sci-electronics/ngspice
The Next Generation Spice (Electronic Circuit Simulator)
USE Flags
X
Global: Adds support for X11
debug
Global: Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see http://www.gentoo.org/proj/en/qa/backtraces.xml
deprecated
Global: Installs wrapper scripts for all the previous executable names that will soon be going away. Enabled by default in 0.17.0, optional in 0.18.0, removed in next major release.
doc
Global: Adds extra documentation (API, Javadoc, etc)
examples
Global: Install examples, usually source code
fftw
Global: Use FFTW library for computing Fourier transforms
openmp
Global: Build support for the OpenMP (support parallel computing), requires >=sys-devel/gcc-4.2 built with USE="openmp"
+readline
* This flag is undocumented *
+shared
* This flag is undocumented *
tcl
Global: Adds support the Tcl language
test
Global: Workaround to pull in packages needed to run with FEATURES=test. Portage-2.1.2 handles this internally, so don't set it in make.conf/package.use anymore