diff options
Diffstat (limited to 'sysdeps/unix/bsd/setsid.c')
-rw-r--r-- | sysdeps/unix/bsd/setsid.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/sysdeps/unix/bsd/setsid.c b/sysdeps/unix/bsd/setsid.c deleted file mode 100644 index a42dc1dfd8..0000000000 --- a/sysdeps/unix/bsd/setsid.c +++ /dev/null @@ -1,57 +0,0 @@ -/* Copyright (C) 1991-2013 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <errno.h> -#include <unistd.h> -#include <sys/ioctl.h> -#include <sys/types.h> -#include <fcntl.h> - -/* Create a new session with the calling process as its leader. - The process group IDs of the session and the calling process - are set to the process ID of the calling process, which is returned. */ -int -__setsid (void) -{ - pid_t pid = getpid (); - int tty; - int save = errno; - - if (__getpgid (pid) == pid) - { - /* Already the leader. */ - __set_errno (EPERM); - return -1; - } - - if (setpgid (pid, pid) < 0) - return -1; - - tty = open ("/dev/tty", 0); - if (tty < 0) - { - __set_errno (save); - return 0; - } - (void) __ioctl (tty, TIOCNOTTY, 0); - (void) __close (tty); - - __set_errno (save); - return 0; -} - -weak_alias (__setsid, setsid) |