binutils-gdb/gdb/registry.c
Joel Brobecker 61baf725ec update copyright year range in GDB files
This applies the second part of GDB's End of Year Procedure, which
updates the copyright year range in all of GDB's files.

gdb/ChangeLog:

        Update copyright year range in all GDB files.
2017-01-01 10:52:34 +04:00

113 lines
3.4 KiB
C

/* Support functions for general registry objects.
Copyright (C) 2011-2017 Free Software Foundation, Inc.
This file is part of GDB.
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, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "registry.h"
const struct registry_data *
register_data_with_cleanup (struct registry_data_registry *registry,
registry_data_callback save,
registry_data_callback free)
{
struct registry_data_registration **curr;
/* Append new registration. */
for (curr = &registry->registrations;
*curr != NULL;
curr = &(*curr)->next)
;
*curr = XNEW (struct registry_data_registration);
(*curr)->next = NULL;
(*curr)->data = XNEW (struct registry_data);
(*curr)->data->index = registry->num_registrations++;
(*curr)->data->save = save;
(*curr)->data->free = free;
return (*curr)->data;
}
void
registry_alloc_data (struct registry_data_registry *registry,
struct registry_fields *fields)
{
gdb_assert (fields->data == NULL);
fields->num_data = registry->num_registrations;
fields->data = XCNEWVEC (void *, fields->num_data);
}
void
registry_clear_data (struct registry_data_registry *data_registry,
registry_callback_adaptor adaptor,
struct registry_container *container,
struct registry_fields *fields)
{
struct registry_data_registration *registration;
int i;
gdb_assert (fields->data != NULL);
/* Process all the save handlers. */
for (registration = data_registry->registrations, i = 0;
i < fields->num_data;
registration = registration->next, i++)
if (fields->data[i] != NULL && registration->data->save != NULL)
adaptor (registration->data->save, container, fields->data[i]);
/* Now process all the free handlers. */
for (registration = data_registry->registrations, i = 0;
i < fields->num_data;
registration = registration->next, i++)
if (fields->data[i] != NULL && registration->data->free != NULL)
adaptor (registration->data->free, container, fields->data[i]);
memset (fields->data, 0, fields->num_data * sizeof (void *));
}
void
registry_container_free_data (struct registry_data_registry *data_registry,
registry_callback_adaptor adaptor,
struct registry_container *container,
struct registry_fields *fields)
{
void ***rdata = &fields->data;
gdb_assert (*rdata != NULL);
registry_clear_data (data_registry, adaptor, container, fields);
xfree (*rdata);
*rdata = NULL;
}
void
registry_set_data (struct registry_fields *fields,
const struct registry_data *data,
void *value)
{
gdb_assert (data->index < fields->num_data);
fields->data[data->index] = value;
}
void *
registry_data (struct registry_fields *fields,
const struct registry_data *data)
{
gdb_assert (data->index < fields->num_data);
return fields->data[data->index];
}