1*4882a593Smuzhiyun#!/usr/bin/env python3 2*4882a593Smuzhiyun# 3*4882a593Smuzhiyun# SPDX-License-Identifier: GPL-2.0-only 4*4882a593Smuzhiyun# 5*4882a593Smuzhiyun 6*4882a593Smuzhiyunimport sys 7*4882a593Smuzhiyunimport os 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun# Take a sysroot directory and turn all the abolute symlinks and turn them into 10*4882a593Smuzhiyun# relative ones such that the sysroot is usable within another system. 11*4882a593Smuzhiyun 12*4882a593Smuzhiyunif len(sys.argv) != 2: 13*4882a593Smuzhiyun print("Usage is " + sys.argv[0] + "<directory>") 14*4882a593Smuzhiyun sys.exit(1) 15*4882a593Smuzhiyun 16*4882a593Smuzhiyuntopdir = sys.argv[1] 17*4882a593Smuzhiyuntopdir = os.path.abspath(topdir) 18*4882a593Smuzhiyun 19*4882a593Smuzhiyundef handlelink(filep, subdir): 20*4882a593Smuzhiyun link = os.readlink(filep) 21*4882a593Smuzhiyun if link[0] != "/": 22*4882a593Smuzhiyun return 23*4882a593Smuzhiyun if link.startswith(topdir): 24*4882a593Smuzhiyun return 25*4882a593Smuzhiyun #print("Replacing %s with %s for %s" % (link, topdir+link, filep)) 26*4882a593Smuzhiyun print("Replacing %s with %s for %s" % (link, os.path.relpath(topdir+link, subdir), filep)) 27*4882a593Smuzhiyun os.unlink(filep) 28*4882a593Smuzhiyun os.symlink(os.path.relpath(topdir+link, subdir), filep) 29*4882a593Smuzhiyun 30*4882a593Smuzhiyunfor subdir, dirs, files in os.walk(topdir): 31*4882a593Smuzhiyun for f in dirs + files: 32*4882a593Smuzhiyun filep = os.path.join(subdir, f) 33*4882a593Smuzhiyun if os.path.islink(filep): 34*4882a593Smuzhiyun #print("Considering %s" % filep) 35*4882a593Smuzhiyun handlelink(filep, subdir) 36