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| author | Jeremy Allison <jra@samba.org> | 2009-10-17 10:36:33 -0700 |
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| committer | Jeremy Allison <jra@samba.org> | 2009-10-17 10:36:33 -0700 |
| commit | 7c51fa6d699a653cafa90df8e44911b576118ebd (patch) | |
| tree | 543bf9ca698e03eff81104898b33e77f1abed319 /source3/lua-5.1.4/test/sieve.lua | |
| parent | cc3a6770c77ec8fe1cd63bf4c682853c56201f0c (diff) | |
| parent | 3e3214fd91471bca5b6c4d3782e922d252d588fb (diff) | |
| download | samba-7c51fa6d699a653cafa90df8e44911b576118ebd.tar.gz samba-7c51fa6d699a653cafa90df8e44911b576118ebd.tar.bz2 samba-7c51fa6d699a653cafa90df8e44911b576118ebd.zip | |
Merge branch 'master' of ssh://jra@git.samba.org/data/git/samba
Diffstat (limited to 'source3/lua-5.1.4/test/sieve.lua')
| -rw-r--r-- | source3/lua-5.1.4/test/sieve.lua | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/source3/lua-5.1.4/test/sieve.lua b/source3/lua-5.1.4/test/sieve.lua deleted file mode 100644 index 0871bb2125..0000000000 --- a/source3/lua-5.1.4/test/sieve.lua +++ /dev/null @@ -1,29 +0,0 @@ --- the sieve of of Eratosthenes programmed with coroutines --- typical usage: lua -e N=1000 sieve.lua | column - --- generate all the numbers from 2 to n -function gen (n) - return coroutine.wrap(function () - for i=2,n do coroutine.yield(i) end - end) -end - --- filter the numbers generated by `g', removing multiples of `p' -function filter (p, g) - return coroutine.wrap(function () - while 1 do - local n = g() - if n == nil then return end - if math.mod(n, p) ~= 0 then coroutine.yield(n) end - end - end) -end - -N=N or 1000 -- from command line -x = gen(N) -- generate primes up to N -while 1 do - local n = x() -- pick a number until done - if n == nil then break end - print(n) -- must be a prime number - x = filter(n, x) -- now remove its multiples -end |