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      1 /* Plugin control for the GNU linker.
      2    Copyright (C) 2010-2014 Free Software Foundation, Inc.
      3 
      4    This file is part of the GNU Binutils.
      5 
      6    This program is free software; you can redistribute it and/or modify
      7    it under the terms of the GNU General Public License as published by
      8    the Free Software Foundation; either version 3 of the License, or
      9    (at your option) any later version.
     10 
     11    This program is distributed in the hope that it will be useful,
     12    but WITHOUT ANY WARRANTY; without even the implied warranty of
     13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14    GNU General Public License for more details.
     15 
     16    You should have received a copy of the GNU General Public License
     17    along with this program; if not, write to the Free Software
     18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     19    MA 02110-1301, USA.  */
     20 
     21 #ifndef GLD_PLUGIN_H
     22 #define GLD_PLUGIN_H
     23 
     24 /* Report plugin symbols.  */
     25 extern bfd_boolean report_plugin_symbols;
     26 
     27 /* Set at all symbols read time, to avoid recursively offering the plugin
     28    its own newly-added input files and libs to claim.  */
     29 extern bfd_boolean no_more_claiming;
     30 
     31 /* This is the only forward declaration we need to avoid having
     32    to include the plugin-api.h header in order to use this file.  */
     33 struct ld_plugin_input_file;
     34 
     35 /* Handle -plugin arg: find and load plugin.  */
     36 extern void plugin_opt_plugin (const char *plugin);
     37 
     38 /* Accumulate option arguments for last-loaded plugin, or return
     39    error if none.  */
     40 extern int plugin_opt_plugin_arg (const char *arg);
     41 
     42 /* Return true if any plugins are active this run.  Only valid
     43    after options have been processed.  */
     44 extern bfd_boolean plugin_active_plugins_p (void);
     45 
     46 /* Load up and initialise all plugins after argument parsing.  */
     47 extern void plugin_load_plugins (void);
     48 
     49 /* Return name of plugin which caused an error in any of the above.  */
     50 extern const char *plugin_error_plugin (void);
     51 
     52 /* Call 'claim file' hook for all plugins.  */
     53 extern void plugin_maybe_claim (struct ld_plugin_input_file *,
     54 				lang_input_statement_type *);
     55 
     56 /* Call 'all symbols read' hook for all plugins.  */
     57 extern int plugin_call_all_symbols_read (void);
     58 
     59 /* Call 'cleanup' hook for all plugins at exit.  */
     60 extern void plugin_call_cleanup (void);
     61 
     62 /* Generate a dummy BFD to represent an IR file, for any callers of
     63    plugin_call_claim_file to use as the handle in the ld_plugin_input_file
     64    struct that they build to pass in.  The BFD is initially writable, so
     65    that symbols can be added to it; it must be made readable after the
     66    add_symbols hook has been called so that it can be read when linking.  */
     67 extern bfd *plugin_get_ir_dummy_bfd (const char *name, bfd *template);
     68 
     69 #endif /* !def GLD_PLUGIN_H */
     70