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cmonkey · Jun 1, 2013 · e271412 · e271412
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diff --git a/about/index.html b/about/index.html
@@ -161,6 +161,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -177,10 +181,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/atom.xml b/atom.xml
@@ -4,7 +4,7 @@
   <title><![CDATA[]]></title>
   <link href="http://cmonkey.github.com/atom.xml" rel="self"/>
   <link href="http://cmonkey.github.com/"/>
-  <updated>2013-06-01T22:56:34+08:00</updated>
+  <updated>2013-06-01T23:41:18+08:00</updated>
   <id>http://cmonkey.github.com/</id>
   <author>
     <name><![CDATA[cmonkey]]></name>
@@ -13,6 +13,60 @@
   <generator uri="http://octopress.org/">Octopress</generator>
 
 
+  <entry>
+    <title type="html"><![CDATA[Racket on ffi]]></title>
+    <link href="http://cmonkey.github.com/blog/2013/06/01/racket-on-ffi/"/>
+    <updated>2013-06-01T23:28:00+08:00</updated>
+    <id>http://cmonkey.github.com/blog/2013/06/01/racket-on-ffi</id>
+    <content type="html"><![CDATA[<p>link:<a href="http://www.cs.grinnell.edu/~rebelsky/Glimmer/Summer2012/RacketFFI/tutorial.html">The Racke tForeign-Function Interface</a></p>
+
+<pre><code>// mylib1.c
+#include &lt;stdio.h&gt;
+#include &lt;stdlib.h&gt;
+
+
+// Square an integer
+int isquare (int i){
+    return i * i;
+}
+</code></pre>
+
+<p>command 中执行:</p>
+
+<pre><code>gcc --shared -o mylib1.so mylib1.c
+</code></pre>
+
+<p>mylib.rkt</p>
+
+<pre><code>#lang racket
+
+(require ffi/unsafe
+ffi/unsafe/define)
+
+(define-ffi-definer mylib-define (ffi-lib "mylib1"))
+(mylib-define isquare (_fun _int -&gt; _int))
+
+(isquare 5)
+</code></pre>
+
+<p>mylib1.rkt</p>
+
+<pre><code>#lang racket
+(require ffi/unsafe)
+
+(define mylib (ffi-lib "mylib1.so"))
+
+
+(define isquare
+(get-ffi-obj "isquare"
+        mylib 
+        (_fun _int -&gt; _int)))
+
+(isquare 1000)
+</code></pre>
+]]></content>
+  </entry>
+
   <entry>
     <title type="html"><![CDATA[slideshow and ffi]]></title>
     <link href="http://cmonkey.github.com/blog/2013/06/01/slideshow-and-ffi/"/>
@@ -1092,20 +1146,6 @@ $代表一行的结尾处
 
 <!-- more -->
 
-]]></content>
-  </entry>
-
-  <entry>
-    <title type="html"><![CDATA[陈志武：金融危机之下，美国消费方式会改变吗]]></title>
-    <link href="http://cmonkey.github.com/blog/2012/10/22/consumption/"/>
-    <updated>2012-10-22T09:23:00+08:00</updated>
-    <id>http://cmonkey.github.com/blog/2012/10/22/consumption</id>
-    <content type="html"><![CDATA[<p>link: <a href="http://view.news.qq.com/a/20080928/000002.htm">陈志武：金融危机之下，美国消费方式会改变吗</a></p>
-
-<p>你家乡的人好像没有什么基本生存和简单精神空间之外的世界，他们清早起来去为生存而生产，忙碌一天下来，吃过饭，到晚上很早又睡觉，他们自己这一代如此，到了下一代还是重复着如此，生存就是为了能多工作一天，多工作一天就是为了简单地多生存一天，每天这样重复，每代这样重复。</p>
-
-<!-- more -->
-
 ]]></content>
   </entry>
 

diff --git a/blog/2011/07/20/Jekyll/index.html b/blog/2011/07/20/Jekyll/index.html
@@ -205,6 +205,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -221,10 +225,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/07/20/workers-sadness/index.html b/blog/2011/07/20/workers-sadness/index.html
@@ -200,6 +200,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -216,10 +220,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/07/21/solaris-vbox4.10-error/index.html b/blog/2011/07/21/solaris-vbox4.10-error/index.html
@@ -179,6 +179,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -195,10 +199,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/07/23/lucifer-effect/index.html b/blog/2011/07/23/lucifer-effect/index.html
@@ -294,6 +294,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -310,10 +314,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/07/24/ruby-index-pack/index.html b/blog/2011/07/24/ruby-index-pack/index.html
@@ -174,6 +174,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -190,10 +194,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/07/25/onkind-sound/index.html b/blog/2011/07/25/onkind-sound/index.html
@@ -204,6 +204,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -220,10 +224,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/07/31/elegy-723/index.html b/blog/2011/07/31/elegy-723/index.html
@@ -192,6 +192,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -208,10 +212,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/08/01/form-feynman-to-723/index.html b/blog/2011/08/01/form-feynman-to-723/index.html
@@ -234,6 +234,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -250,10 +254,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/08/01/horse/index.html b/blog/2011/08/01/horse/index.html
@@ -180,6 +180,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -196,10 +200,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/08/01/there-is-unspeakable/index.html b/blog/2011/08/01/there-is-unspeakable/index.html
@@ -169,6 +169,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -185,10 +189,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/08/03/lsof/index.html b/blog/2011/08/03/lsof/index.html
@@ -425,6 +425,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -441,10 +445,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/08/03/three-body-series-climax-over-and-over-eternal-life/index.html b/blog/2011/08/03/three-body-series-climax-over-and-over-eternal-life/index.html
@@ -224,6 +224,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -240,10 +244,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>
 

diff --git a/blog/2011/08/05/seven-weapons/index.html b/blog/2011/08/05/seven-weapons/index.html
@@ -180,6 +180,10 @@ <h1>Comments</h1>
   <h1>Recent Posts</h1>
   <ul id="recent_posts">
 
+      <li class="post">
+        <a href="/blog/2013/06/01/racket-on-ffi/">Racket on ffi</a>
+      </li>
+
       <li class="post">
         <a href="/blog/2013/06/01/slideshow-and-ffi/">slideshow and ffi</a>
       </li>
@@ -196,10 +200,6 @@ <h1>Recent Posts</h1>
         <a href="/blog/2013/04/29/call-slash-cc/">call/cc</a>
       </li>
 
-      <li class="post">
-        <a href="/blog/2013/04/29/the-croods/">the croods</a>
-      </li>
-
   </ul>
 </section>