def main(namespace, *headers, outfile=None):
generator_path, generator_name = utils.find_xml_generator()
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
cflags='-std=c++14')
decls = parser.parse(headers, xml_generator_config)
global_namespace = declarations.get_global_namespace(decls[0])
ns = global_namespace.namespace(namespace)
if outfile is None:
outfile = sys.stdout
else:
outfile = open(outfile, 'w')
def out(s):
if not s: return
outfile.write(s)
outfile.write('\n')
out("#include <pybind11/pybind11.h>")
out("#include <pybind11/stl.h>")
for header in headers:
out(f'#include "{header}"')
out("namespace py = pybind11;")
out(f'PYBIND11_MODULE({namespace}, m){{')
out("using namespace pybind11::literals;")
for decl in ns.declarations:
out(dump_decl(decl))
out('}')
def pygccxml_parser(filename):
"""
Implementation of pygccxml parser
"""
generator_path, generator_name = utils.find_xml_generator()
# Configure the xml generator
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path, xml_generator=generator_name)
filename = filename
decls = parser.parse([filename], xml_generator_config)
global_namespace = declarations.get_global_namespace(decls)
ns = global_namespace.namespace("sample_namespace")
return declarations.print_declarations(ns)
def test_config(self):
"""Test config setup with wrong xml generator setups."""
# Some code to parse for the example
code = "int a;"
# Find the location of the xml generator (castxml or gccxml)
generator_path, name = utils.find_xml_generator()
# No xml generator path
config = parser.xml_generator_configuration_t(xml_generator=name)
self.assertRaises(
RuntimeError, lambda: parser.parse_string(code, config))
# Invalid path
config = parser.xml_generator_configuration_t(
xml_generator_path="wrong/path",
xml_generator=name)
self.assertRaises(
RuntimeError, lambda: parser.parse_string(code, config))
# None path
config = parser.xml_generator_configuration_t(
xml_generator_path=None,
xml_generator=name)
self.assertRaises(
RuntimeError, lambda: parser.parse_string(code, config))
# No name
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path)
self.assertRaises(
RuntimeError, lambda: parser.parse_string(code, config))
# Random name
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator="not_a_generator")
self.assertRaises(
RuntimeError, lambda: parser.parse_string(code, config))
# None name
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=None)
self.assertRaises(
RuntimeError, lambda: parser.parse_string(code, config))
def test_config(self):
"""
Test that a missing include directory is printing a warning,
not raising an error
"""
# Some code to parse for the example
code = "int a;"
# Find the location of the xml generator (castxml or gccxml)
generator_path, name = utils.find_xml_generator()
# Path given as include director doesn't exist
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=name,
include_paths=["doesnt/exist", os.getcwd()])
self.assertWarns(RuntimeWarning, parser.parse_string, code, config)
def test_config(self):
"""Test config setup with wrong xml generator setups."""
# Some code to parse for the example
code = "int a;"
# Find the location of the xml generator (castxml or gccxml)
generator_path, name = utils.find_xml_generator()
# No xml generator path
config = parser.xml_generator_configuration_t(xml_generator=name)
self.assertRaises(RuntimeError,
lambda: parser.parse_string(code, config))
# Invalid path
config = parser.xml_generator_configuration_t(
xml_generator_path="wrong/path", xml_generator=name)
self.assertRaises(RuntimeError,
lambda: parser.parse_string(code, config))
# None path
config = parser.xml_generator_configuration_t(xml_generator_path=None,
xml_generator=name)
self.assertRaises(RuntimeError,
lambda: parser.parse_string(code, config))
# No name
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path)
self.assertRaises(RuntimeError,
lambda: parser.parse_string(code, config))
# Random name
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path, xml_generator="not_a_generator")
self.assertRaises(RuntimeError,
lambda: parser.parse_string(code, config))
# None name
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path, xml_generator=None)
self.assertRaises(RuntimeError,
lambda: parser.parse_string(code, config))
def main():
"""
Main function to generate Python-C++ binding code
"""
# Find out the xml generator (gccxml or castxml)
generator_path, generator_name = utils.find_xml_generator()
compiler = "g++"
compiler_path = "/usr/bin/g++"
# Create configuration for CastXML
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
compiler=compiler,
compiler_path=compiler_path)
# Set include dirs and cflags to avoid warnings and errors
xml_generator_config.append_cflags("-std=c++11")
xml_generator_config.include_paths.append("../include/generated/")
# Find all relevant headers
header_list = get_list_of_files("../include/generated/")
header_list = header_list + get_list_of_files("../include/ad_rss/core/")
header_list = header_list + get_list_of_files("../include/ad_rss/physics/")
# Parses the source files and creates a module_builder object
builder = module_builder.module_builder_t(
header_list,
xml_generator_path=generator_path,
xml_generator_config=xml_generator_config)
# Automatically detect properties and associated getters/setters
builder.classes().add_properties(exclude_accessors=True)
# Define a name for the module
builder.build_code_creator(module_name="libad_rss_python")
# Writes the C++ interface file
builder.write_module('PythonWrapper.cpp')
def try_pygccxml():
from pygccxml import declarations
from pygccxml import utils
from pygccxml import parser
# Find out the c++ parser. This should resolve to the castxml
# version installed in Docker.
generator_path, generator_name = utils.find_xml_generator()
# Configure the xml generator
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
include_paths=["/usr/include/eigen3"],
# TODO(eric.cousineau): Why is `compiler_path` necessary?
compiler_path=generator_path,
start_with_declarations=["ns"],
)
t_start = time.time()
(global_ns, ) = parser.parse_string(code, config)
dt = time.time() - t_start
return dt
def main():
defines = []
includes = []
cxxflags = [
'-Wno-unknown-attributes',
'-Wno-unused-value',
'-Wno-macro-redefined',
]
compiler = 'g++'
args = sys.argv[1:]
while args and args[0].startswith('-'):
arg = args.pop(0)
if arg.startswith('-I'):
include = arg[2:]
includes.append(include)
elif arg.startswith('-D'):
define = arg[2:]
defines.append(define)
else:
sys.stderr.write('error: unknown option %r\n' % arg)
sys.exit(1)
winsdk = True
if winsdk:
# Set up Clang compiler flags to use MinGW runtime
# http://stackoverflow.com/a/19839946
p = subprocess.Popen(
["x86_64-w64-mingw32-g++", "-x", "c++", "-E", "-Wp,-v", '-', '-fsyntax-only'],
stdin=open(os.devnull, 'rt'),
stdout=open(os.devnull, 'wt'),
stderr=subprocess.PIPE)
includes.append('/usr/share/castxml/clang/include')
for line in p.stderr:
if line.startswith(' '):
include = line.strip()
if os.path.isdir(include):
if os.path.exists(os.path.join(include, 'ia32intrin.h')):
# XXX: We must use Clang's intrinsic headers
continue
includes.append(os.path.normpath(include))
winver = 0x0602
defines += [
# emulate MinGW
'__MINGW32__',
'_WIN32',
'_WIN64',
'__declspec(x)=',
# Avoid namespace pollution when including windows.h
# http://support.microsoft.com/kb/166474
'WIN32_LEAN_AND_MEAN',
# Set Windows version to 8.1
'_WIN32_WINNT=0x%04X' % winver,
'WINVER=0x%04X' % winver,
'NTDDI_VERSION=0x%04X0000' % winver,
# Prevent headers from requiring a rpcndr.h version beyond MinGW's
'__REQUIRED_RPCNDR_H_VERSION__=475',
# Avoid C++ helper classes
'D3D10_NO_HELPERS',
'D3D11_NO_HELPERS',
'D3D11_VIDEO_NO_HELPERS',
]
