gecko/addon-sdk/source/python-lib/jetpack_sdk_env.py

67 lines
2.6 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
import sys
import os
def welcome():
"""
Perform a bunch of sanity tests to make sure the Add-on SDK
environment is sane, and then display a welcome message.
"""
try:
if sys.version_info[0] > 2:
print ("Error: You appear to be using Python %d, but "
"the Add-on SDK only supports the Python 2.x line." %
(sys.version_info[0]))
return
import mozrunner
if 'CUDDLEFISH_ROOT' not in os.environ:
print ("Error: CUDDLEFISH_ROOT environment variable does "
"not exist! It should point to the root of the "
"Add-on SDK repository.")
return
env_root = os.environ['CUDDLEFISH_ROOT']
bin_dir = os.path.join(env_root, 'bin')
python_lib_dir = os.path.join(env_root, 'python-lib')
path = os.environ['PATH'].split(os.path.pathsep)
if bin_dir not in path:
print ("Warning: the Add-on SDK binary directory %s "
"does not appear to be in your PATH. You may "
"not be able to run 'cfx' or other SDK tools." %
bin_dir)
if python_lib_dir not in sys.path:
print ("Warning: the Add-on SDK python-lib directory %s "
"does not appear to be in your sys.path, which "
"is odd because I'm running from it." % python_lib_dir)
if not mozrunner.__path__[0].startswith(env_root):
print ("Warning: your mozrunner package is installed at %s, "
"which does not seem to be located inside the Jetpack "
"SDK. This may cause problems, and you may want to "
"uninstall the other version. See bug 556562 for "
"more information." % mozrunner.__path__[0])
except Exception:
# Apparently we can't get the actual exception object in the
# 'except' clause in a way that's syntax-compatible for both
# Python 2.x and 3.x, so we'll have to use the traceback module.
import traceback
_, e, _ = sys.exc_info()
print ("Verification of Add-on SDK environment failed (%s)." % e)
print ("Your SDK may not work properly.")
return
print ("Welcome to the Add-on SDK. For the docs, visit https://developer.mozilla.org/en-US/Add-ons/SDK")
if __name__ == '__main__':
welcome()