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Diffstat (limited to 'libpthread/signal/signal.h')
| -rw-r--r-- | libpthread/signal/signal.h | 275 |
1 files changed, 0 insertions, 275 deletions
diff --git a/libpthread/signal/signal.h b/libpthread/signal/signal.h deleted file mode 100644 index a33d995c..00000000 --- a/libpthread/signal/signal.h +++ /dev/null @@ -1,275 +0,0 @@ -/* signal.h - Signal handling interface. - Copyright (C) 2008 Free Software Foundation, Inc. - Written by Neal H. Walfield <neal@gnu.org>. - - This file is part of the GNU Hurd. - - The GNU Hurd 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 3 of - the License, or (at your option) any later version. - - The GNU Hurd 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 this program. If not, see - <http://www.gnu.org/licenses/>. */ - -#ifndef _SIGNAL_H -#define _SIGNAL_H 1 - -#include <stdint.h> -#include <sys/types.h> - -typedef volatile int sig_atomic_t; - -typedef uint64_t sigset_t; - -int sigaddset (sigset_t *, int); -int sigdelset (sigset_t *, int); -int sigemptyset (sigset_t *); -int sigfillset (sigset_t *); -int sigismember (const sigset_t *, int); - -/* These values are consistent with Linux. */ -#define SIGRTMIN 34 -#define SIGRTMAX 64 - -enum - { - SIGHUP = 1, -#define SIGHUP SIGHUP - SIGINT, -#define SIGINT SIGINT - SIGQUIT, -#define SIGQUIT SIGQUIT - SIGILL, -#define SIGILL SIGILL - SIGTRAP, -#define SIGTRAP SIGTRAP - SIGABRT, -#define SIGABRT SIGABRT - SIGBUS, -#define SIGBUS SIGBUS - SIGFPE, -#define SIGFPE SIGFPE - SIGKILL, -#define SIGKILL SIGKILL - SIGUSR1, -#define SIGUSR1 SIGUSR1 - SIGSEGV, -#define SIGSEGV SIGSEGV - SIGUSR2, -#define SIGUSR2 SIGUSR2 - SIGPIPE, -#define SIGPIPE SIGPIPE - SIGALRM, -#define SIGALRM SIGALRM - SIGTERM, -#define SIGTERM SIGTERM - SIGSTKFLT, -#define SIGSTKFLT SIGSTKFLT - SIGCHLD, -#define SIGCHLD SIGCHLD - SIGCONT, -#define SIGCONT SIGCONT - SIGSTOP, -#define SIGSTOP SIGSTOP - SIGTSTP, -#define SIGTSTP SIGTSTP - SIGTTIN, -#define SIGTTIN SIGTTIN - SIGTTOU, -#define SIGTTOU SIGTTOU - SIGURG, -#define SIGURG SIGURG - SIGXCPU, -#define SIGXCPU SIGXCPU - SIGXFSZ, -#define SIGXFSZ SIGXFSZ - SIGVTALRM, -#define SIGVTALRM SIGVTALRM - SIGPROF, -#define SIGPROF SIGPROF - SIGWINCH, -#define SIGWINCH SIGWINCH - SIGIO, -#define SIGIO SIGIO - SIGPWR, -#define SIGPWR SIGPWR - SIGSYS, -#define SIGSYS SIGSYS - NSIG - }; - -/* The resulting set is the union of the current set and the signal - set pointed to by the argument set. */ -#define SIG_BLOCK 1 -/* The resulting set is the intersection of the current set and the - complement of the signal set pointed to by the argument set. */ -#define SIG_UNBLOCK 2 -/* The resulting set is the signal set pointed to by the argument - set. */ -#define SIG_SETMASK 3 - -int pthread_sigmask (int how, const sigset_t *mask, sigset_t *old); -int sigprocmask (int how, const sigset_t *restrict mask, - sigset_t *restrict old); - -/* Return set of pending signals. */ -int sigpending(sigset_t *set); - -union sigval -{ - int sival_int; - void *sival_ptr; -}; - -#define SIG_DFL ((void (*)(int)) (0)) -#define SIG_ERR ((void (*)(int)) (-1)) -#define SIG_IGN ((void (*)(int)) (1)) - -/* Causes signal delivery to occur on an alternate stack. */ -#define SA_ONSTACK (1 << 0) -/* Do not generate SIGCHLD when children stop or stopped children - continue. */ -#define SA_NOCLDSTOP (1 << 1) -/* Causes