/* vi: set sw=4 ts=4: */ /* * setsid.c -- execute a command in a new session * Rick Sladkey <jrs@world.std.com> * In the public domain. * * 1999-02-22 Arkadiusz Mi�kiewicz <misiek@pld.ORG.PL> * - added Native Language Support * * 2001-01-18 John Fremlin <vii@penguinpowered.com> * - fork in case we are process group leader * * 2004-11-12 Paul Fox * - busyboxed */ #include "busybox.h" #include <stdio.h> #include <unistd.h> #include <stdlib.h> int setsid_main(int argc, char *argv[]) { if (argc < 2) bb_show_usage(); if (getpgrp() == getpid()) { switch(fork()){ case -1: bb_perror_msg_and_die("fork"); case 0: break; default: /* parent */ exit(0); } /* child falls through */ } setsid(); /* no error possible */ execvp(argv[1], argv + 1); bb_perror_msg_and_die("%s", argv[1]); }