示例#1
0
        public override void generate_error_domain_declaration(ErrorDomain edomain, CCodeFile decl_space)
        {
            if (add_symbol_declaration(decl_space, edomain, get_ccode_name(edomain)))
            {
                return;
            }

            var cenum = new CCodeEnum(get_ccode_name(edomain));

            foreach (ErrorCode ecode in edomain.get_codes())
            {
                if (ecode.value == null)
                {
                    cenum.add_value(new CCodeEnumValue(get_ccode_name(ecode)));
                }
                else
                {
                    ecode.value.emit(this);
                    cenum.add_value(new CCodeEnumValue(get_ccode_name(ecode), get_cvalue(ecode.value)));
                }
            }

            decl_space.add_type_definition(cenum);

            string quark_fun_name = get_ccode_lower_case_prefix(edomain) + "quark";

            var error_domain_define = new CCodeMacroReplacement(get_ccode_upper_case_name(edomain), quark_fun_name + " ()");

            decl_space.add_type_definition(error_domain_define);

            var cquark_fun = new CCodeFunction(quark_fun_name, get_ccode_name(gquark_type.data_type));

            decl_space.add_function_declaration(cquark_fun);
        }
示例#2
0
        public override void generate_struct_declaration(Struct st, CCodeFile decl_space)
        {
            if (add_symbol_declaration(decl_space, st, get_ccode_name(st)))
            {
                return;
            }

            if (st.is_boolean_type() || st.is_integer_type() || st.is_floating_type())
            {
                if (st.base_struct != null)
                {
                    generate_struct_declaration(st.base_struct, decl_space);
                    decl_space.add_type_declaration(new CCodeTypeDefinition(get_ccode_name(st.base_struct), new CCodeVariableDeclarator(get_ccode_name(st))));
                }
                else
                {
                    string typename = null;
                    if (st.is_boolean_type())
                    {
                        // typedef for boolean types
                        decl_space.add_include("stdbool.h");
                        typename = "bool";
                    }
                    else if (st.is_integer_type())
                    {
                        // typedef for integral types
                        decl_space.add_include("stdint.h");
                        typename = "%sint%d_t".printf(st.signed ? "" : "u", st.width);
                    }
                    else if (st.is_floating_type())
                    {
                        // typedef for floating types
                        typename = (st.width == 64 ? "double" : "float");
                    }
                    decl_space.add_type_declaration(new CCodeTypeDefinition(typename, new CCodeVariableDeclarator(get_ccode_name(st))));
                }
                return;
            }

            if (get_ccode_has_type_id(st))
            {
                decl_space.add_include("glib-object.h");
                decl_space.add_type_declaration(new CCodeNewline());
                var macro = "(%s_get_type ())".printf(get_ccode_lower_case_name(st, null));
                decl_space.add_type_declaration(new CCodeMacroReplacement(get_ccode_type_id(st), macro));

                var type_fun = new StructRegisterFunction(st, context);
                type_fun.init_from_type(false, true);
                decl_space.add_type_member_declaration(type_fun.get_declaration());
            }

            var instance_struct = new CCodeStruct("_%s".printf(get_ccode_name(st)));

            instance_struct.modifiers |= (st.version.deprecated ? CCodeModifiers.DEPRECATED : 0);

            foreach (Field f in st.get_fields())
            {
                if (f.binding == MemberBinding.INSTANCE)
                {
                    generate_type_declaration(f.variable_type, decl_space);
                    CCodeModifiers modifiers = (f.is_volatile ? CCodeModifiers.VOLATILE : 0) | (f.version.deprecated ? CCodeModifiers.DEPRECATED : 0);
                    instance_struct.add_field(get_ccode_name(f.variable_type), get_ccode_name(f), modifiers, get_ccode_declarator_suffix(f.variable_type));
                    if (f.variable_type is ArrayType && get_ccode_array_length(f))
                    {
                        // create fields to store array dimensions
                        var array_type = (ArrayType)f.variable_type;

