mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-05-18 00:12:46 +00:00
f69a2c9fd2
This is needed to use gst-uninstalled mode over NFS when gst-build is a worktree. When this is the case, the .git is a file that links to the original git tree, but this tree is unlikely to be visible over NFS. Instead of forcing NFS contorsion, simply ignore the error.
500 lines
21 KiB
Python
Executable file
500 lines
21 KiB
Python
Executable file
#!/usr/bin/env python3
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import argparse
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import contextlib
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import glob
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import json
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import os
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import platform
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import re
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import site
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import shlex
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import shutil
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import subprocess
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import sys
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import tempfile
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import pathlib
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import signal
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from pathlib import PurePath
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from distutils.sysconfig import get_python_lib
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from distutils.util import strtobool
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from scripts.common import get_meson
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from scripts.common import git
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from scripts.common import win32_get_short_path_name
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from scripts.common import get_wine_shortpath
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SCRIPTDIR = os.path.dirname(os.path.realpath(__file__))
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PREFIX_DIR = os.path.join(SCRIPTDIR, 'prefix')
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# Use '_build' as the builddir instead of 'build'
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DEFAULT_BUILDDIR = os.path.join(SCRIPTDIR, 'build')
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if not os.path.exists(DEFAULT_BUILDDIR):
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DEFAULT_BUILDDIR = os.path.join(SCRIPTDIR, '_build')
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TYPELIB_REG = re.compile(r'.*\.typelib$')
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SHAREDLIB_REG = re.compile(r'\.so|\.dylib|\.dll')
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# libdir is expanded from option of the same name listed in the `meson
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# introspect --buildoptions` output.
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GSTPLUGIN_FILEPATH_REG_TEMPLATE = r'.*/{libdir}/gstreamer-1.0/[^/]+$'
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GSTPLUGIN_FILEPATH_REG = None
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def listify(o):
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if isinstance(o, str):
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return [o]
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if isinstance(o, list):
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return o
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raise AssertionError('Object {!r} must be a string or a list'.format(o))
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def stringify(o):
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if isinstance(o, str):
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return o
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if isinstance(o, list):
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if len(o) == 1:
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return o[0]
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raise AssertionError('Did not expect object {!r} to have more than one element'.format(o))
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raise AssertionError('Object {!r} must be a string or a list'.format(o))
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def prepend_env_var(env, var, value, sysroot):
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if value.startswith(sysroot):
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value = value[len(sysroot):]
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# Try not to exceed maximum length limits for env vars on Windows
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if os.name == 'nt':
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value = win32_get_short_path_name(value)
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env_val = env.get(var, '')
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val = os.pathsep + value + os.pathsep
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# Don't add the same value twice
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if val in env_val or env_val.startswith(value + os.pathsep):
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return
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env[var] = val + env_val
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env[var] = env[var].replace(os.pathsep + os.pathsep, os.pathsep).strip(os.pathsep)
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def is_library_target_and_not_plugin(target, filename):
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'''
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Don't add plugins to PATH/LD_LIBRARY_PATH because:
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1. We don't need to
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2. It causes us to exceed the PATH length limit on Windows and Wine
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'''
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if not target['type'].startswith('shared'):
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return False
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if not target['installed']:
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return False
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# Check if this output of that target is a shared library
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if not SHAREDLIB_REG.search(filename):
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return False
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# Check if it's installed to the gstreamer plugin location
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for install_filename in listify(target['install_filename']):
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if install_filename.endswith(os.path.basename(filename)):
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break
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else:
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# None of the installed files in the target correspond to the built
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# filename, so skip
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return False
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global GSTPLUGIN_FILEPATH_REG
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if GSTPLUGIN_FILEPATH_REG is None:
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GSTPLUGIN_FILEPATH_REG = re.compile(GSTPLUGIN_FILEPATH_REG_TEMPLATE)
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if GSTPLUGIN_FILEPATH_REG.search(install_filename.replace('\\', '/')):
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return False
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return True
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def is_binary_target_and_in_path(target, filename, bindir):
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if target['type'] != 'executable':
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return False
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if not target['installed']:
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return False
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# Check if this file installed by this target is installed to bindir
