[recipe-lib] Make libshine a library recipe and ...

also:
  - make the imports from the right module
  - remove the hardcoded cpu count when compiling

Author: opacam

pythonforandroid/recipes/libshine/__init__.py

@@ -1,17 +1,18 @@
-from pythonforandroid.toolchain import Recipe, current_directory, shprint
-from os.path import exists, join, realpath
+from pythonforandroid.recipe import Recipe
+from pythonforandroid.util import current_directory
+from pythonforandroid.logger import shprint
+from multiprocessing import cpu_count
+from os.path import realpath
 import sh
 
 
 class LibShineRecipe(Recipe):
     version = 'c72aba9031bde18a0995e7c01c9b53f2e08a0e46'
     url = 'https://github.com/toots/shine/archive/{version}.zip'
 
-    def should_build(self, arch):
-        build_dir = self.get_build_dir(arch.arch)
-        return not exists(join(build_dir, 'lib', 'libshine.a'))
+    built_libraries = {'libshine.a': 'lib'}
 
-    def build_arch(self, arch):
+    def do_build_libs(self, arch):
         with current_directory(self.get_build_dir(arch.arch)):
             env = self.get_recipe_env(arch)
             shprint(sh.Command('./bootstrap'))
@@ -23,7 +24,7 @@ def build_arch(self, arch):
                     '--enable-static',
                     '--prefix={}'.format(realpath('.')),
                     _env=env)
-            shprint(sh.make, '-j4', _env=env)
+            shprint(sh.make, '-j', str(cpu_count()), _env=env)
             shprint(sh.make, 'install', _env=env)