# XXX: Change compiler?
#compiler = 'cl'
# XXX: This doesn't seem to work well
cxxflags += [
#'-m32',
#'-target', 'x86_64-pc-mingw32',
]
sys.stderr.write('Include path:\n')
for include in includes:
sys.stderr.write(' %s\n' % include)
sys.stderr.write('Definitions:\n')
for define in defines:
sys.stderr.write(' %s\n' % define)
import logging
utils.loggers.set_level(logging.DEBUG)
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator("castxml")
# Configure the xml generator
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
define_symbols = defines,
include_paths = includes,
cflags = ' '.join(cxxflags),
compiler = compiler,
#keep_xml = True,
)
script_dir = os.path.dirname(__file__)
headers = [
os.path.join(script_dir, '..', '..', 'compat', 'winsdk_compat.h'),
os.path.join(script_dir, 'cxx2api.h'),
]
main_header = args[0]
headers.append(main_header)
decls = parser.parse(headers, config, parser.COMPILATION_MODE.ALL_AT_ONCE)
global_ns = declarations.get_global_namespace(decls)
def decl_filter(decl):
location = decl.location
if location is None:
return False
return os.path.basename(location.file_name) in map(os.path.basename, args)
module, _ = os.path.splitext(main_header)
visitor = decl2_dumper_t(module)
visitor.start()
for decl in global_ns.declarations:
if not decl_filter(decl):
continue
if sys.stdout.isatty():
print('# ' + str(decl))
visitor.decl = decl
algorithm.apply_visitor(visitor, decl)
visitor.finish()
def get_header_info(self):
"""
PyGCCXML header code parser
magic happens here!
: returns the parsed header data in python dict
: return dict keys: namespace, class, io_signature, make,
properties, methods
: Can be used as an CLI command or an external API
"""
gr = self.modname.split('-')[0]
module = self.modname.split('-')[-1]
self.parsed_data['module_name'] = module
generator_path, generator_name = utils.find_xml_generator()
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
include_paths=self.include_paths,
compiler='gcc',
define_symbols=['BOOST_ATOMIC_DETAIL_EXTRA_BACKEND_GENERIC'],
cflags='-std=c++11')
decls = parser.parse([self.target_file], xml_generator_config)
global_namespace = declarations.get_global_namespace(decls)
# namespace
try:
self.parsed_data['namespace'] = []
ns = global_namespace.namespace(gr)
if ns is None:
raise BlockToolException
main_namespace = ns.namespace(module)
if main_namespace is None:
raise BlockToolException('namespace cannot be none')
self.parsed_data['namespace'] = [gr, module]
if main_namespace.declarations:
for _namespace in main_namespace.declarations:
if isinstance(_namespace, declarations.namespace_t):
if Constants.KERNEL not in str(_namespace):
main_namespace = _namespace
self.parsed_data['namespace'].append(
str(_namespace).split('::')[-1].split(' ')[0])
except RuntimeError:
raise BlockToolException(
'Invalid namespace format in the block header file')
# class
try:
self.parsed_data['class'] = ''
for _class in main_namespace.declarations:
if isinstance(_class, declarations.class_t):
expected_class_name = self.filename.split('.')[0]
if expected_class_name in str(_class):
main_class = _class
self.parsed_data['class'] = str(_class).split(
'::')[2].split(' ')[0]
# in more complicated blocks, there are many classes included in this declaration
# Break after the first class - safe to assume this is the "main class"?
if len(main_class.bases) > 0:
self.parsed_data['block_type'] = main_class.bases[
0].declaration_path[-1]
break
except RuntimeError:
raise BlockToolException(
'Block header namespace {} must consist of a valid class instance'
.format(module))
# io_signature, message_ports
self.parsed_data['io_signature'] = {}
self.parsed_data['message_port'] = {}
if os.path.isfile(self.impl_file) and exist_comments(self):
self.parsed_data['io_signature'] = io_signature(self.impl_file)
self.parsed_data['message_port'] = message_port(self.impl_file)
read_comments(self)
elif os.path.isfile(self.impl_file) and not exist_comments(self):
self.parsed_data['io_signature'] = io_signature(self.impl_file)
self.parsed_data['message_port'] = message_port(self.impl_file)
if self.addcomments:
add_comments(self)
elif not os.path.isfile(self.impl_file) and exist_comments(self):
read_comments(self)
else:
self.parsed_data['io_signature'] = {"input": [], "output": []}
self.parsed_data['message_port'] = self.parsed_data['io_signature']
# make
try:
self.parsed_data['make'] = {}
self.parsed_data['make']['arguments'] = []
query_m = declarations.custom_matcher_t(
lambda mem_fun: mem_fun.name.startswith('make'))
query_make = query_m & declarations.access_type_matcher_t('public')
make_func = main_class.member_functions(
function=query_make,
allow_empty=True,
header_file=self.target_file)
criteria = declarations.calldef_matcher(name='make')
_make_fun = declarations.matcher.get_single(criteria, main_class)
_make_fun = str(_make_fun).split('make')[-1].split(')')[0].split(
'(')[1].lstrip().rstrip().split(',')
if make_func:
for arg in make_func[0].arguments:
make_arguments = None
'''
for _arg in _make_fun:
if str(arg.name) in _arg:
make_arguments = {
"name": str(arg.name),
"dtype": str(arg.decl_type),
"default": ""
}
if re.findall(r'[-+]?\d*\.\d+|\d+', _arg):
make_arguments['default'] = re.findall(
r'[-+]?\d*\.\d+|\d+', _arg)[0]
elif re.findall(r'\"(.+?)\"', _arg):
make_arguments['default'] = re.findall(
r'\"(.+?)\"', _arg)[0]
elif "true" in _arg:
make_arguments['default'] = "True"
elif "false" in _arg:
make_arguments['default'] = "False"
'''
# In case the search did not find an argument in the inner loop
# This happens while parsing digital/symbol_sync_cc.h
if make_arguments:
self.parsed_data['make']['arguments'].append(
make_arguments.copy())
else:
self.parsed_data['make']['arguments'].append({
"name":
str(arg.name),
"dtype":
str(arg.decl_type),
"default":
arg.
