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#!/usr/bin/env python
import re
import os
import sys
import shutil
import subprocess
from functools import partial
sys_re = re.compile("^/System")
usr_re = re.compile("^/usr/lib/")
exe_re = re.compile("@executable_path")
def is_user_lib(objfile, libname):
return not sys_re.match(libname) and \
not usr_re.match(libname) and \
not exe_re.match(libname) and \
not "libobjc" in libname and \
not "libSystem" in libname and \
not "libc" in libname and \
not "libgcc" in libname and \
not os.path.basename(objfile) in libname
def otool(objfile):
command = "otool -L %s | grep -e '\t' | awk '{ print $1 }'" % objfile
output = subprocess.check_output(command, shell = True)
return filter(partial(is_user_lib, objfile), output.split())
def install_name_tool_change(old, new, objfile):
subprocess.call(["install_name_tool", "-change", old, new, objfile])
def install_name_tool_id(name, objfile):
subprocess.call(["install_name_tool", "-id", name, objfile])
def libraries(objfile, result = dict()):
libs_list = otool(objfile)
result[objfile] = set(libs_list)
for lib in libs_list:
if lib not in result:
libraries(lib, result)
return result
def leafs(libs_dict, processed = []):
result = []
processed = set(processed)
for objfile, libs in libs_dict.items():
if libs <= processed:
result.append(objfile)
return result
def lib_path(binary):
return os.path.join(os.path.dirname(binary), 'lib')
def lib_name(lib):
return os.path.join("@executable_path", "lib", os.path.basename(lib))
def process_libraries(libs_dict, binary, processed = []):
ls = leafs(libs_dict, processed)
diff = set(ls) - set(processed)
if diff == set():
return
for src in diff:
name = lib_name(src)
dst = os.path.join(lib_path(binary), os.path.basename(src))
shutil.copy(src, dst)
os.chmod(dst, 0o755)
install_name_tool_id(name, dst)
if src in libs_dict[binary]:
install_name_tool_change(src, name, binary)
for p in processed:
if p in libs_dict[src]:
install_name_tool_change(p, lib_name(p), dst)
process_libraries(libs_dict, binary, ls)
def main():
binary = os.path.abspath(sys.argv[1])
if not os.path.exists(lib_path(binary)):
os.makedirs(lib_path(binary))
libs = libraries(binary)
print(libs)
process_libraries(libs, binary)
if __name__ == "__main__":
main()
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