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