default_value # can we get default argument directly from arg
})
except RuntimeError:
self.parsed_data['make'] = {}
self.parsed_data['make']['arguments'] = []
# setters
try:
self.parsed_data['methods'] = []
query_methods = declarations.access_type_matcher_t('public')
setters = main_class.member_functions(function=query_methods,
allow_empty=True,
header_file=self.target_file)
getter_arguments = []
if setters:
for setter in setters:
if str(setter.name).startswith(
'set_') and setter.arguments:
setter_args = {
"name": str(setter.name),
"arguments_type": []
}
for argument in setter.arguments:
args = {
"name": str(argument.name),
"dtype": str(argument.decl_type)
}
getter_arguments.append(args['name'])
setter_args['arguments_type'].append(args.copy())
self.parsed_data['methods'].append(setter_args.copy())
except RuntimeError:
self.parsed_data['methods'] = []
# getters
try:
self.parsed_data['properties'] = []
query_properties = declarations.access_type_matcher_t('public')
getters = main_class.member_functions(function=query_properties,
allow_empty=True,
header_file=self.target_file)
if getters:
for getter in getters:
if not getter.arguments or getter.has_const:
getter_args = {
"name": str(getter.name),
"dtype": str(getter.return_type),
"read_only": True
}
if getter_args['name'] in getter_arguments:
getter_args["read_only"] = False
self.parsed_data['properties'].append(
getter_args.copy())
except RuntimeError:
self.parsed_data['properties'] = []
# all member functions
# setters and getters do not return all member functions for a block
try:
self.parsed_data['member_functions'] = []
query_methods = declarations.access_type_matcher_t('public')
functions = main_class.member_functions(
function=query_methods,
allow_empty=True,
header_file=self.target_file)
if functions:
for fcn in functions:
if str(fcn.name) not in [
main_class.name, '~' + main_class.name, 'make'
]:
fcn_args = {"name": str(fcn.name), "arguments": []}
for argument in fcn.arguments:
args = {
"name": str(argument.name),
"dtype": str(argument.decl_type),
"default": argument.default_value
}
fcn_args['arguments'].append(args.copy())
self.parsed_data['member_functions'].append(
fcn_args.copy())
except RuntimeError:
self.parsed_data['member_functions'] = []
# documentation
try:
_index = None
header_file = codecs.open(self.target_file, 'r', 'cp932')
self.parsed_data['docstring'] = re.compile(
r'//.*?$|/\*.*?\*/',
re.DOTALL | re.MULTILINE).findall(header_file.read())[2:]
header_file.close()
for doc in self.parsed_data['docstring']:
if Constants.BLOCKTOOL in doc:
_index = self.parsed_data['docstring'].index(doc)
if _index is not None:
self.parsed_data['docstring'] = self.parsed_data[
'docstring'][:_index]
except:
self.parsed_data['docstring'] = []
return self.parsed_data
def main():
defines = []
includes = []
cxxflags = [
'-Wno-unknown-attributes',
'-Wno-unused-value',
'-Wno-macro-redefined',
]
compiler = 'g++'
args = sys.argv[1:]
while args and args[0].startswith('-'):
arg = args.pop(0)
if arg.startswith('-I'):
include = arg[2:]
includes.append(include)
elif arg.startswith('-D'):
define = arg[2:]
defines.append(define)
else:
sys.stderr.write('error: unknown option %r\n' % arg)
sys.exit(1)
winsdk = True
if winsdk:
# Set up Clang compiler flags to use MinGW runtime
if 0:
# XXX: This doesn't work
# http://stackoverflow.com/a/19839946
p = subprocess.Popen([
"x86_64-w64-mingw32-g++", "-x", "c++", "-E", "-Wp,-v", '-',
'-fsyntax-only'
],
stdin=open(os.devnull, 'rt'),
stdout=open(os.devnull, 'wt'),
stderr=subprocess.PIPE)
includes.append('/usr/share/castxml/clang/include')
for line in p.stderr:
if line.startswith(' '):
include = line.strip()
if os.path.isdir(include):
includes.append(os.path.normpath(include))
elif 0:
# XXX: This matches what wclang does, but doensn't work neither
cxxflags += [
"-target",
"x86_64-w64-mingw32",
"-nostdinc",
"-isystem",
"/usr/lib/clang/3.6.0/include",
"-isystem",
"/usr/x86_64-w64-mingw32/include",
"-isystem",
"/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++",
"-isystem",
"/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++/x86_64-w64-mingw32",
]
else:
# This works somehow, but seems brittle
includes += [
'/usr/x86_64-w64-mingw32/include',
'/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++',
'/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++/x86_64-w64-mingw32',
]
winver = 0x0602
defines += [
# emulate MinGW
'__MINGW32__',
'_WIN32',
'_WIN64',
'__declspec(x)=',
# Avoid namespace pollution when including windows.h
# http://support.microsoft.com/kb/166474
'WIN32_LEAN_AND_MEAN',
# Set Windows version to 8.1
'_WIN32_WINNT=0x%04X' % winver,
'WINVER=0x%04X' % winver,
'NTDDI_VERSION=0x%04X0000' % winver,
# Avoid C++ helper classes
'D3D10_NO_HELPERS',
'D3D11_NO_HELPERS',
'D3D11_VIDEO_NO_HELPERS',
]
