Husky Hunter - Page 90

FILE MANAGER
3.5.3. 18 FUNCTION
CALL NO.
ENTRY
EXIT
REMARKS
3.5.3. 19 FUNCTION
CALL NO.
ENTRY
EXIT
REMARKS
3.5.3.20 FUNCTION
CALL NO.
ENTRY
EXIT
REMARKS
3.5.3.21 FUNCTION
CALL NO.
ENTRY
EXIT
REMARKS
3.5.3.22 FUNCTION
CALL NO.
ENTRY
EXIT
REMARKS
3.5.3.23 FUNCTION
CALL NO.
ENTRY
EXIT
REMARKS
VER.V09F
Search for First
17
DE=FCB address.
A=directory code.
SECTION 3.5
The directory is searched for the first match of
the FCB. A=OFFH if there is no match, and O,
1, 2 or
3 if there is. The filename is returned into the
current DMA buffer. The search function returns
the complete entry from the buffer.
Search for Next
18
None
A=directory code.
Similar to CALL 17, except that the next entry is
looked for. The search function returns the
complete entry from the buffer.
Delete file
19
DE=FCB address.
A=directory code.
Files which match the FCB are deleted. If none
exist A=OFFH is returned.
Read Sequential
20
DE=FCB address.
A=directory code.
The specified file is read, and the sector copied
to the current DMA address. A= 00 for a successful
read.
Write Sequential
21
DE=FCB address.
A=directory code.
The record at the current DMA address is written to
the disk. A=OO to indicate
a successful write.
Make File
22
DE=FCB address.
A=directory code.
The specified file is created. A=0-3
if successful,
or A=OFFH if not.
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