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intdot.s
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1990-12-10
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722b
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29 lines
( integer output package )
decimal
variable base 10 base ! ( decimal default )
32 constant blank
45 constant minus
48 constant zero
20 constant maxlen
65 10 - constant hexdigit
: type ( ptr,len)
{ 2 args ptr len }
for len ptr inc c@ emit next ;
: i. ( numb)
{ 1 arg numb 4 locals sign ptr len numbase maxlen locbuff string }
numb to sign numb abs to numb base @ to numbase
0 to len addr string maxlen + to ptr ( output pointer)
begin
numb numbase u/mod to numb
dup 10 < if zero else hexdigit then +
ptr dec c! 1 addto len ( store char )
numb 0= until
sign 0< if minus ptr dec c! 1 addto len then
ptr len type blank emit ;