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4d1c3e15f9
This makes it consistent with the `GLIB_MIN_REQUIRED` defines which are used for API stability/versioning in C code. It doesn’t otherwise change the behaviour of the `--glib-min-version` argument. Signed-off-by: Philip Withnall <withnall@endlessm.com> Helps: #1993
334 lines
14 KiB
Python
334 lines
14 KiB
Python
# -*- Mode: Python -*-
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# coding=utf-8
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# GDBus - GLib D-Bus Library
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#
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# Copyright (C) 2008-2011 Red Hat, Inc.
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# Copyright (C) 2018 Iñigo Martínez <inigomartinez@gmail.com>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General
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# Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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#
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# Author: David Zeuthen <davidz@redhat.com>
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import argparse
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import os
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import sys
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from . import config
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from . import dbustypes
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from . import parser
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from . import codegen
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from . import codegen_docbook
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from .utils import print_error, print_warning
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def find_arg(arg_list, arg_name):
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for a in arg_list:
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if a.name == arg_name:
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return a
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return None
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def find_method(iface, method):
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for m in iface.methods:
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if m.name == method:
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return m
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return None
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def find_signal(iface, signal):
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for m in iface.signals:
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if m.name == signal:
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return m
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return None
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def find_prop(iface, prop):
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for m in iface.properties:
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if m.name == prop:
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return m
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return None
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def apply_annotation(iface_list, iface, method, signal, prop, arg, key, value):
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iface_obj = None
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for i in iface_list:
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if i.name == iface:
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iface_obj = i
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break
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if iface_obj is None:
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print_error('No interface "{}"'.format(iface))
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target_obj = None
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if method:
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method_obj = find_method(iface_obj, method)
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if method_obj is None:
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print_error('No method "{}" on interface "{}"'.format(method, iface))
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if arg:
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arg_obj = find_arg(method_obj.in_args, arg)
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if (arg_obj is None):
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arg_obj = find_arg(method_obj.out_args, arg)
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if (arg_obj is None):
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print_error('No arg "{}" on method "{}" on interface "{}"'.format(arg, method, iface))
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target_obj = arg_obj
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else:
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target_obj = method_obj
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elif signal:
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signal_obj = find_signal(iface_obj, signal)
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if signal_obj is None:
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print_error('No signal "{}" on interface "{}"'.format(signal, iface))
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if arg:
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arg_obj = find_arg(signal_obj.args, arg)
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if (arg_obj is None):
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print_error('No arg "{}" on signal "{}" on interface "{}"'.format(arg, signal, iface))
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target_obj = arg_obj
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else:
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target_obj = signal_obj
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elif prop:
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prop_obj = find_prop(iface_obj, prop)
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if prop_obj is None:
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print_error('No property "{}" on interface "{}"'.format(prop, iface))
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target_obj = prop_obj
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else:
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target_obj = iface_obj
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target_obj.annotations.insert(0, dbustypes.Annotation(key, value))
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def apply_annotations(iface_list, annotation_list):
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# apply annotations given on the command line
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for (what, key, value) in annotation_list:
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pos = what.find('::')
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if pos != -1:
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# signal
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iface = what[0:pos];
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signal = what[pos + 2:]
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pos = signal.find('[')
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if pos != -1:
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arg = signal[pos + 1:]
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signal = signal[0:pos]
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pos = arg.find(']')
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arg = arg[0:pos]
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apply_annotation(iface_list, iface, None, signal, None, arg, key, value)
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else:
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apply_annotation(iface_list, iface, None, signal, None, None, key, value)
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else:
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pos = what.find(':')
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if pos != -1:
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# property
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iface = what[0:pos];
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prop = what[pos + 1:]
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apply_annotation(iface_list, iface, None, None, prop, None, key, value)
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else:
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pos = what.find('()')
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if pos != -1:
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# method
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combined = what[0:pos]
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pos = combined.rfind('.')
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iface = combined[0:pos]
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method = combined[pos + 1:]
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pos = what.find('[')
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if pos != -1:
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arg = what[pos + 1:]
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pos = arg.find(']')
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arg = arg[0:pos]
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apply_annotation(iface_list, iface, method, None, None, arg, key, value)
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else:
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apply_annotation(iface_list, iface, method, None, None, None, key, value)
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else:
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# must be an interface
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iface = what
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apply_annotation(iface_list, iface, None, None, None, None, key, value)
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def codegen_main():
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arg_parser = argparse.ArgumentParser(description='D-Bus code and documentation generator')
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arg_parser.add_argument('files', metavar='FILE', nargs='+',
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help='D-Bus introspection XML file')
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arg_parser.add_argument('--xml-files', metavar='FILE', action='append', default=[],
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help=argparse.SUPPRESS)
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arg_parser.add_argument('--interface-prefix', metavar='PREFIX', default='',
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help='String to strip from D-Bus interface names for code and docs')
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arg_parser.add_argument('--c-namespace', metavar='NAMESPACE', default='',
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help='The namespace to use for generated C code')
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arg_parser.add_argument('--c-generate-object-manager', action='store_true',
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help='Generate a GDBusObjectManagerClient subclass when generating C code')
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arg_parser.add_argument('--c-generate-autocleanup', choices=['none', 'objects', 'all'], default='objects',
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help='Generate autocleanup support')
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arg_parser.add_argument('--generate-docbook', metavar='OUTFILES',
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help='Generate Docbook in OUTFILES-org.Project.IFace.xml')
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arg_parser.add_argument('--pragma-once', action='store_true',
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help='Use "pragma once" as the inclusion guard')
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arg_parser.add_argument('--annotate', nargs=3, action='append', metavar='WHAT KEY VALUE',
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help='Add annotation (may be used several times)')
