gentoo use-flag 全局标识 大全 （官方搬运） 英文 适用funtoo

连接

https://www.gentoo.org/support/use-flags/

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搬运

Global USE flags

Flag
Description

3dfx
Enable support for Voodoo chipsets, also called as 3DFX and TDFX

X
Add support for X11

Xaw3d
Add support for the 3d athena widget set

a52
Enable support for decoding ATSC A/52 streams used in DVD

aac
Enable support for MPEG-4 AAC Audio

aalib
Add support for media-libs/aalib (ASCII-Graphics Library)

accessibility
Add support for accessibility (eg 'at-spi' library)

acl
Add support for Access Control Lists

acpi
Add support for Advanced Configuration and Power Interface

adns
Add support for asynchronous DNS resolution

afs
Add OpenAFS support (distributed file system)

alsa
Add support for media-libs/alsa-lib (Advanced Linux Sound Architecture)

altivec
Add support for optimizations for G4 and G5/ppc970 processors

ao
Use libao audio output library for sound playback

apache2
Add Apache2 support

apm
Add APM (Advanced Power Management) support

aqua
Include support for the Mac OS X Aqua (Carbon/Cocoa) GUI

atm
Enable Asynchronous Transfer Mode protocol support

audiofile
Add support for libaudiofile where applicable

audit
Enable support for Linux audit subsystem using sys-process/audit

avahi
Add avahi/Zeroconf support

ayatana
Build in support for Ayatana notification using the libindicate or libappindicator plugin

bash-completion
Enable bash-completion support

berkdb
Add support for sys-libs/db (Berkeley DB for MySQL)

bidi
Enable bidirectional language support

big-endian
Big-endian toolchain support

bindist
Flag to enable or disable options for prebuilt (GRP) packages (eg. due to licensing issues)

blas
Add support for the virtual/blas numerical library

bluetooth
Enable Bluetooth Support

bootstrap
!!internal use only!! DO NOT SET THIS FLAG YOURSELF!, used during original system bootstrapping [make stage2]

branding
Enable Gentoo specific branding

build
!!internal use only!! DO NOT SET THIS FLAG YOURSELF!, used for creating build images and the first half of bootstrapping [make stage1]

bzip2
Use the bzlib compression library

cairo
Enable support for the cairo graphics library

calendar
Add support for calendars (not using mcal!)

canna
Add support for the Canna kana to kanji conversion engine

caps
Use Linux capabilities library to control privilege

cdb
Add support for the CDB database engine from the author of qmail

cdda
Add Compact Disk Digital Audio (Standard Audio CD) support

cddb
Access cddb servers to retrieve and submit information about compact disks

cdinstall
Copy files from the CD rather than asking the user to copy them, mostly used with games

cdparanoia
Enable cdparanoia (audio CD ripper) support

cdr
Add support for CD writer hardware

cgi
Add CGI script support

cjk
Add support for Multi-byte character languages (Chinese, Japanese, Korean)

clamav
Add support for Clam AntiVirus software (usually with a plugin)

connman
Add support for net-misc/connman

coreaudio
Build the CoreAudio driver on Mac OS X systems

cracklib
Support for cracklib strong password checking

crypt
Add support for encryption -- using mcrypt or gpg where applicable

css
Enable reading of encrypted DVDs

cups
Add support for CUPS (Common Unix Printing System)

curl
Add support for client-side URL transfer library

custom-cflags
Build with user-specified CFLAGS (unsupported)

cvs
Enable CVS (Concurrent Versions System) integration

cxx
Build support for C++ (bindings, extra libraries, code generation, ...)

dbi
Enable dev-db/libdbi (database-independent abstraction layer) support

dbm
Add support for generic DBM databases

dbus
Enable dbus support for anything that needs it (gpsd, gnomemeeting, etc)

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

dedicated
Add support for dedicated game servers (some packages do not provide clients and servers at the same time)

dga
Add DGA (Direct Graphic Access) support for X

directfb
Add support for DirectFB layer (library for FB devices)

djvu
Support DjVu, a PDF-like document format esp. suited for scanned documents

doc
Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally

dri
Enable direct rendering: used for accelerated 3D and some 2D, like DMA

dts
Enable DTS Coherent Acoustics decoder support

dv
Enable support for a codec used by many camcorders

dvb
Add support for DVB (Digital Video Broadcasting)

dvd
Add support for DVDs

dvdr
Add support for DVD writer hardware (e.g. in xcdroast)

