From: Martin v. Löwis <martin@v.loewis.de>
Date: Sun, 24 Jun 2001 21:28:42 +0000 (+0000)
Subject: Provide a definition for offsetof.
X-Git-Tag: v2.2a3~1433
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a45ecae474e1bf7b5e7699c55888d70daa70b85b;p=thirdparty%2FPython%2Fcpython.git

Provide a definition for offsetof.
---

diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 507e6aa5c1c0..c4c758cc79cc 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -178,6 +178,14 @@ Socket methods:
 #include <netpacket/packet.h>
 #endif
 
+#ifdef HAVE_STDDEF_H
+#include <stddef.h>
+#endif
+
+#ifndef offsetof
+#define offsetof(type, member)	((size_t)(&((type *)0)->member))
+#endif
+
 #ifndef O_NDELAY
 #define O_NDELAY O_NONBLOCK	/* For QNX only? */
 #endif