Confirming warning is fixed. Thanks! K.O.

> > Unnamed person who added this clever bit of c++ coding, please fix this compiler warning. Stock g++ on Ubuntu LTS 24.04. Thanks in advance!
> > 
> > /home/olchansk/git/midas/src/system.cxx: In function ‘std::string ss_execs(const char*)’:
> > /home/olchansk/git/midas/src/system.cxx:2256:43: warning: ignoring attributes on template argument ‘int (*)(FILE*)’ [-Wignored-attributes]
> >  2256 |    std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd, "r"), pclose);
> > 
> > K.O.
> 
> Replace the code with:
> 
>    auto pclose_deleter = [](FILE* f) { pclose(f); };
>    auto pipe = std::unique_ptr<FILE, decltype(pclose_deleter)>(
>       popen(cmd, "r"),
>       pclose_deleter
>    );
> 
> 
> Hope this is now warning-free.
> 
> Stefan