# XXX: Change compiler?
#compiler = 'cl'
# XXX: This doesn't seem to work well
cxxflags += [
#'-m32',
#'-target', 'x86_64-pc-mingw32',
]
sys.stderr.write('Include path:\n')
for include in includes:
sys.stderr.write(' %s\n' % include)
sys.stderr.write('Definitions:\n')
for define in defines:
sys.stderr.write(' %s\n' % define)
import logging
utils.loggers.set_level(logging.DEBUG)
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator("castxml")
# Configure the xml generator
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
define_symbols=defines,
include_paths=includes,
cflags=' '.join(cxxflags),
compiler=compiler,
#keep_xml = True,
)
script_dir = os.path.dirname(__file__)
headers = [
os.path.join(script_dir, '..', '..', 'compat', 'winsdk_compat.h'),
os.path.join(script_dir, 'cxx2api.h'),
]
main_header = args[0]
headers.append(main_header)
decls = parser.parse(headers, config, parser.COMPILATION_MODE.ALL_AT_ONCE)
global_ns = declarations.get_global_namespace(decls)
def decl_filter(decl):
location = decl.location
if location is None:
return False
return os.path.basename(location.file_name) in args
module, _ = os.path.splitext(main_header)
visitor = decl2_dumper_t(module)
visitor.start()
for decl in global_ns.declarations:
if not decl_filter(decl):
continue
visitor.decl = decl
algorithm.apply_visitor(visitor, decl)
visitor.finish()
def parse_file(filename, project_source_directory, include_directories,
declaration_names, stream):
"""
Entry point for parsing a file
"""
# Find out the xml generator (gccxml or castxml)
generator_path, generator_name = utils.find_xml_generator()
# Configure the xml generator
config = parser.xml_generator_configuration_t(
start_with_declarations=declaration_names.split(" "),
include_paths=include_directories.split(" "),
xml_generator_path=generator_path,
xml_generator=generator_name,
cflags='-std=c++11 -Wc++11-extensions')
# Parse source file
decls = parser.parse([os.path.abspath(filename)],
config,
compilation_mode=parser.COMPILATION_MODE.ALL_AT_ONCE)
# grab global namespace
try:
global_ns = declarations.get_global_namespace(decls)
except RuntimeError:
return []
# output file preamble
fileguard = "pybind_" + \
filename.replace('.', '_').replace('/', '_').replace('-', '_')
stream(
"""//=========================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
//
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//=========================================================================
""")
stream("#ifndef %s" % fileguard)
stream("#define %s" % fileguard)
stream("")
stream("#include <pybind11/pybind11.h>")
stream("")
stream("#include \"%s\"" % os.path.relpath(
os.path.abspath(filename),
os.path.commonprefix([
os.path.abspath(project_source_directory),
os.path.abspath(filename)
])))
stream("")
includes = get_includes(global_ns, filename, project_source_directory)
for include in includes:
stream("#include \"%s\"" % include)
if includes:
stream("")
stream("namespace py = pybind11;")
stream("")
wrapped_objects = {}
for enum_ in global_ns.enumerations(allow_empty=True):
if enum_.location.file_name != os.path.abspath(filename):
continue
if enum_.parent and type(enum_.parent).__name__.find('class_t') != -1:
continue
wrapped_objects[enum_] = parse_free_enumeration(enum_, stream)
stream("")
for class_ in global_ns.classes(allow_empty=True):
if class_.location.file_name != os.path.abspath(filename) or\
class_ in parsed_classes:
continue
if class_.parent and type(
class_.parent).__name__.find('class_t') != -1:
continue
wrapped_objects[class_] = parse_class(class_, stream)
stream("")
all_functions = set()
overloaded_functions = set()
for fn_ in global_ns.free_functions(allow_empty=True):
if fn_.location.file_name != os.path.abspath(filename):
continue
if fn_.name in all_functions:
overloaded_functions.add(fn_.name)
else:
all_functions.add(fn_.name)
for fn_ in global_ns.free_functions(allow_empty=True):
if fn_.location.file_name != os.path.abspath(filename):
continue
wrapped_objects[fn_] = parse_free_function(
fn_, fn_.name in overloaded_functions, stream)
stream("")
stream("#endif")
parsed_classes.clear()
return wrapped_objects
def parse_file(filename):
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator(name='castxml')
# Configure the xml generator
xml_generator_config = parser.xml_generator_configuration_t(
# cflags="-std=gnu++11",
cflags="-Wno-c++11-extensions",
include_paths=["/Users/markoates/Repos/allegro_flare/include"],
xml_generator_path=generator_path,
compiler="g++",
xml_generator=generator_name)
# Parse the c++ file
decls = parser.parse([filename], xml_generator_config)
# output some GOLD!
global_namespace = declarations.get_global_namespace(decls)
# Search for functions which return a double. Two functions will be found
criteria = declarations.calldef_matcher(
#return_type="float",
#header_file="/Users/markoates/Repos/allegro_flare/include/allegro_flare/" + filename)
header_file=os.path.abspath(filename))
# criteria = declarations.calldef_matcher(return_type=double_type)
found_items = declarations.matcher.find(criteria, global_namespace)
# populate the table with unique names
count = 0
for item in found_items:
count = count + 1
cleaned_filename = re.match(r'/Users/markoates/Repos/allegro_flare/(.*)', item.location.file_name).group(1)
# create `declaration_type`
declaration_type = item.__class__.__name__
if declaration_type[-2:] == "_t":
declaration_type = declaration_type[:-2]
declaration_type = declaration_type.replace('_', ' ')
declaration_type = "%s" % declaration_type
# create `declaration`
declaration = str(item)
declaration = re.match(r'(.*) \[.*\]$', declaration).group(1)
# try to extract any preceeding '//' comments above the declaration
in_source_documentation = extract_in_source_documentation(item.location.file_name, item.location.line)
# get grandparent's name
grandparent = item.parent.parent
grandparent_name = grandparent.name if grandparent else ''
# insert the content into the table
parse_cache_make_table_connection.execute("INSERT INTO parsed_declarations VALUES (NULL,?,?,?,?,?,?,?,?,?,?,?,?);",
(str(item), item.decl_string, declaration, item.name, declaration_type, str(item.parent.name), str(grandparent_name), item.attributes, cleaned_filename, str(item.location.line), in_source_documentation, "")
)
parse_cache_connection.commit()
# create a list of unique items
unique_item_names = set();
for item in found_items:
unique_item_names.update({item.name})
# cross-correlate declarations in the database
docs_connection = sqlite3.connect('doc_entries.db')
docs_connection.row_factory = sqlite3.Row
docs_c = docs_connection.cursor()
found_items = 0
unfound_items = 0
for item in unique_item_names:
docs_c.execute('SELECT * FROM entries WHERE decl=?', (item, ))
entries = docs_c.fetchall()
if len(entries) == 0:
print item
unfound_items += 1
else:
print_green(item + " - FOUND")
found_items += 1
if unfound_items == 0:
print_func = print_green
elif found_items == 0:
print_func = print_red
else:
print_func = print_yellow
print_func("==============================")
print_func(str(found_items) + " items found.")
print_func(str(unfound_items) + " matches missing.")
