From 5f3d0f523328be8197fd3d410a1b3bd3febfcbc2 Mon Sep 17 00:00:00 2001
From: tenderlove <tenderlove@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 1 Nov 2009 01:46:27 +0000
Subject: * test/dl/test_dl2.rb (**) testing malloc and realloc * ext/dl/dl.c
 (**) adding documentation

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25605 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/dl/dl.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'ext/dl/dl.c')

diff --git a/ext/dl/dl.c b/ext/dl/dl.c
index 6bef7bb326..beaed84393 100644
--- a/ext/dl/dl.c
+++ b/ext/dl/dl.c
@@ -16,6 +16,12 @@ rb_dl_dlopen(int argc, VALUE argv[], VALUE self)
     return rb_class_new_instance(argc, argv, rb_cDLHandle);
 }
 
+/*
+ * call-seq: DL.malloc
+ *
+ * Allocate +size+ bytes of memory and return the integer memory address
+ * for the allocated memory.
+ */
 VALUE
 rb_dl_malloc(VALUE self, VALUE size)
 {
@@ -26,6 +32,13 @@ rb_dl_malloc(VALUE self, VALUE size)
     return PTR2NUM(ptr);
 }
 
+/*
+ * call-seq: DL.realloc(addr, size)
+ *
+ * Change the size of the memory allocated at the memory location +addr+ to
+ * +size+ bytes.  Returns the memory address of the reallocated memory, which
+ * may be different than the address passed in.
+ */
 VALUE
 rb_dl_realloc(VALUE self, VALUE addr, VALUE size)
 {
-- 
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