mirror of
https://github.com/mozilla/gecko-dev.git
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268 lines
7.7 KiB
Bash
Executable File
268 lines
7.7 KiB
Bash
Executable File
#!/bin/sh
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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# The beginning of this script is both valid POSIX shell and valid Python,
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# such that the script starts with the shell and is reexecuted with
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# the right Python.
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# Embeds a shell script inside a Python triple quote. This pattern is valid
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# shell because `''':'`, `':'` and `:` are all equivalent, and `:` is a no-op.
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''':'
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# Commands that are to be run with Python 2.
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py2commands="
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android
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awsy-test
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check-spidermonkey
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cramtest
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crashtest
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devtools-css-db
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firefox-ui-functional
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geckodriver
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geckodriver-test
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jsapi-tests
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jsshell-bench
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marionette-test
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jstestbrowser
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jstests
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mochitest
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mozharness
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prettier-format
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raptor
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raptor-test
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reftest
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talos-test
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taskcluster-load-image
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telemetry-tests-client
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test
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tps-build
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visualmetrics
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web-platform-tests
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web-platform-tests-update
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wpt
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wpt-manifest-update
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wpt-metadata-merge
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wpt-metadata-summary
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wpt-serve
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wpt-test-paths
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wpt-unittest
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wpt-update
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"
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# Commands that are to be run with the system Python 3 instead of the
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# virtualenv.
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nativecmds="
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bootstrap
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create-mach-environment
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"
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run_py() {
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# Try to run a specific Python interpreter.
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py_executable="$1"
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shift
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if which "$py_executable" > /dev/null
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then
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exec "$py_executable" "$0" "$@"
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else
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echo "This mach command requires $py_executable, which wasn't found on the system!"
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case "$py_executable" in
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python2.7|python3) ;;
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*)
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echo "Consider running 'mach bootstrap' or 'mach create-mach-environment' to create the mach virtualenvs, or set MACH_USE_SYSTEM_PYTHON to use the system Python installation over a virtualenv."
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;;
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esac
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exit 1
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fi
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}
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get_command() {
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# Parse the name of the mach command out of the arguments. This is necessary
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# in the presence of global mach arguments that come before the name of the
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# command, e.g. `mach -v build`. We dispatch to the correct Python
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# interpreter depending on the command.
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while true; do
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case $1 in
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-v|--verbose) shift;;
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-l|--log-file)
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if [ "$#" -lt 2 ]
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then
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echo
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break
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else
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shift 2
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fi
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;;
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--log-interval) shift;;
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--log-no-times) shift;;
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-h) shift;;
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--debug-command) shift;;
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--settings)
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if [ "$#" -lt 2 ]
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then
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echo
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break
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else
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shift 2
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fi
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;;
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# When running `./mach help <command>`, the correct Python for <command>
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# needs to be used.
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help) echo $2; break;;
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# When running `./mach mach-completion /path/to/mach <command>`, the
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# correct Python for <command> needs to be used.
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mach-completion) echo $3; break;;
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"") echo; break;;
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*) echo $1; break;;
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esac
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done
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}
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state_dir=${MOZBUILD_STATE_PATH:-~/.mozbuild}
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command=$(get_command "$@")
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# If MACH_USE_SYSTEM_PYTHON or MOZ_AUTOMATION are set, always use the
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# python{2.7,3} executables and not the virtualenv locations.
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if [ -z ${MACH_USE_SYSTEM_PYTHON} ] && [ -z ${MOZ_AUTOMATION} ]
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then
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case "$OSTYPE" in
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cygwin|msys|win32) bin_path=Scripts;;
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*) bin_path=bin;;
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esac
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py2executable=$state_dir/_virtualenvs/mach_py2/$bin_path/python
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py3executable=$state_dir/_virtualenvs/mach/$bin_path/python
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else
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py2executable=python2.7
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py3executable=python3
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fi
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# Check whether we need to run with the native Python 3 interpreter.
