New formula: bsdmake

Signed-off-by: Jack Nagel <jacknagel@gmail.com>

Formula/bsdmake.rb

@@ -0,0 +1,51 @@
+require 'formula'
+
+class Bsdmake < Formula
+  homepage 'http://opensource.apple.com/'
+  url 'http://opensource.apple.com/tarballs/bsdmake/bsdmake-24.tar.gz'
+  md5 '7856e53a7f8b29cd899e2ce98eb4a467'
+
+  if MacOS.xcode_version.to_f < 4.3 or File.file? "/usr/bin/bsdmake"
+    keg_only "Recent versions of OS X no longer provide this tool."
+  end
+
+  def patches
+    # MacPorts patches to make bsdmake play nice with our prefix system
+    { :p0 => %W[
+      https://trac.macports.org/export/90868/trunk/dports/devel/bsdmake/files/patch-Makefile.diff
+      https://trac.macports.org/export/90611/trunk/dports/devel/bsdmake/files/patch-mk.diff
+      https://trac.macports.org/export/90611/trunk/dports/devel/bsdmake/files/patch-pathnames.diff
+    ]}
+  end
+
+  def install
+    # Replace @PREFIX@ inserted by MacPorts patches
+    # Use 'prefix' since this is sometimes a keg-only brew
+    inreplace %W[mk/bsd.README
+                 mk/bsd.cpu.mk
+                 mk/bsd.doc.mk
+                 mk/bsd.obj.mk
+                 mk/bsd.own.mk
+                 mk/bsd.port.mk
+                 mk/bsd.port.subdir.mk
+                 pathnames.h],
+                 '@PREFIX@', prefix
+
+    # X11 path shouldn't be munged
+    inreplace 'mk/sys.mk', '@PREFIX@', '/usr/X11'
+
+    inreplace 'mk/bsd.own.mk' do |s|
+      s.gsub! '@INSTALL_USER@', `id -un`.chomp
+      s.gsub! '@INSTALL_GROUP@', `id -gn`.chomp
+    end
+
+    # See GNUMakefile
+    ENV.append 'CFLAGS', '-D__FBSDID=__RCSID'
+    ENV.append 'CFLAGS', '-mdynamic-no-pic'
+
+    system "make", "-f", "Makefile.dist"
+    bin.install 'pmake' => 'bsdmake'
+    man1.install 'make.1' => 'bsdmake.1'
+    (share/'mk/bsdmake').install Dir['mk/*']
+  end
+end