From 0f0d0dcdb3390fa25f9a34ac38f4d69396093dd7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 16 Sep 2010 23:30:30 +0000
Subject: [PATCH] * lib/tracer.rb: count only non-internal libraries in stack
 trace,   ignoring custom_require.  [ruby-core:31858]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29280 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog     | 5 +++++
 lib/tracer.rb | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index dba9767c34..7e8222a313 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Fri Sep 17 08:30:27 2010  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* lib/tracer.rb: count only non-internal libraries in stack trace,
+	  ignoring custom_require.  [ruby-core:31858]
+
 Fri Sep 17 02:18:41 2010  Akinori MUSHA  <knu@iDaemons.org>
 
 	* tool/mkconfig.rb: Fix build with m4 1.4.15 generating duplicate
diff --git a/lib/tracer.rb b/lib/tracer.rb
index a0b4fdf133..318b254ac8 100644
--- a/lib/tracer.rb
+++ b/lib/tracer.rb
@@ -190,6 +190,6 @@ if $0 == __FILE__
   ARGV.shift
   Tracer.on
   require $0
-elsif caller.size <= 1 
+elsif caller.count {|bt| /\A<internal:[^<>]+>:/ !~ bt} <= 1
   Tracer.on
 end