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-rw-r--r--signal/signal.h28
1 files changed, 16 insertions, 12 deletions
diff --git a/signal/signal.h b/signal/signal.h
index 3f6373ee75..cc422ac9f6 100644
--- a/signal/signal.h
+++ b/signal/signal.h
@@ -232,34 +232,38 @@ extern int sigorset (sigset_t *__set, __const sigset_t *__left,
# include <bits/sigaction.h>
/* Get and/or change the set of blocked signals. */
-extern int sigprocmask (int __how, __const sigset_t *__set, sigset_t *__oset)
- __THROW;
+extern int sigprocmask (int __how, __const sigset_t *__restrict __set,
+ sigset_t *__restrict __oset) __THROW;
/* Change the set of blocked signals to SET,
wait until a signal arrives, and restore the set of blocked signals. */
extern int sigsuspend (__const sigset_t *__set) __THROW;
/* Get and/or set the action for signal SIG. */
-extern int __sigaction (int __sig, __const struct sigaction *__act,
- struct sigaction *__oact) __THROW;
-extern int sigaction (int __sig, __const struct sigaction *__act,
- struct sigaction *__oact) __THROW;
+extern int __sigaction (int __sig, __const struct sigaction *__restrict __act,
+ struct sigaction *__restrict __oact) __THROW;
+extern int sigaction (int __sig, __const struct sigaction *__restrict __act,
+ struct sigaction *__restrict __oact) __THROW;
/* Put in SET all signals that are blocked and waiting to be delivered. */
extern int sigpending (sigset_t *__set) __THROW;
/* Select any of pending signals from SET or wait for any to arrive. */
-extern int sigwait (__const sigset_t *__set, int *__sig) __THROW;
+extern int sigwait (__const sigset_t *__restrict __set, int *__restrict __sig)
+ __THROW;
# ifdef __USE_POSIX199309
/* Select any of pending signals from SET and place information in INFO. */
-extern int sigwaitinfo (__const sigset_t *__set, siginfo_t *__info) __THROW;
+extern int sigwaitinfo (__const sigset_t *__restrict __set,
+ siginfo_t *__restrict __info) __THROW;
/* Select any of pending signals from SET and place information in INFO.
Wait the imte specified by TIMEOUT if no signal is pending. */
-extern int sigtimedwait (__const sigset_t *__set, siginfo_t *__info,
- __const struct timespec *__timeout) __THROW;
+extern int sigtimedwait (__const sigset_t *__restrict __set,
+ siginfo_t *__restrict __info,
+ __const struct timespec *__restrict __timeout)
+ __THROW;
/* Send signal SIG to the process PID. Associate data in VAL with the
signal. */
@@ -329,8 +333,8 @@ extern int sigstack (struct sigstack *__ss, struct sigstack *__oss) __THROW;
/* Alternate signal handler stack interface.
This interface should always be preferred over `sigstack'. */
-extern int sigaltstack (__const struct sigaltstack *__ss,
- struct sigaltstack *__oss) __THROW;
+extern int sigaltstack (__const struct sigaltstack *__restrict __ss,
+ struct sigaltstack *__restrict __oss) __THROW;
#endif /* use BSD or X/Open Unix. */