csound

USE flags

• alsa - Add support for media-libs/alsa-lib (Advanced Linux Sound Architecture)
• beats - Build the beats score frontend
• curl - Add support for client-side URL transfer library
• cxx - Build support for C++ (bindings, extra libraries, code generation, ...)
• debug - Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see https://wiki.gentoo.org/wiki/Project:Quality_Assurance/Backtraces
• doc - Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
• double-precision - Use double-precision floating point for audio samples
• dssi - Build the DSSI opcodes
• examples - Install examples, usually source code
• jack - Add support for the JACK Audio Connection Kit
• java - Add support for Java
• lua - Enable Lua scripting support
• lua_single_target_lua5-1 - Build for Lua 5.1 only
• lua_single_target_luajit - Build for LuaJIT only
• nls - Add Native Language Support (using gettext - GNU locale utilities)
• osc - Enable support for Open Sound Control
• portaudio - Add support for the crossplatform portaudio audio API
• portmidi - Build the PortMIDI I/O module
• pulseaudio - Add sound server support via media-libs/libpulse (may be PulseAudio or PipeWire)
• python_single_target_python3_10 - Build for Python 3.10 only
• python_single_target_python3_11 - Build for Python 3.11 only
• python_single_target_python3_9 - Build for Python 3.9 only
• samples - Install the HRTF datafiles for use with hrtfmove, hrtfmove2, hrtfstat, hrtfearly, and hrtfreverb
• static-libs - Build static versions of dynamic libraries as well
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)
• threads - Add threads support for various packages. Usually pthreads
• utils - Build stand-alone executables for utilities that can also be used via `csound -U`
• vim-syntax - Pulls in related vim syntax scripts