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arg_parser.add_argument('--glib-min-required', metavar='VERSION',
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help='Minimum version of GLib to be supported by the outputted code (default: 2.30)')
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group = arg_parser.add_mutually_exclusive_group()
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group.add_argument('--generate-c-code', metavar='OUTFILES',
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help='Generate C code in OUTFILES.[ch]')
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group.add_argument('--header', action='store_true',
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help='Generate C headers')
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group.add_argument('--body', action='store_true',
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help='Generate C code')
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group.add_argument('--interface-info-header', action='store_true',
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help='Generate GDBusInterfaceInfo C header')
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group.add_argument('--interface-info-body', action='store_true',
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help='Generate GDBusInterfaceInfo C code')
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group = arg_parser.add_mutually_exclusive_group()
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group.add_argument('--output', metavar='FILE',
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help='Write output into the specified file')
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group.add_argument('--output-directory', metavar='OUTDIR', default='',
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help='Location to output generated files')
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args = arg_parser.parse_args();
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if len(args.xml_files) > 0:
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print_warning('The "--xml-files" option is deprecated; use positional arguments instead')
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if ((args.generate_c_code is not None or args.generate_docbook is not None) and
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args.output is not None):
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print_error('Using --generate-c-code or --generate-docbook and '
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'--output at the same time is not allowed')
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if args.generate_c_code:
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header_name = args.generate_c_code + '.h'
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h_file = os.path.join(args.output_directory, header_name)
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args.header = True
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c_file = os.path.join(args.output_directory, args.generate_c_code + '.c')
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args.body = True
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elif args.header:
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if args.output is None:
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print_error('Using --header requires --output')
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h_file = args.output
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header_name = os.path.basename(h_file)
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elif args.body:
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if args.output is None:
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print_error('Using --body requires --output')
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c_file = args.output
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header_name = os.path.splitext(os.path.basename(c_file))[0] + '.h'
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elif args.interface_info_header:
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if args.output is None:
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print_error('Using --interface-info-header requires --output')
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if args.c_generate_object_manager:
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print_error('--c-generate-object-manager is incompatible with '
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'--interface-info-header')
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h_file = args.output
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header_name = os.path.basename(h_file)
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elif args.interface_info_body:
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if args.output is None:
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print_error('Using --interface-info-body requires --output')
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if args.c_generate_object_manager:
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print_error('--c-generate-object-manager is incompatible with '
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'--interface-info-body')
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c_file = args.output
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header_name = os.path.splitext(os.path.basename(c_file))[0] + '.h'
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# Check the minimum GLib version. The minimum --glib-min-required is 2.30,
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# because that’s when gdbus-codegen was introduced. Support 1, 2 or 3
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# component versions, but ignore the micro component if it’s present.
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if args.glib_min_required:
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try:
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parts = args.glib_min_required.split('.', 3)
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glib_min_required = (int(parts[0]),
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int(parts[1] if len(parts) > 1 else 0))
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# Ignore micro component, but still validate it:
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_ = int(parts[2] if len(parts) > 2 else 0)
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except (ValueError, IndexError):
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print_error('Unrecognized --glib-min-required string ‘{}’'.format(
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args.glib_min_required))
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if glib_min_required[0] < 2 or \
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(glib_min_required[0] == 2 and glib_min_required[1] < 30):
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print_error('Invalid --glib-min-required string ‘{}’: minimum '
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'version is 2.30'.format(args.glib_min_required))
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else:
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glib_min_required = (2, 30)
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glib_min_required_is_2_64 = (glib_min_required[0] > 2 or
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(glib_min_required[0] == 2 and
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glib_min_required[1] >= 64))
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all_ifaces = []
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input_files_basenames = []
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for fname in sorted(args.files + args.xml_files):
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with open(fname, 'rb') as f:
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xml_data = f.read()
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parsed_ifaces = parser.parse_dbus_xml(xml_data,
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h_type_implies_unix_fd=glib_min_required_is_2_64)
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all_ifaces.extend(parsed_ifaces)
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input_files_basenames.append(os.path.basename(fname))
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if args.annotate is not None:
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apply_annotations(all_ifaces, args.annotate)
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for i in all_ifaces:
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i.post_process(args.interface_prefix, args.c_namespace)
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docbook = args.generate_docbook
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docbook_gen = codegen_docbook.DocbookCodeGenerator(all_ifaces);
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if docbook:
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ret = docbook_gen.generate(docbook, args.output_directory)
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if args.header:
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with open(h_file, 'w') as outfile:
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gen = codegen.HeaderCodeGenerator(all_ifaces,
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args.c_namespace,
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args.c_generate_object_manager,
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args.c_generate_autocleanup,
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header_name,
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input_files_basenames,
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args.pragma_once,
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glib_min_required,
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outfile)
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gen.generate()
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if args.body:
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with open(c_file, 'w') as outfile:
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gen = codegen.CodeGenerator(all_ifaces,
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args.c_namespace,
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args.c_generate_object_manager,
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header_name,
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input_files_basenames,
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docbook_gen,
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glib_min_required,
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outfile)
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gen.generate()
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if args.interface_info_header:
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with open(h_file, 'w') as outfile:
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gen = codegen.InterfaceInfoHeaderCodeGenerator(all_ifaces,
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args.c_namespace,
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header_name,
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input_files_basenames,
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args.pragma_once,
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glib_min_required,
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outfile)
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gen.generate()
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if args.interface_info_body:
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with open(c_file, 'w') as outfile:
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gen = codegen.InterfaceInfoBodyCodeGenerator(all_ifaces,
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args.c_namespace,
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header_name,
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input_files_basenames,
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glib_min_required,
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outfile)
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gen.generate()
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sys.exit(0)
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if __name__ == "__main__":
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codegen_main()
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