From 26a92b82f8c59ccd23329dd6eedc91b74882062c Mon Sep 17 00:00:00 2001
From: visor <visor@users.sourceforge.jp>
Date: Sun, 24 Oct 2010 23:07:48 +0900
Subject: [PATCH] minor fix of date motor function.

---
 modules/motor-function.cc | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/modules/motor-function.cc b/modules/motor-function.cc
index f418124..3086282 100644
--- a/modules/motor-function.cc
+++ b/modules/motor-function.cc
@@ -168,19 +168,21 @@ void  mf_date (const std::vector<ustring>& args, MlEnv* mlenv) {
     ustring  format;
 //    boost::ptr_vector<MNodePtr>  par;
     int  i;
+    MNode*  v;
 
     if (args.size () > 0) {
-	tm = to_int (mlenv->getVar (args[0]));
-	for (i = 1; i < args.size (); i ++) {
-	    if (i > 1)
-		format.append (uColon);
-	    format.append (args[i]);
+	v = mlenv->getVar (args[0]);
+	if (! isNil (v)) {
+	    tm = to_int (v);
+	    for (i = 1; i < args.size (); i ++) {
+		if (i > 1)
+		    format.append (uColon);
+		format.append (args[i]);
+	    }
+	    if (format.length () == 0)
+		format = uTimeFormat;
+	    mlenv->env->output->out_toHTML (formatDateString (format, tm));
 	}
-	if (format.length () == 0)
-	    format = uTimeFormat;
-//	datetime_list (par, tm);
-//	mlenv->env->output->out_toHTML (formatDateString (format, par));
-	mlenv->env->output->out_toHTML (formatDateString (format, tm));
     }
 }
 
-- 
2.11.0