                        if (!array_type.fixed_length)
                        {
                            var len_type = int_type.copy();

                            for (int dim = 1; dim <= array_type.rank; dim++)
                            {
                                string length_cname;
                                if (get_ccode_array_length_name(f) != null)
                                {
                                    length_cname = get_ccode_array_length_name(f);
                                }
                                else
                                {
                                    length_cname = get_array_length_cname(get_ccode_name(f), dim);
                                }
                                instance_struct.add_field(get_ccode_name(len_type), length_cname);
                            }

                            if (array_type.rank == 1 && f.is_internal_symbol())
                            {
                                instance_struct.add_field(get_ccode_name(len_type), get_array_size_cname(get_ccode_name(f)));
                            }
                        }
                    }
                    else if (f.variable_type is DelegateType)
                    {
                        var delegate_type = (DelegateType)f.variable_type;
                        if (delegate_type.delegate_symbol.has_target)
                        {
                            // create field to store delegate target
                            instance_struct.add_field("gpointer", get_ccode_delegate_target_name(f));
                            if (delegate_type.is_disposable())
                            {
                                instance_struct.add_field("GDestroyNotify", get_delegate_target_destroy_notify_cname(get_ccode_name(f)));
                            }
                        }
                    }
                }
            }

            if (st.base_struct == null)
            {
                decl_space.add_type_declaration(new CCodeTypeDefinition("struct _%s".printf(get_ccode_name(st)), new CCodeVariableDeclarator(get_ccode_name(st))));

                decl_space.add_type_definition(instance_struct);
            }
            else
            {
                decl_space.add_type_declaration(new CCodeTypeDefinition(get_ccode_name(st.base_struct), new CCodeVariableDeclarator(get_ccode_name(st))));
            }

            var function = new CCodeFunction(get_ccode_dup_function(st), get_ccode_name(st) + "*");

            if (st.is_private_symbol())
            {
                function.modifiers = CCodeModifiers.STATIC;
            }
            else if (context.hide_internal && st.is_internal_symbol())
            {
                function.modifiers = CCodeModifiers.INTERNAL;
            }
            function.add_parameter(new CCodeParameter("self", "const " + get_ccode_name(st) + "*"));
            decl_space.add_function_declaration(function);

            function = new CCodeFunction(get_ccode_free_function(st), "void");
            if (st.is_private_symbol())
            {
                function.modifiers = CCodeModifiers.STATIC;
            }
            else if (context.hide_internal && st.is_internal_symbol())
            {
                function.modifiers = CCodeModifiers.INTERNAL;
            }
            function.add_parameter(new CCodeParameter("self", get_ccode_name(st) + "*"));
            decl_space.add_function_declaration(function);

            if (st.is_disposable())
            {
                function = new CCodeFunction(get_ccode_copy_function(st), "void");
                if (st.is_private_symbol())
                {
                    function.modifiers = CCodeModifiers.STATIC;
                }
                else if (context.hide_internal && st.is_internal_symbol())
                {
                    function.modifiers = CCodeModifiers.INTERNAL;
                }
                function.add_parameter(new CCodeParameter("self", "const " + get_ccode_name(st) + "*"));
                function.add_parameter(new CCodeParameter("dest", get_ccode_name(st) + "*"));
                decl_space.add_function_declaration(function);

                function = new CCodeFunction(get_ccode_destroy_function(st), "void");
                if (st.is_private_symbol())
                {
                    function.modifiers = CCodeModifiers.STATIC;
                }
                else if (context.hide_internal && st.is_internal_symbol())
                {
                    function.modifiers = CCodeModifiers.INTERNAL;
                }
                function.add_parameter(new CCodeParameter("self", get_ccode_name(st) + "*"));
                decl_space.add_function_declaration(function);
            }
        }
示例#3
0
        public override void generate_delegate_declaration(ValaDelegate d, CCodeFile decl_space)
        {
            if (add_symbol_declaration(decl_space, d, get_ccode_name(d)))
            {
                return;
            }

