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authorUlrich Drepper <drepper@redhat.com>2004-11-20 09:55:44 +0000
committerUlrich Drepper <drepper@redhat.com>2004-11-20 09:55:44 +0000
commitef2bb4137e97a58204964299c2566b37705b7179 (patch)
tree3f1e0104b6c8dcb0bf4810519b20be063ddf5b95
parent3a7fd2f921c0581f7783703d02d599ab2d133893 (diff)
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	* signal/signal.h: Add nonnull attributes.
-rw-r--r--ChangeLog2
-rw-r--r--nptl/ChangeLog3
-rw-r--r--nptl/pthread_cancel.c4
-rw-r--r--nptl/pthread_create.c1
-rw-r--r--signal/signal.h44
5 files changed, 34 insertions, 20 deletions
diff --git a/ChangeLog b/ChangeLog
index 1c2324ccd9..3f59faa337 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2004-11-20  Ulrich Drepper  <drepper@redhat.com>
 
+	* signal/signal.h: Add nonnull attributes.
+
 	* signal/signal.h: Add deprecated attributes to sigstack,
 	sigpause, sigblock, sigsetmask, siggetmask.
 
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 214e2efb18..575520c02f 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,5 +1,8 @@
 2004-11-20  Jakub Jelinek  <jakub@redhat.com>
 
+	* pthread_create.c (pthread_cancel): Add PTHREAD_STATIC_FN_REQUIRE.
+	* pthread_cancel.c (pthread_create): Likewise.
+
 	* Makefile (libpthread-routines): Add vars.
 	* sysdeps/pthread/createthread.c (__pthread_multiple_threads): Remove.
 	* init.c (__default_stacksize, __is_smp): Remove.
diff --git a/nptl/pthread_cancel.c b/nptl/pthread_cancel.c
index 8d1b8640f8..a13af56b37 100644
--- a/nptl/pthread_cancel.c
+++ b/nptl/pthread_cancel.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
 
@@ -100,3 +100,5 @@ pthread_cancel (th)
 
   return result;
 }
+
+PTHREAD_STATIC_FN_REQUIRE (pthread_create)
diff --git a/nptl/pthread_create.c b/nptl/pthread_create.c
index fcfc5c6d97..bf41e9fcc9 100644
--- a/nptl/pthread_create.c
+++ b/nptl/pthread_create.c
@@ -515,6 +515,7 @@ PTHREAD_STATIC_FN_REQUIRE (pthread_mutex_lock)
 PTHREAD_STATIC_FN_REQUIRE (pthread_mutex_unlock)
 
 PTHREAD_STATIC_FN_REQUIRE (pthread_once)
+PTHREAD_STATIC_FN_REQUIRE (pthread_cancel)
 
 PTHREAD_STATIC_FN_REQUIRE (pthread_key_create)
 PTHREAD_STATIC_FN_REQUIRE (pthread_setspecific)
diff --git a/signal/signal.h b/signal/signal.h
index 76c0f67a8f..cff2ebfb93 100644
--- a/signal/signal.h
+++ b/signal/signal.h
@@ -78,10 +78,10 @@ typedef void (*__sighandler_t) (int);
    the additional function `sysv_signal' when X/Open compatibility is
    requested.  */
 extern __sighandler_t __sysv_signal (int __sig, __sighandler_t __handler)
-     __THROW;
+     __THROW __nonnull ((2));
 #ifdef __USE_GNU
 extern __sighandler_t sysv_signal (int __sig, __sighandler_t __handler)
-     __THROW;
+     __THROW __nonnull ((2));
 #endif
 
 /* Set the handler for the signal SIG to HANDLER, returning the old
@@ -89,13 +89,14 @@ extern __sighandler_t sysv_signal (int __sig, __sighandler_t __handler)
    By default `signal' has the BSD semantic.  */
 __BEGIN_NAMESPACE_STD
 #ifdef __USE_BSD
-extern __sighandler_t signal (int __sig, __sighandler_t __handler) __THROW;
+extern __sighandler_t signal (int __sig, __sighandler_t __handler)
+     __THROW __nonnull ((2));
 #else
 /* Make sure the used `signal' implementation is the SVID version. */
 # ifdef __REDIRECT_NTH
 extern __sighandler_t __REDIRECT_NTH (signal,
 				      (int __sig, __sighandler_t __handler),
-				      __sysv_signal);
+				      __sysv_signal) __nonnull ((2));
 # else
 #  define signal __sysv_signal
 # endif
@@ -105,7 +106,8 @@ __END_NAMESPACE_STD
 #ifdef __USE_XOPEN
 /* The X/Open definition of `signal' conflicts with the BSD version.
    So they defined another function `bsd_signal'.  */
-extern __sighandler_t bsd_signal (int __sig, __sighandler_t __handler) __THROW;
+extern __sighandler_t bsd_signal (int __sig, __sighandler_t __handler)
+     __THROW __nonnull ((2));
 #endif
 
