Source code for spack.util.git

# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
"""Single util module where Spack should get a git executable."""

import sys
from typing import Optional

import llnl.util.lang

import spack.util.executable as exe

[docs] @llnl.util.lang.memoized def git(required: bool = False): """Get a git executable. Arguments: required: if ``True``, fail if ``git`` is not found. By default return ``None``. """ git: Optional[exe.Executable] = exe.which("git", required=required) # If we're running under pytest, add this to ignore the fix for CVE-2022-39253 in # git 2.38.1+. Do this in one place; we need git to do this in all parts of Spack. if git and "pytest" in sys.modules: git.add_default_arg("-c", "protocol.file.allow=always") return git