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for install_filename in listify(target['install_filename']):
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if install_filename.endswith(os.path.basename(filename)):
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break
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else:
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# None of the installed files in the target correspond to the built
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# filename, so skip
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return False
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fpath = PurePath(install_filename)
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if fpath.parent != bindir:
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return False
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return True
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def get_wine_subprocess_env(options, env):
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with open(os.path.join(options.builddir, 'meson-info', 'intro-buildoptions.json')) as f:
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buildoptions = json.load(f)
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prefix, = [o for o in buildoptions if o['name'] == 'prefix']
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path = os.path.normpath(os.path.join(prefix['value'], 'bin'))
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prepend_env_var(env, "PATH", path, options.sysroot)
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wine_path = get_wine_shortpath(
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options.wine.split(' '),
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[path] + env.get('WINEPATH', '').split(';')
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)
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if options.winepath:
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wine_path += ';' + options.winepath
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env['WINEPATH'] = wine_path
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env['WINEDEBUG'] = 'fixme-all'
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return env
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def setup_gdb(options):
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python_paths = set()
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if not shutil.which('gdb'):
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return python_paths
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bdir = os.path.realpath(options.builddir)
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for libpath, gdb_path in [
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(os.path.join("subprojects", "gstreamer", "gst"),
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os.path.join("subprojects", "gstreamer", "libs", "gst", "helpers")),
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(os.path.join("subprojects", "glib", "gobject"), None),
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(os.path.join("subprojects", "glib", "glib"), None)]:
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if not gdb_path:
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gdb_path = libpath
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autoload_path = os.path.join(bdir, "gdb-auto-load/", bdir[1:], libpath)
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os.makedirs(autoload_path, exist_ok=True)
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for gdb_helper in glob.glob(os.path.join(bdir, gdb_path, "*-gdb.py")):
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python_paths.add(os.path.join(bdir, gdb_path))
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python_paths.add(os.path.join(options.srcdir, gdb_path))
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try:
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os.symlink(gdb_helper, os.path.join(autoload_path, os.path.basename(gdb_helper)))
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except FileExistsError:
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pass
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gdbinit_line = 'add-auto-load-scripts-directory %s' % os.path.join(bdir, 'gdb-auto-load\n')
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try:
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with open(os.path.join(options.srcdir, '.gdbinit'), 'r') as f:
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if gdbinit_line in f.readlines():
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return python_paths
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except FileNotFoundError:
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pass
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with open(os.path.join(options.srcdir, '.gdbinit'), 'a') as f:
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f.write(gdbinit_line)
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return python_paths
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def get_subprocess_env(options, gst_version):
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env = os.environ.copy()
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env["CURRENT_GST"] = os.path.normpath(SCRIPTDIR)
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env["GST_VERSION"] = gst_version
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env["GST_VALIDATE_SCENARIOS_PATH"] = os.path.normpath(
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"%s/subprojects/gst-devtools/validate/data/scenarios" % SCRIPTDIR)
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env["GST_VALIDATE_PLUGIN_PATH"] = os.path.normpath(
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"%s/subprojects/gst-devtools/validate/plugins" % options.builddir)
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env["GST_VALIDATE_APPS_DIR"] = os.path.normpath(
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"%s/subprojects/gst-editing-services/tests/validate" % SCRIPTDIR)
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env["GST_ENV"] = 'gst-' + gst_version
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env["GST_REGISTRY"] = os.path.normpath(options.builddir + "/registry.dat")
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prepend_env_var(env, "PATH", os.path.normpath(
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"%s/subprojects/gst-devtools/validate/tools" % options.builddir),
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options.sysroot)
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if options.wine:
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return get_wine_subprocess_env(options, env)
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prepend_env_var(env, "PATH", os.path.join(SCRIPTDIR, 'meson'),
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options.sysroot)
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env["GST_PLUGIN_SYSTEM_PATH"] = ""
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env["GST_PLUGIN_SCANNER"] = os.path.normpath(
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"%s/subprojects/gstreamer/libs/gst/helpers/gst-plugin-scanner" % options.builddir)
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env["GST_PTP_HELPER"] = os.path.normpath(
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"%s/subprojects/gstreamer/libs/gst/helpers/gst-ptp-helper" % options.builddir)
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if os.name == 'nt':
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lib_path_envvar = 'PATH'
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elif platform.system() == 'Darwin':
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lib_path_envvar = 'DYLD_LIBRARY_PATH'
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else:
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lib_path_envvar = 'LD_LIBRARY_PATH'
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prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(SCRIPTDIR, 'subprojects',
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'gst-python', 'plugin'),
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options.sysroot)
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prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(PREFIX_DIR, 'lib',
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'gstreamer-1.0'),
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options.sysroot)
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prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(options.builddir, 'subprojects',