print_func("==============================")
return
def generate_python_wrapper(header_directories,
include_paths,
library_name,
cpp_filename,
declarations,
ignore_declarations={},
ignore_files={}):
"""
Function to generate Python-C++ binding code by calling pygccxml and py++
:param header_directories: directories with headers to create python binding for
:type header_directories: list<string>
:param include_paths: directories required as includes for the header files
:type include_paths: list<string>
:param library_name: the output name of the library to be created
:type library_name: string
:param cpp_filename: the output name of the C++ file to be created
:type cpp_filename: string
:param declarations: a list of declarations to be used for starting the AST syntax tree. See also
pygccxml start_with_declarations or either -fxml-start(gccxml) or -castxml-start(castxml)
:type declarations: list<string>
:param ignore_declarations: a list of declarations to be ignored when generating C++ code
:type ignore_declarations: list<string>
:param ignore_files: a list of files to be ignored
:type ignore_files: list<string>
:return:
"""
# Find out the xml generator (gccxml or castxml)
generator_path, generator_name = utils.find_xml_generator()
compiler = "g++"
compiler_path = "/usr/bin/g++"
# Create configuration for CastXML
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
compiler=compiler,
compiler_path=compiler_path,
start_with_declarations=declarations)
# Set include dirs and cflags to avoid warnings and errors
xml_generator_config.append_cflags("-std=c++11")
for inc_dir in include_paths:
xml_generator_config.include_paths.append(inc_dir)
for header_dir in header_directories:
xml_generator_config.include_paths.append(header_dir)
# Find all relevant headers
header_list = list()
for header_dir in header_directories:
header_list = header_list + get_list_of_files(
header_dir, ignore_files=ignore_files)
# Parses the source files and creates a module_builder object
builder = module_builder.module_builder_t(
header_list,
xml_generator_path=generator_path,
compilation_mode=parser.COMPILATION_MODE.ALL_AT_ONCE,
xml_generator_config=xml_generator_config,
indexing_suite_version=2)
for ignore_declaration in ignore_declarations:
builder.decls(lambda decl: ignore_declaration in decl.name).exclude()
# for some reason there is a problem with variables named 'length'
# the filename is empty and the line no is set to -1
# therefore the declaration is not processed in the code later on
# this is to fix length struct members
for decl in builder.decls("length"):
if isinstance(decl, decl_wrappers.variable_wrapper.variable_t):
if isinstance(decl.parent, decl_wrappers.class_wrapper.class_t):
decl.location.file_name = decl.parent.location.file_name
decl.location.line = decl.parent.location.line + 1
decl.ignore = False
# Automatically detect properties and associated getters/setters
builder.classes().add_properties(exclude_accessors=True)
# Define a name for the module
builder.build_code_creator(module_name=library_name)
# Writes the C++ interface file
builder.write_module(cpp_filename)
def main():
defines = []
includes = []
cxxflags = ["-Wno-unknown-attributes", "-Wno-unused-value", "-Wno-macro-redefined"]
compiler = "g++"
args = sys.argv[1:]
while args and args[0].startswith("-"):
arg = args.pop(0)
if arg.startswith("-I"):
include = arg[2:]
includes.append(include)
elif arg.startswith("-D"):
define = arg[2:]
defines.append(define)
else:
sys.stderr.write("error: unknown option %r\n" % arg)
sys.exit(1)
winsdk = True
if winsdk:
# Set up Clang compiler flags to use MinGW runtime
if 0:
# XXX: This doesn't work
# http://stackoverflow.com/a/19839946
p = subprocess.Popen(
["x86_64-w64-mingw32-g++", "-x", "c++", "-E", "-Wp,-v", "-", "-fsyntax-only"],
stdin=open(os.devnull, "rt"),
stdout=open(os.devnull, "wt"),
stderr=subprocess.PIPE,
)
includes.append("/usr/share/castxml/clang/include")
for line in p.stderr:
if line.startswith(" "):
include = line.strip()
if os.path.isdir(include):
includes.append(os.path.normpath(include))
elif 0:
# XXX: This matches what wclang does, but doensn't work neither
cxxflags += [
"-target",
"x86_64-w64-mingw32",
"-nostdinc",
"-isystem",
"/usr/lib/clang/3.6.0/include",
"-isystem",
"/usr/x86_64-w64-mingw32/include",
"-isystem",
"/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++",
"-isystem",
"/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++/x86_64-w64-mingw32",
]
else:
# This works somehow, but seems brittle
includes += [
"/usr/x86_64-w64-mingw32/include",
"/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++",
"/usr/lib/gcc/x86_64-w64-mingw32/4.9-win32/include/c++/x86_64-w64-mingw32",
]
winver = 0x0602
defines += [
# emulate MinGW
"__MINGW32__",
"_WIN32",
"_WIN64",
"__declspec(x)=",
# Avoid namespace pollution when including windows.h
# http://support.microsoft.com/kb/166474
"WIN32_LEAN_AND_MEAN",
# Set Windows version to 8.1
"_WIN32_WINNT=0x%04X" % winver,
"WINVER=0x%04X" % winver,
"NTDDI_VERSION=0x%04X0000" % winver,
# Avoid C++ helper classes
"D3D10_NO_HELPERS",
"D3D11_NO_HELPERS",
"D3D11_VIDEO_NO_HELPERS",
]
# XXX: Change compiler?
# compiler = 'cl'
# XXX: This doesn't seem to work well
cxxflags += [
#'-m32',
#'-target', 'x86_64-pc-mingw32',
]
sys.stderr.write("Include path:\n")
for include in includes:
sys.stderr.write(" %s\n" % include)
sys.stderr.write("Definitions:\n")
for define in defines:
sys.stderr.write(" %s\n" % define)
import logging
utils.loggers.set_level(logging.DEBUG)
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator("castxml")
# Configure the xml generator
config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
define_symbols=defines,
include_paths=includes,
cflags=" ".join(cxxflags),
compiler=compiler,
# keep_xml = True,
)
script_dir = os.path.dirname(__file__)
headers = [os.path.join(script_dir, "..", "..", "compat", "winsdk_compat.h"), os.path.join(script_dir, "cxx2api.h")]
main_header = args[0]
headers.append(main_header)
decls = parser.parse(headers, config, parser.COMPILATION_MODE.ALL_AT_ONCE)
global_ns = declarations.get_global_namespace(decls)
def decl_filter(decl):
location = decl.location
if location is None:
return False
return os.path.basename(location.file_name) in args
module, _ = os.path.splitext(main_header)
visitor = decl2_dumper_t(module)
visitor.start()
for decl in global_ns.declarations:
if not decl_filter(decl):
continue
visitor.decl = decl
algorithm.apply_visitor(visitor, decl)
visitor.finish()
def parse_file(filename, project_source_directory, include_directories,
declaration_names, stream):
"""
Entry point for parsing a file
"""
# Find out the xml generator (gccxml or castxml)
generator_path, generator_name = utils.find_xml_generator()
# Configure the xml generator
config = parser.xml_generator_configuration_t(
start_with_declarations=declaration_names.split(" "),
include_paths=include_directories.split(" "),
xml_generator_path=generator_path,
xml_generator=generator_name,
cflags='-std=c++11 -Wc++11-extensions')
# Parse source file
decls = parser.parse([os.path.abspath(filename)], config)
# grab global namespace
try:
global_ns = declarations.get_global_namespace(decls)
except RuntimeError:
return []
# output file preamble
fileguard = "pybind_" + filename.replace('.', '_').replace('/', '_')
stream("""//=========================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
//
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//=========================================================================
""")
stream("#ifndef %s" % fileguard)
stream("#define %s" % fileguard)
stream("")
stream("#include <pybind11/pybind11.h>")
stream("")
stream("#include \"%s\"" % os.path.relpath(os.path.abspath(filename),
os.path.commonprefix(
[os.path.abspath(project_source_directory),
os.path.abspath(filename)])))
stream("")
includes = get_includes(global_ns, filename, project_source_directory)
for include in includes:
stream("#include \"%s\"" % include)
if includes:
stream("")
stream("namespace py = pybind11;")
stream("")
wrapped_objects = {}
for enum_ in global_ns.enumerations(allow_empty=True):
if enum_.location.file_name != os.path.abspath(filename):
continue
if enum_.parent and type(enum_.parent).__name__.find('class_t') != -1:
continue
wrapped_objects[enum_] = parse_free_enumeration(enum_, stream)
stream("")
for class_ in global_ns.classes(allow_empty=True):
if class_.location.file_name != os.path.abspath(filename) or\
class_ in parsed_classes:
continue
if class_.parent and type(class_.parent).__name__.find('class_t') != -1:
continue
wrapped_objects[class_] = parse_class(class_, stream)
stream("")
all_functions = set()
overloaded_functions = set()
for fn_ in global_ns.free_functions(allow_empty=True):
if fn_.location.file_name != os.path.abspath(filename):
continue
if fn_.name in all_functions:
overloaded_functions.add(fn_.name)
else:
all_functions.add(fn_.name)
for fn_ in global_ns.free_functions(allow_empty=True):
if fn_.location.file_name != os.path.abspath(filename):
continue
wrapped_objects[fn_] = parse_free_function(
fn_, fn_.name in overloaded_functions, stream)
stream("")
stream("#endif")
parsed_classes.clear()
return wrapped_objects
def get_header_info(self, namespace_to_parse):
"""
PyGCCXML header code parser
magic happens here!
