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#!/usr/bin/python
import os, subprocess
def pathsplit(p, rest=[]):
(h,t) = os.path.split(p)
if len(h) < 1: return [t]+rest
if len(t) < 1: return [h]+rest
return pathsplit(h,[t]+rest)
def commonpath(l1, l2, common=[]):
if len(l1) < 1: return (common, l1, l2)
if len(l2) < 1: return (common, l1, l2)
if l1[0] != l2[0]: return (common, l1, l2)
return commonpath(l1[1:], l2[1:], common+[l1[0]])
def relpath(p1, p2):
(common,l1,l2) = commonpath(pathsplit(p1), pathsplit(p2))
p = []
if len(l1) > 0:
p = [ '../' * len(l1) ]
p = p + l2
return os.path.join( *p )
fdupes = subprocess.Popen(['fdupes', '-r', '--sameline', '.'], stdout=subprocess.PIPE)
for l in fdupes.stdout:
files = l.split()
master = files.pop(0)
for dup in files:
target = relpath(os.path.dirname(dup), master)
os.unlink(dup)
os.symlink(target, dup)
print dup, '->', target
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