/*	DESKDIR.C		7/31/89			Jian Ye		*/
/*	Fix the count operation	8/1/89			D.Mui		*/
/* 	Change and fix another bug in the count()	8/2/89	J.Ye	*/
/* 	8/7/89							J.Ye	*/
/* 	Add the check point in the countrec(). When the Depth of path	*/
/* 	reach the 9 level, the system stack will over flow 		*/
/*	Fix at rmfile	8/8/89			D.Mui			*/
/*	Fix count 	8/8/89						*/
/*	Fix the delete() for root dir		8/9/89			*/
/*	Fix at chkfile, close file after opening it	8/15/89	D.Mui	*/
/* 	Fix tow bugs in the chkfile() and chkdir() so that they check	*/
/*		the second name conflict.		8/17/89	J.Ye	*/
/* 	Optimize, simplify, compact this function.	8/27/89 J.Ye	*/
/*	Modify edname					9/6/89	D.Mui	*/
/*	Take out wdesk,hdesk	9/7/89			D.Mui		*/
/* 	simplify the single flopy disk copy		9/11/89	J.Ye	*/
/*	Fix at doact to return error code		9/19/89 D.Mui	*/
/*	Add path checking			9/25/89		D.Mui	*/
/*	Clean up rmstarb() and backdir()	9/26/89		D.Mui	*/
/*	Modify chkdf(), edname()		9/28/89		D.Mui	*/
/*	Check depth of directory at doact	12/19/89	D.Mui	*/
/*	Fixed at wrfile for move file in the same place 2/8/90	D.Mui	*/
/*	Fix bugs at doright and dofiles		3/21/90		D.Mui	*/
/*	Fix at dofiles when there is an abort and make sure to do	*/
/*	redraw	4/18/91					D.Mui		*/
/*	change the move operation at wrfile()	4/19/91	D.Mui		*/
/*	Change at chkdf() to do file checking correctly	4/19/91	D.Mui	*/
/*	Take out specific error checking code	4/19/91	D.Mui		*/
/*	Fix at wrfile for move operation	7/8/91	D.Mui		*/
/*	Fix at chkdf for dir rename operation	7/9/91	D.Mui		*/
/*	Close file before deleting it when the disk is full 8/31/92 Mui	*/

/************************************************************************/
/*	New Desktop for Atari ST/TT Computer				*/
/*	Atari Corp							*/
/*	Copyright 1989,1990 	All Rights Reserved			*/
/************************************************************************/

#include "portab.h"
#include "obdefs.h"
#include "deskdefi.h"
#include "osbind.h"
/*#include "gemdefs.h"*/
#include "deskwin.h"
#include "error.h"
#include "message.h"
#include "deskusa.h"
#include "error.h"
#include "extern.h"
#include "pdesk.h"
#include "pmisc.h"


/* "DMA" buffer structure for Fsfirst() and Fsnext().	*/

typedef struct {
	char	d_glob[12];	/* GEMDOS wildcard string from Fsfirst */
	char	d_mask;		/* Attribute mask from Fsfirst */
	char	d_dirent[4];	/* Offset into directory, MSB first */
	char	d_dirid[4];	/* Pointer to directory structure in GEM mem */
	char	d_fattr;	/* File attributes */
	long	d_tandd;	/* Time and date words */
	long	d_fsize;	/* File size */
	char 	d_fname[14];	/* File name */
} DMABUFFER;

#define OK	1
#define CHECK	-9
#define DTOD	3
#define FILE_LEN 12
#define HOME	'.'

OBJECT 	*cpbox;			/* cp or rm or mv dialog box */

int	srclen, dstlen;		/* the size of source and target buffer */
long	numfiles,numdirs;	/* the number of files and dirs show in the dialog box*/
long	tolsize;		/* the total size of all files in the path */
int	srcbuf, dstbuf;	/* the size of source and target buffer be define */
int	f_level;	/* the current depth of the directory path */
int	f_abort;	/* the flag for the abort button selected */
int	opcode;		/* the operation codes for cp, mv and rm */
int	d_display;	/* display copy box or not		*/

int	rename;
			/* the source and target string pointer */	
char 	*fixsrc;
char	*fixdst;	

char 	filestr[14];	/* the buffer for the file */
int	f_rename;

MLOCAL	WORD	whandle;
MLOCAL int	f_cancel;	/* some one want to cancel	*/



/*	Main entrance of the file operation function
*	s can be from different partitions
*	there is only one destination
*/

WORD
dofiles( BYTE *s, BYTE *d, WORD code, LONG *ndirs, LONG *nfiles, LONG *tsize, 
		 WORD type, WORD multiple, WORD handle)
{
	WORD	ret;  /*trash; */
	BYTE	buffer[2];

	if ( *d == 'c' )
	  return( FALSE );
	
