Optimize stringbuffer_append to avoid strlen calls

References #4614
postgis · Mar 5, 2020 · 8792203 · 8792203
1 parent 8eecc74
commit 8792203
Showing 1 changed file with 2 additions and 5 deletions.
diff --git a/liblwgeom/lwout_wkt.c b/liblwgeom/lwout_wkt.c
@@ -110,11 +110,8 @@ static void ptarray_to_wkt_sb(const POINTARRAY *ptarray, stringbuffer_t *sb, int
 			/* Spaces before every ordinate but the first */
 			if ( j > 0 )
 				stringbuffer_append_len(sb, " ", 1);
-			lwprint_double(dbl_ptr[j],
-				       precision,
-				       coord,
-				       buffer_size);
-			stringbuffer_append(sb, coord);
+			int len = lwprint_double(dbl_ptr[j], precision, coord, buffer_size);
+			stringbuffer_append_len(sb, coord, len);
 		}
 	}