* win32/win32.c (rb_w32_argv_size): if an argument is empty, it's size

is 2, not 0, because it will be converted to "".



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@21099 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Sat Dec 27 20:26:59 2008  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* win32/win32.c (rb_w32_argv_size): if an argument is empty, it's size
+	  is 2, not 0, because it will be converted to "".
+
 Sat Dec 27 19:40:56 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* process.c (after_exec): needs to reset before restart timer

win32/win32.c

@@ -715,7 +715,7 @@ rb_w32_argv_size(char *const *argv)
 	    }
 	}
 	len += p - *t + n + 1;
-	if (quote) len += 2;
+	if (p - *t == 0 || quote) len += 2;
     }
     return len;
 }