src_install() { dodir /opt touch "${D}/opt/ collision" } With this example, the second install of the package stops. * checking 1 files for package collisions existing file /opt/ collision is not owned by this package Portage 2.1.1 (default-linux/x86/2006.1/desktop, gcc-4.1.1, glibc-2.4-r3, 2.6.18-rc6 i686) ================================================================= System uname: 2.6.18-rc6 i686 AMD Athlon(tm) 2600+ Gentoo Base System version 1.12.4 Last Sync: Sun, 10 Sep 2006 14:30:01 +0000 ccache version 2.4 [enabled] app-admin/eselect-compiler: [Not Present] dev-lang/python: 2.4.3-r3 dev-python/pycrypto: 2.0.1-r5 dev-util/ccache: 2.4-r2 dev-util/confcache: [Not Present] sys-apps/sandbox: 1.2.18.1 sys-devel/autoconf: 2.13, 2.60 sys-devel/automake: 1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2 sys-devel/binutils: 2.17 sys-devel/gcc-config: 1.3.13-r3 sys-devel/libtool: 1.5.22 virtual/os-headers: 2.6.17 ACCEPT_KEYWORDS="x86 ~x86" AUTOCLEAN="yes" CBUILD="i686-pc-linux-gnu" CFLAGS="-O2 -march=athlon-xp -pipe -ggdb" CHOST="i686-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/share/X11/xkb" CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/gconf /etc/init.d /etc/java-config/vms/ /etc/revdep-rebuild /etc/terminfo" CXXFLAGS="-O2 -march=athlon-xp -pipe -ggdb" DISTDIR="/usr/portage/distfiles" FEATURES="autoconfig ccache collision-protect distlocks metadata-transfer parallel-fetch sandbox sfperms splitdebug strict userfetch userpriv usersandbox" GENTOO_MIRRORS="http://gentoo.blueyonder.co.uk http://distfiles.gentoo.org" LANG="C" LC_ALL="C" LDFLAGS="-Wl,-O1" LINGUAS="en_GB en" MAKEOPTS="-j2" PKGDIR="/usr/portage/packages" PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --delete-after --stats --timeout=180 --exclude='/distfiles' --exclude='/local' --exclude='/packages'" PORTAGE_TMPDIR="/var/tmp" PORTDIR="/usr/portage" PORTDIR_OVERLAY="/usr/local/portage" SYNC="rsync://rsync.gentoo.org/gentoo-portage" USE="x86 3dnow X a52 aac acpi alsa avi bash-completion berkdb bitmap-fonts bzip2 cairo cdr cli crypt curl dbus dlloader dvd dvdr dvdread eds elibc_glibc encode esd fam ffmpeg firefox flac gdbm geoip gif gnome gnutls gpm gstreamer gtk hal input_devices_keyboard input_devices_mouse jpeg kernel_linux lcms libg++ libnotify linguas_en linguas_en_GB mad mikmod mmx mng mp3 mpeg ncurses nls nptl nptlonly offensive ogg openal opengl pam pcre pdf pdflib perl png python quicktime readline ruby sdl sndfile spell sse ssl svg symlink tcpd theora tiff timidity truetype truetype-fonts type1-fonts udev unicode userland_GNU video_cards_nvidia vorbis win32codecs wxwindows xml xorg xv xvid zlib" Unset: CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, PORTAGE_RSYNC_EXTRA_OPTS
*** This bug has been marked as a duplicate of 14983 ***