the compile phase failed for me with: tracker_extract-tracker-main.o: In function `main': tracker-main.c:(.text.startup+0x10c): undefined reference to `media_art_init' tracker-main.c:(.text.startup+0x19f): undefined reference to `media_art_shutdown' tracker-main.c:(.text.startup+0x401): undefined reference to `media_art_shutdown' tracker-main.c:(.text.startup+0x41c): undefined reference to `media_art_init' tracker-main.c:(.text.startup+0x493): undefined reference to `media_art_shutdown' collect2: error: ld returned 1 exit status Makefile:1615: recipe for target 'tracker-extract' failed make[4]: *** [tracker-extract] Error 1 make[4]: Leaving directory '/var/tmp/portage/app-misc/tracker-1.0.5/work/tracker-1.0.5/src/tracker-extract' Makefile:1420: recipe for target 'all' failed make[3]: *** [all] Error 2 make[3]: Leaving directory '/var/tmp/portage/app-misc/tracker-1.0.5/work/tracker-1.0.5/src/tracker-extract' Makefile:563: recipe for target 'all-recursive' failed make[2]: *** [all-recursive] Error 1 make[2]: Leaving directory '/var/tmp/portage/app-misc/tracker-1.0.5/work/tracker-1.0.5/src' Makefile:1133: recipe for target 'all-recursive' failed make[1]: *** [all-recursive] Error 1 make[1]: Leaving directory '/var/tmp/portage/app-misc/tracker-1.0.5/work/tracker-1.0.5' Makefile:858: recipe for target 'all' failed make: *** [all] Error 2
$ emerge -pqv '=app-misc/tracker-1.0.5::gentoo' [ebuild U ] app-misc/tracker-1.0.5 [1.0.4] USE="exif flac gif gstreamer gtk iso jpeg miner-fs mp3 nautilus networkmanager pdf tiff upower vorbis xml -cue (-eds) -ffmpeg -firefox-bookmarks -gsf -iptc -playlist -rss {-test} -thunderbird -upnp-av -xmp -xps" [ebuild U ] gnome-extra/nautilus-tracker-tags-1.0.5 [1.0.4]
$ eix -I libmediaart [I] media-libs/libmediaart Available versions: (1.0) 0.4.0 {M}(~)0.7.0 {gtk +introspection qt4 qt5 test vala} Installed versions: 0.7.0(1.0)(10:18:42 PM 09/23/2014)(gtk introspection -qt4 -qt5 -test -vala) Homepage: https://github.com/GNOME/libmediaart Description: Manages, extracts and handles media art caches
ok, downgrading libmediaart to 0.4.0 solved the problem
*** This bug has been marked as a duplicate of bug 523838 ***