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# -*- Python -*-
# Experimental interface between distutils and autoconf for rpki CA tools.
#
# This is not yet ready for prime time.
# $Id$
#
# Copyright (C) 2012 Internet Systems Consortium ("ISC")
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
# PERFORMANCE OF THIS SOFTWARE.
import re
import os
class Autoconf(object):
def __init__(self):
self._names = set()
self._lists = set()
def _configure_strings(self, **kwargs):
for k, v in kwargs.iteritems():
setattr(self, k, v.strip())
self._names.update(kwargs)
def _configure_lists(self, **kwargs):
self._configure_strings(**kwargs)
self._lists.update(kwargs)
@property
def build_openssl(self):
return "openssl" in self.TOP_LEVEL_SUBDIRS
_re = re.compile(r"\$\{[^}]+\}")
def _repl(self, m):
orig = m.group(0)
name = orig[2:-1]
return getattr(self, name, os.getenv(name, orig))
def _fixup(self):
done = False
while not done:
done = True
for name in self._names:
v, n = self._re.subn(self._repl, getattr(self, name))
if v != getattr(self, name):
setattr(self, name, v)
done = False
for name in self._lists:
setattr(self, name, getattr(self, name).split())
ac = Autoconf()
ac._configure_lists(
TOP_LEVEL_SUBDIRS = '''@TOP_LEVEL_SUBDIRS@''',
CFLAGS = '''@CFLAGS@''',
LDFLAGS = '''@LDFLAGS@ @POW_LDFLAGS@''',
LIBS = '''@LIBS@''')
ac._configure_strings(
prefix = '''@prefix@''',
sbindir = '''@sbindir@''',
sysconfdir = '''@sysconfdir@''',
abs_top_builddir = '''@abs_top_builddir@''',
abs_top_srcdir = '''@abs_top_srcdir@''',
abs_builddir = '''@abs_builddir@''',
exec_prefix = '''@exec_prefix@''',
libexecdir = '''@libexecdir@''',
PYTHON = '''@PYTHON@''')
ac._fixup()
if __name__ == "__main__":
for name in ac._names:
print "%s: %r" % (name, getattr(ac, name))
print
print "build_openssl:", ac.build_openssl
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