libpython3.8m.so should not have m suffix

Author: davidhewitt

pythonforandroid/bootstraps/common/build/src/main/java/org/kivy/android/PythonUtil.java

@@ -43,7 +43,7 @@ protected static ArrayList<String> getLibraries(File libsDir) {
         libsList.add("python3.5m");
         libsList.add("python3.6m");
         libsList.add("python3.7m");
-        libsList.add("python3.8m");
+        libsList.add("python3.8");
         libsList.add("main");
         return libsList;
     }

pythonforandroid/recipe.py

@@ -757,9 +757,7 @@ def get_recipe_env(self, arch=None, with_flags_in_cc=True, with_python=False):
         env['PYTHON_INCLUDE_ROOT'] = self.ctx.python_recipe.include_root(arch.arch)
         env['PYTHON_LINK_ROOT'] = self.ctx.python_recipe.link_root(arch.arch)
         env['EXTRA_LDLIBS'] = ' -lpython{}'.format(
-            self.ctx.python_recipe.major_minor_version_string)
-        if 'python3' in self.ctx.python_recipe.name:
-            env['EXTRA_LDLIBS'] += 'm'
+            self.ctx.python_recipe.link_version)
         return env
 
 
@@ -896,16 +894,13 @@ def get_recipe_env(self, arch=None, with_flags_in_cc=True):
         env['LANG'] = "en_GB.UTF-8"
 
         if not self.call_hostpython_via_targetpython:
-            python_name = self.ctx.python_recipe.name
             env['CFLAGS'] += ' -I{}'.format(
                 self.ctx.python_recipe.include_root(arch.arch)
             )
             env['LDFLAGS'] += ' -L{} -lpython{}'.format(
                 self.ctx.python_recipe.link_root(arch.arch),
-                self.ctx.python_recipe.major_minor_version_string,
+                self.ctx.python_recipe.link_version,
             )
-            if python_name == 'python3':
-                env['LDFLAGS'] += 'm'
 
             hppath = []
             hppath.append(join(dirname(self.hostpython_location), 'Lib'))

pythonforandroid/recipes/boost/__init__.py

@@ -92,11 +92,7 @@ def get_recipe_env(self, arch):
         env['PYTHON_ROOT'] = self.ctx.python_recipe.link_root(arch.arch)
         env['PYTHON_INCLUDE'] = self.ctx.python_recipe.include_root(arch.arch)
         env['PYTHON_MAJOR_MINOR'] = self.ctx.python_recipe.version[:3]
-        env[
-            'PYTHON_LINK_VERSION'
-        ] = self.ctx.python_recipe.major_minor_version_string
-        if 'python3' in self.ctx.python_recipe.name:
-            env['PYTHON_LINK_VERSION'] += 'm'
+        env['PYTHON_LINK_VERSION'] = self.ctx.python_recipe.link_version
 
         env['ARCH'] = arch.arch.replace('-', '')
         env['TARGET_TRIPLET'] = arch.target

pythonforandroid/recipes/cffi/__init__.py

@@ -43,9 +43,7 @@ def get_recipe_env(self, arch=None):
             env['BUILDLIB_PATH'],
         ])
         env['LDFLAGS'] += ' -L{}'.format(self.ctx.python_recipe.link_root(arch.arch))
-        env['LDFLAGS'] += ' -lpython{}'.format(self.ctx.python_recipe.major_minor_version_string)
-        if 'python3' in self.ctx.python_recipe.name:
-            env['LDFLAGS'] += 'm'
+        env['LDFLAGS'] += ' -lpython{}'.format(self.ctx.python_recipe.link_version)
         return env
 
 

pythonforandroid/recipes/opencv/__init__.py

@@ -63,9 +63,7 @@ def build_arch(self, arch):
             python_include_root = self.ctx.python_recipe.include_root(arch.arch)
             python_site_packages = self.ctx.get_site_packages_dir()
             python_link_root = self.ctx.python_recipe.link_root(arch.arch)
-            python_link_version = self.ctx.python_recipe.major_minor_version_string
-            if 'python3' in self.ctx.python_recipe.name:
-                python_link_version += 'm'
+            python_link_version = self.ctx.python_recipe.link_version
             python_library = join(python_link_root,
                                   'libpython{}.so'.format(python_link_version))
             python_include_numpy = join(python_site_packages,

pythonforandroid/recipes/python3/__init__.py

@@ -155,10 +155,22 @@ def __init__(self, *args, **kwargs):
     @property
     def _libpython(self):
         '''return the python's library name (with extension)'''
-        py_version = self.major_minor_version_string
-        if self.major_minor_version_string[0] == '3':
-            py_version += 'm'
-        return 'libpython{version}.so'.format(version=py_version)
+        return 'libpython{link_version}.so'.format(
+            link_version=self.link_version
+        )
+
+    @property
+    def link_version(self):
+        '''return the python's library link version e.g. 3.7m, 3.8'''
+        major, minor = self.major_minor_version_string.split('.')
+        flags = ''
+        if major == '3' and int(minor) < 8:
+            flags += 'm'
+        return '{major}.{minor}{flags}'.format(
+            major=major,
+            minor=minor,
+            flags=flags
+        )
 
     def include_root(self, arch_name):
         return join(self.get_build_dir(arch_name), 'Include')
@@ -393,9 +405,7 @@ def create_python_bundle(self, dirn, arch):
         # copy the python .so files into place
         python_build_dir = join(self.get_build_dir(arch.arch),
                                 'android-build')
-        python_lib_name = 'libpython' + self.major_minor_version_string
-        if self.major_minor_version_string[0] == '3':
-            python_lib_name += 'm'
+        python_lib_name = 'libpython' + self.link_version
         shprint(
             sh.cp,
             join(python_build_dir, python_lib_name + '.so'),

tests/recipes/test_python3.py

@@ -19,7 +19,7 @@ class TestPython3Recipe(RecipeCtx, unittest.TestCase):
     def test_property__libpython(self):
         self.assertEqual(
             self.recipe._libpython,
-            f'libpython{self.recipe.major_minor_version_string}m.so'
+            f'libpython{self.recipe.link_version}.so'
         )
 
     @mock.patch('pythonforandroid.recipes.python3.Path.is_file')