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annotate gcc/plugin.h @ 63:b7f97abdc517 gcc-4.6-20100522

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update gcc from gcc-4.5.0 to gcc-4.6
author ryoma <e075725@ie.u-ryukyu.ac.jp>
date Mon, 24 May 2010 12:47:05 +0900
parents 77e2b8dfacca
children f6334be47118
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1 /* Header file for internal GCC plugin mechanism.
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2 Copyright (C) 2009, 2010 Free Software Foundation, Inc.
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3
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4 This file is part of GCC.
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5
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6 GCC is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 3, or (at your option)
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9 any later version.
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10
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11 GCC is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20 #ifndef PLUGIN_H
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21 #define PLUGIN_H
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22
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23 #include "gcc-plugin.h"
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24
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25 struct attribute_spec;
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26
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27 extern void add_new_plugin (const char *);
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28 extern void parse_plugin_arg_opt (const char *);
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29 extern int invoke_plugin_callbacks_full (int, void *);
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30 extern void initialize_plugins (void);
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31 extern bool plugins_active_p (void);
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32 extern void dump_active_plugins (FILE *);
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33 extern void debug_active_plugins (void);
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34 extern void print_plugins_versions (FILE *file, const char *indent);
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35 extern void print_plugins_help (FILE *file, const char *indent);
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36 extern void finalize_plugins (void);
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37
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38 extern bool flag_plugin_added;
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39
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40 /* Called from inside GCC. Invoke all plugin callbacks registered with
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41 the specified event.
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42 Return PLUGEVT_SUCCESS if at least one callback was called,
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43 PLUGEVT_NO_CALLBACK if there was no callback.
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44
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45 EVENT - the event identifier
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46 GCC_DATA - event-specific data provided by the compiler */
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47
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48 static inline int
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49 invoke_plugin_callbacks (int event ATTRIBUTE_UNUSED,
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50 void *gcc_data ATTRIBUTE_UNUSED)
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51 {
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52 #ifdef ENABLE_PLUGIN
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53 /* True iff at least one plugin has been added. */
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54 if (flag_plugin_added)
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55 return invoke_plugin_callbacks_full (event, gcc_data);
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56 #endif
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57
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58 return PLUGEVT_NO_CALLBACK;
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59 }
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60
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61 /* In attribs.c. */
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62
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63 extern void register_attribute (const struct attribute_spec *attr);
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65 #endif /* PLUGIN_H */