view lib/alib/datestr.a @ 2765:0bd16cca86b7

Updated rules.mak for all the os9 format's to format the entire disk. People were having some issues with the disk images not being formatted to their full capacity and preventing some functions from working.
author drencor-xeen
date Thu, 17 Jan 2013 11:03:26 -0600
parents 7d70b7e1cb21
children aaba193af04f
line wrap: on
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*****************************************

* Convert a date to a string. This can be used
* for converting the system time as well as
* modify/create dates from files. The date must
* be 6 bytes -- null pad file dates.


* OTHER MODULES NEEDED: BIN_ASC

* ENTRY: X=binary date
*        Y=buffer for ascii

* EXIT: all registers preserved (except cc)

 nam Get ASCII Date
 ttl Assembler Library Module


 psect DATESTR,0,0,0,0,0

DATESTR:
 pshs d,x,y,u
 leau delims,pcr

loop
 bsr get1 convert a byte
 lda ,u+ get next delimiter
 sta ,y+ add to ascii buffer
 bne loop not end yet
 puls d,x,y,u,pc

get1
 ldb ,x+ get next byte to convert
 clra only doing one byte value
 pshs x save ptr to date packet
 leas -8,s buffer for ascii number
 tfr s,x
 lbsr BIN_DEC convert
 ldd ,x get ascii
 tstb 1byte number?
 bne get2 no
 tfr a,b
 lda #'0 leading "0"

get2
 std ,y++ to buffer
 leas 8,s
 puls x,pc

delims
 fcc '// ::'
 fcb 0

 endsect
t