portage-ng --merge
>>> Emerging : portage://sci-mathematics/metamath-databases-20220303:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sci-mathematics/metamath-0.198
│ └─ file ─┤ 457.61 Kb metamath-0.198.tar.gz
│ download portage://sci-mathematics/metamath-databases-20220303
│ └─ file ─┤ 19.59 Mb metamath-databases-20220303.tar.gz
└─step 2─┤ install portage://sci-mathematics/metamath-0.198
└─step 3─┤ run portage://sci-mathematics/metamath-0.198
└─step 4─┤ install portage://sci-mathematics/metamath-databases-20220303
│ └─ conf ─┤ USE = "-doc"
└─step 5─┤ run portage://sci-mathematics/metamath-databases-20220303
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
20.03 Mb to be downloaded.