diff options
Diffstat (limited to 'sysdeps/unix/bsd/osf/bits/sigaction.h')
| -rw-r--r-- | sysdeps/unix/bsd/osf/bits/sigaction.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sysdeps/unix/bsd/osf/bits/sigaction.h b/sysdeps/unix/bsd/osf/bits/sigaction.h new file mode 100644 index 0000000000..df400d4aaa --- /dev/null +++ b/sysdeps/unix/bsd/osf/bits/sigaction.h @@ -0,0 +1,46 @@ +/* Structure and constant definitions for sigaction et al. OSF/1 version. + Copyright (C) 1993, 1996 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Brendan Kehoe (brendan@zen.org). + + 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 + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* Structure describing the action to be taken when a signal arrives. */ +struct sigaction + { + /* Signal handler. */ + __sighandler_t sa_handler; + + /* Additional set of signals to be blocked. */ + __sigset_t sa_mask; + + /* Special flags. */ + int sa_flags; + }; + +/* Bits in `sa_flags'. */ +#ifdef __USE_BSD +#define SA_ONSTACK 0x1 /* Take signal on signal stack. */ +#define SA_RESTART 0x2 /* Don't restart syscall on signal return. */ +#define SA_DISABLE 0x4 /* Disable alternate signal stack. */ +#endif +#define SA_NOCLDSTOP 0x4 /* Don't send SIGCHLD when children stop. */ + + +/* Values for the HOW argument to `sigprocmask'. */ +#define SIG_BLOCK 1 /* Block signals. */ +#define SIG_UNBLOCK 2 /* Unblock signals. */ +#define SIG_SETMASK 3 /* Set the set of blocked signals. */ |