Atari ST series - Page 288

Dgetpath
Get Default Directory Path
Dgetpath() Opcode = 71 ($47)
T his fu n ctio n is u se d to find th e d efa ult d ire c to ry on a d riv e, w h ich is
w h ere G E M D O S se arch es first fo r a n am ed file.
C macro format
w o rd d riv en u m ;
c h a r ^bu ffer;
D g etp ath (b u ffe r, d riv en u m );
Machine language format
m o v e.w # d r iv e n u m , — (sp )
m o v e .l b uffer, - (sp )
m o v e.w # 0 , - (sp )
tra p # 1
a d d q .l # 8 ,s p
Inputs
d riv en u m w o rd
b uffer
Results
N o n e
See also
D s e tp a t h ()
lo n g
T h e n u m b er o f th e d riv e (0 -1 5 ) w h o se
d efau lt pa th yo u w a n t to find (0 = d rive
A :, 1 = d riv e B :, an d so fo rth ).
A p o in te r to the b u ffer w h ere th e fu n c
tion re tu rn s th e p ath n am e (allo cate a t
lea st 128 b y tes).
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