Steve,
Thanks for the report. I will look into it and get back to you in few
days, hopefully with a fix.
--Jafar
On Mon, Jun 24, 2013 at 1:24 PM, Steve Wampler <swamp...@noao.edu> wrote:
>
> I've got the following simple program to solve a RosettaCode task
> [Floyd's Triangle]:
>
> ---------------------------------
> procedure main(a)
> n := integer(a[1]) | 5
> w := *string((n*(n+1))/2)+1
> c := create seq()
> every i := 1 to n do {
> every writes(right(|@c\i,w))
> write()
> }
> end
> ---------------------------------
> When compiled with SVN head, the program runs and produces the correct
> output, right up to the end of the execution of main():
>
> --------------------------------
> unicon ft.icn
> Parsing ft.icn: .
> /opt/unicon/bin/icont -c -O ft.icn /tmp/uni18000727
> Translating:
> ft.icn:
> main
> No errors
> /opt/unicon/bin/icont ft.u
> Linking:
> You have new mail.
> ->ft
> 1
> 2 3
> 4 5 6
> 7 8 9 10
> 11 12 13 14 15
> System error at line 4 in ft.icn
> The current thread already owns the mutex.
> System error at line 4 in ft.icn
> The current thread already owns the mutex.
> ->ft
> 1
> 2 3
> 4 5 6
> 7 8 9 10
> 11 12 13 14 15
> System error at line 4 in ft.icn
> The current thread already owns the mutex.
> ->
> --------------------------------
>
> Note that the error messages appears twice on one run, and once
> on the other. If I stick a return at the end of main, or if I
> stick an exit(0) at the end - the result is the same.
>
> I don't see any reason for the execution at that point to be
> inside the co-expression definition.
>
> Is this expected behavior now - or is this a problem with the
> interaction of concurrency and co-expressions in the implementation?
>
> Thanks!
> Steve
> --
> Steve Wampler -- swamp...@noao.edu
> The gods that smiled on your birth are now laughing out loud.
>
>
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