From 20904659c3e8911e222a6d86cdddc114e75ca4d7 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 4 Oct 2014 23:33:04 +0000
Subject: gdbm: typed data

* ext/gdbm/gdbm.c (dbm_type): turn into typed data.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@47795 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/gdbm/extconf.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'ext/gdbm/extconf.rb')

diff --git a/ext/gdbm/extconf.rb b/ext/gdbm/extconf.rb
index 5a09492e5e..389bfb633f 100644
--- a/ext/gdbm/extconf.rb
+++ b/ext/gdbm/extconf.rb
@@ -3,5 +3,16 @@ require 'mkmf'
 dir_config("gdbm")
 if have_library("gdbm", "gdbm_open") and
    have_header("gdbm.h")
+  checking_for("sizeof(DBM) is available") {
+    if try_compile(<<SRC)
+#include <gdbm.h>
+
+const int sizeof_DBM = (int)sizeof(DBM);
+SRC
+      $defs << '-DDBM_SIZEOF_DBM=sizeof(DBM)'
+    else
+      $defs << '-DDBM_SIZEOF_DBM=0'
+    end
+  }
   create_makefile("gdbm")
 end
-- 
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