/*	desk_mice( HOURGLASS );	*/
				/* get the dialog box string */
	whandle = handle;
	cpbox = get_tree( CPBOX );

	f_cancel = 0;
	f_level = 0;		/* the current depth of the directory path */
	f_abort = 0;		/* No abortion	*/
	rename	= 0;
	buffer[1] = 0;

	ret = FALSE;

	if ( (opcode = code) == OP_COUNT )
	{
	  numfiles = 0x0L;	/* the number of files show in the dialog box */
	  numdirs = 0x0L;	/* the number of directories */
	  tolsize = 0x0L;	/* the total size of all files in the path */
	}
	else
	{
	  numdirs = *ndirs;
	  numfiles = *nfiles;
	  tolsize = *tsize;
	}

	do
	{
	  if ( *s == 'c' )	/* skip cartridge	*/	
	    goto cc_4;

	  buffer[0] = *s;

	  if ( ( d_display ) && ( code != OP_COUNT ) )
	  {
	    inf_sset( (LONG)cpbox, CSDRIVE, buffer );
	    wind_update( 1 );
	    w_draw_fld( handle, cpbox, CSDRIVE );
	    wind_update( 0 );
	  }
			/* do the counting only	*/
   	  if (code == OP_COUNT)
	  {
	    if ( !(ret = count( s ) ) )
	      goto clnup;		/* error	*/
	  }
	  else			/* do the actual operation	*/
	  {
	    if ( !ch_undo() || f_cancel )	/* check for undo key		*/
	    {	
	       f_abort = 1;
	       goto clnup;
	    }
				/* delete the whole disk	*/
	    if ( ( type == DISK ) && ( code == OP_DELETE ) )
	    {
	      if ( fill_string( buffer, DELDISK ) != 1 )
		goto cc_4;
	    }

	    if ( ( code == OP_COPY ) || ( code == OP_MOVE ) )
	    {
	      if ( ( type == SUBDIR ) || ( type == XDIR ) || ( type == DISK ) ) 	
	      {
		if ( !chk_par( s, d ) )	/* illegal	*/
		{
		  if ( do1_alert( NODIRCOP ) == 2 )
		    goto clnup;		/* abort	*/
		  else
		  {
		    ret = TRUE;
		    goto cc_3;		/* go to next one	*/
		  }
		}
	      }
	    }

	    if (!(ret = getinfo(s, d)))
	      goto clnup;

	    if ( ret == SKIP )
	      continue;

	    if (!(ret = doright(ret)))
	      goto clnup;

	    if ( ret == SKIP )
	      continue;
	  }
cc_3:
	  if ( code != OP_COUNT )
	    x_deselect();
					/* deselect object	*/
	  if ( ( code == OP_DELETE ) || ( code == OP_MOVE ) )	
	    dr[ *s - 'A' ] = 1;

	  if ( ( code == OP_COPY ) || ( code == OP_MOVE ) )
	    dr[ *d - 'A' ] = 1;

cc_4:	  if ( !multiple )		/* do only one device	*/
	    break;

	}while( x_next( &s, &type ) );	

	*ndirs = numdirs;
	*nfiles = numfiles;
	*tsize = tolsize;

clnup:
					/* deselect object	*/
	if ( ( code == OP_DELETE ) || ( code == OP_MOVE ) )	
	{
	  if ( *s != 'c' ) 
	    dr[ *s - 'A' ] = 1;
	}

	if ( ( code == OP_COPY ) || ( code == OP_MOVE ) )
	  dr[ *d - 'A' ] = 1;

/*	desk_mice( ARROW );	*/

	if ( f_abort )
	  return( TRUE );

	return( ret );
}

/* do the rm, cp and mv file job */

WORD
doright( int flag )
{
	REG int 	ret,retmsg;
	char	*temp, buf[14];

	retmsg = TRUE;

	if (opcode == OP_DELETE)
	{
	  temp = fixdst;
	  fixdst = fixsrc;
	}

	if (flag == DTOD)
	{
	  if (!(retmsg=doact()))
	    goto endright;

	  if (opcode != OP_COPY)
	    retmsg = deleted();			/* rm the first folder */
	}
	else					/* file to file */
	{
	  getlastpath(filestr, fixdst);
	  backdir(fixdst);
	  getlastpath(buf, fixdst);
	  strcat(filestr, fixdst);
	  updatname(CPFILE, filestr);
	  updatname(CPDIR, buf);
	  if ( opcode != OP_DELETE )
	    if ((!(retmsg = wrfile(filestr)))||(rename)||(retmsg == SKIP))
	       goto endright;

	  if (opcode != OP_COPY)
	  {
redel:
	     if ( (ret = (WORD)Fdelete(fixsrc)) )	
	     {				/* seek error or drive not ready */
/*		if ( (ret == E_SEEK) || (ret == EDRVNR) )	
	      	{
		  retmsg = FALSE;	  	
		  goto endright;
	      	}
*/
		if ( ( ret = fill_string( fixsrc, CNTDELF ) ) == 2 )
		  goto redel;

