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GETMODE.ASM
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Assembly Source File
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1989-08-02
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2KB
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58 lines
;getmode() - Get the attributes of a specified file
;
;Syntax: int getmode (char *pathname);
;
;pathname = ASCIIZ pathname of file whose attributes are to be returned.
;
;Return value: -1 = file not found
; Otherwise, high byte is zero and low byte holds attributes
;
;Copyright (C) 1989 Brian B. McGuinness
; 15 Kevin Road
; Scotch Plains, NJ 07076
;
;This function is free software; you can redistribute it and/or modify it under
;the terms of the GNU General Public License as published by the Free Software
;Foundation; either version 1, or (at your option) any later version.
;
;This function is distributed in the hope that it will be useful, but WITHOUT
;ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
;FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
;details.
;
;You should have received a copy of the GNU General Public License along with
;this function; if not, write to the Free Software Foundation, Inc., 675 Mass
;Ave, Cambridge, MA 02139, USA.
;
;Version 1.0 July, 1989 MASM 5.1
DOSSEG
.MODEL small,C
.CODE
getmode proc uses ds cx dx, pathname:ptr
;Get pointer to path name in DS:DX.
if @DataSize
lds dx,pathname ;Far pointer
else
mov ax,@data ;Near pointer
mov ds,ax
mov dx,pathname
endif
mov ax,4300H ;DOS "chmod" call.
int 21H
jnc @F
mov ax,-1
jmp short exit
@@: mov ax,cx
xor ah,ah
exit:
ret
getmode endp
end