# emerge -pv libnotify libmatenotify

These are the packages that would be merged, in order:

Calculating dependencies... done!
[ebuild   R    ] x11-libs/libnotify-0.7.5  USE="introspection (symlink) -doc {-test}" 0 kB
[ebuild   R    ] x11-libs/libmatenotify-1.4.1::mate-overlay  USE="symlink -doc {-test}" 0 kB

Total: 2 packages (2 reinstalls), Size of downloads: 0 kB

quickpkg --include-config=y x11-libs/libmatenotify
emerge -C  x11-libs/libmatenotify
emerge -1 x11-libs/libnotify

emerge -puDNv --with-bdeps=y world 

revdep-rebuild

mv /usr/bin/notify-send /usr/bin/notify-send.bak

[ebuild  N     ] x11-libs/libnotify-0.7.5  USE="introspection (symlink) -doc {-test}" 0 kB

Total: 1 package (1 new), Size of downloads: 0 kB

Would you like to merge these packages? [Yes/No] 

>>> Verifying ebuild manifests

>>> Emerging (1 of 1) x11-libs/libnotify-0.7.5
 * libnotify-0.7.5.tar.xz SHA256 SHA512 WHIRLPOOL size ;-) ...                                                                [ ok ]
 * introspection-20110205.m4.tar.bz2 SHA256 SHA512 WHIRLPOOL size ;-) ...                                                     [ ok ]
>>> Unpacking source...
>>> Unpacking libnotify-0.7.5.tar.xz to /var/tmp/portage/x11-libs/libnotify-0.7.5/work
>>> Unpacking introspection-20110205.m4.tar.bz2 to /var/tmp/portage/x11-libs/libnotify-0.7.5/work
>>> Source unpacked in /var/tmp/portage/x11-libs/libnotify-0.7.5/work
>>> Preparing source in /var/tmp/portage/x11-libs/libnotify-0.7.5/work/libnotify-0.7.5 ...
 * Running eautoreconf in '/var/tmp/portage/x11-libs/libnotify-0.7.5/work/libnotify-0.7.5' ...
 * Running gtkdocize --copy ...                                                                                               [ ok ]
 * Running libtoolize --install --copy --force --automake ...                                                                 [ ok ]
 * Running aclocal -I m4 ...                                                                                                  [ ok ]
 * Running autoconf ...                                                                                                       [ ok ]
 * Running autoheader ...                                                                                                     [ ok ]
 * Running automake --add-missing --copy ...                                                                                  [ ok ]
 * Running elibtoolize in: libnotify-0.7.5/build-aux/
 *   Applying portage/1.2.0 patch ...
 *   Applying sed/1.5.6 patch ...
 *   Applying as-needed/2.4.2 patch ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/x11-libs/libnotify-0.7.5/work/libnotify-0.7.5 ...
 * econf: updating libnotify-0.7.5/build-aux/config.guess with /usr/share/gnuconfig/config.guess
 * econf: updating libnotify-0.7.5/build-aux/config.sub with /usr/share/gnuconfig/config.sub
./configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --libdir=/usr/lib64 --disable-dependency-tracking --disable-static --enable-introspection
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking for x86_64-pc-linux-gnu-gcc... gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ISO C89... none needed
checking for style of include used by make... GNU
checking dependency style of gcc... none
checking how to run the C preprocessor... gcc -E
checking whether make sets $(MAKE)... (cached) yes
checking whether ln -s works... yes
checking for an ANSI C-conforming const... yes
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for size_t... yes
checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking how to print strings... printf
checking for a sed that does not truncate output... /bin/sed
checking for fgrep... /bin/grep -F
checking for ld used by gcc... /usr/x86_64-pc-linux-gnu/bin/ld
checking if the linker (/usr/x86_64-pc-linux-gnu/bin/ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B
checking the name lister (/usr/bin/nm -B) interface... BSD nm
checking the maximum length of command line arguments... 1572864
checking whether the shell understands some XSI constructs... yes
checking whether the shell understands "+="... yes
checking how to convert x86_64-pc-linux-gnu file names to x86_64-pc-linux-gnu format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
checking for /usr/x86_64-pc-linux-gnu/bin/ld option to reload object files... -r
checking for x86_64-pc-linux-gnu-objdump... x86_64-pc-linux-gnu-objdump
checking how to recognize dependent libraries... pass_all
checking for x86_64-pc-linux-gnu-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for x86_64-pc-linux-gnu-ar... x86_64-pc-linux-gnu-ar
checking for archiver @FILE support... @
checking for x86_64-pc-linux-gnu-strip... x86_64-pc-linux-gnu-strip
checking for x86_64-pc-linux-gnu-ranlib... x86_64-pc-linux-gnu-ranlib
checking command to parse /usr/bin/nm -B output from gcc object... ok
checking for sysroot... no
checking for x86_64-pc-linux-gnu-mt... no
checking for mt... no
checking if : is a manifest tool... no
checking for dlfcn.h... yes
checking for objdir... .libs
checking if gcc supports -fno-rtti -fno-exceptions... no
checking for gcc option to produce PIC... -fPIC -DPIC
checking if gcc PIC flag -fPIC -DPIC works... yes
checking if gcc static flag -static works... yes
checking if gcc supports -c -o file.o... yes
checking if gcc supports -c -o file.o... (cached) yes
checking whether the gcc linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
checking whether -lc should be explicitly linked in... no
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... no
checking for x86_64-pc-linux-gnu-pkg-config... no
checking for pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
checking for PACKAGE... yes
checking for gobject-introspection... yes
checking for gtkdoc-check... /usr/bin/gtkdoc-check
checking for gtkdoc-rebase... /usr/bin/gtkdoc-rebase
checking for gtkdoc-mkpdf... /usr/bin/gtkdoc-mkpdf
checking whether to build gtk-doc documentation... no
checking for xmlto... no
checking whether to build DocBook documentation... yes
checking for more warnings... no
checking that generated files are newer than configure... done
configure: creating ./config.status
config.status: creating Makefile
config.status: creating docs/Makefile
config.status: creating docs/reference/Makefile
config.status: creating libnotify.pc
config.status: creating libnotify/Makefile
config.status: creating libnotify/notify-features.h
config.status: creating tests/Makefile
config.status: creating tools/Makefile
config.status: creating config.h
config.status: executing depfiles commands
config.status: executing libtool commands