		if ( ret == 1 )		/* skip	*/
	          retmsg = SKIP;
		else
		{
		  f_abort = 1;
		  retmsg = FALSE;
		}

		goto endright;		/* error	*/
	      } 
	      else
	      {		
		if (opcode == OP_DELETE)
	      	  updatnum(NUMFILE, --numfiles);	
	      }
	   }

	  if ( retmsg == TRUE )
	  {
/*	    if ( opcode == OP_MOVE )
	      upfdesk( fixsrc, fixdst );
*/	  
	    if ( opcode == OP_DELETE )
	      upfdesk( fixsrc, (BYTE*)0 );	

	  }
	}

endright:
	free(fixsrc);

	if (opcode == OP_DELETE)
	  free(temp);
	else
	  free(fixdst);

	return(retmsg);
}


/* recursively cp or mv or rm files or directoies from a given path */

int
doact( VOID )
{
/*	char 		*saved; */
	DMABUFFER 	*dumb, * saved;
	REG int 	ret, retmsg;
	int		error;

	if ( f_level >= ( COPYMAXDEPTH + 1 ) )
	{
act_1:	  do1_alert( STFO8DEE );
	  return( FALSE );
	}
	/* changed CHAR * to DMABUFFER * in expression below - JTT */
	if ( !( dumb = (DMABUFFER *)malloc( (LONG)sizeof( DMABUFFER ) ) ) )
	  goto act_1; 
	
	f_level++;
	retmsg = TRUE;
	saved = (DMABUFFER *)Fgetdta();
	Fsetdta( dumb );
	strcat(getall, fixsrc);

	if ( !( error = Fsfirst(fixsrc, 0x37) ) )	
	{
	  do
	  {
	    if ( !ch_undo( ) || f_cancel )	/* user want to abort	*/
	    {
	      f_abort = 1;
	      retmsg = FALSE;
	      goto mvend;
	    } 

	    if (dumb->d_fname[0] != HOME)	
	    {
	      if (SUBDIR & dumb->d_fattr)	
	      {
		chkbuf(srclen, srcbuf, &fixsrc);	/* check buf size */
		addfile(fixsrc, dumb->d_fname); /* add a dir into the path */
		strcat(bckslsh, fixsrc);
		if (opcode != OP_DELETE)
		{
		  chkbuf(dstlen, dstbuf, &fixdst);	/* check buf size */
		  strcat(dumb->d_fname, fixdst);
		}
		else
		  goto dorec;

		updatbox(dumb->d_fname);
rechkd1: 						/* update check the dir existing or not */
		switch( chkdf( dumb->d_fname, CPDIR ) ) 
		{
		  case	QUIT:
		  	f_abort = 1;
		  	retmsg = FALSE;
		  	goto mvend;

		  case	SKIP:
		  	backdir(fixsrc);
		  	backdir(fixdst);
		  	updatnum(NUMDIR, --numdirs);
		  	srclen -= FILE_LEN;		/* subtract the add lenth */
		  	dstlen -= FILE_LEN;		/* subtract the add lenth */
		  	retmsg = TRUE;
		  	continue;

		  case 	FALSE:
		  	goto mvend;

		  case 	CHECK:
		 	goto rechkd1;

		  case 	OK:
recrtd:		  	
			if (Dcreate(fixdst))	
		  	{
		  	  if ( write_save )
	      	            goto kk_1;

			  switch( fill_string( fixdst, CNTCRTDR ) )
		  	  {	
			    case 1:			/* skip */
		  	      backdir(fixsrc);
		  	      backdir(fixdst);
		  	      updatnum(NUMDIR, --numdirs);
		  	      srclen -= FILE_LEN;	/* subtract the add lenth */
		  	      dstlen -= FILE_LEN;	/* subtract the add lenth */
		  	      continue;

			    case 2:		/* retry */
		  	      goto recrtd;
		
			    default: 		/* quit */
		  	      f_abort = 1;
		  	      retmsg = FALSE;
		  	      goto mvend;

