bool DOS_RemoveDir(char const * const dir) {
/* We need to do the test before the removal as can not rely on
* the host to forbid removal of the current directory.
* We never change directory. Everything happens in the drives.
*/
Bit8u drive;char fulldir[DOS_PATHLENGTH];
if (!DOS_MakeName(dir,fulldir,&drive)) return false;
/* Check if exists */
if(!Drives[drive]->TestDir(fulldir)) {
DOS_SetError(DOSERR_PATH_NOT_FOUND);
return false;
}
/* See if it's current directory */
char currdir[DOS_PATHLENGTH]= { 0 };
DOS_GetCurrentDir(drive + 1 ,currdir);
if(strcmp(currdir,fulldir) == 0) {
DOS_SetError(DOSERR_REMOVE_CURRENT_DIRECTORY);
return false;
}
if(Drives[drive]->RemoveDir(fulldir)) return true;
/* Failed. We know it exists and it's not the current dir */
/* Assume non empty */
DOS_SetError(DOSERR_ACCESS_DENIED);
return false;
}
void DOS_Shell::ShowPrompt(void) {
Bit8u drive=DOS_GetDefaultDrive()+'A';
char dir[DOS_PATHLENGTH];
dir[0] = 0; //DOS_GetCurrentDir doesn't always return something. (if drive is messed up)
DOS_GetCurrentDir(0,dir);
WriteOut("%c:\\%s>",drive,dir);
}