Massive conversion from Package to CMakePackage (#4975)

var/spack/repos/builtin/packages/bear/package.py

@@ -25,7 +25,7 @@
 from spack import *
 
 
-class Bear(Package):
+class Bear(CMakePackage):
     """Bear is a tool that generates a compilation database for clang tooling
     from non-cmake build systems."""
     homepage = "https://github.com/rizsotto/Bear"
@@ -34,11 +34,5 @@ class Bear(Package):
     version('2.2.0', '87250cc3a9a697e7d1e8972253a35259')
     version('2.0.4', 'fd8afb5e8e18f8737ba06f90bd77d011')
 
-    depends_on('cmake', type='build')
-    depends_on("python")
-
-    def install(self, spec, prefix):
-        cmake('.', *std_cmake_args)
-
-        make("all")
-        make("install")
+    depends_on('python')
+    depends_on('cmake@2.8:', type='build')