diff options
Diffstat (limited to 'gnome-2-26/tools/c-constants-gen.py')
-rw-r--r-- | gnome-2-26/tools/c-constants-gen.py | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/gnome-2-26/tools/c-constants-gen.py b/gnome-2-26/tools/c-constants-gen.py new file mode 100644 index 000000000..f338257aa --- /dev/null +++ b/gnome-2-26/tools/c-constants-gen.py @@ -0,0 +1,151 @@ +#!/usr/bin/python + +from sys import argv, stdout, stderr +import xml.dom.minidom + +from libglibcodegen import NS_TP, camelcase_to_upper, get_docstring, \ + get_descendant_text, get_by_path + +class Generator(object): + def __init__(self, prefix, dom): + self.prefix = prefix + '_' + self.spec = get_by_path(dom, "spec")[0] + + def __call__(self): + self.do_header() + self.do_body() + self.do_footer() + + # Header + def do_header(self): + stdout.write('/* Generated from ') + stdout.write(get_descendant_text(get_by_path(self.spec, 'title'))) + version = get_by_path(self.spec, "version") + if version: + stdout.write(', version ' + get_descendant_text(version)) + stdout.write('\n\n') + for copyright in get_by_path(self.spec, 'copyright'): + stdout.write(get_descendant_text(copyright)) + stdout.write('\n') + stdout.write(get_descendant_text(get_by_path(self.spec, 'license'))) + stdout.write('\n') + stdout.write(get_descendant_text(get_by_path(self.spec, 'docstring'))) + stdout.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') + stdout.write("""\ +/** + * +%s: +""" % (self.prefix + name).replace('_', '')) + for flag in get_by_path(flags, 'flag'): + self.do_gtkdoc(flag, value_prefix) + stdout.write(' *\n') + docstrings = get_by_path(flags, 'docstring') + if docstrings: + stdout.write("""\ + * <![CDATA[%s]]> + * +""" % get_descendant_text(docstrings).replace('\n', ' ')) + stdout.write("""\ + * Bitfield/set of flags generated from the Telepathy specification. + */ +typedef enum { +""") + for flag in get_by_path(flags, 'flag'): + self.do_val(flag, value_prefix) + stdout.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' + stdout.write("""\ +/** + * +%s: +""" % (self.prefix + name).replace('_', '')) + vals = get_by_path(enum, 'enumvalue') + for val in vals: + self.do_gtkdoc(val, value_prefix) + stdout.write(' *\n') + docstrings = get_by_path(enum, 'docstring') + if docstrings: + stdout.write("""\ + * <![CDATA[%s]]> + * +""" % get_descendant_text(docstrings).replace('\n', ' ')) + stdout.write("""\ + * Bitfield/set of flags generated from the Telepathy specification. + */ +typedef enum { +""") + for val in vals: + self.do_val(val, value_prefix) + stdout.write("""\ +} %(mixed-name)s; + +/** + * NUM_%(upper-plural)s: + * + * 1 higher than the highest valid value of #%(mixed-name)s. + */ +#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) + stdout.write(' %s = %s,\n' % (use_name, val.getAttribute('value'))) + + def do_gtkdoc(self, node, value_prefix): + stdout.write(' * @') + stdout.write((self.prefix + value_prefix + '_' + + node.getAttribute('suffix')).upper()) + stdout.write(': <![CDATA[') + docstring = get_by_path(node, 'docstring') + stdout.write(get_descendant_text(docstring).replace('\n', ' ')) + stdout.write(']]>\n') + + # Footer + def do_footer(self): + stdout.write(""" +#ifdef __cplusplus +} +#endif +""") + +if __name__ == '__main__': + argv = argv[1:] + Generator(argv[0], xml.dom.minidom.parse(argv[1]))() |