#!/usr/bin/env python3 import argparse import json import os import platform import re import site import shutil import subprocess import sys import tempfile from common import get_meson SCRIPTDIR = os.path.dirname(os.path.realpath(__file__)) PREFIX_DIR = os.path.join(SCRIPTDIR, 'prefix') def prepend_env_var(env, var, value): env[var] = os.pathsep + value + os.pathsep + env.get(var, "") env[var] = env[var].replace(os.pathsep + os.pathsep, os.pathsep).strip(os.pathsep) def get_subprocess_env(options): env = os.environ.copy() env["CURRENT_GST"] = os.path.normpath(SCRIPTDIR) 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) prepend_env_var(env, "PATH", os.path.normpath( "%s/subprojects/gst-devtools/validate/tools" % options.builddir)) prepend_env_var(env, "PATH", os.path.join(SCRIPTDIR, 'meson')) env["GST_VERSION"] = options.gst_version env["GST_ENV"] = 'gst-' + options.gst_version 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) env["GST_REGISTRY"] = os.path.normpath(options.builddir + "/registry.dat") sharedlib_reg = re.compile(r'\.so|\.dylib|\.dll') typelib_reg = re.compile(r'.*\.typelib$') pluginpath_reg = re.compile(r'lib.*' + re.escape(os.path.normpath('/gstreamer-1.0/'))) if os.name is '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')) prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(PREFIX_DIR, 'lib', 'gstreamer-1.0')) prepend_env_var(env, "PATH", os.path.join(PREFIX_DIR, 'bin')) prepend_env_var(env, lib_path_envvar, os.path.join(PREFIX_DIR, 'lib')) prepend_env_var(env, "GST_VALIDATE_SCENARIOS_PATH", os.path.join( PREFIX_DIR, 'share', 'gstreamer-1.0', 'validate', 'scenarios')) prepend_env_var(env, "GI_TYPELIB_PATH", os.path.join(PREFIX_DIR, 'lib', 'lib', 'girepository-1.0')) meson, mesonconf, mesonintrospect = get_meson() targets_s = subprocess.check_output([sys.executable, mesonintrospect, options.builddir, '--targets']) targets = json.loads(targets_s.decode()) paths = set() mono_paths = set() for target in targets: filename = target['filename'] root = os.path.dirname(filename) 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)) elif sharedlib_reg.search(filename): if target.get('type') != "shared library": continue if target.get('installed') and pluginpath_reg.search(os.path.normpath(target.get('install_filename'))): prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(options.builddir, root)) continue prepend_env_var(env, lib_path_envvar, os.path.join(options.builddir, root)) elif target.get('type') == 'executable' and target.get('installed'): paths.add(os.path.join(options.builddir, root)) for p in paths: prepend_env_var(env, 'PATH', p) if os.name != 'nt': for p in mono_paths: prepend_env_var(env, "MONO_PATH", p) presets = set() encoding_targets = set() pkg_dirs = set() if '--installed' in subprocess.check_output([sys.executable, mesonintrospect, '-h']).decode(): installed_s = subprocess.check_output([sys.executable, mesonintrospect, options.builddir, '--installed']) for path, installpath in json.loads(installed_s.decode()).items(): 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)) for p in presets: prepend_env_var(env, 'GST_PRESET_PATH', p) for t in encoding_targets: prepend_env_var(env, 'GST_ENCODING_TARGET_PATH', t) for pkg_dir in pkg_dirs: prepend_env_var(env, "PKG_CONFIG_PATH", pkg_dir) prepend_env_var(env, "PKG_CONFIG_PATH", os.path.join(options.builddir, 'subprojects', 'gst-plugins-good', 'pkgconfig')) 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) return env def python_env(options, unset_env=False): """ Setup our overrides_hack.py as sitecustomize.py script in user site-packages if unset_env=False, else unset, previously set env. """ subprojects_path = os.path.join(options.builddir, "subprojects") gst_python_path = os.path.join(SCRIPTDIR, "subprojects", "gst-python") if not os.path.exists(os.path.join(subprojects_path, "gst-python")) or \ not os.path.exists(gst_python_path): return False sitepackages = site.getusersitepackages() if not sitepackages: return False sitecustomize = os.path.join(sitepackages, "sitecustomize.py") overrides_hack = os.path.join(gst_python_path, "testsuite", "overrides_hack.py") if not unset_env: if os.path.exists(sitecustomize): if os.path.realpath(sitecustomize) == overrides_hack: print("Customize user site script already linked to the GStreamer one") return False old_sitecustomize = os.path.join(sitepackages, "old.sitecustomize.gstuninstalled.py") shutil.move(sitecustomize, old_sitecustomize) elif not os.path.exists(sitepackages): os.makedirs(sitepackages) os.symlink(overrides_hack, sitecustomize) return os.path.realpath(sitecustomize) == overrides_hack else: if not os.path.realpath(sitecustomize) == overrides_hack: return False os.remove(sitecustomize) old_sitecustomize = os.path.join(sitepackages, "old.sitecustomize.gstuninstalled.py") if os.path.exists(old_sitecustomize): shutil.move(old_sitecustomize, sitecustomize) return True if __name__ == "__main__": parser = argparse.ArgumentParser(prog="gstreamer-uninstalled") parser.add_argument("--builddir", default=os.path.join(SCRIPTDIR, "build"), help="The meson build directory") parser.add_argument("--srcdir", default=SCRIPTDIR, help="The top level source directory") parser.add_argument("--gst-version", default="master", help="The GStreamer major version") 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) if not os.path.exists(options.srcdir): print("The specified source dir does not exist" % options.srcdir) exit(1) if not args: if os.name is 'nt': args = [os.environ.get("COMSPEC", r"C:\WINDOWS\system32\cmd.exe")] else: args = [os.environ.get("SHELL", os.path.realpath("/bin/sh"))] if "bash" in args[0]: bashrc = os.path.expanduser('~/.bashrc') if os.path.exists(bashrc): tmprc = tempfile.NamedTemporaryFile(mode='w') with open(bashrc, 'r') as src: shutil.copyfileobj(src, tmprc) tmprc.write('\nexport PS1="[gst-%s] $PS1"' % options.gst_version) tmprc.flush() # Let the GC remove the tmp file args.append("--rcfile") args.append(tmprc.name) python_set = python_env(options) try: exit(subprocess.call(args, cwd=options.srcdir, env=get_subprocess_env(options))) except subprocess.CalledProcessError as e: exit(e.returncode) finally: if python_set: python_env(options, unset_env=True)