portage-ng --merge
>>> Emerging : portage://sci-electronics/xcircuit-3.10.30-r2:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://sci-electronics/ngspice-46
│ └─ file ─┤ 10.02 Mb ngspice-46.tar.gz
│ download portage://sci-electronics/xcircuit-3.10.30-r2
│ └─ file ─┤ 1.54 Mb xcircuit-3.10.30.tgz
└─step 2─┤ install portage://sci-electronics/ngspice-46
│ └─ conf ─┤ USE = "X* openmp readline klu shared -debug -deprecated -doc -examples -fftw -tcl -test"
└─step 3─┤ run portage://sci-electronics/ngspice-46
└─step 4─┤ install portage://sci-electronics/xcircuit-3.10.30-r2
│ └─ conf ─┤ USE = "-tcl"
└─step 5─┤ run portage://sci-electronics/xcircuit-3.10.30-r2
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
11.56 Mb to be downloaded.