Re: [pstreams-users] output from stderr unreadable

[Jonathan W. <pst...@ka...>]

On 16 March 2010 19:08, Carsten Rütz wrote:
> Hello,
>
> I've got a problem when executing a command that writes an error message
> to stderr. I simply cannot read the output on stderr:
>
> int main() {
>        redi::ipstream in("ls -T -l", redi::pstreambuf::pstderr);
>
>        string line;
>        cout << "the error lines: " << endl;
>        if(in.is_open()) {
>                while(getline(in, line))

Hi,
sorry for taking so long to reply.

you need to call in.err() so that the stderr stream is active.
Otherwise you are reading the stdout output.

Regards,

Jonathan