|
print("GStreamer not built in %s\n\nBuild it and try again" %
|
|
options.builddir)
|
|
exit(1)
|
|
options.builddir = os.path.abspath(options.builddir)
|
|
|
|
if not os.path.exists(options.srcdir):
|
|
print("The specified source dir does not exist" %
|
|
options.srcdir)
|
|
exit(1)
|
|
|
|
# The following incantation will retrieve the current branch name.
|
|
gst_version = git("rev-parse", "--symbolic-full-name", "--abbrev-ref", "HEAD",
|
|
repository_path=options.srcdir).strip('\n')
|
|
|
|
if options.wine:
|
|
gst_version += '-' + os.path.basename(options.wine)
|
|
|
|
env = get_subprocess_env(options, gst_version)
|
|
if not args:
|
|
if os.name == 'nt':
|
|
shell = get_windows_shell()
|
|
if shell == 'powershell.exe':
|
|
args = ['powershell.exe']
|
|
args += ['-NoLogo', '-NoExit']
|
|
prompt = 'function global:prompt { "[gst-' + gst_version + '"+"] PS " + $PWD + "> "}'
|
|
args += ['-Command', prompt]
|
|
else:
|
|
args = [os.environ.get("COMSPEC", r"C:\WINDOWS\system32\cmd.exe")]
|
|
args += ['/k', 'prompt [gst-{}] $P$G'.format(gst_version)]
|
|
else:
|
|
args = [os.environ.get("SHELL", os.path.realpath("/bin/sh"))]
|
|
if args[0].endswith('bash') and not strtobool(os.environ.get("GST_BUILD_DISABLE_PS1_OVERRIDE", r"FALSE")):
|
|
# Let the GC remove the tmp file
|
|
tmprc = tempfile.NamedTemporaryFile(mode='w')
|
|
bashrc = os.path.expanduser('~/.bashrc')
|
|
if os.path.exists(bashrc):
|
|
with open(bashrc, 'r') as src:
|
|
shutil.copyfileobj(src, tmprc)
|
|
tmprc.write('\nexport PS1="[gst-%s] $PS1"' % gst_version)
|
|
tmprc.flush()
|
|
args.append("--rcfile")
|
|
args.append(tmprc.name)
|
|
elif args[0].endswith('fish'):
|
|
# Ignore SIGINT while using fish as the shell to make it behave
|
|
# like other shells such as bash and zsh.
|
|
# See: https://gitlab.freedesktop.org/gstreamer/gst-build/issues/18
|
|
signal.signal(signal.SIGINT, lambda x, y: True)
|
|
# Set the prompt
|
|
args.append('--init-command')
|
|
prompt_cmd = '''functions --copy fish_prompt original_fish_prompt
|
|
function fish_prompt
|
|
echo -n '[gst-{}] '(original_fish_prompt)
|
|
end'''.format(gst_version)
|
|
args.append(prompt_cmd)
|
|
elif args[0].endswith('zsh'):
|
|
tmpdir = tempfile.TemporaryDirectory()
|
|
# Let the GC remove the tmp file
|
|
tmprc = open(os.path.join(tmpdir.name, '.zshrc'), 'w')
|
|
zshrc = os.path.expanduser('~/.zshrc')
|
|
if os.path.exists(zshrc):
|
|
with open(zshrc, 'r') as src:
|
|
shutil.copyfileobj(src, tmprc)
|
|
tmprc.write('\nexport PROMPT="[gst-{}] $PROMPT"'.format(gst_version))
|
|
tmprc.flush()
|
|
env['ZDOTDIR'] = tmpdir.name
|
|
try:
|
|
if options.only_environment:
|
|
for name, value in env.items():
|
|
print('{}={}'.format(name, shlex.quote(value)))
|
|
print('export {}'.format(name))
|
|
else:
|
|
exit(subprocess.call(args, close_fds=False, env=env))
|
|
|
|
except subprocess.CalledProcessError as e:
|
|
exit(e.returncode)
|