mp3fs: import from homebrew/fuse.

Formula/mp3fs.rb

@@ -0,0 +1,22 @@
+class Mp3fs < Formula
+  desc "Read-only FUSE file system: transcodes audio formats to MP3"
+  homepage "https://khenriks.github.io/mp3fs/"
+  url "https://github.com/khenriks/mp3fs/releases/download/v0.91/mp3fs-0.91.tar.gz"
+  sha256 "a47b5e351b7660e6f535a3c5b489c5a8191209957f8c0b8d066a5c221e8ecf92"
+
+  depends_on "pkg-config" => :build
+  depends_on "lame"
+  depends_on "libid3tag"
+  depends_on "flac"
+  depends_on :osxfuse
+
+  def install
+    system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}"
+    system "make", "install"
+  end
+
+  test do
+    assert_match /mp3fs version: #{Regexp.escape(version)}/,
+                 shell_output("#{bin}/mp3fs -V")
+  end
+end