d44ad554d4
(is_ir_dummy_bfd): Delete prototype. * plugin.c: Fix formatting issues. (is_ir_dummy_bfd): Make static. (plugin_active_plugins_p): New function. * ldfile.c (ldfile_try_open_bfd): Use it to save work if no plugins are loaded. Always close file descriptor after claim handler returns. * ldmain.c (add_archive_element): Likewise.
75 lines
2.8 KiB
C
75 lines
2.8 KiB
C
/* Plugin control for the GNU linker.
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Copyright 2010 Free Software Foundation, Inc.
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This file is part of the GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#ifndef GLD_PLUGIN_H
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#define GLD_PLUGIN_H
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/* This is the only forward declaration we need to avoid having
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to include the plugin-api.h header in order to use this file. */
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struct ld_plugin_input_file;
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/* Handle -plugin arg: find and load plugin, or return error. */
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extern int plugin_opt_plugin (const char *plugin);
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/* Accumulate option arguments for last-loaded plugin, or return
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error if none. */
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extern int plugin_opt_plugin_arg (const char *arg);
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/* Return true if any plugins are active this run. Only valid
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after options have been processed. */
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extern bfd_boolean plugin_active_plugins_p (void);
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/* Load up and initialise all plugins after argument parsing. */
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extern int plugin_load_plugins (void);
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/* Return name of plugin which caused an error in any of the above. */
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extern const char *plugin_error_plugin (void);
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/* Call 'claim file' hook for all plugins. */
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extern int plugin_call_claim_file (const struct ld_plugin_input_file *file,
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int *claimed);
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/* Call 'all symbols read' hook for all plugins. */
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extern int plugin_call_all_symbols_read (void);
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/* Call 'cleanup' hook for all plugins. */
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extern int plugin_call_cleanup (void);
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/* Generate a dummy BFD to represent an IR file, for any callers of
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plugin_call_claim_file to use as the handle in the ld_plugin_input_file
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struct that they build to pass in. The BFD is initially writable, so
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that symbols can be added to it; it must be made readable after the
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add_symbols hook has been called so that it can be read when linking. */
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extern bfd *plugin_get_ir_dummy_bfd (const char *name, bfd *template);
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/* Notice-symbol bfd linker callback hook. */
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extern bfd_boolean plugin_notice (struct bfd_link_info *info,
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const char *name, bfd *abfd, asection *section,
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bfd_vma value);
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/* Multiple-definition bfd linker callback hook. */
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extern bfd_boolean plugin_multiple_definition (struct bfd_link_info *info,
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const char *name,
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bfd *obfd, asection *osec, bfd_vma oval,
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bfd *nbfd, asection *nsec, bfd_vma nval);
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#endif /* !def GLD_PLUGIN_H */
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