Mercurial > hg > toybox
view toys/other/setsid.c @ 1005:03f72b57a092
DHCP client and server, from Ashwini Sharma.
author | Rob Landley <rob@landley.net> |
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date | Wed, 14 Aug 2013 19:09:33 -0500 |
parents | 144d5ba7d410 |
children | cbb1aca81eca |
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/* setsid.c - Run program in a new session ID. * * Copyright 2006 Rob Landley <rob@landley.net> USE_SETSID(NEWTOY(setsid, "^<1t", TOYFLAG_USR|TOYFLAG_BIN)) config SETSID bool "setsid" default y help usage: setsid [-t] command [args...] Run process in a new session. -t Grab tty (become foreground process, receiving keyboard signals) */ #include "toys.h" void setsid_main(void) { while (setsid()<0) if (vfork()) _exit(0); if (toys.optflags) { setpgid(0,0); tcsetpgrp(0, getpid()); } xexec_optargs(0); }