Re: command output to variables

On Wed, Jan 7, 2009 at 13:35, Jai Sharma <[email protected]> wrote:
> Hi All
>
> I m PHP, Perl programmer , but finally I need C to program in LInux.
> In perl I simply use `` operator to get command output.
>
> $who_output = `who` ;
>
>
> but in C , how can i get the output. Using system function i m easily
> run the command. But how to get its output .
>
> system("who");
use popen("who", "r") and read from the stream into a buffer

Bert
>
> Plz help
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