Mercurial > hg > toybox
annotate toys/other/setsid.c @ 653:2986aa63a021
Move commands into "posix", "lsb", and "other" menus/directories.
| author | Rob Landley <rob@landley.net> |
|---|---|
| date | Sat, 25 Aug 2012 14:25:22 -0500 |
| parents | toys/setsid.c@878b94b32866 |
| children | 6df4ccc0acbe |
| rev | line source |
|---|---|
| 371 | 1 /* vi: set sw=4 ts=4: |
| 2 * | |
| 3 * setsid.c - Run program in a new session ID. | |
| 4 * | |
| 5 * Copyright 2006 Rob Landley <rob@landley.net> | |
| 6 * | |
|
528
878b94b32866
Comment and whitespace tweaks.
Rob Landley <rob@landley.net>
parents:
371
diff
changeset
|
7 * Not in SUSv4. |
| 371 | 8 |
| 9 USE_SETSID(NEWTOY(setsid, "^<1t", TOYFLAG_USR|TOYFLAG_BIN)) | |
| 10 | |
| 11 config SETSID | |
| 12 bool "setsid" | |
| 13 default y | |
| 14 help | |
| 15 usage: setsid [-t] command [args...] | |
| 16 | |
| 17 Run process in a new session. | |
| 18 | |
| 19 -t Grab tty (become foreground process, receiving keyboard signals) | |
| 20 */ | |
| 21 | |
| 22 #include "toys.h" | |
| 23 | |
| 24 void setsid_main(void) | |
| 25 { | |
| 26 while (setsid()<0) | |
| 27 if (vfork()) _exit(0); | |
| 28 if (toys.optflags) { | |
| 29 setpgid(0,0); | |
| 30 tcsetpgrp(0, getpid()); | |
| 31 } | |
| 32 xexec(toys.optargs); | |
| 33 } |