portage-ng --merge
>>> Emerging : portage://sci-physics/yoda-2.1.2:run?{[]}
These are the packages that would be merged, in order:
Calculating dependencies... done!
└─step 1─┤ useflag portage://sci-libs/hdf5-2.2.0 (cxx -threads)
│ useflag portage://sci-physics/yoda-2.1.2 (python_single_target_python3_13)
└─step 2─┤ download portage://dev-cpp/yaml-cpp-0.9.0-r1
│ └─ file ─┤ 1.01 Mb yaml-cpp-0.9.0.tar.gz
│ download portage://sci-libs/hdf5-2.2.0
│ └─ file ─┤ 40.18 Mb hdf5-2.2.0.tar.gz
│ download portage://sci-libs/highfive-3.3.0
│ └─ file ─┤ 216.42 Kb highfive-3.3.0.tar.gz
│ download portage://sci-physics/yoda-2.1.2
│ └─ file ─┤ 998.56 Kb YODA-2.1.2.tar.bz2
└─step 3─┤ install portage://sci-libs/hdf5-2.2.0 (USE modified)
│ └─ conf ─┤ USE = "-threads zlib hl cxx -debug -fortran -mpi -szip -test -unsupported"
│ │ SLOT = "0/320-cmake"
│ install portage://dev-cpp/yaml-cpp-0.9.0-r1
│ └─ conf ─┤ USE = "-test"
│ │ SLOT = "0/0.9"
└─step 4─┤ run portage://sci-libs/hdf5-2.2.0 (USE modified)
│ run portage://dev-cpp/yaml-cpp-0.9.0-r1
└─step 5─┤ install portage://sci-libs/highfive-3.3.0
│ └─ conf ─┤ USE = "-doc -mpi -test"
└─step 6─┤ run portage://sci-libs/highfive-3.3.0
└─step 7─┤ install portage://sci-physics/yoda-2.1.2 (USE modified)
│ └─ conf ─┤ USE = "python* zlib highfive -test"
│ │ PYTHON_SINGLE_TARGET = "-python3_12 python3_13"
│ │ SLOT = "0/2.1.2"
└─step 8─┤ run portage://sci-physics/yoda-2.1.2
Total: 14 actions (2 useflags, 4 downloads, 4 installs, 4 runs), grouped into 8 steps.
42.37 Mb to be downloaded.
>>> Assumptions taken during proving & planning:
USE flag change (2 packages):
Add to /etc/portage/package.use:
sci-libs/hdf5 cxx -threads
sci-physics/yoda python_single_target_python3_13