require 'formula' class Emacs < Formula url 'http://ftpmirror.gnu.org/emacs/emacs-23.3a.tar.bz2' md5 'f2cf8dc6f28f8ae59bc695b4ddda339c' homepage 'http://www.gnu.org/software/emacs/' fails_with_llvm "Duplicate symbol errors while linking.", :build => 2334 # Stripping on Xcode 4 causes malformed object errors skip_clean ["bin/emacs", "bin/emacs-23.3", "bin/emacs-24.0.50"] if ARGV.include? "--use-git-head" head 'git://repo.or.cz/emacs.git' else head 'bzr://http://bzr.savannah.gnu.org/r/emacs/trunk' end def options [ ["--cocoa", "Build a Cocoa version of emacs"], ["--srgb", "Enable sRGB colors in the Cocoa version of emacs"], ["--with-x", "Include X11 support"], ["--use-git-head", "Use repo.or.cz git mirror for HEAD builds"], ] end def patches p = [] # Fix for building with Xcode 4; harmless on Xcode 3.x. unless ARGV.build_head? p << "http://repo.or.cz/w/emacs.git/commitdiff_plain/c8bba48c5889c4773c62a10f7c3d4383881f11c1" # Fix for address randomization on Darwin. Based on: # http://repo.or.cz/w/emacs.git/patch/f2cea124dffac9ca4b8ce1dbb9b746f8e81109a3 p << "https://raw.github.com/gist/1098107" # Fix for the titlebar issue on Mac OS X 10.7 p << "https://raw.github.com/gist/1102744" # Fix for Shift key for IME users p << "https://raw.github.com/gist/1212776" end if ARGV.include? "--cocoa" # Fullscreen patch, works against 23.3 and HEAD. p << "https://raw.github.com/gist/1012927" end return p end def install args = ["--prefix=#{prefix}", "--without-dbus", "--enable-locallisppath=#{HOMEBREW_PREFIX}/share/emacs/site-lisp", "--infodir=#{info}/emacs"] if ARGV.build_head? and File.exists? "./autogen/copy_autogen" opoo "Using copy_autogen" puts "See https://github.com/mxcl/homebrew/issues/4852" system "autogen/copy_autogen" end if ARGV.include? "--cocoa" # Patch for color issues described here: # http://debbugs.gnu.org/cgi/bugreport.cgi?bug=8402 if ARGV.include? "--srgb" inreplace "src/nsterm.m", "*col = [NSColor colorWithCalibratedRed: r green: g blue: b alpha: 1.0];", "*col = [NSColor colorWithDeviceRed: r green: g blue: b alpha: 1.0];" end args << "--with-ns" << "--disable-ns-self-contained" system "./configure", *args system "make bootstrap" system "make install" prefix.install "nextstep/Emacs.app" bin.mkpath ln_s prefix+'Emacs.app/Contents/MacOS/Emacs', bin+'emacs' ln_s prefix+'Emacs.app/Contents/MacOS/bin/emacsclient', bin ln_s prefix+'Emacs.app/Contents/MacOS/bin/etags', bin else if ARGV.include? "--with-x" ENV.x11 args << "--with-x" args << "--with-gif=no" << "--with-tiff=no" << "--with-jpeg=no" else args << "--without-x" end system "./configure", *args system "make" system "make install" end end def caveats s = "For build options see:\n brew options emacs\n\n" if ARGV.include? "--cocoa" s += <<-EOS.undent Emacs.app was installed to: #{prefix} Command-line emacs can be used by setting up an alias: alias emacs="#{prefix}/Emacs.app/Contents/MacOS/Emacs -nw" To link the application to a normal Mac OS X location: brew linkapps or: ln -s #{prefix}/Emacs.app /Applications EOS end s += <<-EOS.undent Because the official bazaar repository might be slow, we include an option for pulling HEAD from an unofficial Git mirror: brew install emacs --HEAD --use-git-head There is inevitably some lag between checkins made to the official Emacs bazaar repository and their appearance on the repo.or.cz mirror. See http://repo.or.cz/w/emacs.git for the mirror's status. The Emacs devs do not provide support for the git mirror, and they might reject bug reports filed with git version information. Use it at your own risk. EOS return s end end