///////////////////////////////////////////////////////////////////
// We set the MacOS 9 Finder comment using the File Manager API's
// Desktop Database functions.
///////////////////////////////////////////////////////////////////
static OSErr OS9_SetComment (FSSpec *fileSpec, char *comment, bool *unsupported)
{
#if !__LP64__
OSErr err = noErr;
DTPBRec dt;
dt.ioVRefNum = (*fileSpec).vRefNum;
err = PBDTGetPath(&dt);
if (err != noErr) {
*unsupported = true;
return err;
}
//fill in the relevant fields (using parameters)
dt.ioNamePtr = (*fileSpec).name;
dt.ioDirID = (*fileSpec).parID;
dt.ioDTBuffer = comment;
dt.ioDTReqCount = strlen(comment);
if (PBDTSetCommentSync (&dt) != noErr)
return (err);
err = PBDTSetCommentSync(&dt);
if (err != noErr)
return err;
err = PBDTFlushSync (&dt);
#endif
return (noErr);
}
pascal OSErr DTSetComment(short vRefNum,
long dirID,
ConstStr255Param name,
ConstStr255Param comment)
{
DTPBRec pb;
OSErr error;
short dtRefNum;
Boolean newDTDatabase;
error = DTOpen(name, vRefNum, &dtRefNum, &newDTDatabase);
if ( error == noErr )
{
pb.ioDTRefNum = dtRefNum;
pb.ioNamePtr = (StringPtr)name;
pb.ioDirID = dirID;
pb.ioDTBuffer = (Ptr)&comment[1];
/* Truncate the comment to 200 characters just in case */
/* some file system doesn't range check */
if ( comment[0] <= 200 )
{
pb.ioDTReqCount = comment[0];
}
else
{
pb.ioDTReqCount = 200;
}
error = PBDTSetCommentSync(&pb);
}
return (error);
}
boolean setfilecomment (FSSpec *pfs, bigstring bscomment) {
DTPBRec dt;
clearbytes (&dt, longsizeof (dt));
if (!hasdesktopmanager ((*pfs).vRefNum))
return (false);
dt.ioVRefNum = (*pfs).vRefNum;
if (PBDTGetPath (&dt) != noErr)
return (false);
dt.ioNamePtr = (*pfs).name;
dt.ioDirID = (*pfs).parID;
dt.ioDTBuffer = (Ptr) bscomment + 1;
dt.ioDTReqCount = stringlength (bscomment);
if (PBDTSetCommentSync (&dt) != noErr)
return (false);
PBDTFlushSync (&dt);
return (true);
} /*setfilecomment*/
