Update prebuilt Clang to r416183b from Android.
https://android.googlesource.com/platform/prebuilts/clang/host/
linux-x86/+/06a71ddac05c22edb2d10b590e1769b3f8619bef
clang 12.0.5 (based on r416183b) from build 7284624.
Change-Id: I277a316abcf47307562d8b748b84870f31a72866
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/linux-x64/clang/python3/lib/python3.9/_bootsubprocess.py b/linux-x64/clang/python3/lib/python3.9/_bootsubprocess.py
new file mode 100644
index 0000000..014782f
--- /dev/null
+++ b/linux-x64/clang/python3/lib/python3.9/_bootsubprocess.py
@@ -0,0 +1,97 @@
+"""
+Basic subprocess implementation for POSIX which only uses os functions. Only
+implement features required by setup.py to build C extension modules when
+subprocess is unavailable. setup.py is not used on Windows.
+"""
+import os
+
+
+# distutils.spawn used by distutils.command.build_ext
+# calls subprocess.Popen().wait()
+class Popen:
+ def __init__(self, cmd, env=None):
+ self._cmd = cmd
+ self._env = env
+ self.returncode = None
+
+ def wait(self):
+ pid = os.fork()
+ if pid == 0:
+ # Child process
+ try:
+ if self._env is not None:
+ os.execve(self._cmd[0], self._cmd, self._env)
+ else:
+ os.execv(self._cmd[0], self._cmd)
+ finally:
+ os._exit(1)
+ else:
+ # Parent process
+ _, status = os.waitpid(pid, 0)
+ self.returncode = os.waitstatus_to_exitcode(status)
+
+ return self.returncode
+
+
+def _check_cmd(cmd):
+ # Use regex [a-zA-Z0-9./-]+: reject empty string, space, etc.
+ safe_chars = []
+ for first, last in (("a", "z"), ("A", "Z"), ("0", "9")):
+ for ch in range(ord(first), ord(last) + 1):
+ safe_chars.append(chr(ch))
+ safe_chars.append("./-")
+ safe_chars = ''.join(safe_chars)
+
+ if isinstance(cmd, (tuple, list)):
+ check_strs = cmd
+ elif isinstance(cmd, str):
+ check_strs = [cmd]
+ else:
+ return False
+
+ for arg in check_strs:
+ if not isinstance(arg, str):
+ return False
+ if not arg:
+ # reject empty string
+ return False
+ for ch in arg:
+ if ch not in safe_chars:
+ return False
+
+ return True
+
+
+# _aix_support used by distutil.util calls subprocess.check_output()
+def check_output(cmd, **kwargs):
+ if kwargs:
+ raise NotImplementedError(repr(kwargs))
+
+ if not _check_cmd(cmd):
+ raise ValueError(f"unsupported command: {cmd!r}")
+
+ tmp_filename = "check_output.tmp"
+ if not isinstance(cmd, str):
+ cmd = " ".join(cmd)
+ cmd = f"{cmd} >{tmp_filename}"
+
+ try:
+ # system() spawns a shell
+ status = os.system(cmd)
+ exitcode = os.waitstatus_to_exitcode(status)
+ if exitcode:
+ raise ValueError(f"Command {cmd!r} returned non-zero "
+ f"exit status {exitcode!r}")
+
+ try:
+ with open(tmp_filename, "rb") as fp:
+ stdout = fp.read()
+ except FileNotFoundError:
+ stdout = b''
+ finally:
+ try:
+ os.unlink(tmp_filename)
+ except OSError:
+ pass
+
+ return stdout