From 381821deea75d11a496401256c0267f2ff53183e Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 8 Feb 2012 01:55:01 +0000
Subject: merge revision(s) 34116:

	* ext/readline/readline.c (readline_readline): check if outstream
	  is closed to get rid of a bug of readline 6.  [ruby-dev:45043]
	  [Bug #5803]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@34478 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/readline/readline.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'ext')

diff --git a/ext/readline/readline.c b/ext/readline/readline.c
index 3114b38bd3..34ce023bea 100644
--- a/ext/readline/readline.c
+++ b/ext/readline/readline.c
@@ -40,6 +40,10 @@
 #include <unistd.h>
 #endif
 
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+
 static VALUE mReadline;
 
 #define EDIT_LINE_LIBRARY_VERSION "EditLine wrapper"
@@ -372,6 +376,13 @@ readline_readline(int argc, VALUE *argv, VALUE self)
     }
 
     if (!isatty(fileno(rl_instream)) && errno == EBADF) rb_raise(rb_eIOError, "closed stdin");
+    if (rl_outstream) {
+	struct stat stbuf;
+	int fd = fileno(rl_outstream);
+	if (fd < 0 || fstat(fd, &stbuf) != 0) {
+	    rb_raise(rb_eIOError, "closed stdout");
+	}
+    }
 
 #ifdef _WIN32
     rl_prep_terminal(1);
-- 
cgit v1.2.3