portage-ng --merge
>>> Emerging : portage://media-video/vcdimager-2.0.1-r2:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-libs/libcdio-2.4.0
│ └─ file ─┤ 1.64 Mb libcdio-2.4.0.tar.bz2
│ download portage://media-video/vcdimager-2.0.1-r2
│ └─ file ─┤ 1.06 Mb vcdimager-2.0.1.tar.gz
└─step 2─┤ install portage://dev-libs/libcdio-2.4.0
│ └─ conf ─┤ USE = "cxx -cddb -minimal -static-libs -test"
│ │ SLOT = "0/21"
└─step 3─┤ run portage://dev-libs/libcdio-2.4.0
└─step 4─┤ install portage://media-video/vcdimager-2.0.1-r2
│ └─ conf ─┤ USE = "xml -static-libs"
└─step 5─┤ run portage://media-video/vcdimager-2.0.1-r2
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
2.71 Mb to be downloaded.