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Language RPL/2
(With recursion and multithreading)
| Date: | 08/13/06 |
| Author: | JKB |
| URL: | http://www.systella.fr/~bertrand |
| Comments: | 0 |
| Info: | n/a |
| Score: |  (2.87 in 8 votes) |
#!/usr/local/bin/rpl -sc
/*
* With multithread and recursive function.
* RPL/2 4.00pre8p is required.
* (C) JKB, 12th of august 2006.
*/
BOTTLES
<<
// Child process is started.
100 'RECURSIVE' detach
-> PROC
<<
do PROC recv until end drop2
do
// Parent waits for datas sent by child.
do PROC recv until end
list-> drop dup " on the wall," + disp "." + disp
"Take one down, pass it around," disp
if dup 1 same not then
do PROC recv until end list-> drop
else
1 "No more bottles of beer"
end
" on the wall." + disp drop "" disp
until
1 same
end
// Parent waits for Child's death.
PROC wfproc
>>
>>
RECURSIVE
<<
while
dup
repeat
1 - dup dup ->str
if over 1 > then " bottles " else " bottle " end +
"of beer" + 2 ->list dup
// Child send datas to parent process.
send send
// Recursive function is caught.
RECURSIVE
end
>>
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