qemu/scripts/symlink-install-tree.py

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#!/usr/bin/env python3
from pathlib import PurePath
import errno
import json
import os
import subprocess
import sys
def destdir_join(d1: str, d2: str) -> str:
if not d1:
return d2
# c:\destdir + c:\prefix must produce c:\destdir\prefix
return str(PurePath(d1, *PurePath(d2).parts[1:]))
introspect = os.environ.get('MESONINTROSPECT')
out = subprocess.run([*introspect.split(' '), '--installed'],
stdout=subprocess.PIPE, check=True).stdout
for source, dest in json.loads(out).items():
bundle_dest = destdir_join('qemu-bundle', dest)
path = os.path.dirname(bundle_dest)
try:
os.makedirs(path, exist_ok=True)
except BaseException as e:
print(f'error making directory {path}', file=sys.stderr)
raise e
try:
os.symlink(source, bundle_dest)
except BaseException as e:
if not isinstance(e, OSError) or e.errno != errno.EEXIST:
print(f'error making symbolic link {dest}', file=sys.stderr)
raise e