adding python to USE for sys-devel/gdb does not instal nor compile anything python related. python -c 'import gdb' Traceback (most recent call last): File "<string>", line 1, in <module> ImportError: No module named gdb emerge --info sys-devel/gdb Portage 2.2_rc96 (default/linux/amd64/10.0, gcc-4.4.4, glibc-2.12.1-r1, 2.6.36-rc7-vs2.3.0.36.32-pre3 x86_64) ================================================================= System Settings ================================================================= System uname: Linux-2.6.36-rc7-vs2.3.0.36.32-pre3-x86_64-Intel-R-_Core-TM-2_Quad_CPU_Q8400_@_2.66GHz-with-gentoo-2.0.1 Timestamp of tree: Sat, 16 Oct 2010 01:15:02 +0000 ccache version 2.4 [disabled] app-shells/bash: 4.1_p9 dev-java/java-config: 2.1.11 dev-lang/python: 2.6.6-r1, 3.1.2-r4 dev-util/ccache: 2.4-r8 dev-util/cmake: 2.8.1-r2 sys-apps/baselayout: 2.0.1 sys-apps/openrc: 0.6.3 sys-apps/sandbox: 2.3-r1 sys-devel/autoconf: 2.13, 2.68 sys-devel/automake: 1.7.9-r2, 1.8.5-r4, 1.9.6-r3, 1.10.3, 1.11.1 sys-devel/binutils: 2.20.1-r1 sys-devel/gcc: 4.4.4-r2 sys-devel/gcc-config: 1.4.1 sys-devel/libtool: 2.2.10 sys-devel/make: 3.81-r2 virtual/os-headers: 2.6.35 (sys-kernel/linux-headers) Repositories: gentoo vivovl x11 ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="*" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -march=nocona -pipe -ggdb" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/config /var/lib/hsqldb" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/eselect/postgresql /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5/ext-active/ /etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c" CXXFLAGS="-O2 -march=nocona -pipe -ggdb" DISTDIR="/srv/distfiles" FEATURES="assume-digests binpkg-logs distlocks fixlafiles fixpackages installsources metadata-transfer news noinfo parallel-fetch sandbox sfperms sign splitdebug strict test-fail-continue unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv" GENTOO_MIRRORS="http://mirror.datapipe.net/gentoo http://linux.rz.ruhr-uni-bochum.de/download/gentoo-mirror/ ftp://sunsite.informatik.rwth-aachen.de/pub/Linux/gentoo http://ftp.linux.ee/pub/gentoo/distfiles/ http://ftp.gentoo.skynet.be/pub/gentoo/ http://gentoo.tiscali.nl/gentoo/ http://gentoo.inode.at/" LANG="it_IT.UTF-8" LC_ALL="it_IT.UTF-8" LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,-O1 -Wl,--hash-style=gnu -Wl,--as-needed -Wl,--sort-common -Wl,--build-id" LINGUAS="it" MAKEOPTS="-j2" PKGDIR="/g/packages" PORTAGE_COMPRESS="lzma" PORTAGE_CONFIGROOT="/" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages" PORTAGE_TMPDIR="/srv/tmp" PORTDIR="/srv/portage" PORTDIR_OVERLAY="/g/ovl/tmp /g/ovl/x11" SYNC="rsync://sources.pnpitalia.it/gentoo-portage" USE="3dnow X a52 aac acl akonadi alsa amd64 amr apache2 apm asf automount avahi avi bash-completion berkdb bitmap-fonts browserplugin bzip2 cairo caps captury cdda cddb chm cjk cli compositor consolekit cracklib crypt cups curl cxx dbus decibel dedicated device-mapper djvu dri dvdread emboss encode engines erandom exif exiv2 extrafilters fam fame ffmpeg firefox flac foomaticdb fortran frei0r gallium gdbm geos gif glitz gpm gstreamer gtk2 hal hdf hdf5 hpijs hpn htmlhandbook iconv idn imagemagick imlib iproute2 ipv6 ithreads jack java jingle jpeg jpeg2k justify kde kdehiddenvisibility kdepim kontact latex libg++ libwww lua lzma lzo mad messenger mikmod mjpeg mmx mng modules motif mp3 mpeg mplayer mudflap multilib mysql ncurses nepomuk new-hpcups newxkb nls nptl nptlonly odbc ogdi ogg openexr opengl openmp pam pam_chroot pcre perl plasma plugins png policykit pppd private-headers python qt qt3support qt4 quicktime rdesktop readline reflection reiserfs samba sasl scanner schroedinger screen sdl semantic-desktop server session skey slang social-desktop spell sqlite3 sse sse2 ssl startup-notification svg