class Emacs < Formula desc "GNU Emacs text editor" homepage "https://www.gnu.org/software/emacs/" url "https://ftp.gnu.org/gnu/emacs/emacs-25.3.tar.xz" sha256 "253ac5e7075e594549b83fd9ec116a9dc37294d415e2f21f8ee109829307c00b" bottle do sha256 "d5ce62eb55d64830264873a363a99f3de58c35c0bd1602cb7fd0bc37137b0c9d" => :high_sierra sha256 "4d7ff7f96c9812a9f58cd45796aef789a1b5d26c58e3e68ecf520fab34af524d" => :sierra sha256 "7bf6dfba77259ef5454696834c14fcab3643197ba70eef1e608476167c3d387b" => :el_capitan end devel do url "https://alpha.gnu.org/gnu/emacs/pretest/emacs-26.1-rc1.tar.xz" sha256 "6594e668de00b96e73ad4f168c897fe4bca7c55a4caf19ee20eac54b62a05758" end head do url "https://github.com/emacs-mirror/emacs.git" depends_on "autoconf" => :build depends_on "gnu-sed" => :build depends_on "texinfo" => :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" deprecated_option "imagemagick" => "imagemagick@6" depends_on "pkg-config" => :build depends_on "dbus" => :optional depends_on "gnutls" => :optional depends_on "librsvg" => :optional # Emacs does not support ImageMagick 7: # Reported on 2017-03-04: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=25967 depends_on "imagemagick@6" => :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 # Note that if ./configure is passed --with-imagemagick but can't find the # library it does not fail but imagemagick support will not be available. # See: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=24455 if build.with? "imagemagick@6" args << "--with-imagemagick" else args << "--without-imagemagick" end args << "--with-modules" if build.with? "modules" args << "--with-rsvg" if build.with? "librsvg" args << "--without-pop" if build.with? "mailutils" if build.head? ENV.prepend_path "PATH", Formula["gnu-sed"].opt_libexec/"gnubin" system "./autogen.sh" end 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 #!/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 Please try the Cask for a better-supported Cocoa version: brew cask install emacs EOS end end plist_options :manual => "emacs" def plist; <<~EOS <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> <plist version="1.0"> <dict> <key>Label</key> <string>#{plist_name}</string> <key>ProgramArguments</key> <array> <string>#{opt_bin}/emacs</string> <string>--daemon</string> </array> <key>RunAtLoad</key> <true/> </dict> </plist> EOS end test do assert_equal "4", shell_output("#{bin}/emacs --batch --eval=\"(print (+ 2 2))\"").strip end end