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case " $(echo $nativecmds) " in
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*\ $command\ *)
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run_py python3 "$@"
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;;
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esac
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# Check for the mach subcommand in the Python 2 commands list and run it
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# with the correct interpreter.
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case " $(echo $py2commands) " in
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*\ $command\ *)
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run_py "$py2executable" "$@"
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;;
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*)
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if [ -z ${MACH_PY2} ]
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then
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run_py "$py3executable" "$@"
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else
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if [ $command != "python-test" ]
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then
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echo "MACH_PY2 is only valid for mach python-test; please unset MACH_PY2 to continue."
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exit 1
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fi
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run_py "$py2executable" "$@"
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fi
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;;
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esac
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# Run Python 3 for everything else.
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run_py "$py3executable" "$@"
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'''
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from __future__ import absolute_import, print_function, unicode_literals
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import os
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import sys
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def ancestors(path):
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while path:
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yield path
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(path, child) = os.path.split(path)
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if child == "":
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break
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def load_mach(dir_path, mach_path):
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if sys.version_info < (3, 5):
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import imp
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mach_bootstrap = imp.load_source('mach_bootstrap', mach_path)
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else:
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import importlib.util
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spec = importlib.util.spec_from_file_location('mach_bootstrap', mach_path)
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mach_bootstrap = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(mach_bootstrap)
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return mach_bootstrap.bootstrap(dir_path)
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def check_and_get_mach(dir_path):
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bootstrap_paths = (
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'build/mach_bootstrap.py',
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# test package bootstrap
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'tools/mach_bootstrap.py',
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)
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for bootstrap_path in bootstrap_paths:
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mach_path = os.path.join(dir_path, bootstrap_path)
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if os.path.isfile(mach_path):
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return load_mach(dir_path, mach_path)
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return None
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def setdefaultenv(key, value):
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"""Compatibility shim to ensure the proper string type is used with
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os.environ for the version of Python being used.
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"""
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encoding = "mbcs" if sys.platform == "win32" else "utf-8"
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if sys.version_info[0] == 2:
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if isinstance(key, unicode):
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key = key.encode(encoding)
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if isinstance(value, unicode):
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value = value.encode(encoding)
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else:
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if isinstance(key, bytes):
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key = key.decode(encoding)
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if isinstance(value, bytes):
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value = value.decode(encoding)
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os.environ.setdefault(key, value)
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def get_mach():
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# Check whether the current directory is within a mach src or obj dir.
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for dir_path in ancestors(os.getcwd()):
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# If we find a "config.status" and "mozinfo.json" file, we are in the objdir.
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config_status_path = os.path.join(dir_path, 'config.status')
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mozinfo_path = os.path.join(dir_path, 'mozinfo.json')
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if os.path.isfile(config_status_path) and os.path.isfile(mozinfo_path):
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import json
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info = json.load(open(mozinfo_path))
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if 'mozconfig' in info:
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# If the MOZCONFIG environment variable is not already set, set it
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# to the value from mozinfo.json. This will tell the build system
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# to look for a config file at the path in $MOZCONFIG rather than
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# its default locations.
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setdefaultenv('MOZCONFIG', info['mozconfig'])
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if 'topsrcdir' in info:
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# Continue searching for mach_bootstrap in the source directory.
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dir_path = info['topsrcdir']
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mach = check_and_get_mach(dir_path)
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if mach:
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return mach
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# If we didn't find a source path by scanning for a mozinfo.json, check
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# whether the directory containing this script is a source directory. We
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# follow symlinks so mach can be run even if cwd is outside the srcdir.
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return check_and_get_mach(os.path.dirname(os.path.realpath(__file__)))
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def main(args):
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mach = get_mach()
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if not mach:
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print('Could not run mach: No mach source directory found.')
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sys.exit(1)
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sys.exit(mach.run(args))
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if __name__ == '__main__':
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main(sys.argv[1:])
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