portage-ng --merge
>>> Emerging : portage://dev-cpp/libjson-rpc-cpp-1.4.0-r1:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ download portage://dev-cpp/libjson-rpc-cpp-1.4.0-r1
│ └─ file ─┤ 175.27 Kb libjson-rpc-cpp-1.4.0.tar.gz
│ download portage://dev-libs/argtable-2.13-r4
│ └─ file ─┤ 3.17 Mb argtable2-13.tar.gz
└─step 2─┤ install portage://dev-libs/argtable-2.13-r4
│ └─ conf ─┤ USE = "-debug -doc -examples -static-libs"
└─step 3─┤ run portage://dev-libs/argtable-2.13-r4
└─step 4─┤ install portage://dev-cpp/libjson-rpc-cpp-1.4.0-r1
│ └─ conf ─┤ USE = "http-client http-server stubgen -redis-client -redis-server -test"
│ │ SLOT = "0/1"
└─step 5─┤ run portage://dev-cpp/libjson-rpc-cpp-1.4.0-r1
Total: 6 actions (2 downloads, 2 installs, 2 runs), grouped into 5 steps.
3.34 Mb to be downloaded.