		  	  }/* switch */
		  	}/* if recrtd */

			break;
		}
kk_1:
		updatnum(NUMDIR, --numdirs);
		strcat(bckslsh, fixdst);
dorec:
		if (!doact())	 /* do the recursion */
		{
		  retmsg = FALSE;
		  goto mvend;
		}

		if (opcode == OP_COPY)
		  goto clndir;

		rmstarb(fixsrc);		/* after call, -> c:\d1\ */

		if (opcode == OP_DELETE)
		{
		  getlastpath(filestr, fixsrc);
		  updatbox(filestr);
		}
remvd:
		if (Ddelete(fixsrc))	
		{ 				/* delete a dir */
		  if ( ( ret = fill_string( fixsrc, CNTDELD ) ) == 2 )
		    goto remvd; 		/* retry */

		  else if (ret == 3)
		  { 				/* abort */
		    f_abort = 1;
		    retmsg = FALSE;
		    goto mvend;
		  }
	 	}
		else				/* No error	*/
		  upfdesk( fixsrc, (BYTE*)0 );

clndir:
		backdir(fixsrc);		/* back one dir */
		srclen -= FILE_LEN;		/* subtract the add lenth */
		if (opcode == OP_DELETE)
		  updatnum(NUMDIR, --numdirs);
		else
		{
		  backdir(fixdst);		/* back one dir */
		  dstlen -= FILE_LEN;		/* subtract the add lenth */
		}
	    } 
	    else 
	    {
		getlastpath(filestr, fixdst);
		updatname(CPDIR, filestr);		/* update the dir */
		updatname( CPFILE, dumb->d_fname ); 	/* update the file */
		chkbuf(srclen, srcbuf, &fixsrc);	/* check buf size */
		addfile(fixsrc, dumb->d_fname);
		if (opcode != OP_DELETE)
		{
		  chkbuf(dstlen, dstbuf, &fixdst);	/* check buf size */
		  addfile(fixdst, dumb->d_fname);
		  rename = 0;
		  if (!(retmsg = wrfile(dumb->d_fname)))
		    goto mvend;

		  if ((rename) || (retmsg == SKIP))
		    goto clnfile;
		}

		if (opcode == OP_COPY)
		  goto clnfile;
remvf:
		if (ret = (WORD)(Fdelete(fixsrc))) 	/* rm the file from source */
		{			/* seek error or drive not ready */
/*		  if ((ret == E_SEEK) || (ret == EDRVNR))
		  {
		    retmsg = FALSE;
		    goto mvend;
		  }
*/					/* retry */
	          if ( ( ret = fill_string( fixsrc, CNTDELF ) ) == 2 )
		    goto remvf;
		  else 
		  if ( ret == 3 )	
		  {			/* abort */
		    f_abort = 1;
		    retmsg = FALSE;
		    goto mvend;
		  }
		}
		else
		  upfdesk( fixsrc, (BYTE*)0 );
clnfile:
		backdir(fixsrc);		/* back one dir */
		srclen -= FILE_LEN;		/* subtract the add lenth */
		if (opcode == OP_DELETE)
		  updatnum(NUMFILE, --numfiles);
		else
		{
		  backdir(fixdst);		/* back one dir */
		  dstlen -= FILE_LEN;		/* subtract the add lenth */
		}
	      }
	    } 
	  } while (!Fsnext());
	}
	else 
	{
	  if ( error != EFILNF )	/* if not file not found */
	    retmsg = FALSE;		/* then return error	 */
	}
	
mvend:
	Fsetdta( saved );
	f_level--;
	free( dumb );	
	return( retmsg );
}


/* 	Set the right drive and call the recursive 
 *	routine to do the counting
*/

WORD
count( char *s )
{
	char	*tmp;
	int	ret;

	tmp = s;
	while ( *tmp++ );

	if (*(tmp-2) == '*')		/* a dir 		*/
	{
	  if ( set_dir( s ) )		/* set the path		*/
	  {
	    ret = countrec();
	    Dsetpath( "\\" );
	    return( ret );		/* recursive count	*/	
	  }
	  else
	    return( FALSE );	
	}
	numfiles++;
	return(TRUE);
}


/* count the file and directory recursivly */

WORD
countrec( VOID )
{
/*	char 		*saved; */
	DMABUFFER 	*dumb, *saved;
	REG int 	retmsg;
	
	dumb = (DMABUFFER *)malloc( (LONG)sizeof(DMABUFFER) );
	if ( !dumb )
	{
	  do1_alert( STFO8DEE );
	  return( FALSE );
	}
	  	
	retmsg = TRUE;
	saved = (DMABUFFER *)Fgetdta();	/* save the current dta	*/
	Fsetdta( dumb );

	if (!Fsfirst(curall, 0x37))	
	{
	  do 	
	  {
	    if (dumb->d_fname[0] != HOME)	
	    {
	      if (SUBDIR & dumb->d_fattr)	
	      {	       				/* setpath to one more down */
		if (Dsetpath(dumb->d_fname))	
		{
		  retmsg = FALSE;
		  goto endrec;
		}

	    	numdirs++;

		if ( ++f_level > COPYMAXDEPTH ) 	
		{
		  do1_alert( STFO8DEE );
		  retmsg = FALSE;
		  goto endrec;
		}

		if (!countrec())	/* to the recursion setpath to one back */
		{
		  retmsg = FALSE;
		  goto endrec;
		}
		f_level--;
		if (Dsetpath(baklvl))	
		{
		  retmsg = FALSE;
		  goto endrec;
		}
	      }
	      else 
	      {
		numfiles++;	/* add up the file count and size	*/
		tolsize += dumb->d_fsize;
	      }
	    } 
          } while (!Fsnext());
	}

