def main(args=None):
'''Main function.'''
import logging
import sys
parser, args = _parse_args(args=args)
if not args.i:
parser.print_usage()
return 0
logging.basicConfig(format='%(filename)s: %(message)s')
if args.v > 0:
logging.getLogger().setLevel(logging.INFO)
if args.ccargs and args.ccargs[0] == '--':
clang_args = args.ccargs[1:]
else:
clang_args = args.ccargs
choose_cindex_impl(args.cindex)
from cbind.cindex import Diagnostic
from cbind.codegen import CodeGen
from cbind.ctypes_binding import CtypesBindingGenerator
from cbind.macro import MacroGenerator
from cbind.source import SyntaxTree
CodeGen.ENABLE_CPP = args.enable_cpp
CodeGen.ASSERT_LAYOUT = args.assert_layout
SyntaxTree.SEVERITY = getattr(Diagnostic, args.severity.capitalize())
cbgen = CtypesBindingGenerator()
if args.config:
try:
import yaml
except ImportError:
parser.error('could not load Python package yaml')
cbgen.config(yaml.load(args.config))
for c_src in args.i:
cbgen.parse(c_src, args=clang_args)
if args.enable_macro:
mcgen = MacroGenerator(macro_int=args.macro_int)
for c_src in args.i:
mcgen.parse(c_src, args=clang_args)
if args.o == '-':
output = sys.stdout
else:
output = open(args.o, 'w')
with output:
cbgen.generate_preamble(parser.prog, args.l, output)
cbgen.generate(output)
if args.enable_macro:
mcgen.generate(output)
return 0
def main(args=None):
"""Main function."""
import logging
import sys
parser, args = _parse_args(args=args)
if not args.i:
parser.print_usage()
return 0
logging.basicConfig(format="%(filename)s: %(message)s")
if args.v > 0:
logging.getLogger().setLevel(logging.INFO)
if args.ccargs and args.ccargs[0] == "--":
clang_args = args.ccargs[1:]
else:
clang_args = args.ccargs
choose_cindex_impl(args.cindex)
from cbind.cindex import Diagnostic
from cbind.codegen import CodeGen
from cbind.ctypes_binding import CtypesBindingGenerator
from cbind.macro import MacroGenerator
from cbind.source import SyntaxTree
CodeGen.ENABLE_CPP = args.enable_cpp
CodeGen.ASSERT_LAYOUT = args.assert_layout
SyntaxTree.SEVERITY = getattr(Diagnostic, args.severity.capitalize())
cbgen = CtypesBindingGenerator()
if args.config:
try:
import yaml
except ImportError:
parser.error("could not load Python package yaml")
cbgen.config(yaml.load(args.config))
for c_src in args.i:
cbgen.parse(c_src, args=clang_args)
if args.enable_macro:
mcgen = MacroGenerator(macro_int=args.macro_int)
for c_src in args.i:
mcgen.parse(c_src, args=clang_args)
if args.o == "-":
output = sys.stdout
else:
output = open(args.o, "w")
with output:
cbgen.generate_preamble(parser.prog, args.l, output)
cbgen.generate(output)
if args.enable_macro:
mcgen.generate(output)
return 0
def run_test(self, cpp_code, symbols, args=None):
'''Test mangler.'''
cbgen = CtypesBindingGenerator()
cpp_src = StringIO(cpp_code)
cbgen.parse('input.cpp', contents=cpp_src, args=args)
root = cbgen.syntax_tree_forest[0]
symbol_table = self._make_symbol_table(symbols, root)
errmsg = StringIO()
errmsg.write('In comparing mangled names:\n')
for blob in symbol_table:
symbol = blob['symbol']
mangled_name = blob['mangled_name']
output_name = blob['output_name']
if mangled_name != output_name:
errmsg.write(
'Mangling symbol %s: %s != %s\n' %
(repr(symbol), repr(mangled_name), repr(output_name)))
format_ast([root.translation_unit], errmsg)
errmsg = errmsg.getvalue()
for blob in symbol_table:
mangled_name = blob['mangled_name']
output_name = blob['output_name']
self.assertEqual(mangled_name, output_name, errmsg)
def run_test(self, cpp_code, symbols, args=None):
'''Test mangler.'''
