| /* |
| * Copyright (C) 2008 The Android Open Source Project |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
| * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
| * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
| * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS |
| * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
| * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| */ |
| |
| #ifndef _SIGNAL_H_ |
| #define _SIGNAL_H_ |
| |
| #include <sys/cdefs.h> |
| #include <sys/types.h> |
| |
| #include <asm/sigcontext.h> |
| #include <bits/pthread_types.h> |
| #include <bits/signal_types.h> |
| #include <bits/timespec.h> |
| #include <limits.h> |
| |
| #include <sys/ucontext.h> |
| #define __BIONIC_HAVE_UCONTEXT_T |
| |
| __BEGIN_DECLS |
| |
| /* The kernel headers define SIG_DFL (0) and SIG_IGN (1) but not SIG_HOLD, since |
| * SIG_HOLD is only used by the deprecated SysV signal API. |
| */ |
| #define SIG_HOLD __BIONIC_CAST(reinterpret_cast, sighandler_t, 2) |
| |
| /* We take a few real-time signals for ourselves. May as well use the same names as glibc. */ |
| #define SIGRTMIN (__libc_current_sigrtmin()) |
| #define SIGRTMAX (__libc_current_sigrtmax()) |
| int __libc_current_sigrtmin(void) __INTRODUCED_IN(21); |
| int __libc_current_sigrtmax(void) __INTRODUCED_IN(21); |
| |
| extern const char* const sys_siglist[_NSIG]; |
| extern const char* const sys_signame[_NSIG]; /* BSD compatibility. */ |
| |
| #define si_timerid si_tid /* glibc compatibility. */ |
| |
| int sigaction(int __signal, const struct sigaction* __new_action, struct sigaction* __old_action); |
| int sigaction64(int __signal, const struct sigaction64* __new_action, struct sigaction64* __old_action) __INTRODUCED_IN(28); |
| |
| int siginterrupt(int __signal, int __flag); |
| |
| #if __ANDROID_API__ >= 21 |
| sighandler_t signal(int __signal, sighandler_t __handler) __INTRODUCED_IN(21); |
| int sigaddset(sigset_t* __set, int __signal) __INTRODUCED_IN(21); |
| int sigaddset64(sigset64_t* __set, int __signal) __INTRODUCED_IN(28); |
| int sigdelset(sigset_t* __set, int __signal) __INTRODUCED_IN(21); |
| int sigdelset64(sigset64_t* __set, int __signal) __INTRODUCED_IN(28); |
| int sigemptyset(sigset_t* __set) __INTRODUCED_IN(21); |
| int sigemptyset64(sigset64_t* __set) __INTRODUCED_IN(28); |
| int sigfillset(sigset_t* __set) __INTRODUCED_IN(21); |
| int sigfillset64(sigset64_t* __set) __INTRODUCED_IN(28); |
| int sigismember(const sigset_t* __set, int __signal) __INTRODUCED_IN(21); |
| int sigismember64(const sigset64_t* __set, int __signal) __INTRODUCED_IN(28); |
| #else |
| // Implemented as static inlines before 21. |
| #endif |
| |
| int sigpending(sigset_t* __set); |
| int sigpending64(sigset64_t* __set) __INTRODUCED_IN(28); |
| int sigprocmask(int __how, const sigset_t* __new_set, sigset_t* __old_set); |
| int sigprocmask64(int __how, const sigset64_t* __new_set, sigset64_t* __old_set) __INTRODUCED_IN(28); |
| int sigsuspend(const sigset_t* __mask); |
| int sigsuspend64(const sigset64_t* __mask) __INTRODUCED_IN(28); |
| int sigwait(const sigset_t* __set, int* __signal); |
| int sigwait64(const sigset64_t* __set, int* __signal) __INTRODUCED_IN(28); |
| |
| int sighold(int __signal) |
| __attribute__((deprecated("use sigprocmask() or pthread_sigmask() instead"))) |
| __INTRODUCED_IN(26); |
| int sigignore(int __signal) |
| __attribute__((deprecated("use sigaction() instead"))) __INTRODUCED_IN(26); |
| int sigpause(int __signal) |
| __attribute__((deprecated("use sigsuspend() instead"))) __INTRODUCED_IN(26); |
| int sigrelse(int __signal) |
| __attribute__((deprecated("use sigprocmask() or pthread_sigmask() instead"))) |
| __INTRODUCED_IN(26); |
| sighandler_t sigset(int __signal, sighandler_t __handler) |
| __attribute__((deprecated("use sigaction() instead"))) __INTRODUCED_IN(26); |
| |
| int raise(int __signal); |
| int kill(pid_t __pid, int __signal); |
| int killpg(int __pgrp, int __signal); |
| int tgkill(int __tgid, int __tid, int __signal); |
| |
| int sigaltstack(const stack_t* __new_signal_stack, stack_t* __old_signal_stack); |
| |
| void psiginfo(const siginfo_t* __info, const char* __msg) __INTRODUCED_IN(17); |
| void psignal(int __signal, const char* __msg) __INTRODUCED_IN(17); |
| |
| int pthread_kill(pthread_t __pthread, int __signal); |
| #if defined(__USE_GNU) |
| int pthread_sigqueue(pthread_t __pthread, int __signal, const union sigval __value) __INTRODUCED_IN(29); |
| #endif |
| |
| int pthread_sigmask(int __how, const sigset_t* __new_set, sigset_t* __old_set); |
| int pthread_sigmask64(int __how, const sigset64_t* __new_set, sigset64_t* __old_set) __INTRODUCED_IN(28); |
| |
| int sigqueue(pid_t __pid, int __signal, const union sigval __value) __INTRODUCED_IN(23); |
| int sigtimedwait(const sigset_t* __set, siginfo_t* __info, const struct timespec* __timeout) __INTRODUCED_IN(23); |
| int sigtimedwait64(const sigset64_t* __set, siginfo_t* __info, const struct timespec* __timeout) __INTRODUCED_IN(28); |
| int sigwaitinfo(const sigset_t* __set, siginfo_t* __info) __INTRODUCED_IN(23); |
| int sigwaitinfo64(const sigset64_t* __set, siginfo_t* __info) __INTRODUCED_IN(28); |
| |
| __END_DECLS |
| |
| #include <android/legacy_signal_inlines.h> |
| |
| #endif |