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108 lines
3.1 KiB
C
108 lines
3.1 KiB
C
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <signal_numbers.h>
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#include <sys/types.h>
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__BEGIN_DECLS
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typedef void (*__sighandler_t)(int);
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typedef __sighandler_t sighandler_t;
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typedef uint32_t sigset_t;
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typedef uint32_t sig_atomic_t;
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union sigval {
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int sival_int;
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void* sival_ptr;
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};
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typedef struct siginfo {
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int si_signo;
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int si_code;
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pid_t si_pid;
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uid_t si_uid;
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void* si_addr;
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int si_status;
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union sigval si_value;
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} siginfo_t;
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struct sigaction {
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union {
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void (*sa_handler)(int);
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void (*sa_sigaction)(int, siginfo_t*, void*);
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};
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sigset_t sa_mask;
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int sa_flags;
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};
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int kill(pid_t, int sig);
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int killpg(int pgrp, int sig);
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sighandler_t signal(int sig, sighandler_t);
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int pthread_sigmask(int how, const sigset_t *set, sigset_t *ol_dset);
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int sigaction(int sig, const struct sigaction* act, struct sigaction* old_act);
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int sigemptyset(sigset_t*);
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int sigfillset(sigset_t*);
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int sigaddset(sigset_t*, int sig);
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int sigdelset(sigset_t*, int sig);
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int sigismember(const sigset_t*, int sig);
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int sigprocmask(int how, const sigset_t* set, sigset_t* old_set);
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int sigpending(sigset_t*);
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int sigsuspend(const sigset_t*);
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int raise(int sig);
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extern const char* sys_siglist[NSIG];
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#define SIG_DFL ((__sighandler_t)0)
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#define SIG_ERR ((__sighandler_t)-1)
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#define SIG_IGN ((__sighandler_t)1)
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#define SA_NOCLDSTOP 1
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#define SA_NOCLDWAIT 2
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#define SA_SIGINFO 4
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#define SA_ONSTACK 0x08000000
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#define SA_RESTART 0x10000000
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#define SA_NODEFER 0x40000000
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#define SA_RESETHAND 0x80000000
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#define SA_NOMASK SA_NODEFER
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#define SA_ONESHOT SA_RESETHAND
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#define SIG_BLOCK 0
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#define SIG_UNBLOCK 1
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#define SIG_SETMASK 2
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#define CLD_EXITED 0
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#define CLD_KILLED 1
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#define CLD_DUMPED 2
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#define CLD_TRAPPED 3
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#define CLD_STOPPED 4
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#define CLD_CONTINUED 5
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__END_DECLS
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