280 lines
7.8 KiB
C
280 lines
7.8 KiB
C
/*
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* package.c
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*
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* Copyright (c) 2006-2011 Pacman Development Team <pacman-dev@archlinux.org>
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* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.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 "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <limits.h>
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#include <errno.h>
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#include <alpm.h>
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#include <alpm_list.h>
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/* pacman */
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#include "package.h"
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#include "util.h"
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#include "conf.h"
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#define CLBUF_SIZE 4096
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/**
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* Display the details of a package.
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* Extra information entails 'required by' info for sync packages and backup
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* files info for local packages.
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* @param pkg package to display information for
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* @param from the type of package we are dealing with
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* @param extra should we show extra information
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*/
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void dump_pkg_full(alpm_pkg_t *pkg, enum pkg_from from, int extra)
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{
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const char *reason;
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time_t bdate, idate;
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char bdatestr[50] = "", idatestr[50] = "";
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const char *label;
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double size;
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const alpm_list_t *i;
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alpm_list_t *requiredby = NULL, *depstrings = NULL;
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if(pkg == NULL) {
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return;
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}
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/* set variables here, do all output below */
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bdate = alpm_pkg_get_builddate(pkg);
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if(bdate) {
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strftime(bdatestr, 50, "%c", localtime(&bdate));
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}
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idate = alpm_pkg_get_installdate(pkg);
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if(idate) {
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strftime(idatestr, 50, "%c", localtime(&idate));
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}
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switch((long)alpm_pkg_get_reason(pkg)) {
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case ALPM_PKG_REASON_EXPLICIT:
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reason = _("Explicitly installed");
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break;
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case ALPM_PKG_REASON_DEPEND:
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reason = _("Installed as a dependency for another package");
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break;
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default:
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reason = _("Unknown");
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break;
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}
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/* turn depends list into a text list */
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for(i = alpm_pkg_get_depends(pkg); i; i = alpm_list_next(i)) {
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alpm_depend_t *dep = (alpm_depend_t *)alpm_list_getdata(i);
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depstrings = alpm_list_add(depstrings, alpm_dep_compute_string(dep));
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}
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if(extra || from == PKG_FROM_LOCALDB) {
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/* compute this here so we don't get a pause in the middle of output */
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requiredby = alpm_pkg_compute_requiredby(pkg);
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}
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/* actual output */
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if(from == PKG_FROM_SYNCDB) {
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string_display(_("Repository :"),
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alpm_db_get_name(alpm_pkg_get_db(pkg)));
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}
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string_display(_("Name :"), alpm_pkg_get_name(pkg));
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string_display(_("Version :"), alpm_pkg_get_version(pkg));
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string_display(_("URL :"), alpm_pkg_get_url(pkg));
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list_display(_("Licenses :"), alpm_pkg_get_licenses(pkg));
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list_display(_("Groups :"), alpm_pkg_get_groups(pkg));
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list_display(_("Provides :"), alpm_pkg_get_provides(pkg));
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list_display(_("Depends On :"), depstrings);
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list_display_linebreak(_("Optional Deps :"), alpm_pkg_get_optdepends(pkg));
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if(extra || from == PKG_FROM_LOCALDB) {
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list_display(_("Required By :"), requiredby);
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}
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list_display(_("Conflicts With :"), alpm_pkg_get_conflicts(pkg));
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list_display(_("Replaces :"), alpm_pkg_get_replaces(pkg));
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size = humanize_size(alpm_pkg_get_size(pkg), 'K', 1, &label);
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if(from == PKG_FROM_SYNCDB) {
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printf(_("Download Size : %6.2f %s\n"), size, label);
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} else if(from == PKG_FROM_FILE) {
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printf(_("Compressed Size: %6.2f %s\n"), size, label);
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}
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size = humanize_size(alpm_pkg_get_isize(pkg), 'K', 1, &label);
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printf(_("Installed Size : %6.2f %s\n"), size, label);
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string_display(_("Packager :"), alpm_pkg_get_packager(pkg));
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string_display(_("Architecture :"), alpm_pkg_get_arch(pkg));
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string_display(_("Build Date :"), bdatestr);
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if(from == PKG_FROM_LOCALDB) {
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string_display(_("Install Date :"), idatestr);
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string_display(_("Install Reason :"), reason);
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}
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if(from == PKG_FROM_FILE || from == PKG_FROM_LOCALDB) {
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string_display(_("Install Script :"),
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alpm_pkg_has_scriptlet(pkg) ? _("Yes") : _("No"));
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}
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if(from == PKG_FROM_SYNCDB) {
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string_display(_("MD5 Sum :"), alpm_pkg_get_md5sum(pkg));
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string_display(_("Signatures :"), alpm_pkg_get_base64_sig(pkg) ? _("Yes") : _("No"));
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}
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if(from == PKG_FROM_FILE) {
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alpm_sigresult_t result;
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int err = alpm_pkg_check_pgp_signature(pkg, &result);
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if(err) {
