Hope that no process completes before fileInProgress is set to two!
Race-Conditions...
Am Donnerstag, 14. März 2013 22:05:10 UTC+1 schrieb greelgorke:
>
> var filesInProgress = 0,
> fancyCallback =
> allDone = function(){ // boom}
> files.forEach( function(filename){
> filesInProgress++
> exec('ls '+filename,function(err, stdout, stderr){
> filesInProgress--;
> //do something with it
> if(filesInProgress === 0) allDone();
> })
> })
>
> no timer needed.
>
> in fact only fs has sync versions of its functions and i think it's only
> for loading files at startup, files like configuration.
>
> Am Donnerstag, 14. März 2013 21:32:18 UTC+1 schrieb Sebi:
>>
>> Many functions in NodeJS have a Sync pendant to the non-blocking
>> functions.
>> Why is there no blocking pendant in the child_process module?
>>
>> I've giving up as I tried to iterate over a directory and call for every
>> file
>> child.exec....
>>
>> how should my app now, that every process completed his task?
>> I'm going to run in trouble, because to use a timer to check that seems
>> to be not a powerful resolution.
>>
>> Think there should be a sync pendant in the core child module....
>>
>> Sometimes you're going to the "callback" hell...
>>
>
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