diff options
Diffstat (limited to 'env/lib/python3.10/site-packages/setuptools/_distutils/spawn.py')
-rw-r--r-- | env/lib/python3.10/site-packages/setuptools/_distutils/spawn.py | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/env/lib/python3.10/site-packages/setuptools/_distutils/spawn.py b/env/lib/python3.10/site-packages/setuptools/_distutils/spawn.py deleted file mode 100644 index acd2014..0000000 --- a/env/lib/python3.10/site-packages/setuptools/_distutils/spawn.py +++ /dev/null @@ -1,107 +0,0 @@ -"""distutils.spawn - -Provides the 'spawn()' function, a front-end to various platform- -specific functions for launching another program in a sub-process. -Also provides the 'find_executable()' to search the path for a given -executable name. -""" - -import sys -import os -import subprocess - -from distutils.errors import DistutilsExecError -from distutils.debug import DEBUG -from distutils import log - - -def spawn(cmd, search_path=1, verbose=0, dry_run=0, env=None): - """Run another program, specified as a command list 'cmd', in a new process. - - 'cmd' is just the argument list for the new process, ie. - cmd[0] is the program to run and cmd[1:] are the rest of its arguments. - There is no way to run a program with a name different from that of its - executable. - - If 'search_path' is true (the default), the system's executable - search path will be used to find the program; otherwise, cmd[0] - must be the exact path to the executable. If 'dry_run' is true, - the command will not actually be run. - - Raise DistutilsExecError if running the program fails in any way; just - return on success. - """ - # cmd is documented as a list, but just in case some code passes a tuple - # in, protect our %-formatting code against horrible death - cmd = list(cmd) - - log.info(subprocess.list2cmdline(cmd)) - if dry_run: - return - - if search_path: - executable = find_executable(cmd[0]) - if executable is not None: - cmd[0] = executable - - env = env if env is not None else dict(os.environ) - - if sys.platform == 'darwin': - from distutils.util import MACOSX_VERSION_VAR, get_macosx_target_ver - - macosx_target_ver = get_macosx_target_ver() - if macosx_target_ver: - env[MACOSX_VERSION_VAR] = macosx_target_ver - - try: - proc = subprocess.Popen(cmd, env=env) - proc.wait() - exitcode = proc.returncode - except OSError as exc: - if not DEBUG: - cmd = cmd[0] - raise DistutilsExecError("command %r failed: %s" % (cmd, exc.args[-1])) from exc - - if exitcode: - if not DEBUG: - cmd = cmd[0] - raise DistutilsExecError( - "command %r failed with exit code %s" % (cmd, exitcode) - ) - - -def find_executable(executable, path=None): - """Tries to find 'executable' in the directories listed in 'path'. - - A string listing directories separated by 'os.pathsep'; defaults to - os.environ['PATH']. Returns the complete filename or None if not found. - """ - _, ext = os.path.splitext(executable) - if (sys.platform == 'win32') and (ext != '.exe'): - executable = executable + '.exe' - - if os.path.isfile(executable): - return executable - - if path is None: - path = os.environ.get('PATH', None) - if path is None: - try: - path = os.confstr("CS_PATH") - except (AttributeError, ValueError): - # os.confstr() or CS_PATH is not available - path = os.defpath - # bpo-35755: Don't use os.defpath if the PATH environment variable is - # set to an empty string - - # PATH='' doesn't match, whereas PATH=':' looks in the current directory - if not path: - return None - - paths = path.split(os.pathsep) - for p in paths: - f = os.path.join(p, executable) - if os.path.isfile(f): - # the file exists, we have a shot at spawn working - return f - return None |