gcc/feature.h

   1 /* Plugin-side interface to global compiler state for GCC plugins.
   2    Copyright (C) 2009 Free Software Foundation, Inc.
   3
   4    Contributed by Inria.
   5
   6    Authors: Grigori Fursin <grigori.fursin@inria.fr>, Cupertino Miranda
   7    <cupertinomiranda@gmail.com>, Zbigniew Chamski <zbigniew.chamski@gmail.com>.
   8
   9 This file is part of GCC.
  10
  11 GCC is free software; you can redistribute it and/or modify it under
  12 the terms of the GNU General Public License as published by the Free
  13 Software Foundation; either version 3, or (at your option) any later
  14 version.
  15
  16 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  17 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  18 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  19 for more details.
  20
  21 You should have received a copy of the GNU General Public License
  22 along with GCC; see the file COPYING3.  If not see
  23 <http://www.gnu.org/licenses/>.  */
  24
  25 #ifndef FEATURE_H
  26 #define FEATURE_H
  27
  28 /* Access to values of either features or elements of feature sets */
  29 extern const void *get_feature (const char *feature_name);
  30 extern const void *get_subfeature (const char *feature_name,
  31                                    const char *subfeat_name);
  32 extern void *set_subfeature (const char *feature_name,
  33                              const char *subfeat_name, void *value);
  34
  35 /* Extract the size of features and feature sets */
  36 extern int get_feature_size (const char *feature_name);
  37 extern int get_num_features (int type); /* not implemented  */
  38 extern int get_num_subfeatures (const char *feat_name, int type); /* not implemented  */
  39
  40 /* List of all known features, or all known elements of a feature set */
  41 extern const char **list_features (void);
  42 extern const char **list_subfeatures (const char *feat_name, int type); /* not implemented  */
  43
  44 #endif /* FEATURE_H */