makeself 2.2.0 (new formula)

Closes Homebrew/legacy-homebrew#32023.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/makeself.rb

@@ -0,0 +1,25 @@
+require "formula"
+
+class Makeself < Formula
+  homepage "http://www.megastep.org/makeself/"
+  url "https://github.com/megastep/makeself/archive/release-2.2.0.tar.gz"
+  sha1 "e512745f7aa5becea4f4f85a8dc0aa6fd6ca38aa"
+
+  head 'https://github.com/megastep/makeself.git', :branch => 'master'
+
+  def install
+    libexec.install "makeself-header.sh"
+    # moved makeself-header.sh to libexec so change its location in makeself.sh
+    inreplace "makeself.sh" do |f|
+      f.gsub! '`dirname "$0"`', "#{libexec}"
+    end
+    bin.install "makeself.sh" => "makeself"
+    man1.install "makeself.1"
+  end
+
+  test do
+    touch "testfile"
+    system "tar", "cvzf", "testfile.tar.gz", "testfile"
+    system "makeself", ".", "testfile.run", "\"A test file\"", "echo"
+  end
+end