portage-ng --merge
>>> Emerging : portage://x11-misc/xidle-26052015-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://x11-libs/libXScrnSaver-1.2.5
│ └─ file ─┤ 265.12 Kb libXScrnSaver-1.2.5.tar.xz
│ download portage://x11-misc/xidle-26052015-r1
│ └─ file ─┤ 5.76 Kb xidle-26052015.tar.bz2
└─step 2─┤ install portage://x11-libs/libXScrnSaver-1.2.5
│ └─ conf ─┤ USE = "-doc"
└─step 3─┤ run portage://x11-libs/libXScrnSaver-1.2.5
└─step 4─┤ install portage://x11-misc/xidle-26052015-r1
└─step 5─┤ run portage://x11-misc/xidle-26052015-r1
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
270.88 Kb to be downloaded.