Merge branch 'vendor/GCC44'
[dragonfly.git] / contrib / binutils-2.22 / ld / plugin.h
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dfe305e9
JM
1/* Plugin control for the GNU linker.
2 Copyright 2010, 2011 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. */
25extern 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. */
29extern 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. */
33struct ld_plugin_input_file;
34
35/* Handle -plugin arg: find and load plugin, or return error. */
36extern int plugin_opt_plugin (const char *plugin);
37
38/* Accumulate option arguments for last-loaded plugin, or return
39 error if none. */
40extern 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. */
44extern bfd_boolean plugin_active_plugins_p (void);
45
46/* Load up and initialise all plugins after argument parsing. */
47extern int plugin_load_plugins (void);
48
49/* Return name of plugin which caused an error in any of the above. */
50extern const char *plugin_error_plugin (void);
51
52/* Call 'claim file' hook for all plugins. */
53extern void plugin_maybe_claim (struct ld_plugin_input_file *,
54 lang_input_statement_type *);
55
56/* Call 'all symbols read' hook for all plugins. */
57extern int plugin_call_all_symbols_read (void);
58
59/* Call 'cleanup' hook for all plugins at exit. */
60extern 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. */
67extern bfd *plugin_get_ir_dummy_bfd (const char *name, bfd *template);
68
69/* Return true if bfd is a dynamic library that should be reloaded. */
70extern bfd_boolean plugin_should_reload (bfd *);
71
72#endif /* !def GLD_PLUGIN_H */