/*
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* Copyright (C) 2008 The Android Open Source Project
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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
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* 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
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SIGNAL_H_
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#define _SIGNAL_H_
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#include <asm/sigcontext.h>
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#include <bits/pthread_types.h>
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#include <bits/signal_types.h>
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#include <bits/timespec.h>
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#include <limits.h>
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#include <sys/ucontext.h>
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#define __BIONIC_HAVE_UCONTEXT_T
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__BEGIN_DECLS
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/* The kernel headers define SIG_DFL (0) and SIG_IGN (1) but not SIG_HOLD, since
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* SIG_HOLD is only used by the deprecated SysV signal API.
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*/
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#define SIG_HOLD __BIONIC_CAST(reinterpret_cast, sighandler_t, 2)
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/* We take a few real-time signals for ourselves. May as well use the same names as glibc. */
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#define SIGRTMIN (__libc_current_sigrtmin())
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#define SIGRTMAX (__libc_current_sigrtmax())
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int __libc_current_sigrtmin(void) __INTRODUCED_IN(21);
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int __libc_current_sigrtmax(void) __INTRODUCED_IN(21);
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extern const char* const sys_siglist[_NSIG];
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extern const char* const sys_signame[_NSIG]; /* BSD compatibility. */
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#define si_timerid si_tid /* glibc compatibility. */
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int sigaction(int __signal, const struct sigaction* __new_action, struct sigaction* __old_action);
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int sigaction64(int __signal, const struct sigaction64* __new_action, struct sigaction64* __old_action) __INTRODUCED_IN(28);
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int siginterrupt(int __signal, int __flag);
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#if __ANDROID_API__ >= __ANDROID_API_L__
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sighandler_t signal(int __signal, sighandler_t __handler) __INTRODUCED_IN(21);
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int sigaddset(sigset_t* __set, int __signal) __INTRODUCED_IN(21);
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int sigaddset64(sigset64_t* __set, int __signal) __INTRODUCED_IN(28);
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int sigdelset(sigset_t* __set, int __signal) __INTRODUCED_IN(21);
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int sigdelset64(sigset64_t* __set, int __signal) __INTRODUCED_IN(28);
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int sigemptyset(sigset_t* __set) __INTRODUCED_IN(21);
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int sigemptyset64(sigset64_t* __set) __INTRODUCED_IN(28);
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int sigfillset(sigset_t* __set) __INTRODUCED_IN(21);
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int sigfillset64(sigset64_t* __set) __INTRODUCED_IN(28);
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int sigismember(const sigset_t* __set, int __signal) __INTRODUCED_IN(21);
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int sigismember64(const sigset64_t* __set, int __signal) __INTRODUCED_IN(28);
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#else
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// Implemented as static inlines before 21.
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#endif
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int sigpending(sigset_t* __set);
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int sigpending64(sigset64_t* __set) __INTRODUCED_IN(28);
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int sigprocmask(int __how, const sigset_t* __new_set, sigset_t* __old_set);
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int sigprocmask64(int __how, const sigset64_t* __new_set, sigset64_t* __old_set) __INTRODUCED_IN(28);
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int sigsuspend(const sigset_t* __mask);
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int sigsuspend64(const sigset64_t* __mask) __INTRODUCED_IN(28);
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int sigwait(const sigset_t* __set, int* __signal);
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int sigwait64(const sigset64_t* __set, int* __signal) __INTRODUCED_IN(28);
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int sighold(int __signal)
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__attribute__((deprecated("use sigprocmask() or pthread_sigmask() instead")))
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__INTRODUCED_IN(26);
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int sigignore(int __signal)
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__attribute__((deprecated("use sigaction() instead"))) __INTRODUCED_IN(26);
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int sigpause(int __signal)
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__attribute__((deprecated("use sigsuspend() instead"))) __INTRODUCED_IN(26);
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int sigrelse(int __signal)
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__attribute__((deprecated("use sigprocmask() or pthread_sigmask() instead")))
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__INTRODUCED_IN(26);
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sighandler_t sigset(int __signal, sighandler_t __handler)
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__attribute__((deprecated("use sigaction() instead"))) __INTRODUCED_IN(26);
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int raise(int __signal);
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int kill(pid_t __pid, int __signal);
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int killpg(int __pgrp, int __signal);
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int tgkill(int __tgid, int __tid, int __signal) __INTRODUCED_IN_32(16);
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int sigaltstack(const stack_t* __new_signal_stack, stack_t* __old_signal_stack);
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void psiginfo(const siginfo_t* __info, const char* __msg) __INTRODUCED_IN(17);
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void psignal(int __signal, const char* __msg) __INTRODUCED_IN(17);
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int pthread_kill(pthread_t __pthread, int __signal);
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#if defined(__USE_GNU)
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int pthread_sigqueue(pthread_t __pthread, int __signal, const union sigval __value) __INTRODUCED_IN(29);
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#endif
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int pthread_sigmask(int __how, const sigset_t* __new_set, sigset_t* __old_set);
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int pthread_sigmask64(int __how, const sigset64_t* __new_set, sigset64_t* __old_set) __INTRODUCED_IN(28);
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int sigqueue(pid_t __pid, int __signal, const union sigval __value) __INTRODUCED_IN(23);
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int sigtimedwait(const sigset_t* __set, siginfo_t* __info, const struct timespec* __timeout) __INTRODUCED_IN(23);
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int sigtimedwait64(const sigset64_t* __set, siginfo_t* __info, const struct timespec* __timeout) __INTRODUCED_IN(28);
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int sigwaitinfo(const sigset_t* __set, siginfo_t* __info) __INTRODUCED_IN(23);
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int sigwaitinfo64(const sigset64_t* __set, siginfo_t* __info) __INTRODUCED_IN(28);
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__END_DECLS
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#include <android/legacy_signal_inlines.h>
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#endif
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