[Swift-user] Re: [Swift-devel] Problem with iterate

[Michael Wilde]

Tibi, while it may not be the most elegant approach, I think you need to put all statements that set the array statePathFiles *inside* the loop, and conditionally execute the setting of element 0 using an if statement.

- Mike


----- "Tiberiu Stef-Praun" <tiberius at ci.uchicago.edu> wrote:

> Hi Guys
> 
> I have put together this really simple iteration example, which I
> expected to work (and it used to work in the past):
> 
> ==============
> type file;
> 
> app (file initOut) initFunc (string inputString){
> echo inputString stdout=@filename(initOut);
> }
> 
> app (file catOut) catFunc (file catIn){
> cat @filename(catIn) @filename(catOut);
> }
> 
> runLoop(){
> 
> file statePathFiles[]<concurrent_mapper; prefix="statePathName.",
> suffix=".mat">;
> 
> statePathFiles[0]=initFunc("hello");
> 
> iterate it{
> trace(@strcat("Iteration: ",it));
> statePathFiles[it+1]=catFunc(statePathFiles[it]);
> } until (it==0);
> }
> 
> runLoop();
> ================
> 
> However, I get an error like this:
> 
> Running UC Eval
> Could not start execution.
> variable statePathFiles has multiple writers.
> 
> 
> Please suggest solutions for it .
> 
> Thank you
> Tibi
> 
> 
> 
> --
> Tiberiu (Tibi) Stef-Praun, PhD
> Computational Sciences Researcher
> Computation Institute
> 5640 S. Ellis Ave, #405
> University of Chicago
> http://www-unix.mcs.anl.gov/~tiberius/
> 
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