int chdir(const char *path)
{
WDPBRec wdpb;
Str255 mypath;
OSErr error;
strcpy(mypath, path);
c2pstr(mypath);
wdpb.ioNamePtr = mypath;
wdpb.ioVRefNum = 0;
wdpb.ioWDDirID = 0;
error = PBHSetVolSync(&wdpb);
return error == noErr ? 0 : -1;
}
int __cdecl _chdrive (
int drive
)
{
OSErr osErr;
WDPBRec wdPB;
wdPB.ioNamePtr = NULL;
wdPB.ioWDDirID = 0;
wdPB.ioVRefNum = drive;
osErr = PBHSetVolSync(&wdPB);
if (osErr)
{
return -1;
}
return 0;
}
int __cdecl _chdir (
const char *path
)
{
WDPBRec wdPB;
char st[256];
OSErr osErr;
ParamBlockRec parm;
if (!*path)
{
errno = ENOENT;
return -1;
}
strcpy(st, path);
wdPB.ioNamePtr = _c2pstr(st);
wdPB.ioVRefNum = 0;
wdPB.ioWDDirID = 0;
osErr = PBHSetVolSync(&wdPB);
if (osErr) {
/* error occured -- map error code and return */
_dosmaperr(osErr);
return -1;
}
osErr = PBHGetVolSync(&wdPB);
if (osErr) {
/* error occured -- map error code and return */
_dosmaperr(osErr);
return -1;
}
CurDirStore = wdPB.ioWDDirID;
SFSaveDisk = wdPB.ioWDVRefNum;
memset(&parm, 0, sizeof(ParamBlockRec));
osErr = PBSetVolSync(&parm);
return 0;
}