From b1f8bbf4f7fca70b3a173932f2f3c9cfed07b075 Mon Sep 17 00:00:00 2001
From: kosaki <kosaki@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 12 Jan 2011 14:22:39 +0000
Subject: [PATCH] 	* io.c (rb_f_syscall): Add warning messages.
 [ruby-core:34062]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30527 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog | 4 ++++
 io.c      | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 42d1001707..42bb121fd2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Thu Jan 13 00:06:38 2011  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
+
+	* io.c (rb_f_syscall): Add warning messages. [ruby-core:34062]
+
 Thu Jan 13 00:00:07 2011  KOSAKI Motohiro  <kosaki.motohiro@gmail.com>
 
 	* io.c (rb_f_syscall): Some syscall return unsigned or pointer value.
diff --git a/io.c b/io.c
index 2fcc46b139..834105031d 100644
--- a/io.c
+++ b/io.c
@@ -7858,6 +7858,10 @@ rb_f_syscall(int argc, VALUE *argv)
     int num, retval = -1;
 #endif
     int i;
+ 
+    if (RTEST(ruby_verbose)) {
+	rb_warning("We plan to remove a syscall function at future release. DL(Fiddle) provides safer alternative.");
+    }
 
     rb_secure(2);
     if (argc == 0)