Mac에서 Homebrew사용하다 에러 날때

참고 자료

Error when brew updating, unable to unlink old README.md?

Mac에서 Homebrew로 패키지를 관리하다 업데이트를 하니 아래와 같은 에러가 났습니다. -_-;;

$ brew update

From http://github.com/mxcl/homebrew

 * branch            master     -> FETCH_HEAD

error: Your local changes to the following files would be overwritten by merge:

Library/Formula/argp-standalone.rb

Library/Formula/aria2.rb

Library/Formula/aspell.rb

Library/Formula/audiofile.rb

Library/Formula/bdw-gc.rb

Library/Formula/boost.rb

Library/Formula/cdargs.rb

Library/Formula/cdparanoia.rb

Library/Formula/cdrdao.rb

Library/Formula/celt.rb

Library/Formula/clisp.rb

Library/Formula/ctags.rb

Library/Formula/d-bus.rb

Library/Formula/dbus-glib.rb

Library/Formula/dialog.rb

Library/Formula/dirac.rb

Library/Formula/dotless.rb

Library/Formula/elinks.rb

Library/Formula/emacs.rb

Library/Formula/erlang.rb

Library/Formula/flac.rb

Library/Formula/flusspferd.rb

Library/Formula/fontforge.rb

Library/Formula/frink.rb

Library/Formula/gambit-scheme.rb

Library/Formula/gawk.rb

Library/Formula/gd.rb

Library/Formula/glib.rb

Library/Formula/gmp.rb

Library/Formula/gnutls.rb

Library/Formula/google-app-engine.rb

Library/Formula/google-perftools.rb

Library/Formula/gpgme.rb

Library/Formula/graphicsmagick.rb

Library/Formula/gtk+.rb

Library/Formula/guile.rb

Library/Formula/hydra.rb

Library/Formula/id3lib.rb

Library/Formula/igraph.rb

Library/Formula/intltool.rb

Library/Formula/jasper.rb

Library/Formula/jnethack.rb

Library/Formula/john.rb

Library/Formula/libao.rb

Library/Formula/libevent.rb

Library/Formula/libexif.rb

Library/Formula/libsigsegv.rb

Library/Formula/libspatialite.rb

Library/Formula/libvirt.rb

Library/Formula/libvpx.rb

Library/Formula/libxml2.rb

Library/Formula/log4cxx.rb

Library/Formula/lua.rb

Library/Formula/monotone.rb

Library/Formula/mosh.rb

Library/Formula/mpd.rb

Library/Formula/mplayer.rb

Library/Formula/mysql-connector-c.rb

Library/Formula/mysql.rb

Library/Formula/nethack.rb

Library/Formula/nmap.rb

Library/Formula/node.rb

Library/Formula/octave.rb

Library/Formula/pango.rb

Library/Formula/parsley.rb

Library/Formula/pbzip2.rb

Library/Formula/pcre.rb

Library/Formula/pdflib-lite.rb

Library/Formula/phpsh.rb

Library/Formula/portaudio.rb

Library/Formula/povray.rb

Library/Formula/proj.rb

Library/Formula/protobuf.rb

Library/Formula/psgrep.rb

Library/Formula/pv.rb

Library/Formula/rabbitmq.rb

Library/Formula/ranger.rb

Library/Formula/rebar.rb

Library/Formula/redis.rb

Library/Formula/redland.rb

Library/Formula/ruby-enterprise-edition.rb

Library/Formula/ruby.rb

Library/Formula/sbcl.rb

Library/Formula/silk.rb

Library/Formula/spatialite-tools.rb

Library/Formula/sphinx.rb

Library/Formula/spin.rb

Library/Formula/streamripper.rb

Library/Formula/swi-prolog.rb

Library/Formula/syck.rb

Library/Formula/tesseract.rb

Library/Formula/ufraw.rb

Library/Formula/unittest.rb

Library/Formula/valgrind.rb

Library/Formula/visualboyadvance.rb

Library/Formula/vpnc.rb

Library/Formula/w3m.rb

Library/Formula/wine.rb

Library/Formula/x264.rb

Library/Formula/xchat.rb

Library/Formula/yaf.rb

Library/Formula/zeromq.rb

Library/Homebrew/compatibility.rb

Library/Homebrew/exceptions.rb

Library/Homebrew/extend/pathname.rb

Library/Homebrew/formula.rb

Library/Homebrew/test/test_versions.rb

Please, commit your changes or stash them before you can merge.

Updating cb377cb..4eb8e9b

Aborting

Error: Failed while executing git pull http://github.com/mxcl/homebrew.git master

$

해결방법은 아래와 같이 하면 됩니다.

sudo chown -R `whoami` /usr/local
cd /usr/local
git reset --hard master

아래는 문제 해결후 메시지입니다. Homebrew가 업데이트 안되어서 식겁했습니다 ㅠㅠ 

$ git reset --hard  master

HEAD is now at cb377cb Update polipo to 1.0.4.1.

Dae-Hyun-Sung-ui-MacBook-Pro:local studioego$ brew update

From http://github.com/mxcl/homebrew

 * branch            master     -> FETCH_HEAD

Updated Homebrew from cb377cbb to 4eb8e9b4.

==> The following formulae are new:

gdk-pixbuf  tcpstat

==> The following formulae were updated:

argp-standalone   gd*      lua* redis

aria2   glib*      monotone redland

aspell*   gmp*      mosh ruby*

audiofile   gnutls*      mpd ruby-enterprise-edition

bdw-gc   google-app-engine      mplayer* sbcl

boost   google-perftools      mysql silk

cdargs   gpgme      mysql-connector-c* spatialite-tools

cdparanoia*   graphicsmagick*      nethack sphinx

cdrdao   gtk+*      nmap spin

celt   guile      node streamripper

clisp   hydra      octave swi-prolog*

ctags*   id3lib      pango* syck

d-bus*   igraph      parsley tesseract

dbus-glib   intltool*      pbzip2 ufraw

dialog   jasper*      pcre* unittest

dirac*   jnethack      pdflib-lite valgrind*

dotless   john      phpsh visualboyadvance

elinks   libao      portaudio vpnc

emacs   libevent*      povray w3m

erlang   libexif*      proj* wine

flac*   libsigsegv      protobuf x264*

flusspferd   libspatialite      psgrep xchat

fontforge   libvirt      pv yaf

frink   libvpx*      rabbitmq zeromq

gambit-scheme   libxml2*      ranger

gawk*   log4cxx      rebar

No external commands were updated.

$