Fork channel

Create a new channel as a copy of main.

Rename channel

Rename main to:

Delete channel

Delete main? This cannot be undone.

module.modulemap
module ModCommon1 {
    header "mod_common_1.h"
}

module ModCommon2 {
    header "mod_common_2.h"
}

module ModPCH {
    header "mod_pch.h"
}

module ModTU {
    header "mod_tu.h"
}

module ModTUWithCommon {
    header "mod_tu_with_common.h"
}