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string_display(_("Signatures :"),
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alpm_strerror(alpm_errno(config->handle)));
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} else {
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signature_display(_("Signatures :"), &result);
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}
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alpm_sigresult_cleanup(&result);
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}
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string_display(_("Description :"), alpm_pkg_get_desc(pkg));
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/* Print additional package info if info flag passed more than once */
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if(from == PKG_FROM_LOCALDB && extra) {
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dump_pkg_backups(pkg);
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}
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/* final newline to separate packages */
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printf("\n");
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FREELIST(depstrings);
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FREELIST(requiredby);
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}
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static const char *get_backup_file_status(const char *root,
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const alpm_backup_t *backup)
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{
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char path[PATH_MAX];
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const char *ret;
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snprintf(path, PATH_MAX, "%s%s", root, backup->name);
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/* if we find the file, calculate checksums, otherwise it is missing */
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if(access(path, R_OK) == 0) {
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char *md5sum = alpm_compute_md5sum(path);
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if(md5sum == NULL) {
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pm_fprintf(stderr, ALPM_LOG_ERROR,
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_("could not calculate checksums for %s\n"), path);
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return NULL;
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}
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/* if checksums don't match, file has been modified */
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if(strcmp(md5sum, backup->hash) != 0) {
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ret = "MODIFIED";
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} else {
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ret = "UNMODIFIED";
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}
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free(md5sum);
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} else {
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switch(errno) {
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case EACCES:
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ret = "UNREADABLE";
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break;
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case ENOENT:
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ret = "MISSING";
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break;
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default:
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ret = "UNKNOWN";
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}
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}
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return ret;
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}
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/* Display list of backup files and their modification states
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*/
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void dump_pkg_backups(alpm_pkg_t *pkg)
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{
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alpm_list_t *i;
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const char *root = alpm_option_get_root(config->handle);
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printf(_("Backup Files:\n"));
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if(alpm_pkg_get_backup(pkg)) {
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/* package has backup files, so print them */
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for(i = alpm_pkg_get_backup(pkg); i; i = alpm_list_next(i)) {
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const alpm_backup_t *backup = alpm_list_getdata(i);
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const char *value;
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if(!backup->hash) {
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continue;
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}
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value = get_backup_file_status(root, backup);
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printf("%s\t%s%s\n", value, root, backup->name);
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}
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} else {
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/* package had no backup files */
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printf(_("(none)\n"));
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}
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}
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/* List all files contained in a package
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*/
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void dump_pkg_files(alpm_pkg_t *pkg, int quiet)
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{
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const char *pkgname, *root;
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alpm_filelist_t *pkgfiles;
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size_t i;
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pkgname = alpm_pkg_get_name(pkg);
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pkgfiles = alpm_pkg_get_files(pkg);
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root = alpm_option_get_root(config->handle);
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for(i = 0; i < pkgfiles->count; i++) {
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const alpm_file_t *file = pkgfiles->files + i;
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if(!quiet) {
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fprintf(stdout, "%s %s%s\n", pkgname, root, file->name);
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} else {
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fprintf(stdout, "%s%s\n", root, file->name);
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}
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}
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fflush(stdout);
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}
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/* Display the changelog of a package
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*/
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void dump_pkg_changelog(alpm_pkg_t *pkg)
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{
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void *fp = NULL;
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if((fp = alpm_pkg_changelog_open(pkg)) == NULL) {
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pm_fprintf(stderr, ALPM_LOG_ERROR, _("no changelog available for '%s'.\n"),
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alpm_pkg_get_name(pkg));
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return;
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} else {
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/* allocate a buffer to get the changelog back in chunks */
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char buf[CLBUF_SIZE];
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size_t ret = 0;
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while((ret = alpm_pkg_changelog_read(buf, CLBUF_SIZE, pkg, fp))) {
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if(ret < CLBUF_SIZE) {
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/* if we hit the end of the file, we need to add a null terminator */
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*(buf + ret) = '\0';
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}
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printf("%s", buf);
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}
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alpm_pkg_changelog_close(pkg, fp);
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printf("\n");
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}
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}
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/* vim: set ts=2 sw=2 noet: */
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