endrec:
	Fsetdta( saved );	/* reset the dta	*/
	free( dumb );
	return(retmsg);
}


/* Copy the file from the s to d */

WORD
wrfile( char *fstr )
{
	REG int 	ret, retmsg;
	int 		inhand,outhand;
	int		time[2];
	DMABUFFER 	*mydta, *saved;
	char 		*buffer;
	long 		copysiz, bufsiz, wrsiz, tmpsiz; 
	int 		crted,sttime;
	char		buf[2];

	crted = 0;
	sttime = 1;
	retmsg = TRUE;
	rename = 0;
open:					/* open the source file	*/
	if ( ( inhand = (WORD)Fopen(fixsrc, 0) ) < 0 )		
	{				/* seek error or drive not ready */	
/*	  if ( (inhand == E_SEEK) || (inhand == EDRVNR) )
	    return( FALSE );
*/					/* skip	*/
	  if ( ( ret = fill_string( fixsrc, CNTOPEN ) ) == 1 )
	  {
	    updatnum(NUMFILE, --numfiles);
	    return SKIP;
	  }
	  else if (ret == 2)			/* retry */
		  goto open;
		else 				/* abort */
		  goto ww_3;
	}

	if ( !ch_undo() || f_cancel )		/* user want to stop */
	{
	  Fclose( inhand );
ww_3:	  f_abort = 1;
	  return( FALSE );
	}		  

	saved = (DMABUFFER *)Fgetdta();
	Fsetdta(mydta=(DMABUFFER *)malloc( (long)sizeof(DMABUFFER)));

	if ( Fsfirst( fixsrc, 0x37 ) )	
	{
	   retmsg = SKIP;
	   if ( do1_alert( RDERROR ) == 2 )	/* abort */
	   {
	     f_abort = 1;
	     retmsg = FALSE;
	   }
	   goto y2;
	}

	copysiz = mydta->d_fsize;
	buffer = (char *)malloc( copysiz );
	if ( buffer )
	{
	  bufsiz = copysiz;
	}
	else
	{
	  for (bufsiz = 128*1024L; bufsiz >= 1024L; bufsiz /= 2)
	  {
	    if ((buffer = (char *)malloc( bufsiz )) != 0)
	      break;
	  }
	  if (!buffer)
	    goto y2;
	}
  
	Fdatime( &time, inhand, 0 );	/* read the time and date */

rechkd:
	switch(chkdf(fstr, CPFILE))
	{
	    case CHECK:	
	      goto rechkd;

	    case SKIP:	
	      retmsg = SKIP;	
	      goto y1;

	    case QUIT:	
	      f_abort = 1;
	      retmsg = FALSE;
	      goto y1;

	    case FALSE:	
              retmsg = FALSE;
	      goto y1;
	}


	/* if it is move operation, then try rename first	*/

	if ( opcode == OP_MOVE )
	{			/* if same name and path, don't do it */
	  if ( strcmp( fixsrc, fixdst ) )
	    goto y22;
	
	  Fclose( inhand );

	  if ( Frename(0, fixsrc, fixdst) >= 0 )
   	  {	
	    inhand = (WORD)Fopen( fixdst, 0 );
	    if ( !p_timedate )		/* get the new time and date */
	    {
	      time[0] = Tgettime();
	      time[1] = Tgetdate();
	      Fdatime( &time, inhand, 1 ); 	
	    }
y22:	    
	    rename = 1;
	    goto y1;
	  }
	  else
	    inhand = (WORD)Fopen( fixsrc, 0 );		
	}


	while ( copysiz >= 0 ) 	/* let it passes through for zero file */
	{
	  tmpsiz = (copysiz > bufsiz) ? bufsiz : copysiz;
	  if (Fread(inhand, tmpsiz, buffer) < 0)	
	  {
	    retmsg = SKIP;
	    if ( crted )	
	      Fdelete( fixdst );

	    if (do1_alert( RDERROR ) == 2)	
	    {					/* abort */
	      f_abort = 1;
	      retmsg = FALSE;
	    }
	    goto y1;			/* skip */
	  }




create:
	  if ( sttime )
	  {
	    sttime = 0;

	    if ((outhand = (WORD)Fcreate(fixdst, mydta->d_fattr&7)) < 0)	
	    {
	      if ( ( ret = fill_string( fixdst, CNTCRTFL ) ) == 2 )
		goto create;

	      else if (ret == 3)				/* abort */
	      {
		 f_abort = 1;
		 retmsg = FALSE;
	      }
	      else	
		retmsg = SKIP;