 /* Send signal SIG to process number PID.  If PID is zero,
@@ -129,7 +131,8 @@ __END_NAMESPACE_STD
 
 #ifdef __USE_SVID
 /* SVID names for the same things.  */
-extern __sighandler_t ssignal (int __sig, __sighandler_t __handler) __THROW;
+extern __sighandler_t ssignal (int __sig, __sighandler_t __handler)
+     __THROW __nonnull ((2));
 extern int gsignal (int __sig) __THROW;
 #endif /* Use SVID.  */
 
@@ -210,31 +213,32 @@ typedef __sighandler_t sig_t;
 # endif
 
 /* Clear all signals from SET.  */
-extern int sigemptyset (sigset_t *__set) __THROW;
+extern int sigemptyset (sigset_t *__set) __THROW __nonnull ((1));
 
 /* Set all signals in SET.  */
-extern int sigfillset (sigset_t *__set) __THROW;
+extern int sigfillset (sigset_t *__set) __THROW __nonnull ((1));
 
 /* Add SIGNO to SET.  */
-extern int sigaddset (sigset_t *__set, int __signo) __THROW;
+extern int sigaddset (sigset_t *__set, int __signo) __THROW __nonnull ((1));
 
 /* Remove SIGNO from SET.  */
-extern int sigdelset (sigset_t *__set, int __signo) __THROW;
+extern int sigdelset (sigset_t *__set, int __signo) __THROW __nonnull ((1));
 
 /* Return 1 if SIGNO is in SET, 0 if not.  */
-extern int sigismember (__const sigset_t *__set, int __signo) __THROW;
+extern int sigismember (__const sigset_t *__set, int __signo)
+     __THROW __nonnull ((1));
 
 # ifdef __USE_GNU
 /* Return non-empty value is SET is not empty.  */
-extern int sigisemptyset (__const sigset_t *__set) __THROW;
+extern int sigisemptyset (__const sigset_t *__set) __THROW __nonnull ((1));
 
 /* Build new signal set by combining the two inputs set using logical AND.  */
 extern int sigandset (sigset_t *__set, __const sigset_t *__left,
-		      __const sigset_t *__right) __THROW;
+		      __const sigset_t *__right) __THROW __nonnull ((1, 2, 3));
 
 /* Build new signal set by combining the two inputs set using logical OR.  */
 extern int sigorset (sigset_t *__set, __const sigset_t *__left,
-		     __const sigset_t *__right) __THROW;
+		     __const sigset_t *__right) __THROW __nonnull ((1, 2, 3));
 # endif /* GNU */
 
 /* Get the system-specific definitions of `struct sigaction'
@@ -250,21 +254,22 @@ extern int sigprocmask (int __how, __const sigset_t *__restrict __set,
 
    This function is a cancellation point and therefore not marked with
    __THROW.  */
-extern int sigsuspend (__const sigset_t *__set);
+extern int sigsuspend (__const sigset_t *__set) __nonnull ((1));
 
 /* Get and/or set the action for signal SIG.  */
 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;
+extern int sigpending (sigset_t *__set) __THROW __nonnull ((1));
 
 
 /* Select any of pending signals from SET or wait for any to arrive.
 
    This function is a cancellation point and therefore not marked with
    __THROW.  */
-extern int sigwait (__const sigset_t *__restrict __set, int *__restrict __sig);
+extern int sigwait (__const sigset_t *__restrict __set, int *__restrict __sig)
+     __nonnull ((1, 2));
 
 # ifdef __USE_POSIX199309
 /* Select any of pending signals from SET and place information in INFO.
@@ -272,7 +277,7 @@ extern int sigwait (__const sigset_t *__restrict __set, int *__restrict __sig);
    This function is a cancellation point and therefore not marked with
    __THROW.  */
 extern int sigwaitinfo (__const sigset_t *__restrict __set,
-			siginfo_t *__restrict __info);
+			siginfo_t *__restrict __info) __nonnull ((1));
 
 /* Select any of pending signals from SET and place information in INFO.
    Wait the time specified by TIMEOUT if no signal is pending.
@@ -281,7 +286,8 @@ extern int sigwaitinfo (__const sigset_t *__restrict __set,
    __THROW.  */
 extern int sigtimedwait (__const sigset_t *__restrict __set,
 			 siginfo_t *__restrict __info,
-			 __const struct timespec *__restrict __timeout);
+			 __const struct timespec *__restrict __timeout)
+     __nonnull ((1));
 
 /* Send signal SIG to the process PID.  Associate data in VAL with the
    signal.  */