1b8e80941Smrg#!/usr/bin/env python2 2848b8605Smrg# -*- coding: utf-8 -*- 3848b8605Smrg 4848b8605Smrg# Copyright © 2013 Intel Corporation 5848b8605Smrg# 6848b8605Smrg# Permission is hereby granted, free of charge, to any person obtaining a 7848b8605Smrg# copy of this software and associated documentation files (the "Software"), 8848b8605Smrg# to deal in the Software without restriction, including without limitation 9848b8605Smrg# the rights to use, copy, modify, merge, publish, distribute, sublicense, 10848b8605Smrg# and/or sell copies of the Software, and to permit persons to whom the 11848b8605Smrg# Software is furnished to do so, subject to the following conditions: 12848b8605Smrg# 13848b8605Smrg# The above copyright notice and this permission notice (including the next 14848b8605Smrg# paragraph) shall be included in all copies or substantial portions of the 15848b8605Smrg# Software. 16848b8605Smrg# 17848b8605Smrg# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18848b8605Smrg# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19848b8605Smrg# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20848b8605Smrg# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21848b8605Smrg# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 22848b8605Smrg# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 23848b8605Smrg# IN THE SOFTWARE. 24848b8605Smrg 25848b8605Smrgimport sys 26848b8605Smrgimport argparse 27848b8605Smrgimport re 28848b8605Smrgimport subprocess 29848b8605Smrg 30848b8605Smrg# Example usages: 31848b8605Smrg# ./gen-symbol-redefs.py i915/.libs/libi915_dri.a old_ i915 i830 32848b8605Smrg# ./gen-symbol-redefs.py r200/.libs/libr200_dri.a r200_ r200 33848b8605Smrg 34848b8605Smrgargparser = argparse.ArgumentParser(description="Generates #defines to hide driver global symbols outside of a driver's namespace.") 35848b8605Smrgargparser.add_argument("file", 36848b8605Smrg metavar = 'file', 37848b8605Smrg help='libdrivername.a file to read') 38848b8605Smrgargparser.add_argument("newprefix", 39848b8605Smrg metavar = 'newprefix', 40848b8605Smrg help='New prefix to give non-driver global symbols') 41848b8605Smrgargparser.add_argument('prefixes', 42848b8605Smrg metavar='prefix', 43848b8605Smrg nargs='*', 44848b8605Smrg help='driver-specific prefixes') 45848b8605Smrgargs = argparser.parse_args() 46848b8605Smrg 47848b8605Smrgstdout = subprocess.check_output(['nm', args.file]) 48848b8605Smrg 49848b8605Smrgfor line in stdout.splitlines(): 50848b8605Smrg m = re.match("[0-9a-z]+ [BT] (.*)", line) 51848b8605Smrg if not m: 52848b8605Smrg continue 53848b8605Smrg 54848b8605Smrg symbol = m.group(1) 55848b8605Smrg 56848b8605Smrg has_good_prefix = re.match(args.newprefix, symbol) != None 57848b8605Smrg for prefix in args.prefixes: 58848b8605Smrg if re.match(prefix, symbol): 59848b8605Smrg has_good_prefix = True 60848b8605Smrg break 61848b8605Smrg if has_good_prefix: 62848b8605Smrg continue 63848b8605Smrg 64848b8605Smrg # This is the single public entrypoint. 65848b8605Smrg if re.match("__driDriverGetExtensions", symbol): 66848b8605Smrg continue 67848b8605Smrg 68848b8605Smrg print '#define {0:35} {1}{0}'.format(symbol, args.newprefix) 69