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52 lines
1.5 KiB
52 lines
1.5 KiB
9 years ago
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#!/usr/bin/env python3
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# (c) 2015 Taeyeon Mori
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from animeimport import transport_path
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import argparse
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import os
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import sys
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import errno
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def resymlink(target, location, dir, dir_fd):
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try:
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os.unlink(location, dir_fd=dir_fd)
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except FileNotFoundError:
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pass
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if os.path.isabs(target):
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os.symlink(target, location, dir_fd=dir_fd)
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else:
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os.symlink(transport_path(target, dir, location), location, dir_fd=dir_fd)
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def main(argv):
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parser = argparse.ArgumentParser(prog=argv[0], description="""
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Move symbolic link targets (Does not move the files, only changes referencing symlinks)
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""")
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parser.add_argument("source_anchor", help="Old path")
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parser.add_argument("target_anchor", help="New path")
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args = parser.parse_args(argv[1:])
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sa_len = len(args.source_anchor)
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for root, dirs, files, root_fd in os.fwalk():
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print("CHDIR %s" % root)
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for fname in files:
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try:
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target = os.readlink(fname, dir_fd=root_fd)
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except OSError as e:
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if e.errno == errno.EINVAL:
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continue # not a symlink, don't touch it
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raise
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else:
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if target.startswith(args.source_anchor):
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newtarget = args.target_anchor + target[sa_len:]
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print(" LINK '%s' => '%s'" % (fname, newtarget))
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resymlink(newtarget, fname, root, root_fd)
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if __name__ == "__main__":
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sys.exit(main(sys.argv))
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