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generate-option-c.py
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generate-option-c.py
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# Copyright 2011, 2012 David Malcolm <[email protected]>
# Copyright 2011, 2012 Red Hat, Inc.
#
# This is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see
# <http://www.gnu.org/licenses/>.
from cpybuilder import *
from wrapperbuilder import PyGccWrapperTypeObject
cu = CompilationUnit()
cu.add_include('gcc-python.h')
cu.add_include('gcc-python-wrappers.h')
cu.add_include('gcc-plugin.h')
cu.add_include("diagnostic.h")
# FIXME: need to participate in the GC, to ensure ownership of the underlying
# diag object
modinit_preinit = ''
modinit_postinit = ''
def generate_option():
#
# Generate the gcc.Option class:
#
global modinit_preinit
global modinit_postinit
getsettable = PyGetSetDefTable('PyGccOption_getset_table', [],
identifier_prefix='PyGccOption',
typename='PyGccOption')
def add_simple_getter(name, c_expression, doc):
getsettable.add_simple_getter(cu, name, c_expression, doc)
add_simple_getter('text',
'PyGccStringOrNone(PyGcc_option_to_cl_option(self)->opt_text)',
'(string) The command-line text used to set this option')
add_simple_getter('help',
'PyGccStringOrNone(PyGcc_option_to_cl_option(self)->help)',
'(string) The help text shown for this option')
for flag, helptext in (
('CL_WARNING', '(bool) Does this option control a warning message?'),
('CL_OPTIMIZATION', '(bool) Does this option control an optimization?'),
('CL_DRIVER', '(bool) Is this a driver option?'),
('CL_TARGET', '(bool) Is this a target-specific option?'),
):
add_simple_getter('is_%s' % flag[3:].lower(),
'PyBool_FromLong(PyGcc_option_to_cl_option(self)->flags & %s)' % flag,
helptext)
getsettable.add_gsdef('is_enabled',
'PyGccOption_is_enabled',
None,
'True/False for whether or not this option is enabled, raising a '
'NotImplementedError for options for which the plugin cannot tell')
cu.add_defn(getsettable.c_defn())
pytype = PyGccWrapperTypeObject(identifier = 'PyGccOption_TypeObj',
localname = 'Option',
tp_name = 'gcc.Option',
tp_dealloc = 'PyGccWrapper_Dealloc',
struct_name = 'PyGccOption',
tp_init = 'PyGccOption_init',
tp_getset = getsettable.identifier,
tp_repr = '(reprfunc)PyGccOption_repr',
#tp_str = '(reprfunc)PyGccOption_str',
#tp_richcompare = 'PyGccOption_richcompare'
)
cu.add_defn(pytype.c_defn())
modinit_preinit += pytype.c_invoke_type_ready()
modinit_postinit += pytype.c_invoke_add_to_module()
generate_option()
cu.add_defn("""
int autogenerated_option_init_types(void)
{
""" + modinit_preinit + """
return 1;
error:
return 0;
}
""")
cu.add_defn("""
void autogenerated_option_add_types(PyObject *m)
{
""" + modinit_postinit + """
}
""")
print(cu.as_str())