diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/ia64/bits/sigstack.h')
-rw-r--r-- | ports/sysdeps/unix/sysv/linux/ia64/bits/sigstack.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/ia64/bits/sigstack.h b/ports/sysdeps/unix/sysv/linux/ia64/bits/sigstack.h new file mode 100644 index 0000000000..f9662e452b --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/ia64/bits/sigstack.h @@ -0,0 +1,62 @@ +/* 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, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SIGNAL_H +# error "Never include this file directly. Use <signal.h> 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 */ |