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MOVEFILE.LIB
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1984-12-17
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2KB
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41 lines
{@@@@@@@@@@@ copyright (C) 1984 by Neil J. Rubenking @@@@@@@@@@@@@@@@@@@@@@@@
The purchaser of these procedures and functions may include them in COMPILED
programs freely, but may not sell or give away the source text.
Programs INCLUDEing this file must also INCLUDE
FILENAME.TYP
REGPACK.TYP
The procedure MOVE is the DOS 2.0 RENAME command. It can actually
MOVE a file from one subdirectory to another! The file can be
renamed in the process, and any file in any subdirectory can be
renamed without being moved.
}
{@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@}
procedure MOVEFILE ( VAR OldFullPath :filename_type;
VAR NewFullPath : filename_type;
VAR error_return : byte);
var
regs : regpack;
N : byte;
begin
OldFullPath[length(OldFullPath)+1] := chr(0);
NewFullPath[length(NewFullPath)+1] := chr(0);
with regs do
begin
DS := seg(OldFullPath);
DX := ofs(OldFullPath)+1; {the very first byte is the length}
ES := seg(NewFullPath);
DI := ofs(NewFullPath)+1;
AX := $56 shl 8; { ERRORS are }
INTR($21,regs); { 2 : file not fount }
if Flags and 1 = 1 then { 3 : path not found }
error_return := AX { 5 : access denied }
else { 17 : not same device }
error_return := 0;
end; {with}
end;