: returns the parsed header data in python dict
: return dict keys: namespace, class, io_signature, make,
properties, methods
: Can be used as an CLI command or an external API
"""
module = self.modname.split('-')[-1]
self.parsed_data['module_name'] = module
self.parsed_data['filename'] = self.filename
import hashlib
hasher = hashlib.md5()
with open(self.target_file, 'rb') as file_in:
buf = file_in.read()
hasher.update(buf)
self.parsed_data['md5hash'] = hasher.hexdigest()
# Right now if pygccxml is not installed, it will only handle the make function
# TODO: extend this to other publicly declared functions in the h file
if not PYGCCXML_AVAILABLE:
self.parsed_data['parser'] = 'simple'
(params, iosig, blockname) = self._parse_cc_h(self.target_file)
self.parsed_data['target_namespace'] = namespace_to_parse
namespace_dict = {}
namespace_dict['name'] = "::".join(namespace_to_parse)
class_dict = {}
class_dict['name'] = blockname
mf_dict = {
"name": "make",
"return_type":
"::".join(namespace_to_parse + [blockname, "sptr"]),
"has_static": "1"
}
args = []
for p in params:
arg_dict = {
"name": p['key'],
"dtype": p['type'],
"default": p['default']
}
args.append(arg_dict)
mf_dict["arguments"] = args
class_dict["member_functions"] = [mf_dict]
namespace_dict["classes"] = [class_dict]
self.parsed_data["namespace"] = namespace_dict
return self.parsed_data
else:
self.parsed_data['parser'] = 'pygccxml'
generator_path, generator_name = utils.find_xml_generator()
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
include_paths=self.include_paths,
compiler='gcc',
undefine_symbols=['__PIE__'],
define_symbols=self.define_symbols,
cflags='-std=c++17 -fPIC')
decls = parser.parse([self.target_file], xml_generator_config)
global_namespace = declarations.get_global_namespace(decls)
# namespace
# try:
main_namespace = global_namespace
for ns in namespace_to_parse:
main_namespace = main_namespace.namespace(ns)
if main_namespace is None:
raise BlockToolException('namespace cannot be none')
self.parsed_data['target_namespace'] = namespace_to_parse
self.parsed_data['namespace'] = self.parse_namespace(
main_namespace)
# except RuntimeError:
# raise BlockToolException(
# 'Invalid namespace format in the block header file')
# namespace
return self.parsed_data
def parse_file(filename):
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator(name='castxml')
# Configure the xml generator
xml_generator_config = parser.xml_generator_configuration_t(
# cflags="-std=gnu++11",
cflags="-Wno-c++11-extensions",
include_paths=["/Users/markoates/Repos/allegro_flare/include"],
xml_generator_path=generator_path,
compiler="g++",
xml_generator=generator_name)
# Parse the c++ file
decls = parser.parse([filename], xml_generator_config)
# output some GOLD!
global_namespace = declarations.get_global_namespace(decls)
# Search for functions which return a double. Two functions will be found
criteria = declarations.calldef_matcher(
#return_type="float",
#header_file="/Users/markoates/Repos/allegro_flare/include/allegro_flare/" + filename)
header_file=os.path.abspath(filename))
# criteria = declarations.calldef_matcher(return_type=double_type)
found_items = declarations.matcher.find(criteria, global_namespace)
# populate the table with unique names
count = 0
for item in found_items:
count = count + 1
#print item.location.file_name + " : " + str(item.location.line)
cleaned_filename = re.match(
r'/Users/markoates/Repos/allegro_flare/(.*)',
item.location.file_name).group(1)
# create `declaration_type`
declaration_type = item.__class__.__name__
if declaration_type[-2:] == "_t":
declaration_type = declaration_type[:-2]
declaration_type = declaration_type.replace('_', ' ')
declaration_type = "%s" % declaration_type
# create `declaration`
declaration = str(item)
declaration = re.match(r'(.*) \[.*\]$', declaration).group(1)
parse_cache_make_table_connection.execute(
"INSERT INTO parsed_declarations VALUES (NULL,?,?,?,?,?,?,?,?,?,?,?,?);",
(str(item), item.decl_string, declaration, item.name,
declaration_type, str(item.parent.name), str(
item.top_parent.name), item.attributes, cleaned_filename,
str(item.location.line), "", ""))
parse_cache_connection.commit()
# create a list of unique items
unique_item_names = set()
for item in found_items:
unique_item_names.update({item.name})
# cross-correlate declarations in the database
docs_connection = sqlite3.connect('doc_entries.db')
docs_connection.row_factory = sqlite3.Row
docs_c = docs_connection.cursor()
found_items = 0
unfound_items = 0
for item in unique_item_names:
docs_c.execute('SELECT * FROM entries WHERE decl=?', (item, ))
entries = docs_c.fetchall()
if len(entries) == 0:
print item
unfound_items += 1
else:
print_green(item + " - FOUND")
found_items += 1
if unfound_items == 0:
print_func = print_green
elif found_items == 0:
print_func = print_red
else:
print_func = print_yellow
print_func("==============================")
print_func(str(found_items) + " items found.")
print_func(str(unfound_items) + " matches missing.")
print_func("==============================")
return
def get_header_info(self):
"""
PyGCCXML header code parser
magic happens here!
