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new include system and a new RealSetVec function that returns the old value of the vector

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2134
This commit is contained in:
Peter Veenstra 2005-03-24 10:05:57 +00:00
parent 4594c5a600
commit b42c189ac6
1 changed files with 12 additions and 4 deletions
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16
include/mem.h
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@ -16,9 +16,12 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#if !defined __MEM_H
#define __MEM_H
#include <dosbox.h>
#ifndef DOSBOX_MEM_H
#define DOSBOX_MEM_H
#ifndef DOSBOX_DOSBOX_H
#include "dosbox.h"
#endif
typedef Bit32u PhysPt;
typedef Bit8u * HostPt;
@ -199,7 +202,12 @@ INLINE RealPt RealMake(Bit16u seg,Bit16u off) {
INLINE void RealSetVec(Bit8u vec,RealPt pt) {
mem_writed(vec<<2,pt);
}
}
INLINE void RealSetVec(Bit8u vec,RealPt pt,RealPt &old) {
old = mem_readd(vec<<2);
mem_writed(vec<<2,pt);
}
INLINE RealPt RealGetVec(Bit8u vec) {
return mem_readd(vec<<2);