cbgen = CtypesBindingGenerator()
cpp_src = StringIO(cpp_code)
cbgen.parse('input.cpp', contents=cpp_src, args=args)
root = cbgen.syntax_tree_forest[0]
symbol_table = self._make_symbol_table(symbols, root)
errmsg = StringIO()
errmsg.write('In comparing mangled names:\n')
for blob in symbol_table:
symbol = blob['symbol']
mangled_name = blob['mangled_name']
output_name = blob['output_name']
if mangled_name != output_name:
errmsg.write('Mangling symbol %s: %s != %s\n' %
(repr(symbol),
repr(mangled_name),
repr(output_name)))
format_ast([root.translation_unit], errmsg)
errmsg = errmsg.getvalue()
for blob in symbol_table:
mangled_name = blob['mangled_name']
output_name = blob['output_name']
self.assertEqual(mangled_name, output_name, errmsg)
def test_file(self):
c_file = os.path.join(os.path.dirname(__file__), 'file.c')
cbgen = CtypesBindingGenerator()
cbgen.parse(c_file)
def run_test(self, c_code, python_code,
filename='input.c', args=None, config=None,
enable_cpp=False,
assert_layout=False):
'''Generate Python code from C code and compare it to the answer.'''
CodeGen.ENABLE_CPP = enable_cpp
CodeGen.ASSERT_LAYOUT = assert_layout
cbgen = CtypesBindingGenerator()
if config is not None:
import yaml
config = yaml.load(config)
cbgen.config(config)
if isinstance(c_code, str):
c_src = StringIO(c_code)
cbgen.parse(filename, contents=c_src, args=args)
else:
for filename, code in c_code:
c_src = StringIO(code)
cbgen.parse(filename, contents=c_src, args=args)
output = StringIO()
if config and 'preamble' in config:
cbgen.generate_preamble('cbind', None, output)
cbgen.generate(output)
gen_code = output.getvalue()
error_message = prepare_error_message(
python_code, gen_code, tunits=cbgen.get_translation_units())
self.assertTrue(compare_codes(gen_code, python_code), error_message)
code = compile(gen_code, 'output.py', 'exec')
if assert_layout:
# Test if layout assertions are true
exec(code, self.get_env()) # pylint: disable=W0122
def run_test(self,
c_code,
python_code,
filename='input.c',
args=None,
config=None,
enable_cpp=False,
assert_layout=False):
'''Generate Python code from C code and compare it to the answer.'''
CodeGen.ENABLE_CPP = enable_cpp
CodeGen.ASSERT_LAYOUT = assert_layout
cbgen = CtypesBindingGenerator()
if config is not None:
import yaml
config = yaml.load(config)
cbgen.config(config)
if isinstance(c_code, str):
c_src = StringIO(c_code)
cbgen.parse(filename, contents=c_src, args=args)
else:
for filename, code in c_code:
c_src = StringIO(code)
cbgen.parse(filename, contents=c_src, args=args)
output = StringIO()
if config and 'preamble' in config:
cbgen.generate_preamble('cbind', None, output)
cbgen.generate(output)
gen_code = output.getvalue()
error_message = prepare_error_message(
python_code, gen_code, tunits=cbgen.get_translation_units())
self.assertTrue(compare_codes(gen_code, python_code), error_message)
code = compile(gen_code, 'output.py', 'exec')
if assert_layout:
# Test if layout assertions are true
exec(code, self.get_env()) # pylint: disable=W0122
def test_file(self):
c_file = os.path.join(os.path.dirname(__file__), 'file.c')
cbgen = CtypesBindingGenerator()
cbgen.parse(c_file)