            string return_type_cname = get_ccode_name(d.return_type);

            if (d.return_type.is_real_non_null_struct_type())
            {
                // structs are returned via out parameter
                return_type_cname = "void";
            }

            if (return_type_cname == get_ccode_name(d))
            {
                // recursive delegate
                return_type_cname = "GCallback";
            }
            else
            {
                generate_type_declaration(d.return_type, decl_space);
            }

            var cfundecl = new CCodeFunctionDeclarator(get_ccode_name(d));

            foreach (Parameter param in d.get_parameters())
            {
                var cparam = generate_parameter(param, decl_space, new Dictionary <int, CCodeParameter>(), null);

                cfundecl.add_parameter(cparam);

                // handle array parameters
                if (get_ccode_array_length(param) && param.variable_type is ArrayType)
                {
                    var array_type = (ArrayType)param.variable_type;

                    var length_ctype = "int";
                    if (param.direction != ParameterDirection.IN)
                    {
                        length_ctype = "int*";
                    }

                    for (int dim = 1; dim <= array_type.rank; dim++)
                    {
                        cparam = new CCodeParameter(get_parameter_array_length_cname(param, dim), length_ctype);
                        cfundecl.add_parameter(cparam);
                    }
                }
                // handle delegate parameters
                if (param.variable_type is DelegateType)
                {
                    var deleg_type = (DelegateType)param.variable_type;
                    var param_d    = deleg_type.delegate_symbol;
                    if (param_d.has_target)
                    {
                        cparam = new CCodeParameter(get_delegate_target_cname(get_variable_cname(param.name)), "void*");
                        cfundecl.add_parameter(cparam);
                        if (deleg_type.is_disposable())
                        {
                            cparam = new CCodeParameter(get_delegate_target_destroy_notify_cname(get_variable_cname(param.name)), "GDestroyNotify*");
                            cfundecl.add_parameter(cparam);
                        }
                    }
                }
            }
            if (get_ccode_array_length(d) && d.return_type is ArrayType)
            {
                // return array length if appropriate
                var array_type        = (ArrayType)d.return_type;
                var array_length_type = get_ccode_array_length_type(d) != null?get_ccode_array_length_type(d) : "int";

                array_length_type += "*";

                for (int dim = 1; dim <= array_type.rank; dim++)
                {
                    var cparam = new CCodeParameter(get_array_length_cname("result", dim), array_length_type);
                    cfundecl.add_parameter(cparam);
                }
            }
            else if (d.return_type is DelegateType)
            {
                // return delegate target if appropriate
                var deleg_type = (DelegateType)d.return_type;
                var result_d   = deleg_type.delegate_symbol;
                if (result_d.has_target)
                {
                    var cparam = new CCodeParameter(get_delegate_target_cname("result"), "void**");
                    cfundecl.add_parameter(cparam);
                    if (deleg_type.is_disposable())
                    {
                        cparam = new CCodeParameter(get_delegate_target_destroy_notify_cname("result"), "GDestroyNotify*");
                        cfundecl.add_parameter(cparam);
                    }
                }
            }
            else if (d.return_type.is_real_non_null_struct_type())
            {
                var cparam = new CCodeParameter("result", "%s*".printf(get_ccode_name(d.return_type)));
                cfundecl.add_parameter(cparam);
            }
            if (d.has_target)
            {
                var cparam = new CCodeParameter("user_data", "void*");
                cfundecl.add_parameter(cparam);
            }
            if (d.get_error_types().Count > 0)
            {
                var cparam = new CCodeParameter("error", "GError**");
                cfundecl.add_parameter(cparam);
            }

            var ctypedef = new CCodeTypeDefinition(return_type_cname, cfundecl);

            ctypedef.modifiers |= (d.version.deprecated ? CCodeModifiers.DEPRECATED : 0);

            decl_space.add_type_definition(ctypedef);
        }