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class Ed < Formula
desc "Classic UNIX line editor"
homepage "https://www.gnu.org/software/ed/ed.html"
url "https://ftp.gnu.org/gnu/ed/ed-1.15.tar.lz"
mirror "https://ftpmirror.gnu.org/ed/ed-1.15.tar.lz"
sha256 "ad4489c0ad7a108c514262da28e6c2a426946fb408a3977ef1ed34308bdfd174"
bottle do
cellar :any_skip_relocation
rebuild 1
sha256 "2977274fd722f25c7ff48bcec676bbd5441a541290eecc0fadd612b912a402e6" => :catalina
sha256 "5e928abc1cb9805d5af7c20862dd34158fce16a40b081e7fbf2d0831eee4823e" => :mojave
sha256 "f0c6117b99056bb8d56538e31cf2ba6213d3f4f3eb6527dc566636eb9cd07595" => :high_sierra
sha256 "04e745994129682e6d11caa6ce047a76da39c448403d4723fce2560c3603faef" => :sierra
end
def install
ENV.deparallelize
system "./configure", "--prefix=#{prefix}", "--program-prefix=g"
system "make"
system "make", "install"
%w[ed red].each do |prog|
(libexec/"gnubin").install_symlink bin/"g#{prog}" => prog
(libexec/"gnuman/man1").install_symlink man1/"g#{prog}.1" => "#{prog}.1"
end
libexec.install_symlink "gnuman" => "man"
end
def caveats; <<~EOS
All commands have been installed with the prefix "g".
If you need to use these commands with their normal names, you
can add a "gnubin" directory to your PATH from your bashrc like:
PATH="#{opt_libexec}/gnubin:$PATH"
EOS
end
test do
testfile = testpath/"test"
testfile.write "Hello world\n"
pipe_output("#{bin}/ged -s #{testfile}", ",s/o//\nw\n", 0)
assert_equal "Hell world\n", testfile.read
pipe_output("#{opt_libexec}/gnubin/ed -s #{testfile}", ",s/l//g\nw\n", 0)
assert_equal "He word\n", testfile.read
end
end
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