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/*
* libdpkg - Debian packaging suite library routines
* pkg-files.c - handle list of filesystem files per package
*
* Copyright © 1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
* Copyright © 2000,2001 Wichert Akkerman <wakkerma@debian.org>
* Copyright © 2008-2014 Guillem Jover <guillem@debian.org>
*
* This 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 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 <https://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <compat.h>
#include <dpkg/i18n.h>
#include <dpkg/dpkg.h>
#include <dpkg/dpkg-db.h>
#include <dpkg/pkg-list.h>
#include <dpkg/pkg-files.h>
/**
* Erase the files saved in pkg.
*/
void
pkg_files_blank(struct pkginfo *pkg)
{
struct fsys_namenode_list *current;
for (current = pkg->files;
current;
current = current->next) {
struct pkg_list **pkg_prev = ¤t->namenode->packages;
struct pkg_list *pkg_node;
/* For each file that used to be in the package, go through
* looking for this package's entry in the list of packages
* containing this file, and blank it out. */
for (pkg_node = current->namenode->packages;
pkg_node;
pkg_node = pkg_node->next) {
if (pkg_node->pkg == pkg) {
*pkg_prev = pkg_node->next;
/* The actual filelist links were allocated
* w/ nfmalloc, so we should not free them. */
break;
}
pkg_prev = &pkg_node->next;
}
}
pkg->files = NULL;
}
struct fsys_namenode_list **
pkg_files_add_file(struct pkginfo *pkg, struct fsys_namenode *namenode,
struct fsys_namenode_list **file_tail)
{
struct fsys_namenode_list *newent;
struct pkg_list *pkg_node;
if (file_tail == NULL)
file_tail = &pkg->files;
/* Make sure we're at the end. */
while ((*file_tail) != NULL)
file_tail = &((*file_tail)->next);
/* Create a new node. */
newent = nfmalloc(sizeof(*newent));
newent->namenode = namenode;
newent->next = NULL;
*file_tail = newent;
file_tail = &newent->next;
/* Add pkg to newent's package list. */
pkg_node = nfmalloc(sizeof(*pkg_node));
pkg_node->pkg = pkg;
pkg_node->next = newent->namenode->packages;
newent->namenode->packages = pkg_node;
/* Return the position for the next guy. */
return file_tail;
}
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