numam-dpdk/buildtools/map_to_def.py
Bruce Richardson 4c773788e0 build: generate Windows exports file
Rather than having a separate version.map file for linux/BSD and an
exports definition file for windows for each library, generate the
latter from the former automatically at build time.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
2019-06-05 19:49:28 +02:00

41 lines
1.2 KiB
Python

#!/usr/bin/env python
# SPDX-License-Identifier: BSD-3-Clause
# Copyright(c) 2019 Intel Corporation
from __future__ import print_function
import sys
from os.path import dirname, basename, join, exists
def is_function_line(ln):
return ln.startswith('\t') and ln.endswith(';\n') and ":" not in ln
def main(args):
if not args[1].endswith('version.map') or \
not args[2].endswith('exports.def'):
return 1
# special case, allow override if an def file already exists alongside map file
override_file = join(dirname(args[1]), basename(args[2]))
if exists(override_file):
with open(override_file) as f_in:
functions = f_in.readlines()
# generate def file from map file.
# This works taking indented lines only which end with a ";" and which don't
# have a colon in them, i.e. the lines defining functions only.
else:
with open(args[1]) as f_in:
functions = [ln[:-2] + '\n' for ln in sorted(f_in.readlines())
if is_function_line(ln)]
functions = ["EXPORTS\n"] + functions
with open(args[2], 'w') as f_out:
f_out.writelines(functions)
return 0
if __name__ == "__main__":
sys.exit(main(sys.argv))