3 ms·
Or we could read http://cr.yp.to/tcpip/twofd.html http://cr.yp.to/tcpip/twofd.html .
by JdeBP 10y ago
Or we could read http://cr.yp.to/tcpip/twofd.html http://cr.yp.to/tcpip/twofd.html .
- dom0 10y agoThe nice thing is that we have applications that give us this. E.g. this is literally how ssh(1) works when used as a transport layer. (You have stdin, stdout, and also stderr). The only issue is some in-band signaling on stderr and error codes when SSH itself has problems.