From 24b0e8d64df95dd066d33b622c07f469e47c102a Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Wed, 5 Feb 2003 13:12:04 +0000
Subject: allow -x with no parameter, but advise not to use it

---
 perl_checker.src/parser_helper.ml | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'perl_checker.src/parser_helper.ml')

diff --git a/perl_checker.src/parser_helper.ml b/perl_checker.src/parser_helper.ml
index e1633fb..9230074 100644
--- a/perl_checker.src/parser_helper.ml
+++ b/perl_checker.src/parser_helper.ml
@@ -606,6 +606,13 @@ let call(e, para) = call_func false (e, para)
 
 
 let call_one_scalar_para (e, (_, pos)) para =
+  let para =
+    match para with
+    | [] ->
+	  warn_rule (sprintf "please use \"%s $_\" instead of \"%s\"" e e) ;
+	  [var_dollar_ (raw_pos2pos pos)]
+    | _ -> para
+  in
   let pri =
     match e with
     | "defined" -> P_expr
-- 
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