From c429bf3057c87dd9545fc2d824b5930c52f7dfb8 Mon Sep 17 00:00:00 2001 From: Mike Frysinger Date: Sat, 4 Feb 2006 01:20:54 +0000 Subject: import files from glibc for an ia64/static port --- libc/sysdeps/linux/ia64/bits/sigstack.h | 63 +++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 libc/sysdeps/linux/ia64/bits/sigstack.h (limited to 'libc/sysdeps/linux/ia64/bits/sigstack.h') diff --git a/libc/sysdeps/linux/ia64/bits/sigstack.h b/libc/sysdeps/linux/ia64/bits/sigstack.h new file mode 100644 index 000000000..c9c9d2fed --- /dev/null +++ b/libc/sysdeps/linux/ia64/bits/sigstack.h @@ -0,0 +1,63 @@ +/* sigstack, sigaltstack definitions. + Copyright (C) 1998, 2000, 2002, 2003 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, 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 + +#ifndef _SIGSTACK_H +#define _SIGSTACK_H 1 + +/* 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. + + Yes, this should be 131072 but the constant got defined incorrectly + in the kernel and we have to live with it. Users should in any case + use SIGSTKSZ as the size user-supplied buffers should have. */ +#define MINSIGSTKSZ 131027 + +/* System default stack size. */ +#define SIGSTKSZ 262144 + + +/* Alternate, preferred interface. */ +typedef struct sigaltstack + { + __ptr_t ss_sp; + int ss_flags; + size_t ss_size; + } stack_t; + +#endif /* bits/sigstack.h */ -- cgit v1.2.3