diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/minix/bits/sigaction.h')
| -rw-r--r-- | ports/sysdeps/unix/sysv/minix/bits/sigaction.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/minix/bits/sigaction.h b/ports/sysdeps/unix/sysv/minix/bits/sigaction.h new file mode 100644 index 000000000..4b04b7b55 --- /dev/null +++ b/ports/sysdeps/unix/sysv/minix/bits/sigaction.h @@ -0,0 +1,53 @@ +/* Copyright (C) 1992, 1996, 1997 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 <bits/sigaction.h> directly; use <signal.h> instead." +#endif + +/* 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_MISC +# define SA_ONSTACK 0x1 /* Take signal on signal stack. */ +# define SA_RESETHAND 0x2 /* Reset signal handler when signal caught. */ +# define SA_NODEFER 0x4 /* Don't block signal while catching it. */ +# define SA_RESTART 0x8 /* Restart syscall on signal return. */ +# define SA_SIGINFO 0x10 /* Extended signal handling. */ +# define SA_NOCLDWAIT 0x20 /* Don't create zombies. */ +# define SA_COMPAT 0x80 /* Internal flag for old signal catchers. */ +# define SA_DISABLE 0x100 /* Disable alternate signal stack. */ +#endif +#define SA_NOCLDSTOP 0x40 /* Don't send SIGCHLD when children stop. */ + + +/* Values for the HOW argument to `sigprocmask'. */ +#define SIG_BLOCK 0 /* Block signals. */ +#define SIG_UNBLOCK 1 /* Unblock signals. */ +#define SIG_SETMASK 2 /* Set the set of blocked signals. */ |