mirror of
https://github.com/moparisthebest/pacman
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326c6a8eed
Add 2012 to the copyright range for all libalpm and pacman source files. Signed-off-by: Allan McRae <allan@archlinux.org> Signed-off-by: Dan McGee <dan@archlinux.org>
97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
/*
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* backup.c
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*
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* Copyright (c) 2006-2012 Pacman Development Team <pacman-dev@archlinux.org>
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* Copyright (c) 2005 by Judd Vinet <jvinet@zeroflux.org>
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* Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
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* Copyright (c) 2005 by Christian Hamar <krics@linuxforum.hu>
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* Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.org>
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*
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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 2 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <string.h>
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/* libalpm */
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#include "backup.h"
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#include "alpm_list.h"
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#include "log.h"
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#include "util.h"
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/* split a backup string "file\thash" into the relevant components */
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int _alpm_split_backup(const char *string, alpm_backup_t **backup)
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{
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char *str, *ptr;
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STRDUP(str, string, return -1);
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/* tab delimiter */
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ptr = str ? strchr(str, '\t') : NULL;
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if(ptr == NULL) {
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(*backup)->name = str;
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(*backup)->hash = NULL;
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return 0;
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}
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*ptr = '\0';
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ptr++;
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/* now str points to the filename and ptr points to the hash */
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STRDUP((*backup)->name, str, return -1);
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STRDUP((*backup)->hash, ptr, return -1);
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FREE(str);
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return 0;
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}
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/* Look for a filename in a alpm_pkg_t.backup list. If we find it,
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* then we return the full backup entry.
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*/
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alpm_backup_t *_alpm_needbackup(const char *file, alpm_pkg_t *pkg)
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{
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const alpm_list_t *lp;
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if(file == NULL || pkg == NULL) {
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return NULL;
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}
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for(lp = alpm_pkg_get_backup(pkg); lp; lp = lp->next) {
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alpm_backup_t *backup = lp->data;
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if(strcmp(file, backup->name) == 0) {
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return backup;
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}
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}
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return NULL;
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}
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void _alpm_backup_free(alpm_backup_t *backup)
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{
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free(backup->name);
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free(backup->hash);
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free(backup);
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}
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alpm_backup_t *_alpm_backup_dup(const alpm_backup_t *backup)
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{
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alpm_backup_t *newbackup;
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CALLOC(newbackup, 1, sizeof(alpm_backup_t), return NULL);
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STRDUP(newbackup->name, backup->name, return NULL);
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STRDUP(newbackup->hash, backup->hash, return NULL);
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return newbackup;
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}
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/* vim: set ts=2 sw=2 noet: */
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