Atari ST series Technical Reference Manual page 288

Get Default Directory Path
Dgetpath()
T h is f u n c t i o n is u s e d to f in d t h e d e f a u l t d i r e c t o r y o n a d r i v e , w h i c h is
w h e r e G E M D O S s e a r c h e s f ir s t f o r a n a m e d file .
C macro format
w o r d d r i v e n u m ;
c h a r ^ b u ff e r ;
D g e t p a t h ( b u f f e r , d r i v e n u m ) ;
Machine language format
m o v e . w # d r i v e n u m , — (s p )
m o v e . l b u f f e r , - (s p )
m o v e . w # 0 , - (s p )
t r a p # 1
a d d q .l # 8 , s p
Inputs
d r i v e n u m w o r d
b u f f e r l o n g
Results
N o n e
See also
D s e t p a t h ( )
280
Dgetpath
Opcode = 71 ($47)
T h e n u m b e r o f t h e d r i v e ( 0 - 1 5 ) w h o s e
d e f a u l t p a t h y o u w a n t t o f in d ( 0 =
A : , 1 = d r i v e B :, a n d s o f o r t h ) .
A p o i n t e r to th e b u f f e r w h e r e th e f u n c ­
ti o n r e t u r n s t h e p a t h n a m e ( a l lo c a te a t
le a s t 1 2 8 b y t e s ) .
d r iv e