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/*
* backup.c
*
* Copyright (c) 2002-2005 by Judd Vinet <jvinet@zeroflux.org>
*
* 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#include "config.h"
#include <stdlib.h>
#include <string.h>
/* pacman */
#include "backup.h"
/* Look for a filename in a pmpkg_t.backup list. If we find it,
* then we return the md5 hash (parsed from the same line)
*/
char *_alpm_needbackup(char *file, PMList *backup)
{
PMList *lp;
if(file == NULL || backup == NULL) {
return(NULL);
}
/* run through the backup list and parse out the md5 hash for our file */
for(lp = backup; lp; lp = lp->next) {
char *str = strdup(lp->data);
char *ptr;
/* tab delimiter */
ptr = strchr(str, '\t');
if(ptr == NULL) {
free(str);
continue;
}
*ptr = '\0';
ptr++;
/* now str points to the filename and ptr points to the md5 hash */
if(!strcmp(file, str)) {
free(str);
return(strdup(ptr));
}
free(str);
}
return(NULL);
}
/* vim: set ts=2 sw=2 noet: */
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