	      goto y1;
	    }

	    crted = 1;
	  }

	  if ((wrsiz = Fwrite(outhand, tmpsiz, buffer)) < 0)	
	  {
	     retmsg = SKIP;
	     Fclose(outhand);
	     Fdelete(fixdst);

	    if (do1_alert( WRERROR ) == 2)	
	    {					/* abort */
	      f_abort = 1;
	      retmsg = FALSE;
	    }

	    goto y1;
	   }
				/* check if there are sufficent memory */
	   if (wrsiz != tmpsiz)		
	   { 			/* not sufficent memory ??*/
	      f_abort = 1;
	      retmsg = FALSE;
	      Fclose(outhand);	
	      Fdelete(fixdst);
	      buf[0] = *fixdst;
	      buf[1] = 0;
	      fill_string( buf, STDISKFU );
	      goto y1;
	   }

	   copysiz -= tmpsiz;
	   if ( !copysiz )
	     break;
	}

	if ( p_timedate )
	  Fdatime( &time, outhand, 1 );	

y0:
	Fclose(outhand);
y1:
	free(buffer);
y2:
	updatnum(NUMFILE, --numfiles);
	Fsetdta(saved);
y3:
	Fclose(inhand);
	free(mydta);

	if ( ( opcode == OP_MOVE ) && ( retmsg == TRUE ) )
	  upfdesk( fixsrc, fixdst );
	
	return(retmsg);
}


/* Copy s and d into fixsrc and fixdst. Also check it is one file
   copy or files and directories copy */

int
getinfo(char *s, char *d)
{
	int 	sdir, ddir;
	int	ret;

	srclen = strlen(s) + 5; 	/* 1 byte for null and 4 byte for \*.* */
	dstlen = strlen(d) + 17; 	/* 1 for null, 4 for \*.* and 13 for folder */
	srcbuf = 500;				/* initialize the buffer */
	dstbuf = 500;

	while (srclen > srcbuf)
	  srcbuf *= 2;

	while (dstlen > dstbuf)
	  dstbuf *= 2;

	fixsrc = (char *)malloc( (long)srcbuf );
	fixdst = (char *)malloc( (long)dstbuf );
	sdir = mystrcp(s, fixsrc);

	if ( opcode == OP_DELETE )	/* do directories or files rm */
	  return( (sdir)? DTOD:OK );
	else			/* do directories or files cp or mv */
	{		
	   getlastpath(filestr,fixsrc);
	   if (((ddir = mystrcp(d, fixdst))) && (sdir))	
	   { 					/* dir to dir */
	     if (*filestr)	
	     {					/* folder cp */
	       chkbuf(dstlen, dstbuf, &fixdst);		/* check buf size */
	       addfile(fixdst, filestr);	/* add the folder to dst */
	       
	       ret = created( filestr );	/* create the 1st folder */
	       if ( ( !ret ) || ( ret == SKIP ) )
	       {
		 free( fixsrc );
		 free( fixdst );
		 return( ret );
	       }
	       strcat(bckslsh, fixdst);
	     }
	     return (DTOD);
	   }
	   if (ddir)
	   {						/* one file to dir */
	     chkbuf(dstlen, dstbuf, &fixdst);		/* check buf size */
	     strcat(filestr, fixdst);
	   }
	   return OK;			
	} 
}


WORD
created( char *dir )
{
	int 	ret;
	char	*ptr;

	updatbox(dir);
rechkd2: 				/* update check the dir existing or not */
	switch( chkdf( dir, CPDIR ) )	
	{
	  case	QUIT:
	  	f_abort = 1;
	  	return(FALSE);	  
	  case	SKIP:
		return(SKIP);
	  case	FALSE:
		return(FALSE);
	  case 	CHECK:
	 	goto 	rechkd2;
	  case	OK:	
repeat:		
	  	if (Dcreate(fixdst))	
	  	{
	  	  if ( write_save )
	  	    goto ll_1;
						/* retry	*/
		  if ( ( ret = fill_string( fixdst, CNTCRTDR ) ) == 2 )
		    goto repeat;
		  else if (ret == 3)		/* abort */
		    { 			
		      f_abort = 1;
		      return(FALSE);
		    }
		}

		if ( opcode == OP_MOVE )
		{				/* fixsrc -> C:\XXX\ */
		  ptr = r_slash( fixsrc );
		  *ptr = 0;
		  upfdesk( fixsrc, fixdst );
		  *ptr = '\\'; 
		}
		
		break;	/* default */
	}
ll_1:			/* update the number of dir */
	updatnum(NUMDIR, --numdirs);
	return(TRUE);
}



