From 718d5e9b6c863e388984e641d36b6e6cbacd99c7 Mon Sep 17 00:00:00 2001
From: Eric Wong <normalperson@yhbt.net>
Date: Sun, 2 Aug 2009 12:30:34 -0700
Subject: unicorn_http: add helpful macros

We'll be needing the UH_OFF_T_MAX define for the chunked
body handling and rb_str_set_len may be needed as well.
---
 ext/unicorn_http/ext_help.h | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'ext/unicorn_http/ext_help.h')

diff --git a/ext/unicorn_http/ext_help.h b/ext/unicorn_http/ext_help.h
index 8220600..8ccb2b9 100644
--- a/ext/unicorn_http/ext_help.h
+++ b/ext/unicorn_http/ext_help.h
@@ -10,4 +10,27 @@
 #define RSTRING_LEN(s) (RSTRING(s)->len)
 #endif
 
+#ifndef SIZEOF_OFF_T
+#  define SIZEOF_OFF_T 4
+#  warning SIZEOF_OFF_T not defined, guessing 4.  Did you run extconf.rb?
+#endif
+
+#if SIZEOF_OFF_T == 4
+#  define UH_OFF_T_MAX 0x7fffffff
+#elif SIZEOF_OFF_T == 8
+#  define UH_OFF_T_MAX 0x7fffffffffffffff
+#else
+#  error off_t size unknown for this platform!
+#endif
+
+#ifndef HAVE_RB_STR_SET_LEN
+/* this is taken from Ruby 1.8.7, 1.8.6 may not have it */
+static void rb_18_str_set_len(VALUE str, long len)
+{
+  RSTRING(str)->len = len;
+  RSTRING(str)->ptr[len] = '\0';
+}
+#  define rb_str_set_len(str,len) rb_18_str_set_len(str,len)
+#endif
+
 #endif
-- 
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