scripts/symlink-install-tree.py

   1 #!/usr/bin/env python3
   2
   3 from pathlib import PurePath
   4 import errno
   5 import json
   6 import os
   7 import subprocess
   8 import sys
   9
  10 def destdir_join(d1: str, d2: str) -> str:
  11     if not d1:
  12         return d2
  13     # c:\destdir + c:\prefix must produce c:\destdir\prefix
  14     return str(PurePath(d1, *PurePath(d2).parts[1:]))
  15
  16 introspect = os.environ.get('MESONINTROSPECT')
  17 out = subprocess.run([*introspect.split(' '), '--installed'],
  18                      stdout=subprocess.PIPE, check=True).stdout
  19 for source, dest in json.loads(out).items():
  20     bundle_dest = destdir_join('qemu-bundle', dest)
  21     path = os.path.dirname(bundle_dest)
  22     try:
  23         os.makedirs(path, exist_ok=True)
  24     except BaseException as e:
  25         print(f'error making directory {path}', file=sys.stderr)
  26         raise e
  27     try:
  28         os.symlink(source, bundle_dest)
  29     except BaseException as e:
  30         if not isinstance(e, OSError) or e.errno != errno.EEXIST:
  31             print(f'error making symbolic link {dest}', file=sys.stderr)
  32             raise e