WORD
deleted( VOID )
{
	int	ret;
	char	buffer[14];

	rmstarb( fixsrc );		/* remove back slash	*/

	if ( !fixsrc[2] )		/* at the root ?	*/
	  return( TRUE );

	getlastpath( buffer, fixsrc ); 
	updatbox( buffer );	
domore:
	if ( Ddelete(fixsrc) )	
	{				/* retry	*/
	  if ( ( ret = fill_string( fixsrc, CNTDELD ) ) == 2 )
	    goto domore;
	  else 
	    if ( ret == 3 )		/* abort */
	    {	
	      f_abort = 1;
	      return(FALSE);
	    }
	}
	else
	  upfdesk( fixsrc, (BYTE*)0 );

	if ( opcode == OP_DELETE )	
	  updatnum(NUMDIR, --numdirs);

	return(TRUE);
}


/*  this call will copy the string inside the s to 
 * 	the fixs. For example,
 * 	if s0 -> c:\d1\d2\*.* or c:\d1\d2\f, after the call,
 *	s1 -> c:\d1\d2\  or c:\d1\d2\f ; 			*/

WORD
mystrcp( char *s0, char *s1 )
{
	register char *ptr;

	ptr = s0;
	while ((*ptr) && (*ptr != '*'))		
	  *s1++ = *ptr++;

	*s1 = '\0';
	return((*ptr == '*') ? 1 : 0);

}


/* check the size of source buffer */

VOID
chkbuf(int len, int bufsiz, char **src)
{
	char *ptr;

	if ((len + FILE_LEN) > bufsiz)		
	{
	  bufsiz *= 2;
	  ptr = *src;
	  *src = (char *)malloc( (long)bufsiz );
	  strcpy(ptr, *src);
	  free(ptr);
	}
	len += FILE_LEN;
}


/* s -> c:\d1\d2\*.* or c:\d1\d2\, obj -> f; after the call
 * s -> c:\d1\d2\f							*/

VOID
addfile(char *s, char *obj)
{
	register char *ptr;

	ptr = s;

	while (*ptr++);	

	if (*(ptr-2) == '*')	
	  *(ptr-4) = '\0';
	  
	strcat(obj, s);
}


/* src -> c:\d1\d2\*.* or -> c:\d3\d5\, after the call,
 * src -> c:\d1\d2 or -> c:\d3\d5				*/

VOID
rmstarb( register char *src)
{
	while (*src++);		

	if (*(src-2) == '\\')		/* src -> c:\d3\d5\ */	
	  *(src-2) = '\0';
	else 				/* src -> c:\d3\d5\*.*  */
	  *(src-5) = '\0';
}


/* str -> c:\d1\d2\ or c:\d1\d2\*.* or c:\d2\d4 or c:\; after the call,
 * str -> c:\d1\  or c:\d2\ or c:\		*/

VOID
backdir( register char *str)
{
	while (*str++);

	str -= 2;

  	if (*(str-1) == ':')	/* str -> c:\ */
	  return;

	if (*str == '*')		/* c:\d1\d2\*.* */
	  str -= 3;
	while (*--str != '\\'); /* str -> c:\d1\d2 or c:\d1\d2\ */

	*(str + 1) = '\0';
}


/* check the directory or file is exist or not */

int
chkdf( char *str, int flag )
{
	REG int 	ret;
	int	first,change;
	int		ret1;

	first = TRUE;
	change = f_rename;
 
	if ( flag == CPFILE )
	{
	  if ( f_rename )
	    goto cc_3;
	    
	  if ( write_save )	/* overwrite existing file	*/
	    return( OK );

cc_1:	  if ( (ret = (WORD)Fopen(fixdst, 0)) >= 0 )	
	  {			 		/* file exist */
	    Fclose( ret );
cc_3:	    ret = edname( str, CPFILE, change );
	    if ( ret == CHECK ) 
	    {
	      if ( f_rename )		/* do rename	*/
	      {
/*	        first = FALSE;	*/
		change = FALSE;
		goto cc_1;
	      } 	
	    }

	    return( ret );	
	  }
	}
	else
	{
	  if ( f_rename )	/* if rename then show box first	*/
	    goto cc_5;
		    
cc_6:	  Dsetdrv(*fixdst - 'A');

	  if ( !( ret = (WORD)Dsetpath( fixdst + 2 ) ) )	/* direcory exist */
	  {
cc_5:	    ret1 = edname( str, CPDIR, change ); 	/* update name conflict box */
	
	    change = FALSE;
	    
	    if ( ( ret1 == CHECK ) ||  			/* user enter new name	*/
	    	 ( ( ret1 == COPY ) && f_rename && first ) )
	    {
	      first = FALSE;
	      goto cc_6;
	    }	

	    return( ret1 );	
	  }
	}

	/* 0xFFDE: path not found. 0xFFDF: file not found. */

	return (((ret == EFILNF)||(ret == EPTHNF))? OK:FALSE);	
}


int
edname(char *src, int kind, int change)
{
	int 	but;
	REG OBJECT	*obj;

	obj = get_tree( SAMENAME );

	pack(src, 0);
	strcpy(src, (BYTE *)((TEDINFO *)(obj[FNAME].ob_spec))->te_ptext);
	strcpy(src, (BYTE *)((TEDINFO *)(obj[EDFNAME].ob_spec))->te_ptext);
/*	obj[COPY].ob_state = NORMAL;
	obj[SKIP].ob_state = NORMAL;
	obj[QUIT].ob_state = NORMAL;
*/
	((TEDINFO*)(obj[SNAME].ob_spec))->te_ptext = (LONG)get_fstring( ( change ) ? RNAME : NCONFLIC );

