valter/dosbox-staging
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Only use the pages in file entry from the exe header to determine size to load

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1837
This commit is contained in:
Sjoerd van der Berg 2004-06-17 17:40:02 +00:00
parent 1d72b82abc
commit 59fffaf3cd
1 changed files with 3 additions and 9 deletions
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12
src/dos/dos_execute.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: dos_execute.cpp,v 1.39 2004-05-04 18:34:08 qbix79 Exp $ */
/* $Id: dos_execute.cpp,v 1.40 2004-06-17 17:40:02 harekiet Exp $ */
#include <string.h>
#include <ctype.h>
@ -252,14 +252,8 @@ bool DOS_Execute(char * name,PhysPt block_pt,Bit8u flags) {
if (len<sizeof(EXE_Header)) iscom=true;
if ((head.signature!=MAGIC1) && (head.signature!=MAGIC2)) iscom=true;
else {
headersize=head.headersize*16;
if (head.extrabytes) {
imagesize = (head.pages-1)*512-headersize;
imagesize += head.extrabytes % 512;
} else
imagesize = head.pages*512-headersize;
// always load st least 512 Bytes (dos cache/dos bug?)
headersize = head.headersize*16;
imagesize = head.pages*512-headersize;
if (imagesize+headersize<512) imagesize = 512-headersize;
}
if (flags!=OVERLAY) {