workaround for mac

Author: Ritvik Rao

setup.py

@@ -1,5 +1,6 @@
 import sys
 import os
+import re
 import shutil
 import platform
 import subprocess
@@ -8,6 +9,7 @@
 from setuptools.command.build_py import build_py
 from setuptools.command.install import install
 from distutils.errors import DistutilsSetupError
+from distutils.command.install_lib import install_lib as _install_lib
 from distutils import log
 import distutils
 
@@ -17,6 +19,7 @@
 build_mpi = False
 
 
+
 def get_build_machine():
     machine = platform.machine()
     if machine == 'arm64' or machine == 'aarch64':
@@ -186,6 +189,7 @@ def build_libcharm(charm_src_dir, build_dir):
         for output_dir in lib_output_dirs:
             log.info('copying ' + os.path.relpath(lib_src_path) + ' to ' + os.path.relpath(output_dir))
             shutil.copy(lib_src_path, output_dir)
+    
 
     # ---- copy charmrun ----
     charmrun_src_path = os.path.join(charm_src_dir, 'charm', 'bin', charmrun_filename)
@@ -258,6 +262,34 @@ def run(self):
             build_libcharm(os.path.join(os.getcwd(), 'charm_src'), self.build_lib)
         super(custom_build_ext, self).run()
 
+def batch_rename(src, dst, src_dir_fd=None, dst_dir_fd=None):
+    os.rename(src, dst,
+              src_dir_fd=src_dir_fd,
+              dst_dir_fd=dst_dir_fd)
+    if "c_object_store" in src:
+        direc = src.rsplit('/', 1)
+        install_name_command = "install_name_tool -change lib/libcharm.dylib "
+        install_name_command += direc[0]
+        install_name_command += "/.libs/libcharm.dylib "
+        install_name_command += direc[0]
+        install_name_command += "/c_object_store.so"
+        log.info(install_name_command)
+        os.system(install_name_command)
+    return dst
+
+class _renameInstalled(_install_lib):
+    def __init__(self, *args, **kwargs):
+        _install_lib.__init__(self, *args, **kwargs)
+    
+    def install(self):
+        log.info("Renaming libraries")
+        outfiles = _install_lib.install(self)
+        matcher = re.compile('\.([^.]+)\.so$')
+        renames = [batch_rename(file, re.sub(matcher, '.so', file))
+                for file in outfiles]
+        return renames
+
+
 
 extensions = []
 py_impl = platform.python_implementation()
@@ -370,6 +402,7 @@ def run(self):
     ext_modules=extensions,
     cmdclass = {'build_py': custom_build_py,
                 'build_ext': custom_build_ext,
-                'install': custom_install},
+                'install': custom_install,
+                'install_lib': _renameInstalled,},
     **additional_setup_keywords
 )