require "formula" class Emacs < Formula homepage "https://www.gnu.org/software/emacs/" url "http://ftpmirror.gnu.org/emacs/emacs-24.4.tar.xz" mirror "https://ftp.gnu.org/pub/gnu/emacs/emacs-24.4.tar.xz" sha256 "47e391170db4ca0a3c724530c7050655f6d573a711956b4cd84693c194a9d4fd" bottle do sha1 "32846286dea7fdc0a81d4c5b586979e10f318fb5" => :yosemite sha1 "487d3784982927f80b5667155a9b40832ce98292" => :mavericks sha1 "dcd4dbefd2f74b36fb258efe3b2f5114a1480095" => :mountain_lion end option "cocoa", "Build a Cocoa version of emacs" option "with-x", "Include X11 support" option "use-git-head", "Use Savannah (faster) git mirror for HEAD builds" option "keep-ctags", "Don't remove the ctags executable that emacs provides" head do if build.include? "use-git-head" url "http://git.sv.gnu.org/r/emacs.git" else url "bzr://http://bzr.savannah.gnu.org/r/emacs/trunk" end depends_on "autoconf" => :build depends_on "automake" => :build end depends_on "pkg-config" => :build depends_on :x11 if build.with? "x" depends_on "d-bus" => :optional depends_on "gnutls" => :optional depends_on "librsvg" => :optional depends_on "imagemagick" => :optional depends_on "mailutils" => :optional depends_on "glib" => :optional fails_with :llvm do build 2334 cause "Duplicate symbol errors while linking." end def install # HEAD builds blow up when built in parallel as of April 20 2012 # FIXME is this still necessary? It's been more than two years, surely any # race conditions would have made it into release by now. ENV.deparallelize unless build.stable? args = ["--prefix=#{prefix}", "--enable-locallisppath=#{HOMEBREW_PREFIX}/share/emacs/site-lisp", "--infodir=#{info}/emacs"] args << "--with-file-notification=gfile" if build.with? "glib" if build.with? "d-bus" args << "--with-dbus" else args << "--without-dbus" end if build.with? "gnutls" args << "--with-gnutls" else args << "--without-gnutls" end args << "--with-rsvg" if build.with? "librsvg" args << "--with-imagemagick" if build.with? "imagemagick" args << "--without-popmail" if build.with? "mailutils" system "./autogen.sh" unless build.stable? if build.include? "cocoa" args << "--with-ns" << "--disable-ns-self-contained" system "./configure", *args system "make" system "make", "install" prefix.install "nextstep/Emacs.app" # Replace the symlink with one that avoids starting Cocoa. (bin/"emacs").unlink # Kill the existing symlink (bin/"emacs").write <<-EOS.undent #!/bin/bash exec #{prefix}/Emacs.app/Contents/MacOS/Emacs -nw "$@" EOS else if build.with? "x" # These libs are not specified in xft's .pc. See: # https://trac.macports.org/browser/trunk/dports/editors/emacs/Portfile#L74 # https://github.com/Homebrew/homebrew/issues/8156 ENV.append "LDFLAGS", "-lfreetype -lfontconfig" 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 # Follow MacPorts and don't install ctags from Emacs. This allows Vim # and Emacs and ctags to play together without violence. unless build.include? "keep-ctags" (bin/"ctags").unlink (man1/"ctags.1.gz").unlink end end def caveats if build.include? "cocoa" then <<-EOS.undent A command line wrapper for the cocoa app was installed to: #{bin}/emacs EOS end end def plist; <<-EOS.undent Label #{plist_name} ProgramArguments #{opt_bin}/emacs --daemon RunAtLoad EOS end test do assert_equal "4", shell_output("#{bin}/emacs --batch --eval=\"(print (+ 2 2))\"").strip end end