1 files changed, 34 insertions, 0 deletions
diff --git a/Library/Homebrew/cmd/diy.rb b/Library/Homebrew/cmd/diy.rb
new file mode 100644
index 000000000..174626afc
--- /dev/null
+++ b/Library/Homebrew/cmd/diy.rb
@@ -0,0 +1,34 @@
+module Homebrew extend self
+  def diy
+    path = Pathname.getwd
+
+    version = if ARGV.include? '--set-version'
+      ARGV.next
+    elsif path.version.to_s.empty?
+      raise "Couldn't determine version, try --set-version"
+    else
+      path.version
+    end
+
+    name = if ARGV.include? '--set-name'
+      ARGV.next
+    else
+      path.basename.to_s =~ /(.*?)-?#{version}/
+      if $1.to_s.empty?
+        path.basename
+      else
+        $1
+      end
+    end
+
+    prefix = HOMEBREW_CELLAR/name/version
+
+    if File.file? 'CMakeLists.txt'
+      puts "-DCMAKE_INSTALL_PREFIX=#{prefix}"
+    elsif File.file? 'Makefile.am'
+      puts "--prefix=#{prefix}"
+    else
+      raise "Couldn't determine build system"
+    end
+  end
+end