class Emacs < Formula desc "GNU Emacs text editor" homepage "https://www.gnu.org/software/emacs/" url "https://ftpmirror.gnu.org/emacs/emacs-25.1.tar.xz" mirror "https://ftp.gnu.org/gnu/emacs/emacs-25.1.tar.xz" sha256 "19f2798ee3bc26c95dca3303e7ab141e7ad65d6ea2b6945eeba4dbea7df48f33" bottle do sha256 "6022295cbbad123db684cef19029d6100e711e29c160ac9ba1bb7a38304655da" => :sierra sha256 "013398eb1c8030b31423484bc0c316245cbab523c70452f200814950c98b1f44" => :el_capitan sha256 "fa3f4f8f6050072e2032c7dc04d3289ec82847bb2ea507c1444bbc385f375eda" => :yosemite end head do url "https://github.com/emacs-mirror/emacs.git" depends_on "autoconf" => :build depends_on "automake" => :build end option "with-cocoa", "Build a Cocoa version of emacs" option "with-ctags", "Don't remove the ctags executable that emacs provides" option "without-libxml2", "Don't build with libxml2 support" option "with-modules", "Compile with dynamic modules support" deprecated_option "cocoa" => "with-cocoa" deprecated_option "keep-ctags" => "with-ctags" deprecated_option "with-d-bus" => "with-dbus" depends_on "pkg-config" => :build depends_on "dbus" => :optional depends_on "gnutls" => :optional depends_on "librsvg" => :recommended depends_on "imagemagick" => :optional depends_on "mailutils" => :optional def install args = %W[ --disable-dependency-tracking --disable-silent-rules --enable-locallisppath=#{HOMEBREW_PREFIX}/share/emacs/site-lisp --infodir=#{info}/emacs --prefix=#{prefix} --without-x ] if build.with? "libxml2" args << "--with-xml2" else args << "--without-xml2" end if build.with? "dbus" args << "--with-dbus" else args << "--without-dbus" end if build.with? "gnutls" args << "--with-gnutls" else args << "--without-gnutls" end args << "--with-imagemagick" if build.with? "imagemagick" args << "--with-modules" if build.with? "modules" args << "--with-rsvg" if build.with? "librsvg" args << "--without-pop" if build.with? "mailutils" system "./autogen.sh" if build.head? || build.devel? if build.with? "cocoa" args << "--with-ns" << "--disable-ns-self-contained" else args << "--without-ns" end system "./configure", *args system "make" system "make", "install" if build.with? "cocoa" 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 "$@" EOS end # Follow MacPorts and don't install ctags from Emacs. This allows Vim # and Emacs and ctags to play together without violence. if build.without? "ctags" (bin/"ctags").unlink (man1/"ctags.1.gz").unlink end end def caveats if build.with? "cocoa" then <<-EOS.undent Please try the Cask for a better-supported Cocoa version: brew cask install emacs EOS end end plist_options :manual => "emacs" 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