eds
Enable support for Evolution-Data-Server (EDS)

elogind
Enable session tracking via sys-auth/elogind

emacs
Add support for GNU Emacs

emboss
Add support for the European Molecular Biology Open Software Suite

encode
Add support for encoding of audio or video files

examples
Install examples, usually source code

exif
Add support for reading EXIF headers from JPEG and TIFF images

expat
Enable the use of dev-libs/expat for XML parsing

fam
Enable FAM (File Alteration Monitor) support

fastcgi
Add support for the FastCGI interface

fbcon
Add framebuffer support for the console, via the kernel

ffmpeg
Enable ffmpeg/libav-based audio/video codec support

fftw
Use FFTW library for computing Fourier transforms

filecaps
Use Linux file capabilities to control privilege rather than set*id (this is orthogonal to USE=caps which uses capabilities at runtime e.g. libcap)

firebird
Add support for the Firebird relational database

flac
Add support for FLAC: Free Lossless Audio Codec

fltk
Add support for the Fast Light Toolkit gui interface

fontconfig
Support for configuring and customizing font access via media-libs/fontconfig

fortran
Add support for fortran

freetds
Add support for the TDS protocol to connect to MSSQL/Sybase databases

freewnn
Add support for FreeWnn kana to kanji conversion engine

ftp
Add FTP (File Transfer Protocol) support

gcj
Enable building with gcj (The GNU Compiler for the Javatm Programming Language)

gd
Add support for media-libs/gd (to generate graphics on the fly)

gdbm
Add support for sys-libs/gdbm (GNU database libraries)

geoip
Add geoip support for country and city lookup based on IPs

geolocation
Enable physical position determination

ggi
Add support for media-libs/libggi (non-X video api/drivers)

gif
Add GIF image support

gimp
Build a plugin for the GIMP

git
Enable git (version control system) support

glut
Build an OpenGL plugin using the GLUT library

gmp
Add support for dev-libs/gmp (GNU MP library)

gnome
Add GNOME support

gnome-keyring
Enable support for storing passwords via gnome-keyring

gnuplot
Enable support for gnuplot (data and function plotting)

gnutls
Prefer net-libs/gnutls as SSL/TLS provider (ineffective with USE=-ssl)

gphoto2
Add digital camera support

gpm
Add support for sys-libs/gpm (Console-based mouse driver)

gps
Add support for Global Positioning System

graphicsmagick
Build and link against GraphicsMagick instead of ImageMagick (might require USE=imagemagick if optional)

graphviz
Add support for the Graphviz library

gsl
Use the GNU scientific library for calculations

gsm
Add support for the gsm lossy speech compression codec

gstreamer
Add support for media-libs/gstreamer (Streaming media)

gtk
Add support for x11-libs/gtk+ (The GIMP Toolkit)

gtk-doc
Build and install gtk-doc based developer documentation for dev-util/devhelp, IDE and offline use

guile
Add support for the guile Scheme interpreter

gzip
Compress files with Lempel-Ziv coding (LZ77)

handbook
Enable handbooks generation for packages by KDE

hardened
Activate default security enhancements for toolchain (gcc, glibc, binutils)

hddtemp
Enable monitoring of hdd temperature (app-admin/hddtemp)

hdf5
Add support for the Hierarchical Data Format v5

headers-only
Install only C headers instead of whole package. Mainly used by sys-devel/crossdev for toolchain bootstrap.

hscolour
Include coloured haskell sources to generated documentation (dev-haskell/hscolour)

ibm
Add support for IBM ppc64 specific systems

iconv
Enable support for the iconv character set conversion library

icq
Enable ICQ IM protocol support

icu
Enable ICU (Internationalization Components for Unicode) support, using dev-libs/icu

idn
Enable support for Internationalized Domain Names

ieee1394
Enable FireWire/iLink IEEE1394 support (dv, camera, ...)

imagemagick
Enable optional support for the ImageMagick or GraphicsMagick image converter

imap
Add support for IMAP (Internet Mail Application Protocol)

imlib
Add support for imlib, an image loading and rendering library

infiniband
Enable Infiniband RDMA transport support

inotify
Enable inotify filesystem monitoring support

introspection
Add support for GObject based introspection

iodbc
Add support for iODBC library

ios
Enable support for Apple's iDevice with iOS operating system (iPad, iPhone, iPod, etc)

ipod
Enable support for iPod device access

ipv6
Add support for IP version 6

jack
Add support for the JACK Audio Connection Kit

java
Add support for Java

javascript
Enable javascript support

jbig
Enable jbig-kit support for tiff, Hylafax, ImageMagick, etc

jemalloc
Use dev-libs/jemalloc for memory management

jingle
Enable voice calls for jabber

jit
Enable just-in-time compilation for improved performance. May prevent use of some PaX memory protection features in Gentoo Hardened.