                    libnotify 0.7.5
                    ========================

    prefix:                   /usr
    exec_prefix:              ${prefix}
        bindir:                   ${exec_prefix}/bin
        datadir:                  /usr/share
    source code location:      .
    cflags:                  -march=native -mtune=native -O2 -pipe -g0 -Wno-all -fomit-frame-pointer

        Build docs:               no


>>> Source configured.
>>> Compiling source in /var/tmp/portage/x11-libs/libnotify-0.7.5/work/libnotify-0.7.5 ...
make -j5 -l5 -s 
config.status: creating config.h
config.status: config.h is unchanged
Making all in libnotify
  GEN      s-enum-types-h
  GEN      s-enum-types-c
  CC       notify.lo
  CC       notification.lo
  CC       notify-marshal.lo
  CC       notify-enum-types.lo
  CCLD     libnotify.la
  GISCAN Notify-0.7.gir
  GICOMP Notify-0.7.gir
Making all in docs
Making all in reference
Making all in tools
  CC       notify-send.o
  CCLD     notify-send
Making all in tests
>>> Source compiled.
>>> Test phase [not enabled]: x11-libs/libnotify-0.7.5

>>> Install libnotify-0.7.5 into /var/tmp/portage/x11-libs/libnotify-0.7.5/image/ category x11-libs
make -j5 -l5 -s DESTDIR=/var/tmp/portage/x11-libs/libnotify-0.7.5/image/ install 
Making install in libnotify
 /bin/mkdir -p '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64'
 /bin/mkdir -p '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/share/gir-1.0'
 /bin/mkdir -p '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/include/libnotify'
 /bin/sh ../libtool   --mode=install /usr/bin/install -c   libnotify.la '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64'
 /bin/mkdir -p '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64/girepository-1.0'
 /usr/bin/install -c -m 644 notify.h notify-features.h notification.h notify-enum-types.h '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/include/libnotify'
 /usr/bin/install -c -m 644 Notify-0.7.gir '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/share/gir-1.0'
 /usr/bin/install -c -m 644 Notify-0.7.typelib '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64/girepository-1.0'
libtool: install: /usr/bin/install -c .libs/libnotify.so.4.0.0 /var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64/libnotify.so.4.0.0
libtool: install: (cd /var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64 && { ln -s -f libnotify.so.4.0.0 libnotify.so.4 || { rm -f libnotify.so.4 && ln -s libnotify.so.4.0.0 libnotify.so.4; }; })
libtool: install: (cd /var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64 && { ln -s -f libnotify.so.4.0.0 libnotify.so || { rm -f libnotify.so && ln -s libnotify.so.4.0.0 libnotify.so; }; })
libtool: install: /usr/bin/install -c .libs/libnotify.lai /var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64/libnotify.la
libtool: install: warning: remember to run `libtool --finish /usr/lib64'
Making install in docs
Making install in reference
 /usr/bin/install -c -m 644 ./html/annotation-glossary.html
 /usr/bin/install -c -m 644 ./html/api-index-deprecated.html
 /usr/bin/install -c -m 644 ./html/api-index-full.html
 /usr/bin/install -c -m 644 ./html/ch01.html
 /usr/bin/install -c -m 644 ./html/home.png
 /usr/bin/install -c -m 644 ./html/index.html
 /usr/bin/install -c -m 644 ./html/index.sgml
 /usr/bin/install -c -m 644 ./html/left.png
 /usr/bin/install -c -m 644 ./html/libnotify.devhelp2
 /usr/bin/install -c -m 644 ./html/libnotify-notify.html
 /usr/bin/install -c -m 644 ./html/NotifyNotification.html
 /usr/bin/install -c -m 644 ./html/right.png
 /usr/bin/install -c -m 644 ./html/style.css
 /usr/bin/install -c -m 644 ./html/up.png
http://library.gnome.org/devel/gdk-pixbuf/unstable/ -> /usr/share/gtk-doc/html/gdk-pixbuf/ (6)
http://library.gnome.org/devel/glib/unstable/ -> /usr/share/gtk-doc/html/glib/ (77)
http://library.gnome.org/devel/gobject/unstable/ -> /usr/share/gtk-doc/html/gobject/ (4)
Making install in tools
 /bin/mkdir -p '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/bin'
  /bin/sh ../libtool   --mode=install /usr/bin/install -c notify-send '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/bin'
libtool: install: warning: `../libnotify/libnotify.la' has not been installed in `/usr/lib64'
libtool: install: /usr/bin/install -c .libs/notify-send /var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/bin/notify-send
Making install in tests
 /bin/mkdir -p '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64/pkgconfig'
 /usr/bin/install -c -m 644 libnotify.pc '/var/tmp/portage/x11-libs/libnotify-0.7.5/image//usr/lib64/pkgconfig'
«/var/tmp/portage/x11-libs/libnotify-0.7.5/image/usr/bin/notify-send» -> «/var/tmp/portage/x11-libs/libnotify-0.7.5/image/usr/bin/libnotify-notify-send»
>>> Completed installing libnotify-0.7.5 into /var/tmp/portage/x11-libs/libnotify-0.7.5/image/

