Re: [boost] Threads

From: David Abrahams (abrahams_at_[hidden])
Date: 2000-08-09 01:28:33

----- Original Message -----
From: "Valentin Bonnard" <Bonnard.V_at_[hidden]>

>
> brick-/tmp $ cat except.cc
> #include <iostream>
> #include <unistd.h>
>
> int main ()
> {
>   try {
>     struct T {
>       ~T () { sleep (2); }
>     } x;
>     std::cout << "Will throw now.\n";
>     throw 0;
>   } catch (int) {
>     std::cout << "Catched !\n";
>   }
> }
> brick-/tmp $ g++ except.cc
>
> What happens in the following case:
>
> brick-/tmp $ ./a.out & ./a.out
> [1] 15688
> Will throw now.
> Will throw now.
> Catched !
> [1]  + done       ./a.out
> Catched !
> brick-/tmp $
>
> Answer: nothing special.
>
> The standard library has to be somewhat MT-compatible to write
> any MT code !

There are no threads in your example; these are processes AFAICT. Processes
occur at a lower level of granularity than programs (which the standard
deals with). Threads occur at a higher level of granularity than programs,
which is why they could easily have impact on the language standard.

-Dave