/*
* 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 );
int __libc_current_sigrtmax(void );
extern const char * _Nonnull const sys_siglist[_NSIG];
extern const char * _Nonnull const sys_signame[_NSIG]; /* BSD compatibility. */
#define si_timerid si_tid /* glibc compatibility. */
int sigaction(int __signal, const struct sigaction* _Nullable __new_action, struct sigaction* _Nullable __old_action);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigaction64(int __signal, const struct sigaction64* _Nullable __new_action, struct sigaction64* _Nullable __old_action) __INTRODUCED_IN(28 );
#endif
int siginterrupt(int __signal, int __flag);
sighandler_t _Nonnull signal(int __signal, sighandler_t _Nullable __handler);
int sigaddset(sigset_t* _Nonnull __set, int __signal);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigaddset64(sigset64_t* _Nonnull __set, int __signal) __INTRODUCED_IN(28 );
#endif
int sigdelset(sigset_t* _Nonnull __set, int __signal);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigdelset64(sigset64_t* _Nonnull __set, int __signal) __INTRODUCED_IN(28 );
#endif
int sigemptyset(sigset_t* _Nonnull __set);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigemptyset64(sigset64_t* _Nonnull __set) __INTRODUCED_IN(28 );
#endif
int sigfillset(sigset_t* _Nonnull __set);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigfillset64(sigset64_t* _Nonnull __set) __INTRODUCED_IN(28 );
#endif
int sigismember(const sigset_t* _Nonnull __set, int __signal);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigismember64(const sigset64_t* _Nonnull __set, int __signal) __INTRODUCED_IN(28 );
#endif
int sigpending(sigset_t* _Nonnull __set);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigpending64(sigset64_t* _Nonnull __set) __INTRODUCED_IN(28 );
#endif
int sigprocmask(int __how, const sigset_t* _Nullable __new_set, sigset_t* _Nullable __old_set);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigprocmask64(int __how, const sigset64_t* _Nullable __new_set, sigset64_t* _Nullable __old_set) __INTRODUCED_IN(28 );
#endif
int sigsuspend(const sigset_t* _Nonnull __mask);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigsuspend64(const sigset64_t* _Nonnull __mask) __INTRODUCED_IN(28 );
#endif
int sigwait(const sigset_t* _Nonnull __set, int * _Nonnull __signal);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigwait64(const sigset64_t* _Nonnull __set, int * _Nonnull __signal) __INTRODUCED_IN(28 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(26 )
int sighold(int __signal)
__attribute__((__deprecated__("use sigprocmask() or pthread_sigmask() instead" )))
__INTRODUCED_IN(26 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(26 )
int sigignore(int __signal)
__attribute__((__deprecated__("use sigaction() instead" ))) __INTRODUCED_IN(26 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(26 )
int sigpause(int __signal)
__attribute__((__deprecated__("use sigsuspend() instead" ))) __INTRODUCED_IN(26 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(26 )
int sigrelse(int __signal)
__attribute__((__deprecated__("use sigprocmask() or pthread_sigmask() instead" )))
__INTRODUCED_IN(26 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(26 )
sighandler_t _Nonnull sigset(int __signal, sighandler_t _Nullable __handler)
__attribute__((__deprecated__("use sigaction() instead" ))) __INTRODUCED_IN(26 );
#endif
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* _Nullable __new_signal_stack, stack_t* _Nullable __old_signal_stack);
void psiginfo(const siginfo_t* _Nonnull __info, const char * _Nullable __msg);
void psignal(int __signal, const char * _Nullable __msg);
int pthread_kill(pthread_t __pthread, int __signal);
#if defined (__USE_GNU) && __BIONIC_AVAILABILITY_GUARD(29 )
int pthread_sigqueue(pthread_t __pthread, int __signal, const union sigval __value) __INTRODUCED_IN(29 );
#endif
int pthread_sigmask(int __how, const sigset_t* _Nullable __new_set, sigset_t* _Nullable __old_set);
#if __BIONIC_AVAILABILITY_GUARD(28 )
int pthread_sigmask64(int __how, const sigset64_t* _Nullable __new_set, sigset64_t* _Nullable __old_set) __INTRODUCED_IN(28 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(23 )
int sigqueue(pid_t __pid, int __signal, const union sigval __value) __INTRODUCED_IN(23 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(23 )
int sigtimedwait(const sigset_t* _Nonnull __set, siginfo_t* _Nullable __info, const struct timespec* _Nullable __timeout) __INTRODUCED_IN(23 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigtimedwait64(const sigset64_t* _Nonnull __set, siginfo_t* _Nullable __info, const struct timespec* _Nullable __timeout) __INTRODUCED_IN(28 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(23 )
int sigwaitinfo(const sigset_t* _Nonnull __set, siginfo_t* _Nullable __info) __INTRODUCED_IN(23 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(28 )
int sigwaitinfo64(const sigset64_t* _Nonnull __set, siginfo_t* _Nullable __info) __INTRODUCED_IN(28 );
#endif
/**
* Buffer size suitable for any call to sig2str ( ) .
*/
#define SIG2STR_MAX 32
#if __BIONIC_AVAILABILITY_GUARD(36 )
/**
* [ sig2str ( 3 ) ] ( https : //man7.org/linux/man-pages/man3/sig2str.3.html)
* converts the integer corresponding to SIGSEGV ( say ) into a string
* like " SEGV " ( not including the " SIG " used in the constants ) .
* SIG2STR_MAX is a safe size to use for the buffer .
*
* Use strsignal ( ) instead to convert the integer corresponding to SIGSEGV ( say )
* into a string like " Segmentation violation " .
*
* Returns 0 on success , and returns - 1 _ without_ setting errno otherwise .
*
* Available since API level 36 ( but see also strsignal ( ) ) .
*/
int sig2str(int __signal, char * _Nonnull __buf) __INTRODUCED_IN(36 );
#endif
#if __BIONIC_AVAILABILITY_GUARD(36 )
/**
* [ str2sig ( 3 ) ] ( https : //man7.org/linux/man-pages/man3/str2sig.3.html)
* converts a string like " SEGV " ( not including the " SIG " used in the constants )
* into the integer corresponding to SIGSEGV .
*
* Returns 0 on success , and returns - 1 _ without_ setting errno otherwise .
*
* Available since API level 36 .
*/
int str2sig(const char * _Nonnull __name, int * _Nonnull __signal) __INTRODUCED_IN(36 );
#endif
__END_DECLS
#endif
Messung V0.5 in Prozent C=93 H=92 G=92
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-06-28)
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