r.patch: disable parallelization when MASK is active (OSGeo#2829)

neteler · Feb 17, 2023 · 70796b5 · 70796b5
1 parent 833adc0
commit 70796b5
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/raster/r.patch/main.c b/raster/r.patch/main.c
@@ -113,6 +113,10 @@ int main(int argc, char *argv[])
                     "threads setting."));
     nprocs = 1;
 #endif
+    if (nprocs > 1 && G_find_raster("MASK", G_mapset()) != NULL) {
+        G_warning(_("Parallel processing disabled due to active MASK."));
+        nprocs = 1;
+    }
 
     use_zero = (zeroflag->answer);
     no_support = (nosupportflag->answer);