1 /* Copyright (C) 1992, 1996, 1997 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 /* The sigvec system call on MIPS Ultrix takes an additional
20 parameter, which is the address that is actually called when the
23 When a signal occurs, we arrange for the kernel to call __handler.
24 That will save the frame and stack pointers into the context, and
25 then jump to this routine. See __handler.S.
27 This code is based on sysdeps/unix/bsd/sun4/sigtramp.c, but it's
28 different because since we get passed the user signal handler we
29 don't actually need a trampoline. */
35 /* The user's signal handler is called with three arguments. */
36 typedef void (*handler_type) (int sig, int code, struct sigcontext *);
38 extern int __raw_sigvec __P ((int sig, CONST struct sigvec *vec,
40 void (*)(int sig, int code,
44 extern void __handler __P ((int sig, int code,
49 __sigvec (sig, vec, ovec)
51 const struct sigvec *vec;
54 return __raw_sigvec (sig, vec, ovec, __handler);