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fix file operations on deleted files

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2679
This commit is contained in:
Sebastian Strohhäcker 2006-08-01 20:57:28 +00:00
parent a56dddbb12
commit 55092736b3
1 changed files with 14 additions and 8 deletions
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22
src/dos/drive_local.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: drive_local.cpp,v 1.69 2006-06-22 13:15:07 qbix79 Exp $ */
/* $Id: drive_local.cpp,v 1.70 2006-08-01 20:57:28 c2woody Exp $ */
#include <stdio.h>
#include <stdlib.h>
@ -154,16 +154,22 @@ bool localDrive::FileUnlink(char * name) {
//File exists and can technically be deleted, nevertheless it failed.
//This means that the file is probably open by some process.
//See if We have it open.
DOS_File* found_file = 0;
bool found_file = false;
for(Bitu i = 0;i < DOS_FILES;i++){
if(Files[i] && Files[i]->IsName(name))
if(!found_file) found_file=Files[i];
else return false;
if(Files[i] && Files[i]->IsName(name)) {
Bitu max = DOS_FILES;
while(Files[i]->IsOpen() && max--) {
Files[i]->Close();
if (Files[i]->RemoveRef()<=0) {
delete Files[i];
Files[i]=0;
break;
}
}
found_file=true;
}
}
if(!found_file) return false;
Bitu max = DOS_FILES;
while(found_file->IsOpen() && max--)
found_file->Close();
if (!unlink(fullname)) {
dirCache.DeleteEntry(newname);
return true;