From c67a74570dd056569763f5015e0aafa7d454fca7 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 10 Jul 2000 04:49:24 +0000
Subject: matz

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@820 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 README.EXT | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'README.EXT')

diff --git a/README.EXT b/README.EXT
index dc5126efaf..12d379e09b 100644
--- a/README.EXT
+++ b/README.EXT
@@ -150,6 +150,15 @@ interpreter.  Useful functions are listed below (not all):
     Creates a new Ruby string from C string.  This is equivalent to
     rb_str_new(ptr, strlen(ptr)).
 
+  rb_tainted_str_new(char *ptr, int len)
+
+    Creates a new tainted Ruby string.  Strings from external data
+    should be tainted.
+
+  rb_tainted_str_new2(char *ptr)
+
+    Creates a new tainted Ruby string from C string.
+
   rb_str_cat(VALUE str, char *ptr, int len)
 
     Appends len bytes data from ptr to the Ruby string.
@@ -266,6 +275,9 @@ in Kernel module, can be defined using:
 
   void rb_define_global_function(char *name, VALUE (*func)(), int argc)
 
+To define alias to the method,
+
+  void rb_define_alias(VALUE module, const char* new, const char* old);
 
 2.1.3 Constant definition
 
-- 
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