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'libnice', 'gst'),
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options.sysroot)
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prepend_env_var(env, "GST_VALIDATE_SCENARIOS_PATH",
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os.path.join(PREFIX_DIR, 'share', 'gstreamer-1.0',
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'validate', 'scenarios'),
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options.sysroot)
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prepend_env_var(env, "GI_TYPELIB_PATH", os.path.join(PREFIX_DIR, 'lib',
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'lib', 'girepository-1.0'),
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options.sysroot)
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prepend_env_var(env, "PKG_CONFIG_PATH", os.path.join(PREFIX_DIR, 'lib', 'pkgconfig'),
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options.sysroot)
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# gst-indent
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prepend_env_var(env, "PATH", os.path.join(SCRIPTDIR, 'gstreamer', 'tools'),
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options.sysroot)
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# tools: gst-launch-1.0, gst-inspect-1.0
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prepend_env_var(env, "PATH", os.path.join(options.builddir, 'subprojects',
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'gstreamer', 'tools'),
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options.sysroot)
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prepend_env_var(env, "PATH", os.path.join(options.builddir, 'subprojects',
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'gst-plugins-base', 'tools'),
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options.sysroot)
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# Library and binary search paths
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prepend_env_var(env, "PATH", os.path.join(PREFIX_DIR, 'bin'),
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options.sysroot)
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if lib_path_envvar != 'PATH':
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prepend_env_var(env, lib_path_envvar, os.path.join(PREFIX_DIR, 'lib'),
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options.sysroot)
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prepend_env_var(env, lib_path_envvar, os.path.join(PREFIX_DIR, 'lib64'),
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options.sysroot)
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elif 'QMAKE' in os.environ:
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# There's no RPATH on Windows, so we need to set PATH for the qt5 DLLs
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prepend_env_var(env, 'PATH', os.path.dirname(os.environ['QMAKE']),
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options.sysroot)
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meson = get_meson()
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targets_s = subprocess.check_output(meson + ['introspect', options.builddir, '--targets'])
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targets = json.loads(targets_s.decode())
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paths = set()
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mono_paths = set()
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srcdir_path = pathlib.Path(options.srcdir)
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build_options_s = subprocess.check_output(meson + ['introspect', options.builddir, '--buildoptions'])
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build_options = json.loads(build_options_s.decode())
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libdir, = [o['value'] for o in build_options if o['name'] == 'libdir']
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libdir = PurePath(libdir)
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prefix, = [o['value'] for o in build_options if o['name'] == 'prefix']
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bindir, = [o['value'] for o in build_options if o['name'] == 'bindir']
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prefix = PurePath(prefix)
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bindir = prefix / bindir
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global GSTPLUGIN_FILEPATH_REG_TEMPLATE
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GSTPLUGIN_FILEPATH_REG_TEMPLATE = GSTPLUGIN_FILEPATH_REG_TEMPLATE.format(libdir=libdir.as_posix())
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for target in targets:
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filenames = listify(target['filename'])
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for filename in filenames:
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root = os.path.dirname(filename)
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if srcdir_path / "subprojects/gst-devtools/validate/plugins" in (srcdir_path / root).parents:
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continue
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if filename.endswith('.dll'):
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mono_paths.add(os.path.join(options.builddir, root))
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if TYPELIB_REG.search(filename):
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prepend_env_var(env, "GI_TYPELIB_PATH",
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os.path.join(options.builddir, root),
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options.sysroot)
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elif is_library_target_and_not_plugin(target, filename):
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prepend_env_var(env, lib_path_envvar,
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os.path.join(options.builddir, root),
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options.sysroot)
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elif is_binary_target_and_in_path(target, filename, bindir):
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paths.add(os.path.join(options.builddir, root))
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with open(os.path.join(options.builddir, 'GstPluginsPath.json')) as f:
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for plugin_path in json.load(f):
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prepend_env_var(env, 'GST_PLUGIN_PATH', plugin_path,
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options.sysroot)
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for p in paths:
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prepend_env_var(env, 'PATH', p, options.sysroot)
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if os.name != 'nt':
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for p in mono_paths:
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prepend_env_var(env, "MONO_PATH", p, options.sysroot)
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presets = set()
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encoding_targets = set()
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pkg_dirs = set()
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python_dirs = setup_gdb(options)
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if '--installed' in subprocess.check_output(meson + ['introspect', '-h']).decode():
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installed_s = subprocess.check_output(meson + ['introspect', options.builddir, '--installed'])
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for path, installpath in json.loads(installed_s.decode()).items():
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installpath_parts = pathlib.Path(installpath).parts
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path_parts = pathlib.Path(path).parts
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# We want to add all python modules to the PYTHONPATH
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# in a manner consistent with the way they would be imported:
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# For example if the source path /home/meh/foo/bar.py
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# is to be installed in /usr/lib/python/site-packages/foo/bar.py,
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# we want to add /home/meh to the PYTHONPATH.
