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#!/usr/bin/python
# encoding: UTF-8
import codecs
import os
import re
class Config:
"""gnulib generic configuration"""
_TABLE_ = {
"root" : "",
"local_dir" : "",
"source_base" : "lib",
"m4_base" : "m4",
"po_base" : "po",
"doc_base" : "doc",
"tests_base" : "tests",
"aux_dir" : "",
"lib" : "libgnu",
"makefile_name" : "Makefile.am",
"macro_prefix" : "gl",
"po_domain" : "",
"witness_c_macro" : "",
"lgpl" : 0,
"tests" : False,
"cxx_tests" : False,
"longrunning_tests" : False,
"privileged_tests" : False,
"unportable_tests" : False,
"all_tests" : False,
"libtool" : False,
"conddeps" : False,
"vc_files" : False,
"autoconf" : 2.59,
}
def __init__(self, **kwargs):
self.__dict__["_table_"] = dict()
for key in Config._TABLE_:
self.__dict__["_table_"][key] = Config._TABLE_[key]
for key, value in kwargs.items():
self[key] = value
def __repr__(self):
return repr(self.__dict__["_table_"])
def __setattr__(self, key, value):
self[key] = value
self.__dict__[key] = value
def __getattr__(self, key):
return self[key]
def __getitem__(self, key):
if key not in Config._TABLE_:
key = key.replace("-", "_")
if key not in Config._TABLE_:
raise KeyError("unsupported option: %r" % key)
return self.__dict__["_table_"][key]
def __setitem__(self, key, value):
if key not in Config._TABLE_:
key = key.replace("_", "-")
if key not in Config._TABLE_:
raise KeyError("unsupported option: %r" % key)
key = key.replace("-", "_")
typeid = type(Config._TABLE_[key])
if key == "lgpl":
if value not in [None, 2, 3]:
raise TypeError("lgpl option must be either None or integral version (2 or 3)")
elif key == "autoconf":
if value < 2.59:
raise AutoconfVersionError(2.59)
elif not isinstance(value, typeid):
raise TypeError("%r option must be of %r type" % (key, typeid))
tests = ["tests", "cxx-tests", "longrunning-tests", "privileged-tests", "unportable-tests"]
if key == "all-tests":
for _ in tests:
self.__dict__["_table_"][_] = value
else:
self.__dict__["_table_"][key] = value
class CachedConfig(Config):
"""gnulib cached configuration"""
_AUTOCONF_ = {
"autoconf" : re.compile(".*AC_PREREQ\\(\\[(.*?)\\]\\)", re.S | re.M),
"aux-dir" : re.compile("^AC_CONFIG_AUX_DIR\\(\\[(.*?)\\]\\)$", re.S | re.M),
"libtool" : re.compile("A[CM]_PROG_LIBTOOL", re.S | re.M)
}
_GNULIB_CACHE_ = {
"libtool" : (bool, "gl_LIBTOOL"),
"conddeps" : (bool, "gl_CONDITIONAL_DEPENDENCIES"),
"vc-files" : (bool, "gl_VC_FILES"),
"tests" : (bool, "gl_WITH_TESTS"),
"obsolete" : (bool, "gl_WITH_OBSOLETE"),
"cxx-tests" : (bool, "gl_WITH_CXX_TESTS"),
"longrunning-tests" : (bool, "gl_WITH_LONGRUNNING_TESTS"),
"privileged-tests" : (bool, "gl_WITH_PRIVILEGED_TESTS"),
"unportable-tests" : (bool, "gl_WITH_UNPORTABLE_TESTS"),
"all-tests" : (bool, "gl_WITH_ALL_TESTS"),
"local-dir" : (str, "gl_LOCAL_DIR"),
"source-base" : (str, "gl_SOURCE_BASE"),
"m4-base" : (str, "gl_M4_BASE"),
"po-base" : (str, "gl_PO_BASE"),
"doc-base" : (str, "gl_DOC_BASE"),
"tests-base" : (str, "gl_TESTS_BASE"),
"makefile-name" : (str, "gl_MAKEFILE_NAME"),
"macro-prefix" : (str, "gl_MACRO_PREFIX"),
"po-domain" : (str, "gl_PO_DOMAIN"),
"witness-c-macro" : (str, "gl_WITNESS_C_MACRO"),
"lib" : (str, "gl_LIB"),
"modules" : (list, "gl_MODULES"),
"avoids" : (list, "gl_AVOID"),
"lgpl" : (str, "gl_LGPL"),
}
_GNULIB_CACHE_BOOL_ = []
_GNULIB_CACHE_STR_ = []
_GNULIB_CACHE_LIST_ = []
for _key_, (_typeid_, _) in _GNULIB_CACHE_.items():
if _typeid_ is bool:
_GNULIB_CACHE_BOOL_ += [_key_]
elif _typeid_ is str:
_GNULIB_CACHE_STR_ += [_key_]
else:
_GNULIB_CACHE_LIST_ += [_key_]
_GNULIB_CACHE_PATTERN_ = re.compile("^(gl_.*?)\\(\\[(.*?)\\]\\)$", re.S | re.M)
def __init__(self, root, autoconf=None, **kwargs):
if not isinstance(root, str):
raise TypeError("root must be of 'str' type")
super().__init__(**kwargs)
self._autoconf_(root, autoconf)
self._gnulib_cache_(root)
self._gnulib_comp_(root)
def _autoconf_(self, root, autoconf):
if not autoconf:
autoconf = os.path.join(root, "configure.ac")
if not os.path.exists(autoconf):
autoconf = os.path.join(root, "configure.in")
if not os.path.isabs(autoconf):
autoconf = os.path.join(root, autoconf)
with codecs.open(autoconf, "rb", "UTF-8") as stream:
data = stream.read()
for key, pattern in CachedConfig._AUTOCONF_.items():
match = pattern.findall(data)
if not match:
continue
if key == "autoconf":
self["autoconf"] = sorted(set([float(_.strip()) for _ in match if _.strip()]))[-1]
else:
self[key] = match[-1]
def _gnulib_cache_(self, root):
m4base = self["m4-base"]
gnulib_cache = os.path.join(root, m4base, "gnulib-cache.m4")
if os.path.exists(gnulib_cache):
with codecs.open(gnulib_cache, "rb", "UTF-8") as stream:
data = stream.read()
for key in CachedConfig._GNULIB_CACHE_BOOL_:
(_, macro) = CachedConfig._GNULIB_CACHE_[key]
if key in data:
self[key] = True
match = dict(CachedConfig._GNULIB_CACHE_PATTERN_.findall(data))
for key in CachedConfig._GNULIB_CACHE_STR_:
(_, macro) = CachedConfig._GNULIB_CACHE_[key]
if macro in match:
self[key] = match[macro].strip()
for key in CachedConfig._GNULIB_CACHE_LIST_:
(_, macro) = CachedConfig._GNULIB_CACHE_[key]
if macro in match:
self[key] = [_.strip() for _ in match[macro].split("\n") if _.strip()]
def _gnulib_comp_(self, root):
m4base = self["m4-base"]
gnulib_comp = os.path.join(root, m4base, "gnulib-comp.m4")
if os.path.exists(gnulib_comp):
with codecs.open(gnulib_comp, "rb", "UTF-8") as stream:
data = stream.read()
regex = "AC_DEFUN\\(\\[%s_FILE_LIST\\], \\[(.*?)\\]\\)" % self["macro-prefix"]
pattern = re.compile(regex, re.S | re.M)
match = pattern.findall(data)
if match:
self["files"] = [_.strip() for _ in match[-1].split("\n") if _.strip()]
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