glibc/sysdeps/unix/sysv/linux/tst-sched-consts.py
Florian Weimer c444cc1d83 Linux: Add missing scheduler constants to <sched.h>
And add a test, misc/tst-sched-consts, that checks
consistency with <sched.h>.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
2024-09-11 10:05:08 +02:00

57 lines
2.0 KiB
Python

#!/usr/bin/python3
# Test that glibc's sched.h constants match the kernel's.
# Copyright (C) 2018-2024 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
#
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <https://www.gnu.org/licenses/>.
import argparse
import sys
import glibcextract
import glibcsyscalls
def main():
"""The main entry point."""
parser = argparse.ArgumentParser(
description="Test that glibc's sched.h constants "
"match the kernel's.")
parser.add_argument('--cc', metavar='CC',
help='C compiler (including options) to use')
args = parser.parse_args()
linux_version_headers = glibcsyscalls.linux_kernel_version(args.cc)
linux_version_glibc = (6, 10)
sys.exit(glibcextract.compare_macro_consts(
'#define _GNU_SOURCE 1\n'
'#include <sched.h>\n',
'#define _GNU_SOURCE 1\n'
'#include <linux/sched.h>\n'
'#include <linux/sched/types.h>\n',
args.cc,
'SCHED_.*',
# SCHED_ISO is reserved, but not implemented in the kernel.
# SCHED_OTHER is the standard name for SCHED_NORMAL.
# SCHED_FLAG_ALL will receive more and more flags, so
# exposing it to userspace does not seem useful.
'SCHED_ISO'
'|SCHED_OTHER'
'|SCHED_FLAG_ALL',
linux_version_glibc > linux_version_headers,
linux_version_headers > linux_version_glibc))
if __name__ == '__main__':
main()