adding cmake, libunwind, lldb, llvm and pkg-config to make dot.net CORE work

packages/cmake.rb

 require 'package'
 
 class Cmake < Package
-  version '3.0.2'
-  source_url 'http://www.cmake.org/files/v3.0/cmake-3.0.2.tar.gz'
-  source_sha1 '379472e3578902a1d6f8b68a9987773151d6f21a'
+  version '3.6.1'
+  source_url 'https://cmake.org/files/v3.6/cmake-3.6.1.tar.gz'
+  source_sha1 'a37785b3f256a31ee21a047569bc74a8f57067bb'
+
+  depends_on 'buildessential'
+  depends_on 'openssl_devel'
 
   def self.build
-    system "./configure --prefix=/usr/local"
+    system "./bootstrap"
     system "make"
   end
 

packages/libunwind.rb

+require 'package'
+
+class Libunwind < Package
+  version '1.1'
+  source_url 'http://download.savannah.gnu.org/releases/libunwind/libunwind-1.1.tar.gz'
+  source_sha1 '7c93a6ae35afff4d0efd143b62a9fd235423964f'
+
+  depends_on 'buildessential'
+  depends_on 'openssl_devel'
+
+  def self.build
+    system "CC='gcc' ./configure"
+    system "make"
+  end
+
+  def self.install
+    system "make", "DESTDIR=#{CREW_DEST_DIR}", "install"
+  end
+end

packages/lldb.rb

+require 'package'
+
+class Lldb < Package
+  version '3.6'
+  binary_url ({
+    i686: "https://www.dropbox.com/s/bls4hv4z8m2ifsc/lldb-3.6-i386.tar.gz?dl=0",
+    x86_64: "https://www.dropbox.com/s/zi3rzdmz2awu8u8/lldb-3.6-64x.tar.gz?dl=0"
+  })
+  binary_sha1 ({
+    i686: "de6ca73c1bcc0d72db81d14cd4e31b8f479e12e8",
+    x86_64: "6265cacf22b191e22a439019b4a2eb0ef7df3813"
+  })
+end

packages/llvm.rb

+require 'package'
+
+class Llvm < Package
+  version '3.8.1'
+  source_url 'http://llvm.org/releases/3.8.1/llvm-3.8.1.src.tar.xz'
+  source_sha1 'e0c48c4c182424b99999367d688cd8ce7876827b'
+
+  depends_on 'buildessential'
+  depends_on 'cmake'
+
+  def self.build
+    system "mkdir mybuilddir"
+    Dir.chdir CREW_BREW_DIR+"llvm-"+version+".src/mybuilddir" do
+ 	system "cmake .."
+    	system "cmake --build ."
+    end
+  end
+
+  def self.install
+    Dir.chdir CREW_BREW_DIR+"llvm-"+version+".src/mybuilddir" do
+       system "cmake -DCMAKE_INSTALL_PREFIX=/usr/local -P cmake_install.cmake"
+    end  
+  end
+end

packages/pkg-config.rb

+require 'package'
+
+class Pkg-config < Package
+  version '29.1'
+  source_url 'https://pkg-config.freedesktop.org/releases/pkg-config-0.29.1.tar.gz'
+  source_sha1 '271ce928f6d673cc16cbced2bfd14a5f2e5d3d37'
+
+  depends_on 'buildessential'
+
+  def self.build
+    system "configure --prefix=/usr/local --with-internal-glib --disable-host-tool"
+    system "make"
+  end
+
+  def self.install
+    system "make  install"
+    #remove the man pages we couldn't install
+  end
+end