diff options
Diffstat (limited to 'newlib/libc')
| -rw-r--r-- | newlib/libc/include/sys/signal.h | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/newlib/libc/include/sys/signal.h b/newlib/libc/include/sys/signal.h index 8d1b53fce..a56f18a1b 100644 --- a/newlib/libc/include/sys/signal.h +++ b/newlib/libc/include/sys/signal.h @@ -152,13 +152,15 @@ typedef struct sigaltstack { size_t ss_size; /* Stack size. */ } stack_t; +#if __POSIX_VISIBLE #define SIG_SETMASK 0 /* set mask with sigprocmask() */ #define SIG_BLOCK 1 /* set of signals to block */ #define SIG_UNBLOCK 2 /* set of signals to, well, unblock */ int _EXFUN(sigprocmask, (int how, const sigset_t *set, sigset_t *oset)); +#endif -#if defined(_POSIX_THREADS) +#if __POSIX_VISIBLE >= 199506 int _EXFUN(pthread_sigmask, (int how, const sigset_t *set, sigset_t *oset)); #endif @@ -168,10 +170,14 @@ int _EXFUN(_kill, (pid_t, int)); #endif /* _COMPILING_NEWLIB */ #endif /* __CYGWIN__ || __rtems__ */ +#if __POSIX_VISIBLE int _EXFUN(kill, (pid_t, int)); +#endif #if __BSD_VISIBLE || __XSI_VISIBLE >= 4 int _EXFUN(killpg, (pid_t, int)); +#endif +#if __POSIX_VISIBLE int _EXFUN(sigaction, (int, const struct sigaction *, struct sigaction *)); int _EXFUN(sigaddset, (sigset_t *, const int)); int _EXFUN(sigdelset, (sigset_t *, const int)); @@ -180,7 +186,7 @@ int _EXFUN(sigfillset, (sigset_t *)); int _EXFUN(sigemptyset, (sigset_t *)); int _EXFUN(sigpending, (sigset_t *)); int _EXFUN(sigsuspend, (const sigset_t *)); -int _EXFUN(sigpause, (int)); +int _EXFUN(sigwait, (const sigset_t *set, int *sig)); #if !defined(__CYGWIN__) && !defined(__rtems__) /* These depend upon the type of sigset_t, which right now @@ -192,17 +198,21 @@ int _EXFUN(sigpause, (int)); #define sigfillset(what) (*(what) = ~(0), 0) #define sigismember(what,sig) (((*(what)) & (1<<(sig))) != 0) #endif /* !__CYGWIN__ && !__rtems__ */ -#endif /* __BSD_VISIBLE || __XSI_VISIBLE >= 4 */ +#endif /* __POSIX_VISIBLE */ + +#if __BSD_VISIBLE +int _EXFUN(sigpause, (int)); +#endif #if __BSD_VISIBLE || __XSI_VISIBLE >= 4 || __POSIX_VISIBLE >= 200809 int _EXFUN(sigaltstack, (const stack_t *__restrict, stack_t *__restrict)); #endif -#if defined(_POSIX_THREADS) +#if __POSIX_VISIBLE >= 199506 int _EXFUN(pthread_kill, (pthread_t thread, int sig)); #endif -#if defined(_POSIX_REALTIME_SIGNALS) +#if __POSIX_VISIBLE >= 199309 /* 3.3.8 Synchronously Accept a Signal, P1003.1b-1993, p. 76 NOTE: P1003.1c/D10, p. 39 adds sigwait(). */ @@ -211,12 +221,10 @@ int _EXFUN(sigwaitinfo, (const sigset_t *set, siginfo_t *info)); int _EXFUN(sigtimedwait, (const sigset_t *set, siginfo_t *info, const struct timespec *timeout) ); -int _EXFUN(sigwait, (const sigset_t *set, int *sig)); - /* 3.3.9 Queue a Signal to a Process, P1003.1b-1993, p. 78 */ int _EXFUN(sigqueue, (pid_t pid, int signo, const union sigval value)); -#endif /* defined(_POSIX_REALTIME_SIGNALS) */ +#endif /* __POSIX_VISIBLE >= 199309 */ #if defined(___AM29K__) /* These all need to be defined for ANSI C, but I don't think they are |