$NetBSD: patch-ae,v 1.2 2004/03/31 15:23:27 mpasternak Exp $

--- pa_unix_oss/pa_unix.c.orig	Mon Jun 30 11:05:50 2003
+++ pa_unix_oss/pa_unix.c
@@ -375,7 +375,11 @@ PaError PaHost_Init( void )
  * and the watchdog will detect it.
  */
 
-#define SCHEDULER_POLICY         SCHED_RR
+#ifndef _POSIX_THREAD_IS_GNU_PTH
+# define SCHEDULER_POLICY         SCHED_RR
+#else
+# define SCHEDULER_POLICY 0
+#endif
 #define WATCHDOG_MAX_SECONDS    (3)
 #define WATCHDOG_INTERVAL_USEC  (1000000)
 
@@ -411,13 +415,16 @@ static int PaHost_CanaryProc( PaHostSoun
 
 static PaError PaHost_WatchDogProc( PaHostSoundControl   *pahsc )
 {
+#ifndef _POSIX_THREAD_IS_GNU_PTH
     struct sched_param    schp = { 0 };
+#endif
     int                   maxPri;
 
 #ifdef GNUSTEP
     GSRegisterCurrentThread(); /* SB20010904 */
 #endif
 
+#ifndef _POSIX_THREAD_IS_GNU_PTH
 /* Run at a priority level above audio thread so we can still run if it hangs. */
 /* Rise more than 1 because of rumored off-by-one scheduler bugs. */
     schp.sched_priority = pahsc->pahsc_AudioPriority + 4;
@@ -429,7 +436,7 @@ static PaError PaHost_WatchDogProc( PaHo
         ERR_RPT(("PaHost_WatchDogProc: cannot set watch dog priority!\n"));
         goto killAudio;
     }
-
+#endif
     /* Compare watchdog time with audio and canary thread times. */
     /* Sleep for a while or until thread cancelled. */
     while( pahsc->pahsc_WatchDogRun )
@@ -465,7 +472,8 @@ static PaError PaHost_WatchDogProc( PaHo
     return 0;
 
 lowerAudio:
-    {
+#ifndef _POSIX_THREAD_IS_GNU_PTH
+     {
         struct sched_param    schat = { 0 };
         if( sched_setscheduler(pahsc->pahsc_AudioThreadPID, SCHED_OTHER, &schat) != 0)
         {
@@ -478,7 +486,9 @@ lowerAudio:
             goto cleanup;
         }
     }
-
+#else
+   goto cleanup;
+#endif
 killAudio:
     ERR_RPT(("PaHost_WatchDogProc: killing hung audio thread!\n"));
     pthread_kill( pahsc->pahsc_AudioThread, SIGKILL );
@@ -574,18 +584,19 @@ static PaError PaHost_BoostPriority( int
 {
     PaHostSoundControl  *pahsc;
     PaError              result = paNoError;
+#ifndef _POSIX_THREAD_IS_GNU_PTH   
     struct sched_param   schp = { 0 };
-
+#endif
     pahsc = (PaHostSoundControl *) past->past_DeviceData;
     if( pahsc == NULL ) return paInternalError;
 
     pahsc->pahsc_AudioThreadPID = getpid();
     DBUG(("PaHost_BoostPriority: audio PID = %d\n", pahsc->pahsc_AudioThreadPID ));
-
+#ifndef _POSIX_THREAD_IS_GNU_PTH
     /* Choose a priority in the middle of the range. */
     pahsc->pahsc_AudioPriority = (sched_get_priority_max(SCHEDULER_POLICY) -
                                   sched_get_priority_min(SCHEDULER_POLICY)) / 2;
-    schp.sched_priority = pahsc->pahsc_AudioPriority;
+   schp.sched_priority = pahsc->pahsc_AudioPriority;
 
     if (sched_setscheduler(0, SCHEDULER_POLICY, &schp) != 0)
     {
@@ -597,7 +608,10 @@ static PaError PaHost_BoostPriority( int
         /* We are running at high priority so we should have a watchdog in case audio goes wild. */
         result = PaHost_StartWatchDog( pahsc );
     }
-
+#else
+   DBUG(("PortAudio: audio callback priority set to level %d - call ignored with GNU Pth\n", schp.sched_priority));
+   result = PaHost_StartWatchDog( pahsc );
+#endif
     return result;
 }