: returns the parsed header data in python dict
: return dict keys: namespace, class, io_signature, make,
properties, methods
: Can be used as an CLI command or an extenal API
"""
gr = self.modname.split('-')[0]
module = self.modname.split('-')[-1]
generator_path, generator_name = utils.find_xml_generator()
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
compiler='gcc')
decls = parser.parse(
[self.target_file], xml_generator_config)
global_namespace = declarations.get_global_namespace(decls)
# namespace
try:
self.parsed_data['namespace'] = []
ns = global_namespace.namespace(gr)
if ns is None:
raise BlockToolException
main_namespace = ns.namespace(module)
if main_namespace is None:
raise BlockToolException('namespace cannot be none')
self.parsed_data['namespace'] = [gr, module]
if main_namespace.declarations:
for _namespace in main_namespace.declarations:
if isinstance(_namespace, declarations.namespace_t):
if Constants.KERNEL not in str(_namespace):
main_namespace = _namespace
self.parsed_data['namespace'].append(
str(_namespace).split('::')[-1].split(' ')[0])
except RuntimeError:
raise BlockToolException(
'Invalid namespace format in the block header file')
# class
try:
self.parsed_data['class'] = ''
for _class in main_namespace.declarations:
if isinstance(_class, declarations.class_t):
main_class = _class
self.parsed_data['class'] = str(_class).split('::')[
2].split(' ')[0]
except RuntimeError:
raise BlockToolException(
'Block header namespace {} must consist of a valid class instance'.format(module))
# io_signature, message_ports
self.parsed_data['io_signature'] = {}
self.parsed_data['message_port'] = {}
if os.path.isfile(self.impl_file) and exist_comments(self):
self.parsed_data['io_signature'] = io_signature(
self.impl_file)
self.parsed_data['message_port'] = message_port(
self.impl_file)
read_comments(self)
elif os.path.isfile(self.impl_file) and not exist_comments(self):
self.parsed_data['io_signature'] = io_signature(
self.impl_file)
self.parsed_data['message_port'] = message_port(
self.impl_file)
if self.addcomments:
add_comments(self)
elif not os.path.isfile(self.impl_file) and exist_comments(self):
read_comments(self)
else:
self.parsed_data['io_signature'] = {
"input": [],
"output": []
}
self.parsed_data['message_port'] = self.parsed_data['io_signature']
# make
try:
self.parsed_data['make'] = {}
self.parsed_data['make']['arguments'] = []
query_m = declarations.custom_matcher_t(
lambda mem_fun: mem_fun.name.startswith('make'))
query_make = query_m & declarations.access_type_matcher_t('public')
make_func = main_class.member_functions(function=query_make,
allow_empty=True,
header_file=self.target_file)
criteria = declarations.calldef_matcher(name='make')
_make_fun = declarations.matcher.get_single(criteria, main_class)
_make_fun = str(_make_fun).split(
'make')[-1].split(')')[0].split('(')[1].lstrip().rstrip().split(',')
if make_func:
for arg in make_func[0].arguments:
for _arg in _make_fun:
if str(arg.name) in _arg:
make_arguments = {
"name": str(arg.name),
"dtype": str(arg.decl_type),
"default": ""
}
if re.findall(r'[-+]?\d*\.\d+|\d+', _arg):
make_arguments['default'] = re.findall(
r'[-+]?\d*\.\d+|\d+', _arg)[0]
elif re.findall(r'\"(.+?)\"', _arg):
make_arguments['default'] = re.findall(
r'\"(.+?)\"', _arg)[0]
elif "true" in _arg:
make_arguments['default'] = "True"
elif "false" in _arg:
make_arguments['default'] = "False"
self.parsed_data['make']['arguments'].append(
make_arguments.copy())
except RuntimeError:
self.parsed_data['make'] = {}
self.parsed_data['make']['arguments'] = []
# setters
try:
self.parsed_data['methods'] = []
query_methods = declarations.access_type_matcher_t('public')
setters = main_class.member_functions(function=query_methods,
allow_empty=True,
header_file=self.target_file)
getter_arguments = []
if setters:
for setter in setters:
if str(setter.name).startswith('set_') and setter.arguments:
setter_args = {
"name": str(setter.name),
"arguments_type": []
}
for argument in setter.arguments:
args = {
"name": str(argument.name),
"dtype": str(argument.decl_type)
}
getter_arguments.append(args['name'])
setter_args['arguments_type'].append(args.copy())
self.parsed_data['methods'].append(setter_args.copy())
except RuntimeError:
self.parsed_data['methods'] = []
# getters
try:
self.parsed_data['properties'] = []
query_properties = declarations.access_type_matcher_t('public')
getters = main_class.member_functions(function=query_properties,
allow_empty=True,
header_file=self.target_file)
if getters:
for getter in getters:
if not getter.arguments or getter.has_const:
getter_args = {
"name": str(getter.name),
"dtype": str(getter.return_type),
"read_only": True
}
if getter_args['name'] in getter_arguments:
getter_args["read_only"] = False
self.parsed_data['properties'].append(
getter_args.copy())
except RuntimeError:
self.parsed_data['properties'] = []
# documentation
try:
_index = None
header_file = codecs.open(self.target_file, 'r', 'cp932')
self.parsed_data['docstring'] = re.compile(
r'//.*?$|/\*.*?\*/', re.DOTALL | re.MULTILINE).findall(
header_file.read())[2:]
header_file.close()
for doc in self.parsed_data['docstring']:
if Constants.BLOCKTOOL in doc:
_index = self.parsed_data['docstring'].index(doc)
if _index is not None:
self.parsed_data['docstring'] = self.parsed_data['docstring'][: _index]
except:
self.parsed_data['docstring'] = []
return self.parsed_data
def generate_python_wrapper(header_directories,
include_paths,
library_name,
cpp_filename,
declarations,
main_namespace="",
ignore_declarations={},
ignore_files={}):
"""
Function to generate Python-C++ binding code by calling pygccxml and py++
:param header_directories: directories with headers to create python binding for
:type header_directories: list<string>
:param include_paths: directories required as includes for the header files
:type include_paths: list<string>
:param library_name: the output name of the library to be created
:type library_name: string
:param cpp_filename: the output name of the C++ file to be created
:type cpp_filename: string
:param declarations: a list of declarations to be used for starting the AST syntax tree. See also
pygccxml start_with_declarations or either -fxml-start(gccxml) or -castxml-start(castxml)
:type declarations: list<string>
:param ignore_declarations: a list of declarations to be ignored when generating C++ code
:type ignore_declarations: list<string>
:param ignore_files: a list of files to be ignored
:type ignore_files: list<string>
:return:
"""
warnings.filterwarnings(action="once", category=DeprecationWarning)
# Find out the xml generator (gccxml or castxml)
generator_path, generator_name = utils.find_xml_generator()
compiler = "g++"
compiler_path = "/usr/bin/g++"
# Create configuration for CastXML
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
compiler=compiler,
compiler_path=compiler_path,
start_with_declarations=declarations)
# Set include dirs and cflags to avoid warnings and errors
xml_generator_config.append_cflags("-std=c++11")
for inc_dir in include_paths:
xml_generator_config.include_paths.append(inc_dir)
for header_dir in header_directories:
xml_generator_config.include_paths.append(header_dir)
# Find all relevant headers
header_list = list()
for header_dir in header_directories:
header_list = header_list + get_list_of_files(
header_dir, ignore_files=ignore_files)
# Parses the source files and creates a module_builder object
builder = module_builder.module_builder_t(
header_list,
xml_generator_path=generator_path,
compilation_mode=parser.COMPILATION_MODE.ALL_AT_ONCE,
xml_generator_config=xml_generator_config,
indexing_suite_version=2)
# for some reason there is a problem with variables named 'length'
# the filename is empty and the line no is set to -1
# therefore the declaration is not processed in the code later on
# this is to fix length struct members
for decl in builder.decls("length"):
if isinstance(decl, decl_wrappers.variable_wrapper.variable_t):
if isinstance(decl.parent, decl_wrappers.class_wrapper.class_t):
if decl.ignore:
decl.location.file_name = decl.parent.location.file_name
decl.location.line = decl.parent.location.line + 1
decl.ignore = False
if main_namespace != "":
if main_namespace.startswith("::"):
main_namespace = main_namespace[2:]
top_namespace_split = main_namespace.find(":")
top_namespace = ""
if top_namespace_split > 1:
top_namespace = main_namespace[:top_namespace_split + 2]
print(
"Main namespace defined, namespace filtering enabled: top-namespace '{}' main-namespace '{}'"
.format(top_namespace, main_namespace))
for decl in builder.decls():
for ignore_declaration in ignore_declarations:
if ignore_declaration in decl.name or ignore_declaration in decl.alias:
decl.exclude()
decl.ignore = True
decl.already_exposed = True
# print("declaration to ignore found: {} (alias {})".format(decl, decl.alias))
break
if main_namespace != "":
if isinstance(
decl, decl_wrappers.class_wrapper.class_t) or isinstance(
decl, decl_wrappers.class_wrapper.
