From 4f5e4ac46cf0c1f300c2adf2da4577a87636ef59 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 10 Jun 1998 11:00:50 +0000 Subject: Update. 1998-06-10 Ulrich Drepper * sysdeps/unix/sysv/linux/syscalls.list: Add sigaltstack and sigstack. * sysdeps/unix/sysv/linux/bits/sigstack.h: Add definitions of SS_ONSTACK, SS_DISABLE, MINSIGSTKSZ and SIGSTKSZ. * sysdeps/unix/sysv/linux/alpha/bits/sigstack.h: New file. --- sysdeps/unix/sysv/linux/alpha/bits/sigstack.h | 55 +++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/alpha/bits/sigstack.h (limited to 'sysdeps/unix/sysv/linux/alpha/bits') diff --git a/sysdeps/unix/sysv/linux/alpha/bits/sigstack.h b/sysdeps/unix/sysv/linux/alpha/bits/sigstack.h new file mode 100644 index 0000000000..bc993d130a --- /dev/null +++ b/sysdeps/unix/sysv/linux/alpha/bits/sigstack.h @@ -0,0 +1,55 @@ +/* sigstack, sigaltstack definitions. + Copyright (C) 1998 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#ifndef _SIGNAL_H +# error "Never include this file directly. Use instead" +#endif + + +/* Structure describing a signal stack (obsolete). */ +struct sigstack + { + __ptr_t ss_sp; /* Signal stack pointer. */ + int ss_onstack; /* Nonzero if executing on this stack. */ + }; + + +/* Possible values for `ss_flags.'. */ +enum +{ + SS_ONSTACK = 1, +#define SS_ONSTACK SS_ONSTACK + SS_DISABLE +#define SS_DISABLE SS_DISABLE +}; + +/* Minimum stack size for a signal handler. */ +#define MINSIGSTKSZ 4096 + +/* System default stack size. */ +#define SIGSTKSZ 16384 + + +/* Alternate, preferred interface. */ +typedef struct sigaltstack + { + __ptr_t ss_sp; + int ss_flags; + size_t ss_size; + } stack_t; -- cgit 1.4.1