mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-24 07:44:10 +00:00
9df0f5d433
- Remove unneeded imports in 'fuscia-test-runner.py' - Add explicit stacklevel to 'x.py' - Fix mutable types as default args in `bootstrap.py` and `bootstrap_test.py`
51 lines
1.9 KiB
Python
Executable File
51 lines
1.9 KiB
Python
Executable File
#!/usr/bin/env python3
|
|
# Some systems don't have `python3` in their PATH. This isn't supported by x.py directly;
|
|
# they should use `x` or `x.ps1` instead.
|
|
|
|
# This file is only a "symlink" to bootstrap.py, all logic should go there.
|
|
|
|
# Parts of `bootstrap.py` use the `multiprocessing` module, so this entry point
|
|
# must use the normal `if __name__ == '__main__':` convention to avoid problems.
|
|
if __name__ == '__main__':
|
|
import os
|
|
import sys
|
|
import warnings
|
|
from inspect import cleandoc
|
|
|
|
major = sys.version_info.major
|
|
minor = sys.version_info.minor
|
|
|
|
# If this is python2, check if python3 is available and re-execute with that
|
|
# interpreter. Only python3 allows downloading CI LLVM.
|
|
#
|
|
# This matters if someone's system `python` is python2.
|
|
if major < 3:
|
|
try:
|
|
os.execvp("py", ["py", "-3"] + sys.argv)
|
|
except OSError:
|
|
try:
|
|
os.execvp("python3", ["python3"] + sys.argv)
|
|
except OSError:
|
|
# Python 3 isn't available, fall back to python 2
|
|
pass
|
|
|
|
# soft deprecation of old python versions
|
|
skip_check = os.environ.get("RUST_IGNORE_OLD_PYTHON") == "1"
|
|
if not skip_check and (major < 3 or (major == 3 and minor < 6)):
|
|
msg = cleandoc("""
|
|
Using python {}.{} but >= 3.6 is recommended. Your python version
|
|
should continue to work for the near future, but this will
|
|
eventually change. If python >= 3.6 is not available on your system,
|
|
please file an issue to help us understand timelines.
|
|
|
|
This message can be suppressed by setting `RUST_IGNORE_OLD_PYTHON=1`
|
|
""".format(major, minor))
|
|
warnings.warn(msg, stacklevel=1)
|
|
|
|
rust_dir = os.path.dirname(os.path.abspath(__file__))
|
|
# For the import below, have Python search in src/bootstrap first.
|
|
sys.path.insert(0, os.path.join(rust_dir, "src", "bootstrap"))
|
|
|
|
import bootstrap
|
|
bootstrap.main()
|