vala/valasubroutine.vala

   1 /* valasubroutine.vala
   2  *
   3  * Copyright (C) 2010  Jürg Billeter
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
  18  *
  19  * Author:
  20  *      Jürg Billeter <j@bitron.ch>
  21  */
  22
  23 public abstract class Vala.Subroutine : Symbol {
  24         Block _body;
  25
  26         public BasicBlock entry_block { get; set; }
  27
  28         public BasicBlock return_block { get; set; }
  29
  30         public BasicBlock exit_block { get; set; }
  31
  32         /**
  33          * Specifies the generated `result` variable for postconditions.
  34          */
  35         public LocalVariable result_var { get; set; }
  36
  37         public abstract bool has_result { get; }
  38
  39         protected Subroutine (string? name, SourceReference? source_reference, Comment? comment = null) {
  40                 base (name, source_reference, comment);
  41         }
  42
  43         public Block body {
  44                 get { return _body; }
  45                 set {
  46                         _body = value;
  47                         if (_body != null) {
  48                                 _body.owner = scope;
  49                                 _body.parent_node = this;
  50                         }
  51                 }
  52         }
  53 }