sysfs system-sqlite taglib tcltk tcpd telepathy theora threads tiff tls truetype truetype-fonts ucs2 udev unicode urandom usb userlocales utempter utils v4l v4l2 vnc vorbis webkit x264 xcb xcomposite xine xinerama xml xorg xv xvid zeroconf zip zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic auth_digest authn_anon authn_dbd authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache dav dav_fs dav_lock dbd deflate dir disk_cache env expires ext_filter file_cache filter headers ident imagemap include info log_config logio mem_cache mime mime_magic negotiation proxy proxy_ajp proxy_balancer proxy_connect proxy_http rewrite setenvif so speling status unique_id userdir usertrack vhost_alias" APACHE2_MPMS="prefork" CAMERAS="ptp2 directory canon" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="keyboard mouse evdev wacom" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="it" PHP_TARGETS="php-5.2" QEMU_SOFTMMU_TARGETS="arm x86_64" QEMU_USER_TARGETS="arm x86_64" RUBY_TARGETS="ruby18" SANE_BACKENDS="hp4200 net ricoh" USERLAND="GNU" VIDEO_CARDS="radeon radeonhd r600 r700" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS ================================================================= Package Settings ================================================================= sys-devel/gdb-7.2 was built with the following: USE="(multilib) nls python -expat -multitarget -test -vanilla" qlist sys-devel/gdb /usr/share/locale/da/LC_MESSAGES/bfd.mo /usr/share/locale/da/LC_MESSAGES/opcodes.mo /usr/share/locale/es/LC_MESSAGES/bfd.mo /usr/share/locale/es/LC_MESSAGES/opcodes.mo /usr/share/locale/fi/LC_MESSAGES/bfd.mo /usr/share/locale/fi/LC_MESSAGES/opcodes.mo /usr/share/locale/fr/LC_MESSAGES/bfd.mo /usr/share/locale/fr/LC_MESSAGES/opcodes.mo /usr/share/locale/id/LC_MESSAGES/bfd.mo /usr/share/locale/id/LC_MESSAGES/opcodes.mo /usr/share/locale/ja/LC_MESSAGES/bfd.mo /usr/share/locale/ro/LC_MESSAGES/bfd.mo /usr/share/locale/ro/LC_MESSAGES/opcodes.mo /usr/share/locale/ru/LC_MESSAGES/bfd.mo /usr/share/locale/rw/LC_MESSAGES/bfd.mo /usr/share/locale/sv/LC_MESSAGES/bfd.mo /usr/share/locale/sv/LC_MESSAGES/opcodes.mo /usr/share/locale/tr/LC_MESSAGES/bfd.mo /usr/share/locale/tr/LC_MESSAGES/opcodes.mo /usr/share/locale/vi/LC_MESSAGES/bfd.mo /usr/share/locale/vi/LC_MESSAGES/opcodes.mo /usr/share/locale/zh_CN/LC_MESSAGES/bfd.mo /usr/share/locale/zh_CN/LC_MESSAGES/opcodes.mo /usr/share/locale/de/LC_MESSAGES/opcodes.mo /usr/share/locale/ga/LC_MESSAGES/opcodes.mo /usr/share/locale/nl/LC_MESSAGES/opcodes.mo /usr/share/locale/pt_BR/LC_MESSAGES/opcodes.mo /usr/share/man/man1/gdbtui.1.lzma /usr/share/man/man1/gdb.1.lzma /usr/share/man/man1/gdbserver.1.lzma /usr/share/gdb/syscalls/gdb-syscalls.dtd /usr/share/gdb/syscalls/ppc-linux.xml /usr/share/gdb/syscalls/ppc64-linux.xml /usr/share/gdb/syscalls/i386-linux.xml /usr/share/gdb/syscalls/amd64-linux.xml /usr/share/gdb/syscalls/sparc-linux.xml /usr/share/gdb/syscalls/sparc64-linux.xml /usr/share/doc/gdb-7.2/gdb/CONTRIBUTE.lzma /usr/share/doc/gdb-7.2/gdb/README.lzma /usr/share/doc/gdb-7.2/gdb/MAINTAINERS.lzma /usr/share/doc/gdb-7.2/gdb/NEWS.lzma /usr/share/doc/gdb-7.2/gdb/ChangeLog.lzma /usr/share/doc/gdb-7.2/gdb/PROBLEMS.lzma /usr/share/doc/gdb-7.2/sim/ChangeLog.lzma /usr/share/doc/gdb-7.2/sim/MAINTAINERS.lzma /usr/share/doc/gdb-7.2/sim/README-HACKING.lzma /usr/share/doc/gdb-7.2/sim/gdbinit.sample.lzma /usr/share/doc/gdb-7.2/README.lzma /usr/bin/gdbtui /usr/bin/gdb /usr/bin/gdbserver /usr/lib/debug/usr/bin/gdbtui.debug [...] /usr/lib/debug/.build-id/7e/a0b96e49f64587144c83886c5ee38e68ca9066 /usr/src/debug/sys-devel/gdb-7.2/gdb-7.2/bfd/hosts/x86-64linux.h [...] /usr/src/debug/sys-devel/gdb-7.2/gdb-7.2/readline/vi_mode.c
It enables the python scripting interface. http://sourceware.org/gdb/current/onlinedocs/gdb/Python.html
please dont cc maintainers yourself
