gstreamer/gst-uninstalled.py
Saunier Thibault de987e8c61 Initial commit
2016-08-25 15:26:28 -03:00

99 lines
3.5 KiB
Python
Executable file

#!/usr/bin/env python3
import os
import argparse
import subprocess
SCRIPTDIR = os.path.dirname(__file__)
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 set_prompt_var(options, env):
ps1 = env.get("PS1")
if ps1:
env["PS1"] = "[gst-%s] %s" % (options.gst_version, ps1)
prompt = env.get("PROMPT")
if prompt:
env["PROMPT"] = "[gst-%s] %s" % (options.gst_version, prompt)
def get_subprocess_env(options):
env = os.environ.copy()
PATH = env.get("PATH", "")
subprojects_path = os.path.join(options.builddir, "subprojects")
for proj in os.listdir(subprojects_path):
projpath = os.path.join(subprojects_path, proj)
if not os.path.exists(projpath):
print("Subproject %s does not exist in %s.,\n"
" Make sure to build everything properly "
"and try again." % (proj, projpath))
exit(1)
envvars_file = os.path.join(projpath, os.path.basename(projpath) + "-uninstalled-envvars.py")
if os.path.exists(envvars_file):
envvars_env = {"envvars": {}}
with open(envvars_file) as f:
code = compile(f.read(), envvars_file, 'exec')
exec(code, None, envvars_env)
for var, value in envvars_env["envvars"].items():
if var.startswith("+"):
prepend_env_var(env, var, value.strip("+"))
else:
env[var] = value
toolsdir = os.path.join(projpath, "tools")
if os.path.exists(toolsdir):
prepend_env_var(env, "PATH", toolsdir)
prepend_env_var(env, "GST_PLUGIN_PATH", projpath)
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)
prepend_env_var(env, "PATH", os.path.normpath(
"%s/subprojects/gst-devtools/validate/tools" % options.builddir))
env["PATH"] += os.pathsep + PATH
env["GST_VERSION"] = 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")
set_prompt_var(options, env)
return env
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("--gst-version", default="master",
help="The meson build directory")
options = parser.parse_args()
if not os.path.exists(options.builddir):
print("GStreamer not built in %s\n\nBuild it and try again" %
options.builddir)
exit(1)
shell_args = [os.environ.get("SHELL", os.path.realpath("/bin/sh"))]
if shell_args[0] == "/bin/bash":
shell_args.append("--noprofile")
try:
exit(subprocess.run(shell_args, env=get_subprocess_env(options)).returncode)
except subprocess.CalledProcessError as e:
exit(e.returncode)