2004-05-21 Joel Sherrill <joel@OARcorp.com>

PR 628/rtems
	* src/killinfo.c, src/pthreadkill.c, src/ptimer1.c, src/sigaction.c,
	src/sigaddset.c, src/sigsuspend.c: Signal set of 0 is supposed to
	return EINVAL.  In addition timer_create needed to return an error
	if the clock was not CLOCK_REALTIME.

cpukit/posix/ChangeLog

@@ -1,3 +1,11 @@
+2004-05-21  Joel Sherrill <joel@OARcorp.com>
+
+	PR 628/rtems
+	* src/killinfo.c, src/pthreadkill.c, src/ptimer1.c, src/sigaction.c,
+	src/sigaddset.c, src/sigsuspend.c: Signal set of 0 is supposed to
+	return EINVAL.  In addition timer_create needed to return an error
+	if the clock was not CLOCK_REALTIME.
+
 2004-05-21  Joel Sherrill <joel@OARcorp.com>
 
 	PR 629/rtems

cpukit/posix/src/killinfo.c

@@ -66,10 +66,13 @@ int killinfo(
     rtems_set_errno_and_return_minus_one( ESRCH );
 
   /*
-   *  Validate the signal passed if not 0.
+   *  Validate the signal passed.
    */
  
-  if ( sig && !is_valid_signo(sig) ) {
+  if ( !sig )
+    rtems_set_errno_and_return_minus_one( EINVAL );
+
+  if ( !is_valid_signo(sig) ) {
     rtems_set_errno_and_return_minus_one( EINVAL );
   }
 
@@ -77,7 +80,7 @@ int killinfo(
    *  If the signal is being ignored, then we are out of here.
    */
 
-  if ( !sig || _POSIX_signals_Vectors[ sig ].sa_handler == SIG_IGN ) {
+  if ( _POSIX_signals_Vectors[ sig ].sa_handler == SIG_IGN ) {
     return 0;
   }
 

cpukit/posix/src/pthreadkill.c

@@ -34,7 +34,10 @@ int pthread_kill(
   Thread_Control     *the_thread;
   Objects_Locations  location;
 
-  if ( sig && !is_valid_signo(sig) )
+  if ( !sig )
+    rtems_set_errno_and_return_minus_one( EINVAL );
+
+  if ( !is_valid_signo(sig) )
     rtems_set_errno_and_return_minus_one( EINVAL );
 
 /* commented out when posix timers added 

cpukit/posix/src/ptimer1.c

@@ -271,6 +271,9 @@ int timer_create(
   rtems_id          timer_id;  /* created timer identifier         */
   int               timer_pos; /* Position in the table of timers  */
 
+  if ( clock_id != CLOCK_REALTIME )
+    rtems_set_errno_and_return_minus_one( EINVAL );
+
  /* 
   *  The data of the structure evp are checked in order to verify if they
   *  are coherent. 
@@ -283,6 +286,12 @@ int timer_create(
        /* The value of the field sigev_notify is not valid */
        rtems_set_errno_and_return_minus_one( EINVAL );
      }
+
+     if ( !evp->sigev_signo )
+       rtems_set_errno_and_return_minus_one( EINVAL );
+
+     if ( !is_valid_signo(evp->sigev_signo) )
+       rtems_set_errno_and_return_minus_one( EINVAL );
   }
  
   /*

cpukit/posix/src/sigaction.c

@@ -43,7 +43,7 @@ int sigaction(
     *oact = _POSIX_signals_Vectors[ sig ];
 
   if ( !sig )
-    return 0;
+    rtems_set_errno_and_return_minus_one( EINVAL );
 
   if ( !is_valid_signo(sig) )
     rtems_set_errno_and_return_minus_one( EINVAL );

cpukit/posix/src/sigaddset.c

@@ -32,7 +32,7 @@ int sigaddset(
     rtems_set_errno_and_return_minus_one( EINVAL );
 
   if ( !signo )
-    return 0;
+    rtems_set_errno_and_return_minus_one( EINVAL );
 
   if ( !is_valid_signo(signo) )
     rtems_set_errno_and_return_minus_one( EINVAL );

cpukit/posix/src/sigsuspend.c

@@ -1,7 +1,7 @@
 /*
  *  3.3.7 Wait for a Signal, P1003.1b-1993, p. 75
  *
- *  COPYRIGHT (c) 1989-1999.
+ *  COPYRIGHT (c) 1989-2004.
  *  On-Line Applications Research Corporation (OAR).
  *
  *  The license and distribution terms for this file may be
@@ -21,6 +21,7 @@
 #include <rtems/system.h>
 #include <rtems/posix/pthread.h>
 #include <rtems/posix/psignal.h>
+#include <rtems/seterr.h>
 
 int sigsuspend(
   const sigset_t  *sigmask
@@ -41,5 +42,12 @@ int sigsuspend(
 
   (void) sigprocmask( SIG_SETMASK, &saved_signals_blocked, NULL );
 
+  /*
+   * sigtimedwait() returns the signal number while sigsuspend()
+   * is supposed to return -1 and EINTR when a signal is caught.
+   */
+  if ( status != -1 )
+    rtems_set_errno_and_return_minus_one( EINTR );
+
   return status;
 }