linux/scripts/jobserver-exec

36 lines
898 B
Python
Executable File

#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0+
"""
Determines how many parallel tasks "make" is expecting, as it is
not exposed via any special variables, reserves them all, runs a subprocess
with PARALLELISM environment variable set, and releases the jobs back again.
See:
https://www.gnu.org/software/make/manual/html_node/POSIX-Jobserver.html#POSIX-Jobserver
"""
import os
import sys
LIB_DIR = "lib"
SRC_DIR = os.path.dirname(os.path.realpath(__file__))
sys.path.insert(0, os.path.join(SRC_DIR, LIB_DIR))
from jobserver import JobserverExec # pylint: disable=C0415
def main():
"""Main program"""
if len(sys.argv) < 2:
name = os.path.basename(__file__)
sys.exit("usage: " + name +" command [args ...]\n" + __doc__)
with JobserverExec() as jobserver:
jobserver.run(sys.argv[1:])
if __name__ == "__main__":
main()