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Code Issues 1 Projects Releases Wiki Activity

Properly setup environment for python development if gst-python is being built

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Avoiding to mess with PYTHONPATH making using python2 in the env
impossible.
This commit is contained in:
Thibault Saunier 2016-11-03 11:46:34 -03:00
parent 95a0651b2c
commit 07424d2fdf
1 changed files with 53 additions and 4 deletions
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57
gst-uninstalled.py
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@ -36,6 +36,8 @@ def get_subprocess_env(options):
prepend_env_var(env, "GST_PLUGIN_PATH", projpath)
prepend_env_var(env, "GST_PLUGIN_PATH", os.path.join(SCRIPTDIR, 'subprojects',
'gst-python', 'plugin'))
env["CURRENT_GST"] = os.path.normpath(SCRIPTDIR)
env["GST_VALIDATE_SCENARIOS_PATH"] = os.path.normpath(
"%s/subprojects/gst-devtools/validate/data/scenarios" % SCRIPTDIR)
@ -55,9 +57,6 @@ def get_subprocess_env(options):
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")
prepend_env_var(env, 'PYTHONPATH', ':'.join(site.getsitepackages()))
env["PYTHONPATH"] = env["PYTHONPATH"] + ':' + os.path.normpath(
options.builddir + '/subprojects/gst-python')
filename = "meson.build"
sharedlib_reg = re.compile(r'\.so$|\.dylib$')
@ -85,6 +84,53 @@ def get_subprocess_env(options):
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")
@ -116,8 +162,11 @@ if __name__ == "__main__":
# Let the GC remove the tmp file
args.append("--rcfile")
args.append(tmprc.name)
python_set = python_env(options)
try:
exit(subprocess.call(args, env=get_subprocess_env(options)))
except subprocess.CalledProcessError as e:
exit(e.returncode)
finally:
if python_set:
python_env(options, unset_env=True)