joystick
Add support for joysticks in all packages

jpeg
Add JPEG image support

jpeg2k
Support for JPEG 2000, a wavelet-based image compression format

kde
Add support for software made by KDE, a free software community

kerberos
Add kerberos support

ladspa
Enable the ability to support ladspa plugins

lame
Prefer using LAME libraries for MP3 encoding support

lapack
Add support for the virtual/lapack numerical library

lash
Add LASH Audio Session Handler support

latex
Add support for LaTeX (typesetting package)

lcms
Add lcms support (color management engine)

ldap
Add LDAP support (Lightweight Directory Access Protocol)

libass
SRT/SSA/ASS (SubRip / SubStation Alpha) subtitle support

libav
Prefer libav over ffmpeg whenever both are supported

libcaca
Add support for colored ASCII-art graphics

libedit
Use the libedit library (replacement for readline)

libffi
Enable support for Foreign Function Interface library

libnotify
Enable desktop notification support

libressl
Use dev-libs/libressl instead of dev-libs/openssl when applicable (see also the ssl useflag)

libsamplerate
Build with support for converting sample rates using libsamplerate

libwww
Add libwww support (General purpose WEB API)

lirc
Add support for lirc (Linux's Infra-Red Remote Control)

livecd
!!internal use only!! DO NOT SET THIS FLAG YOURSELF!, used during livecd building

lm_sensors
Add linux lm_sensors (hardware sensors) support

lua
Enable Lua scripting support

luajit
Use dev-lang/luajit instead of dev-lang/lua (ineffective with USE=-lua)

lzma
Support for LZMA (de)compression algorithm

lzo
Enable support for lzo compression

m17n-lib
Enable m17n-lib support

mad
Add support for mad (high-quality mp3 decoder library and cli frontend)

maildir
Add support for maildir (~/.maildir) style mail spools

matroska
Add support for the matroska container format (extensions .mkv, .mka and .mks)

mbox
Add support for mbox (/var/spool/mail) style mail spools

memcached
Add support for memcached

mhash
Add support for the mhash library

mikmod
Add libmikmod support to allow playing of SoundTracker-style music files

milter
Add sendmail mail filter (milter) support

minimal
Install a very minimal build (disables, for example, plugins, fonts, most drivers, non-critical features)

mmap
Add mmap (memory map) support

mms
Support for Microsoft Media Server (MMS) streams

mng
Add support for libmng (MNG images)

modplug
Add libmodplug support for playing SoundTracker-style music files

modules
Build the kernel modules

mono
Build Mono bindings to support dotnet type stuff

motif
Add support for the Motif toolkit

mp3
Add support for reading mp3 files

mp4
Support for MP4 container format

mpeg
Add libmpeg3 support to various packages

mpi
Add MPI (Message Passing Interface) layer to the apps that support it

mplayer
Enable mplayer support for playback or encoding

msn
Enable MSN Messenger IM protocol support

mssql
Add support for Microsoft SQL Server database

mtp
Enable support for Media Transfer Protocol

multilib
On 64bit systems, if you want to be able to compile 32bit and 64bit binaries

musepack
Enable support for the musepack audio codec

musicbrainz
Lookup audio metadata using MusicBrainz community service (musicbrainz.org)

mysql
Add mySQL Database support

mysqli
Add support for the improved mySQL libraries

nas
Add support for network audio sound

ncurses
Add ncurses support (console display library)

neXt
Enable neXt toolkit

neon
Enable optimization support for ARM NEON processors

netcdf
Enable NetCDF data format support

networkmanager
Enable net-misc/networkmanager support

nis
Support for NIS/YP services

nls
Add Native Language Support (using gettext - GNU locale utilities)

nntp
Add support for newsgroups (Network News Transfer Protocol)

nocd
Install all files required to run the application without a CD mounted

nptl
Enable support for Native POSIX Threads Library, the new threading module (requires linux-2.6 or better usually)

nsplugin
Build plugin for browsers supporting the Netscape plugin architecture (that is almost any modern browser)

