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#!/usr/bin/python
from sys import argv, stdout, stderr
import xml.dom.minidom
from libglibcodegen import NS_TP, get_docstring, \
get_descendant_text, get_by_path
class Generator(object):
def __init__(self, prefix, dom, output_base):
self.prefix = prefix + '_'
self.spec = get_by_path(dom, "spec")[0]
self.__header = open(output_base + '.h', 'w')
self.__docs = open(output_base + '-gtk-doc.h', 'w')
def __call__(self):
self.do_header()
self.do_body()
self.do_footer()
def write(self, code):
self.__header.write(code.encode('utf-8'))
def d(self, code):
self.__docs.write(code.encode('utf-8'))
# Header
def do_header(self):
self.write('/* Generated from ')
self.write(get_descendant_text(get_by_path(self.spec, 'title')))
version = get_by_path(self.spec, "version")
if version:
self.write(', version ' + get_descendant_text(version))
self.write('\n\n')
for copyright in get_by_path(self.spec, 'copyright'):
self.write(get_descendant_text(copyright))
self.write('\n')
self.write(get_descendant_text(get_by_path(self.spec, 'license')))
self.write('\n')
self.write(get_descendant_text(get_by_path(self.spec, 'docstring')))
self.write("""
*/
#ifdef __cplusplus
extern "C" {
#endif
\n""")
# Body
def do_body(self):
for elem in self.spec.getElementsByTagNameNS(NS_TP, '*'):
if elem.localName == 'flags':
self.do_flags(elem)
elif elem.localName == 'enum':
self.do_enum(elem)
def do_flags(self, flags):
name = flags.getAttribute('plural') or flags.getAttribute('name')
value_prefix = flags.getAttribute('singular') or \
flags.getAttribute('value-prefix') or \
flags.getAttribute('name')
self.d("""\
/**
*
%s:
""" % (self.prefix + name).replace('_', ''))
for flag in get_by_path(flags, 'flag'):
self.do_gtkdoc(flag, value_prefix)
self.d(' *\n')
docstrings = get_by_path(flags, 'docstring')
if docstrings:
self.d("""\
* <![CDATA[%s]]>
*
""" % get_descendant_text(docstrings).replace('\n', ' '))
self.d("""\
* Bitfield/set of flags generated from the Telepathy specification.
*/
""")
self.write("typedef enum /*< flags >*/ {\n")
for flag in get_by_path(flags, 'flag'):
self.do_val(flag, value_prefix)
self.write("""\
} %s;
""" % (self.prefix + name).replace('_', ''))
def do_enum(self, enum):
name = enum.getAttribute('singular') or enum.getAttribute('name')
value_prefix = enum.getAttribute('singular') or \
enum.getAttribute('value-prefix') or \
enum.getAttribute('name')
name_plural = enum.getAttribute('plural') or \
enum.getAttribute('name') + 's'
self.d("""\
/**
*
%s:
""" % (self.prefix + name).replace('_', ''))
vals = get_by_path(enum, 'enumvalue')
for val in vals:
self.do_gtkdoc(val, value_prefix)
self.d(' *\n')
docstrings = get_by_path(enum, 'docstring')
if docstrings:
self.d("""\
* <![CDATA[%s]]>
*
""" % get_descendant_text(docstrings).replace('\n', ' '))
self.d("""\
* Bitfield/set of flags generated from the Telepathy specification.
*/
""")
self.write("typedef enum {\n")
for val in vals:
self.do_val(val, value_prefix)
self.write("} %s;\n" % (self.prefix + name).replace('_', ''))
self.d("""\
/**
* NUM_%(upper-plural)s:
*
* 1 higher than the highest valid value of #%(mixed-name)s.
*/
""" % {'mixed-name' : (self.prefix + name).replace('_', ''),
'upper-plural' : (self.prefix + name_plural).upper(),
'last-val' : vals[-1].getAttribute('value')})
self.write("""\
#define NUM_%(upper-plural)s (%(last-val)s+1)
""" % {'mixed-name' : (self.prefix + name).replace('_', ''),
'upper-plural' : (self.prefix + name_plural).upper(),
'last-val' : vals[-1].getAttribute('value')})
def do_val(self, val, value_prefix):
name = val.getAttribute('name')
suffix = val.getAttribute('suffix')
use_name = (self.prefix + value_prefix + '_' + \
(suffix or name)).upper()
assert not (name and suffix) or name == suffix, \
'Flag/enumvalue name %s != suffix %s' % (name, suffix)
self.write(' %s = %s,\n' % (use_name, val.getAttribute('value')))
def do_gtkdoc(self, node, value_prefix):
self.d(' * @')
self.d((self.prefix + value_prefix + '_' +
node.getAttribute('suffix')).upper())
self.d(': <![CDATA[')
docstring = get_by_path(node, 'docstring')
self.d(get_descendant_text(docstring).replace('\n', ' '))
self.d(']]>\n')
# Footer
def do_footer(self):
self.write("""
#ifdef __cplusplus
}
#endif
""")
if __name__ == '__main__':
argv = argv[1:]
Generator(argv[0], xml.dom.minidom.parse(argv[1]), argv[2])()
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