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/* Plugin control for the GNU linker.
Copyright 2010 Free Software Foundation, Inc.
This file is part of the GNU Binutils.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
#ifndef GLD_PLUGIN_H
#define GLD_PLUGIN_H
/* This is the only forward declaration we need to avoid having
to include the plugin-api.h header in order to use this file. */
struct ld_plugin_input_file;
/* Handle -plugin arg: find and load plugin, or return error. */
extern int plugin_opt_plugin (const char *plugin);
/* Accumulate option arguments for last-loaded plugin, or return
error if none. */
extern int plugin_opt_plugin_arg (const char *arg);
/* Load up and initialise all plugins after argument parsing. */
extern int plugin_load_plugins (void);
/* Return name of plugin which caused an error in any of the above. */
extern const char *plugin_error_plugin (void);
/* Call 'claim file' hook for all plugins. */
extern int plugin_call_claim_file (const struct ld_plugin_input_file *file,
int *claimed);
/* Call 'all symbols read' hook for all plugins. */
extern int plugin_call_all_symbols_read (void);
/* Call 'cleanup' hook for all plugins. */
extern int plugin_call_cleanup (void);
/* Generate a dummy BFD to represent an IR file, for any callers of
plugin_call_claim_file to use as the handle in the ld_plugin_input_file
struct that they build to pass in. The BFD is initially writable, so
that symbols can be added to it; it must be made readable after the
add_symbols hook has been called so that it can be read when linking. */
extern bfd *plugin_get_ir_dummy_bfd (const char *name, bfd *template);
/* Check if the BFD passed in is an IR dummy object file. */
extern bfd_boolean is_ir_dummy_bfd (const bfd *abfd);
/* Notice-symbol bfd linker callback hook. */
extern bfd_boolean plugin_notice (struct bfd_link_info *info,
const char *name, bfd *abfd, asection *section,
bfd_vma value);
/* Multiple-definition bfd linker callback hook. */
extern bfd_boolean plugin_multiple_definition (struct bfd_link_info *info,
const char *name,
bfd *obfd, asection *osec, bfd_vma oval,
bfd *nbfd, asection *nsec, bfd_vma nval);
#endif /* !def GLD_PLUGIN_H */
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