ocaml
Add support/bindings for the Ocaml language

ocamlopt
Enable ocamlopt support (ocaml native code compiler) -- Produces faster programs (Warning: you have to disable/enable it at a global scale)

oci8
Add Oracle 8 Database Support

oci8-instant-client
Use dev-db/oracle-instantclient-basic as Oracle provider instead of requiring a full Oracle server install

odbc
Add ODBC Support (Open DataBase Connectivity)

offensive
Enable potentially offensive items in packages

ofx
Enable support for importing (and exporting) OFX (Open Financial eXchange) data files

ogg
Add support for the Ogg container format (commonly used by Vorbis, Theora and flac)

openal
Add support for the Open Audio Library

openexr
Support for the OpenEXR graphics file format

opengl
Add support for OpenGL (3D graphics)

openmp
Build support for the OpenMP (support parallel computing), requires >=sys-devel/gcc-4.2 built with USE="openmp"

opus
Enable Opus audio codec support

oracle
Enable Oracle Database support

orc
Use dev-lang/orc for just-in-time optimization of array operations

osc
Enable support for Open Sound Control

oscar
Enable Oscar (AIM/ICQ) IM protocol support

oss
Add support for OSS (Open Sound System)

pam
Add support for PAM (Pluggable Authentication Modules) - DANGEROUS to arbitrarily flip

pch
Enable precompiled header support for faster compilation at the expense of disk space and memory (>=sys-devel/gcc-3.4 only)

pcmcia
Add support for PCMCIA slots/devices found on laptop computers

pcre
Add support for Perl Compatible Regular Expressions

pda
Add support for portable devices

pdf
Add general support for PDF (Portable Document Format), this replaces the pdflib and cpdflib flags

perl
Add optional support/bindings for the Perl language

php
Include support for the PHP language

pie
Build programs as Position Independent Executables (a security hardening technique)

plasma
Build optional KDE plasma addons

plotutils
Add support for plotutils (library for 2-D vector graphics)

png
Add support for libpng (PNG images)

policykit
Enable PolicyKit authentication support

portaudio
Add support for the crossplatform portaudio audio API

posix
Add support for POSIX-compatible functions

postgres
Add support for the postgresql database

postscript
Enable support for the PostScript language (often with ghostscript-gpl or libspectre)

ppds
Add support for automatically generated ppd (printing driver) files

prefix
Defines if a Gentoo Prefix offset installation is used

prelude
Add support/bindings for the Prelude Intrusion Detection System

profile
Add support for software performance analysis (will likely vary from ebuild to ebuild)

pulseaudio
Add support for PulseAudio sound server

python
Add optional support/bindings for the Python language

qdbm
Add support for the qdbm (Quick Database Manager) library

qmail-spp
Add support for qmail SMTP plugins

qt5
Add support for the Qt 5 application and UI framework

quicktime
Add support for OpenQuickTime

radius
Add support for RADIUS authentication

raw
Add support for raw image formats

rdp
Enables RDP/Remote Desktop support

readline
Enable support for libreadline, a GNU line-editing library that almost everyone wants

recode
Enable support for the GNU recode library

rss
Enable support for RSS feeds

ruby
Add support/bindings for the Ruby language

samba
Add support for SAMBA (Windows File and Printer sharing)

sasl
Add support for the Simple Authentication and Security Layer

savedconfig
Use this to restore your config from /etc/portage/savedconfig ${CATEGORY}/${PN}. Make sure your USE flags allow for appropriate dependencies

scanner
Add support for scanner hardware (e.g. build the sane frontend in kdegraphics)

sctp
Support for Stream Control Transmission Protocol

sdl
Add support for Simple Direct Layer (media library)

seccomp
Enable seccomp (secure computing mode) to perform system call filtering at runtime to increase security of programs

selinux
!!internal use only!! Security Enhanced Linux support, this must be set by the selinux profile or breakage will occur

semantic-desktop
Cross-KDE support for semantic search and information retrieval

session
Add persistent session support

skey
Enable S/Key (Single use password) authentication support

slang
Add support for the slang text display library (it's like ncurses, but different)

slp
Add Service Locator Protocol support

smartcard
Enable smartcard support

smp
Enable support for multiprocessors or multicore systems

sndfile
Add support for libsndfile

snmp
Add support for the Simple Network Management Protocol if available

soap
Add support for SOAP (Simple Object Access Protocol)

sockets
Add support for tcp/ip sockets

socks5
Add support for the socks5 proxy

sound
Enable sound support

source
Zip the sources and install them

sox
Add support for Sound eXchange (SoX)