class_declaration_t) or isinstance(
decl, decl_wrappers.typedef_wrapper.typedef_t):
decl_full_string = "{}".format(decl)
if main_namespace in decl_full_string:
# namespace present, ok
# print("typedef/class main namespace found: {}".format(decl_full_string))
continue
if decl_full_string in main_namespace:
# declaration is a parent of main namespace, ok
# print("typedef/class declaration of upper level namespace found: {}".format(decl_full_string))
continue
if top_namespace != "" and not top_namespace in decl_full_string:
# global or std defaults, ok
# print("typedef/class outside top namespace found: {}".format(decl_full_string))
continue
# print("typedef/class outside of main namespace found. Ignoring: {}".format(decl_full_string))
decl.exclude()
decl.ignore = True
decl.already_exposed = True
# debug declarations
# builder.print_declarations()
# Automatically detect properties and associated getters/setters
builder.classes().add_properties(exclude_accessors=True)
# Define a name for the module
builder.build_code_creator(module_name=library_name)
# Writes the C++ interface file
if os.path.exists(cpp_filename):
os.remove(cpp_filename)
builder.write_module(cpp_filename)
print("generate_python_wrapper(): {} written.".format(cpp_filename))
from pygccxml import utils
from pygccxml import declarations
from pygccxml import parser
import os
import sys
import warnings
warnings.simplefilter("error", Warning)
# Find out the file location within the sources tree
this_module_dir_path = os.path.abspath(
os.path.dirname(sys.modules[__name__].__file__))
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator()
# Configure the xml generator
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path, xml_generator=generator_name)
# The c++ file we want to parse
filename = "example.hpp"
filename = this_module_dir_path + "/" + filename
# Parse the c++ file
decls = parser.parse([filename], xml_generator_config)
# Get access to the global namespace
global_namespace = declarations.get_global_namespace(decls)
if b'\x00' in dat:
length = dat.index(b'\x00')
return dat[:length]
else:
return dat[:16]
def get_formatted(self, data):
return repr(data)[1:]
with open(os.path.join(os.path.dirname(__file__), "../stm/src/common/slots.h"),
"r") as f:
full_text = f.read()
# parse the file
gp, gn = utils.find_xml_generator()
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=gp, xml_generator=gn)
declarations_in_file = parser.parse_string(full_text, xml_generator_config)
def _convert_opaque_to_token(x):
"""
convert either a string from re or a value from pygccxml to a struct token
"""
if type(x) is str:
return {
"BOOL": "?",
"UINT8_T": "B",
# See http://www.boost.org/LICENSE_1_0.txt
from pygccxml import utils
from pygccxml import declarations
from pygccxml import parser
import os
import sys
import warnings
warnings.simplefilter("error", Warning)
# Find out the file location within the sources tree
this_module_dir_path = os.path.abspath(
os.path.dirname(sys.modules[__name__].__file__))
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator()
# Configure the xml generator
xml_generator_config = parser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name)
# The c++ file we want to parse
filename = "example.hpp"
filename = this_module_dir_path + "/" + filename
# Parse the c++ file
decls = parser.parse([filename], xml_generator_config)
# Get access to the global namespace
global_namespace = declarations.get_global_namespace(decls)
def __init__(self, license='//greetings earthling', cpp_revision=201103):
self.license = license
logging.basicConfig(level=logging.INFO)
parser = argparse.ArgumentParser(
description='Generate Python Bindings')
parser.add_argument('-I',
'--include',
dest='includes',
action='append')
parser.add_argument('-D', '--define', dest='defines', action='append')
parser.add_argument('-o',
'--output_dir',
dest='output_dir',
action='store')
parser.add_argument('-M',
'--module_name',
dest='module_name',
action='store')
parser.add_argument('--dep_module',
dest='dep_modules',
action='append',
default=[])
parser.add_argument('--decl_db',
dest='decl_dbs',
action='append',
default=[])
parser.add_argument('sources', nargs='+')
self.args = parser.parse_args()
# Find the location of the xml generator (castxml or gccxml)
generator_path, generator_name = utils.find_xml_generator()
# Configure the xml generator
xml_generator_config = gccxmlparser.xml_generator_configuration_t(
xml_generator_path=generator_path,
xml_generator=generator_name,
include_paths=self.args.includes,
define_symbols=self.args.defines)
self.mb = pyplusplus.module_builder.module_builder_t(
self.args.sources,
working_directory=os.path.abspath(os.path.curdir),
indexing_suite_version=2,
cplusplus_revision=cpp_revision,
xml_generator_config=xml_generator_config)
self.number_of_files = -1
try:
os.makedirs(self.args.output_dir)
except OSError:
pass
with open(os.path.join(self.args.output_dir, 'generate.sh'), 'w') as f:
f.writelines([
'#!/bin/sh\n', 'export PYTHONPATH="{}"\n'.format(
os.pathsep.join(sys.path).replace('"', '\\"').strip(':')),
'ipython $@ -- {}\n'.format(' \\\n'.join(sys.argv))
])
for cls in self.mb.classes(allow_empty=True):
cls.redefine_operators = False
# Register dependency modules so that already exposed declarations are
# known to us
decl_db_ext = '.exposed_decl.pypp.txt'
for decl_db in self.args.decl_dbs:
if not os.path.exists(decl_db):
raise ValueError('Couldn\'t find "%s"' % decl_db)
if not decl_db.endswith(decl_db_ext):
raise ValueError('Invalid file ending on "%s", expected "%s"' %
(decl_db, decl_db_ext))
module = os.path.basename(decl_db)[:-len(decl_db_ext)]
self.mb.register_module_dependency(decl_db, module)
# Store the aliases of already exposed declarations
self.already_exposed_aliases = [(d, d.alias)
for d in self.mb.global_ns.decls()
if d.already_exposed]
for module in self.args.dep_modules:
self.mb.add_registration_code('bp::import("%s");' % module, False)