[GRASS-SVN] r66731 - grass/trunk/lib/gis

[svn_grass at osgeo.org]

Author: glynn
Date: 2015-11-03 18:25:57 -0800 (Tue, 03 Nov 2015)
New Revision: 66731

Modified:
   grass/trunk/lib/gis/worker.c
Log:
Set default workers to zero (threads only used by explicit request)


Modified: grass/trunk/lib/gis/worker.c
===================================================================
--- grass/trunk/lib/gis/worker.c	2015-11-03 20:56:04 UTC (rev 66730)
+++ grass/trunk/lib/gis/worker.c	2015-11-04 02:25:57 UTC (rev 66731)
@@ -22,7 +22,7 @@
 
 #include <pthread.h>
 
-#define DEFAULT_WORKERS 8
+#define DEFAULT_WORKERS 0
 
 struct worker {
     void (*func)(void *);
@@ -85,7 +85,7 @@
 
     pthread_mutex_lock(&worker_mutex);
 
-    while (w = get_worker(), force && !w)
+    while (w = get_worker(), force && num_workers > 0 && !w)
 	pthread_cond_wait(&worker_cond, &worker_mutex);
     *ref = w;