glibc/nptl/sysdeps/unix/sysv/linux/raise.c
2002-12-08 00:46:49 +00:00

46 lines
1.4 KiB
C

/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <errno.h>
#include <signal.h>
#include <sysdep.h>
#include <nptl/pthreadP.h>
int
raise (sig)
int sig;
{
struct pthread *pd = THREAD_SELF;
pid_t selftid = pd->tid;
if (selftid == 0)
{
/* This system call is not supposed to fail. */
#ifdef INTERNAL_SYSCALL
selftid = INTERNAL_SYSCALL (gettid, 0);
#else
selftid = INLINE_SYSCALL (gettid, 0);
#endif
THREAD_SETMEM (pd, tid, selftid);
}
return INLINE_SYSCALL (tkill, 2, selftid, sig);
}
libc_hidden_def (raise)