[PATCH 08/12] Introduce NOOP statement: ';'

[Sergey Popovich]

There are no separate operator in BIRD filter syntax which executes
NO OPeration. However interpret() at filter/filter.c contains an instruction
'0' to handle such operator. Use ';' as NOOP statement.
---
 filter/config.Y |    6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/filter/config.Y b/filter/config.Y
index 42b9e19..fa87c76 100644
--- a/filter/config.Y
+++ b/filter/config.Y
@@ -810,7 +810,11 @@ var_list: /* EMPTY */ { $$ = NULL; }
  ;
  cmd:
-   IF term THEN block {
+  ';' {
+     $$ = f_new_inst();
+     $$->code = '0';
+   }
+ | IF term THEN block {
      $$ = f_new_inst();
      $$->code = '?';
      $$->a1.p = $2;
-- 
1.7.10.4