From: Guillem Jover <guillem@hadrons.org>
Date: Fri, 31 Oct 2014 23:20:23 +0000 (+0100)
Subject: Add __DECONST, __DEVOLATILE and __DEQUALIFY macros to sys/cdefs.h
X-Git-Tag: 0.8.0~36
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0e4e3ab2698a29a329beb5b85b9da5d425e296a6;p=thirdparty%2Flibbsd.git

Add __DECONST, __DEVOLATILE and __DEQUALIFY macros to sys/cdefs.h

Import from FreeBSD.
---

diff --git a/include/bsd/sys/cdefs.h b/include/bsd/sys/cdefs.h
index c08d68d..c1567be 100644
--- a/include/bsd/sys/cdefs.h
+++ b/include/bsd/sys/cdefs.h
@@ -138,4 +138,16 @@
 # define __COPYRIGHT(x)
 #endif
 
+#ifndef __DECONST
+#define __DECONST(type, var)	((type)(__uintptr_t)(const void *)(var))
+#endif
+
+#ifndef __DEVOLATILE
+#define __DEVOLATILE(type, var)	((type)(__uintptr_t)(volatile void *)(var))
+#endif
+
+#ifndef __DEQUALIFY
+#define __DEQUALIFY(type, var)	((type)(__uintptr_t)(const volatile void *)(var))
+#endif
+
 #endif