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dont duplicate console handles

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1303
This commit is contained in:
Ulf Wohlers 2003-10-09 13:47:44 +00:00
parent 9572158abb
commit 4fae68a7b6
1 changed files with 15 additions and 1 deletions
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16
src/dos/dos_files.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: dos_files.cpp,v 1.45 2003-10-04 12:40:28 finsterr Exp $ */
/* $Id: dos_files.cpp,v 1.46 2003-10-09 13:47:44 finsterr Exp $ */
#include <string.h>
#include <stdlib.h>
@ -467,6 +467,13 @@ bool DOS_GetFreeDiskSpace(Bit8u drive,Bit16u * bytes,Bit8u * sectors,Bit16u * cl
}
bool DOS_DuplicateEntry(Bit16u entry,Bit16u * newentry) {
// Dont duplicate console handles
if (entry<=STDPRN) {
*newentry = entry;
return true;
};
Bit8u handle=RealHandle(entry);
if (handle>=DOS_FILES) {
DOS_SetError(DOSERR_INVALID_HANDLE);
@ -488,6 +495,13 @@ bool DOS_DuplicateEntry(Bit16u entry,Bit16u * newentry) {
};
bool DOS_ForceDuplicateEntry(Bit16u entry,Bit16u newentry) {
// Dont duplicate console handles
if (entry<=STDPRN) {
newentry = entry;
return true;
};
Bit8u orig=RealHandle(entry);
if (orig>=DOS_FILES) {
DOS_SetError(DOSERR_INVALID_HANDLE);