sortix-mirror/libc/signal/sigaltstack.c

30 lines
1.1 KiB
C

/*
* Copyright (c) 2013 Jonas 'Sortie' Termansen.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* signal/sigaltstack.c
* Sets the stack used during signal handling.
*/
#include <sys/syscall.h>
#include <signal.h>
DEFN_SYSCALL2(int, sys_sigaltstack, SYSCALL_SIGALTSTACK, const stack_t*, stack_t*);
int sigaltstack(const stack_t* restrict ss, stack_t* restrict oss)
{
return sys_sigaltstack(ss, oss);
}