signal dispositions to be set to SIG_DFL on entry to signal - handlers. */ -#define SA_RESETHAND (1 << 2) -/* Causes certain functions to become restartable. */ -#define SA_RESTART (1 << 3) -/* Causes extra information to be passed to signal handlers at the - time of receipt of a signal. */ -#define SA_SIGINFO (1 << 4) -/* Causes implementations not to create zombie processes on child - death. */ -#define SA_NOCLDWAIT (1 << 5) -/* Causes signal not to be automatically blocked on entry to - signal handler. */ -#define SA_NODEFER (1 << 6) - -typedef struct -{ - int si_signo; - int si_code; - int si_errno; - pid_t si_pid; - uid_t si_uid; - void *si_addr; - int si_status; - long si_band; - union sigval si_value; -} siginfo_t; - -struct sigaction -{ - union - { - /* Pointer to a signal-catching function or one of the macros - SIG_IGN or SIG_DFL. */ - void (*sa_handler)(int); - - /* Pointer to a signal-catching function. */ - void (*sa_sigaction)(int, siginfo_t *, void *); - }; - - /* Set of signals to be blocked during execution of the signal - handling function. */ - sigset_t sa_mask; - - /* Special flags. */ - int sa_flags; -}; - -int sigaction (int signo, const struct sigaction *restrict newaction, - struct sigaction *restrict oldaction); - -void (*signal (int signo, void (*handler)(int)))(int); -void (*bsd_signal (int signo, void (*handler)(int)))(int); - -/* Process is executing on an alternate signal stack. */ -#define SS_ONSTACK (1 << 0) -/* Alternate signal stack is disabled. */ -#define SS_DISABLE (1 << 1) - -/* Minimum stack size for a signal handler. */ -#define MINSIGSTKSZ PAGESIZE -/* Default size in bytes for the alternate signal stack. */ -#define SIGSTKSZ (16 * PAGESIZE) - -typedef struct -{ - void *ss_sp; - size_t ss_size; - int ss_flags; -} stack_t; - -int sigaltstack(const stack_t *restrict stack, stack_t *restrict old); - -#include <pthread.h> - -/* Send SIGNO to the process PID. */ -int kill(pid_t pid, int signo); - -/* Send SIGNO to the process group PG. */ -int killpg(pid_t pg, int signo); - -/* Send SIGNO to thread TID. */ -int pthread_kill(pthread_t tid, int signo); - -/* Send a signal to thread TID using SIGINFO. */ -int pthread_kill_siginfo_np (pthread_t tid, siginfo_t siginfo); - -/* Send SIGNO to the calling thread. */ -int raise(int signo); - -typedef struct sigevent -{ - /* Notification type. */ - int sigev_notify; - - /* Signal number. */ - int sigev_signo; - - /* Signal value. */ - union sigval sigev_value; - - /* Notification function. */ - void (*sigev_notify_function) (union sigval); - - /* Notification attributes. */ - pthread_attr_t *sigev_notify_attributes; -} sigevent_t; - -enum - { - SIGEV_NONE = 0, -#define SIGEV_NONE SIGEV_NONE - SIGEV_SIGNAL, -#define SIGEV_SIGNAL SIGEV_SIGNAL - SIGEV_THREAD -#define SIGEV_THREAD SIGEV_THREAD - }; - -#define SIG_HOLD - -int sighold (int); -int sigignore (int); -int siginterrupt (int, int); -int sigpause (int); -int sigqueue (pid_t, int, const union sigval); -int sigrelse (int); -void (*sigset (int, void (*)(int)))(int); -int sigsuspend (const sigset_t *); - -/* Wait for a signal. */ -int sigwait (const sigset_t *restrict set, int *restrict signo); -int sigwaitinfo (const sigset_t *restrict set, siginfo_t *restrict info); -int sigtimedwait (const sigset_t *restrict set, siginfo_t *restrict info, - const struct timespec *restrict timespec); - -#endif |