kc3-lang/harfbuzz/mingw-ldd.py

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• Hash : f93a5e6a
  Author :
  Date : 2019-05-24T17:02:38
  

  [win] Add mingw-ldd.py
  
  Part of https://github.com/harfbuzz/harfbuzz/issues/1728
  

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• mingw-ldd.py

• #!/usr/bin/env python
  
  # Copied from https://github.com/xantares/mingw-ldd/blob/master/mingw-ldd.py
  # Modified to point to right prefix location on Fedora.
  
  # WTFPL - Do What the Fuck You Want to Public License
  from __future__ import print_function
  import pefile
  import os
  import sys
  
  
  def get_dependency(filename):
      deps = []
      pe = pefile.PE(filename)
      for imp in pe.DIRECTORY_ENTRY_IMPORT:
          deps.append(imp.dll.decode())
      return deps
  
  
  def dep_tree(root, prefix=None):
      if not prefix:
          arch = get_arch(root)
          #print('Arch =', arch)
          prefix = '/usr/'+arch+'-w64-mingw32/sys-root/mingw/bin'
          #print('Using default prefix', prefix)
      dep_dlls = dict()
  
      def dep_tree_impl(root, prefix):
          for dll in get_dependency(root):
              if dll in dep_dlls:
                  continue
              full_path = os.path.join(prefix, dll)
              if os.path.exists(full_path):
                  dep_dlls[dll] = full_path
                  dep_tree_impl(full_path, prefix=prefix)
              else:
                  dep_dlls[dll] = 'not found'
  
      dep_tree_impl(root, prefix)
      return (dep_dlls)
  
  
  def get_arch(filename):
      type2arch= {pefile.OPTIONAL_HEADER_MAGIC_PE: 'i686',
                  pefile.OPTIONAL_HEADER_MAGIC_PE_PLUS: 'x86_64'}
      pe = pefile.PE(filename)
      try:
          return type2arch[pe.PE_TYPE]
      except KeyError:
          sys.stderr.write('Error: unknown architecture')
          sys.exit(1)
  
  if __name__ == '__main__':
      filename = sys.argv[1]
      for dll, full_path in dep_tree(filename).items():
          print(' ' * 7, dll, '=>', full_path)
  
  

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