/*	desk_mice( ARROW );	*/
/*	fm_draw( SAMENAME, FALSE );	*/

	switch( but = fmdodraw( SAMENAME, 0 ) )
	{
	    case COPY:	
     	      if (!strcmp((BYTE *)((TEDINFO *)(obj[EDFNAME].ob_spec))->te_ptext, src)) 
	      {			/* user edit the new name */
		strcpy( (BYTE *)((TEDINFO *)(obj[EDFNAME].ob_spec))->te_ptext,src);
		strcpy( src, (BYTE *)((TEDINFO *)(cpbox[kind].ob_spec))->te_ptext);
		pack(src,1);
		backdir(fixdst);
		strcat(src, fixdst);
		but = CHECK;
	      }	else {/* check if the source and destination are the same */
		  	if (kind == CPDIR)
		  		rmstarb(fixsrc);
			if (strcmp(fixsrc, fixdst))/* they are the same */
				but = SKIP;
		  	if (kind == CPDIR)
				strcat(bckslsh, fixsrc);
		  }
	      break;
	  	
	    case SKIP:
	    case QUIT:	
	      break;
	  }

/*        desk_mice( HOURGLASS );	*/
	  
	  if ( d_display )
	  {
	    draw_loop( whandle, cpbox, 0, MAX_DEPTH, 0, 0, full.g_w, full.g_h );
/*	    fm_draw( CPBOX, FALSE );	*/
	  }
/*	  else
	    namecon = TRUE;
*/
	  if (but != CHECK)		
	    pack(src, 1);

	  return but;
}

/* pack	 : src -> file    rsc, after the call; src -> file.rsc	*/
/* unpack: buf -> unpack.rsc, after the call, buf -> unpack  rsc.  */

VOID
pack( char *src, int flag )
{
	char temp[14];

	if ( flag ) 	
	  unfmt_str( src, temp );	/* pack */
	else		
	  fmt_str( src, temp );		/* unpack */

	strcpy( temp, src );
}

/* src -> c:\f or c:\d1\f or c:\f\, or c:\f\*.*, after the call,
   buf -> f. But if src ->c:\, then buf -> Null 	*/

VOID
getlastpath(register char *buf, register char *src)
{
	register	char *tmp;

	tmp = src;
 	*buf = '\0';

	while (*tmp++);	

	tmp -= 2;						
	if (*tmp == '*')			/* src -> c:\f\*.* */
		tmp -= 3;				
	if (*(tmp-1) == ':')			/* src -> c:\ */
	  return; /*( OK );*/

  	while (*--tmp != '\\');			/* back one more path */	

	while ((*buf = *++tmp) != '\\')
		if (!*buf++)	return; /*( OK ); */
	*buf = '\0';
}


/* up date the number of file or directory in the dialog box */
VOID
updatnum( int index, int num )
{
	if ( d_display )
	{
	  f_str( cpbox, index, num );
	  if ( wind_update( 0x0101 ) )
	  {
	    if ( w_draw_fld( whandle, cpbox, index ) == WM_CLOSE )
	      f_cancel = TRUE;

	    wind_update(0);
	  }
	}
}

/* up date the file or directory in the dialog box */

VOID
updatname( int index, char *str )
{
	if ( d_display )
	{
	  pack(str,0);
	  strcpy(str, (BYTE *)((TEDINFO *)(cpbox[index].ob_spec))->te_ptext);
	  pack(str,1);
	  if ( wind_update( 0x0101 ) )
	  {
	    if ( w_draw_fld( whandle, cpbox, index ) == WM_CLOSE )
	      f_cancel = TRUE;

	    wind_update(0);	
	  }
	}
}


VOID
updatbox( char *str)
{
	if ( d_display )
	{
	  pack(str,0);
	  strcpy(str, (BYTE *)((TEDINFO *)(cpbox[CPDIR].ob_spec))->te_ptext);
	  pack(str,1);
	  strcpy("_", (BYTE *)((TEDINFO *)(cpbox[CPFILE].ob_spec))->te_ptext);
	  wind_update( 1 );
	  draw_loop( whandle,cpbox,HIDECBOX,MAX_DEPTH,0,0,full.g_w,full.g_h );
	  wind_update( 0 );

	  if ( wait_msg( whandle, cpbox ) == WM_CLOSE )
	    f_cancel = TRUE;
	}
}