From 7050c8b4093e0eb1d8e83cbb6f704fb5f66b50a7 Mon Sep 17 00:00:00 2001
From: kouji <kouji@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 3 Feb 2009 12:15:20 +0000
Subject: * ext/readline/readline.c (readline_s_set_completion_proc): set  
 default if proc is nil. fix #1095

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@22012 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/readline/readline.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'ext')

diff --git a/ext/readline/readline.c b/ext/readline/readline.c
index 7912989c2..feab70fb3 100644
--- a/ext/readline/readline.c
+++ b/ext/readline/readline.c
@@ -304,6 +304,8 @@ readline_s_set_output(VALUE self, VALUE output)
  * should take input-string, and return an array of completion
  * candidates.
  *
+ * Set default if +proc+ is nil.
+ *
  * Raises ArgumentError exception if +proc+ does not respond to call method.
  *
  * Raises SecurityError exception if $SAFE is 4.
@@ -312,7 +314,7 @@ static VALUE
 readline_s_set_completion_proc(VALUE self, VALUE proc)
 {
     rb_secure(4);
-    if (!rb_respond_to(proc, rb_intern("call")))
+    if (!NIL_P(proc) && !rb_respond_to(proc, rb_intern("call")))
 	rb_raise(rb_eArgError, "argument must respond to `call'");
     return rb_ivar_set(mReadline, completion_proc, proc);
 }
-- 
cgit