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# This will only work for projects where the paths to be installed
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# mirror the installed directory layout, for example if the path
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# is /home/meh/baz/bar.py and the install path is
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# /usr/lib/site-packages/foo/bar.py , we will not add anything
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# to PYTHONPATH, but the current approach works with pygobject
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# and gst-python at least.
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if 'site-packages' in installpath_parts:
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install_subpath = os.path.join(*installpath_parts[installpath_parts.index('site-packages') + 1:])
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if path.endswith(install_subpath):
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python_dirs.add(path[:len (install_subpath) * -1])
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if path.endswith('.prs'):
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presets.add(os.path.dirname(path))
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elif path.endswith('.gep'):
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encoding_targets.add(
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os.path.abspath(os.path.join(os.path.dirname(path), '..')))
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elif path.endswith('.pc'):
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# Is there a -uninstalled pc file for this file?
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uninstalled = "{0}-uninstalled.pc".format(path[:-3])
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if os.path.exists(uninstalled):
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pkg_dirs.add(os.path.dirname(path))
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if path.endswith('gstomx.conf'):
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prepend_env_var(env, 'GST_OMX_CONFIG_DIR', os.path.dirname(path),
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options.sysroot)
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for p in presets:
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prepend_env_var(env, 'GST_PRESET_PATH', p, options.sysroot)
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for t in encoding_targets:
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prepend_env_var(env, 'GST_ENCODING_TARGET_PATH', t, options.sysroot)
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for pkg_dir in pkg_dirs:
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prepend_env_var(env, "PKG_CONFIG_PATH", pkg_dir, options.sysroot)
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prepend_env_var(env, "PKG_CONFIG_PATH", os.path.join(options.builddir,
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'subprojects',
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'gst-plugins-good',
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'pkgconfig'),
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options.sysroot)
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for python_dir in python_dirs:
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prepend_env_var(env, 'PYTHONPATH', python_dir, options.sysroot)
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mesonpath = os.path.join(SCRIPTDIR, "meson")
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if os.path.join(mesonpath):
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# Add meson/ into PYTHONPATH if we are using a local meson
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prepend_env_var(env, 'PYTHONPATH', mesonpath, options.sysroot)
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# For devhelp books
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if 'XDG_DATA_DIRS' not in env or not env['XDG_DATA_DIRS']:
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# Preserve default paths when empty
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prepend_env_var(env, 'XDG_DATA_DIRS', '/usr/local/share/:/usr/share/', '')
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prepend_env_var (env, 'XDG_DATA_DIRS', os.path.join(options.builddir,
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'subprojects',
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'gst-docs',
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'GStreamer-doc'),
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options.sysroot)
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if 'XDG_CONFIG_DIRS' not in env or not env['XDG_CONFIG_DIRS']:
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# Preserve default paths when empty
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prepend_env_var(env, 'XDG_CONFIG_DIRS', '/etc/local/xdg:/etc/xdg', '')
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prepend_env_var(env, "XDG_CONFIG_DIRS", os.path.join(PREFIX_DIR, 'etc', 'xdg'),
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options.sysroot)
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return env
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def get_windows_shell():
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command = ['powershell.exe' ,'-noprofile', '-executionpolicy', 'bypass', '-file', 'cmd_or_ps.ps1']
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result = subprocess.check_output(command)
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return result.decode().strip()
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if __name__ == "__main__":
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parser = argparse.ArgumentParser(prog="gstreamer-uninstalled")
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parser.add_argument("--builddir",
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default=DEFAULT_BUILDDIR,
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help="The meson build directory")
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parser.add_argument("--srcdir",
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default=SCRIPTDIR,
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help="The top level source directory")
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parser.add_argument("--sysroot",
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default='',
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help="The sysroot path used during cross-compilation")
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parser.add_argument("--wine",
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default='',
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help="Build a wine env based on specified wine command")
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parser.add_argument("--winepath",
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default='',
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help="Extra path to set to WINEPATH.")
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parser.add_argument("--only-environment",
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action='store_true',
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default=False,
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help="Do not start a shell, only print required environment.")
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options, args = parser.parse_known_args()
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if not os.path.exists(options.builddir):
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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.
|
|
try:
|
|
gst_version = git("rev-parse", "--symbolic-full-name", "--abbrev-ref", "HEAD",
|
|
repository_path=options.srcdir).strip('\n')
|
|
except subprocess.CalledProcessError:
|
|
gst_version = "unknown"
|
|
|
|
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)
|