Files
poky/scripts/swabber-strace-attach
Richard Purdie 88972114a6 meta/scripts: python3: rename file -> open
file() API doesn't exist in python 3, convert to open(). Also handle
some cases where files aren't closed. Compatible with python 2.7.

[Contributions from Ed and Richard]

(From OE-Core rev: 0f4ec13e11bb8abe21aba2a28547dfb9372bc377)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
2016-05-21 22:26:33 +01:00

32 lines
645 B
Python
Executable File

#!/usr/bin/env python
import os
import sys
import subprocess
# Detach from the controlling terminal and parent process by forking twice to daemonize ourselves,
# then run the command passed as argv[1]. Send log data to argv[2].
pid = os.fork()
if (pid == 0):
os.setsid()
pid = os.fork()
if (pid != 0):
os._exit(0)
else:
sys.exit()
si = open(os.devnull, 'r')
so = open(sys.argv[2], 'w')
se = so
# Replace those fds with our own
os.dup2(si.fileno(), sys.stdin.fileno())
os.dup2(so.fileno(), sys.stdout.fileno())
os.dup2(se.fileno(), sys.stderr.fileno())
ret = subprocess.call(sys.argv[1], shell=True)
os._exit(ret)