* ext/readline/readline.c (readline_readline): get rid of

libreadline's bug. (ruby-bugs-ja:PR#268)


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@2588 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Thu Jun 20 21:09:37 2002  Nobuyoshi Nakada  <nobu.nokada@softhome.net>
+
+	* ext/readline/readline.c (readline_readline): get rid of
+	  libreadline's bug. (ruby-bugs-ja:PR#268)
+
 Thu Jun 20 17:10:27 2002  WATANABE Hirofumi  <eban@ruby-lang.org>
 
 	* lib/ftool.rb (BUFSIZE): tuning, set buffer length to 8192.

ext/readline/readline.c

@@ -1,6 +1,7 @@
 /* readline.c -- GNU Readline module
    Copyright (C) 1997-2001  Shugo Maeda */
 
+#include <errno.h>
 #include <stdio.h>
 #include <readline/readline.h>
 #include <readline/history.h>
@@ -44,6 +45,8 @@ readline_readline(argc, argv, self)
 	prompt = StringValuePtr(tmp);
     }
 
+    if (!isatty(0) && errno == EBADF) rb_raise(rb_eIOError, "stdin closed");
+
     buff = (char*)rb_protect((VALUE(*)_((VALUE)))readline, (VALUE)prompt,
                               &status);
     if (status) {