writing empty Groups to file if specified

trikotrako · Vladimir Kotal · commit fa5f403d17a9 · 2018-09-26T17:25:34.000+02:00
diff --git a/opengrok-indexer/src/main/java/org/opengrok/indexer/configuration/Groups.java b/opengrok-indexer/src/main/java/org/opengrok/indexer/configuration/Groups.java
@@ -156,6 +156,7 @@ public static void main(String[] argv) {
                 usage();
                 System.exit(1);
             }
+            out = prepareOutput(outFile);
             printOut(false, cfg, out);
         } else if (delete) {
             // perform delete

Original file line number	Diff line number	Diff line change
`@@ -156,6 +156,7 @@ public static void main(String[] argv) {`
`156`	`156`	`usage();`
`157`	`157`	`System.exit(1);`
`158`	`158`	`}`
	`159`	`+ out = prepareOutput(outFile);`
`159`	`160`	`printOut(false, cfg, out);`
`160`	`161`	`} else if (delete) {`
`161`	`162`	`// perform delete`