speex
Add support for the speex audio codec (used for speech)

spell
Add dictionary support

sqlite
Add support for sqlite - embedded sql database

ssl
Add support for SSL/TLS connections (Secure Socket Layer / Transport Layer Security)

startup-notification
Enable application startup event feedback mechanism

static
!!do not set this during bootstrap!! Causes binaries to be statically linked instead of dynamically

static-libs
Build static versions of dynamic libraries as well

subversion
Enable subversion (version control system) support

suid
Enable setuid root program, with potential security risks

svg
Add support for SVG (Scalable Vector Graphics)

svga
Add support for SVGAlib (graphics library)

symlink
Force kernel ebuilds to automatically update the /usr/src/linux symlink

syslog
Enable support for syslog

systemd
Enable use of systemd-specific libraries and features like socket activation or session tracking

szip
Use the szip compression library

taglib
Enable tagging support with taglib

tcl
Add support the Tcl language

tcmalloc
Use the dev-util/google-perftools libraries to replace the malloc() implementation with a possibly faster one

tcpd
Add support for TCP wrappers

test
Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)

theora
Add support for the Theora Video Compression Codec

threads
Add threads support for various packages. Usually pthreads

tidy
Add support for HTML Tidy

tiff
Add support for the TIFF image format

timidity
Build with Timidity++ (MIDI sequencer) support

tk
Add support for Tk GUI toolkit

truetype
Add support for FreeType and/or FreeType2 fonts

uclibc
Enable uclibc specific patches and build or link uclibc

udev
Enable virtual/udev integration (device discovery, power and storage device support, etc)

udisks
Enable storage management support (automounting, volume monitoring, etc)

unicode
Add support for Unicode

unwind
Add support for call stack unwinding and function name resolution

upnp
Enable UPnP port mapping support

upnp-av
Enable UPnP audio/video streaming support

upower
Enable power management support

usb
Add USB support to applications that have optional USB support (e.g. cups)

v4l
Enable support for video4linux (using linux-headers or userspace libv4l libraries)

vaapi
Enable Video Acceleration API for hardware decoding

vala
Enable bindings for dev-lang/vala

vanilla
Do not add extra patches which change default behaviour; DO NOT USE THIS ON A GLOBAL SCALE as the severity of the meaning changes drastically

vcd
Video CD support

vdpau
Enable the Video Decode and Presentation API for Unix acceleration interface

vhosts
Add support for installing web-based applications into a virtual-hosting environment

videos
Install optional video files (used in some games)

vim-syntax
Pulls in related vim syntax scripts

vnc
Enable VNC (remote desktop viewer) support

vorbis
Add support for the OggVorbis audio codec

wavpack
Add support for wavpack audio compression tools

wayland
Enable dev-libs/wayland backend

webkit
Add support for the WebKit HTML rendering/layout engine

webp
Add support for the WebP image format

wifi
Enable wireless network functions

wmf
Add support for the Windows Metafile vector image format

wxwidgets
Add support for wxWidgets/wxGTK GUI toolkit

x264
Enable h264 encoding using x264

xattr
Add support for extended attributes (filesystem-stored metadata)

xcb
Support the X C-language Binding, a replacement for Xlib

xcomposite
Enable support for the Xorg composite extension

xemacs
Add support for XEmacs

xface
Add xface support used to allow a small image of xface format to be included in an email via the header 'X-Face'

xft
Build with support for XFT font renderer (x11-libs/libXft)

xine
Add support for the XINE movie libraries

xinerama
Add support for querying multi-monitor screen geometry through the Xinerama API

xinetd
Add support for the xinetd super-server

xml
Add support for XML files

xmlrpc
Support for xml-rpc library

xmp
Enable support for Extensible Metadata Platform (Adobe XMP)

xmpp
Enable support for Extensible Messaging and Presence Protocol (XMPP) formerly known as Jabber

xosd
Sends display using the X On Screen Display library

xpm
Add support for XPM graphics format

xscreensaver
Add support for XScreenSaver extension

xv
Add in optional support for the Xvideo extension (an X API for video playback)

xvid
Add support for xvid.org's open-source mpeg-4 codec

yahoo
Enable Yahoo Messenger IM protocol support

zeroconf
Support for DNS Service Discovery (DNS-SD)

zip
Enable support for ZIP archives

zlib
Add support for zlib (de)compression

zsh-completion
Enable zsh completion support

zstd
Enable support for ZSTD compression