strip: x86_64-pc-linux-gnu-strip --strip-unneeded -R .comment -R .GCC.command.line
   usr/bin/libnotify-notify-send
   usr/lib64/libnotify.so.4.0.0
ecompressdir: bzip2 -9 /usr/share/doc

>>> Installing (1 of 1) x11-libs/libnotify-0.7.5
 * checking 29 files for package collisions
 * This package will overwrite one or more files that may belong to other
 * packages (see list below). You can use a command such as `portageq
 * owners / <filename>` to identify the installed package that owns a
 * file. If portageq reports that only one package owns a file then do
 * NOT file a bug report. A bug report is only useful if it identifies at
 * least two or more packages that are known to install the same file(s).
 * If a collision occurs and you can not explain where the file came from
 * then you should simply ignore the collision since there is not enough
 * information to determine if a real problem exists. Please do NOT file
 * a bug report at http://bugs.gentoo.org unless you report exactly which
 * two packages install the same file(s). Once again, please do NOT file
 * a bug report unless you have completely understood the above message.
 * 
 * Detected file collision(s):
 * 
 *     /usr/bin/notify-send
 * 
 * Searching all installed packages for file collisions...
 * 
 * Press Ctrl-C to Stop
 * 
 * x11-libs/libmatenotify-1.4.1
 *     /usr/bin/notify-send
 * 
 * Package 'x11-libs/libnotify-0.7.5' NOT merged due to file collisions.
 * If necessary, refer to your elog messages for the whole content of the
 * above message.

>>> Failed to install x11-libs/libnotify-0.7.5, Log file:

>>>  '/var/tmp/portage/x11-libs/libnotify-0.7.5/temp/build.log'

 * Messages for package x11-libs/libnotify-0.7.5:

 * This package will overwrite one or more files that may belong to other
 * packages (see list below). You can use a command such as `portageq
 * owners / <filename>` to identify the installed package that owns a
 * file. If portageq reports that only one package owns a file then do
 * NOT file a bug report. A bug report is only useful if it identifies at
 * least two or more packages that are known to install the same file(s).
 * If a collision occurs and you can not explain where the file came from
 * then you should simply ignore the collision since there is not enough
 * information to determine if a real problem exists. Please do NOT file
 * a bug report at http://bugs.gentoo.org unless you report exactly which
 * two packages install the same file(s). Once again, please do NOT file
 * a bug report unless you have completely understood the above message.
 * 
 * Detected file collision(s):
 * 
 *     /usr/bin/notify-send
 * 
 * Searching all installed packages for file collisions...
 * 
 * Press Ctrl-C to Stop
 * 
 * x11-libs/libmatenotify-1.4.1
 *     /usr/bin/notify-send
 * 
 * Package 'x11-libs/libnotify-0.7.5' NOT merged due to file collisions.
 * If necessary, refer to your elog messages for the whole content of the
 * above message.
 * 
 * The following package has failed to build or install:
 * 
 *  (x11-libs/libnotify-0.7.5::gentoo, ebuild scheduled for merge), Log file:
 *   '/var/tmp/portage/x11-libs/libnotify-0.7.5/temp/build.log'
 * 

 * GNU info directory index is up-to-date.