mirror of
https://github.com/moparisthebest/pacman
synced 2024-11-13 04:45:09 -05:00
aa545f6798
Signed-off-by: Dan McGee <dan@archlinux.org>
195 lines
4.9 KiB
C
195 lines
4.9 KiB
C
/*
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* testdb.c : Test a pacman local database for validity
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*
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* Copyright (c) 2007 by Aaron Griffin <aaronmgriffin@gmail.com>
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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, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <limits.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <libgen.h>
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#include <alpm.h>
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#include <alpm_list.h>
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int str_cmp(const void *s1, const void *s2)
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{
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return(strcmp(s1, s2));
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}
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static void diffrqdby(const char *pkgname, alpm_list_t *oldrqdby, alpm_list_t *newrqdby)
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{
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oldrqdby = alpm_list_msort(oldrqdby, alpm_list_count(oldrqdby), str_cmp);
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newrqdby = alpm_list_msort(newrqdby, alpm_list_count(newrqdby), str_cmp);
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alpm_list_t *i = oldrqdby;
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alpm_list_t *j = newrqdby;
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while(i || j) {
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char *s1 = NULL;
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char *s2 = NULL;
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int n;
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if(i && !j) {
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n = -1;
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} else if(!i && j) {
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n = 1;
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} else {
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s1 = i->data;
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s2 = j->data;
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n = strcmp(s1, s2);
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}
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if(n < 0) {
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s1 = i->data;
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printf("wrong requiredby for %s : %s\n", pkgname, s1);
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i = i->next;
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} else if (n > 0) {
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s2 = j->data;
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printf("missing requiredby for %s : %s\n", pkgname, s2);
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j = j->next;
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} else {
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i = i->next;
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j = j->next;
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}
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}
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}
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static void cleanup(int signum) {
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if(alpm_release() == -1) {
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fprintf(stderr, "error releasing alpm: %s\n", alpm_strerrorlast());
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}
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exit(signum);
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}
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void output_cb(pmloglevel_t level, char *fmt, va_list args)
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{
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if(strlen(fmt)) {
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switch(level) {
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case PM_LOG_ERROR: printf("error: "); break;
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case PM_LOG_WARNING: printf("warning: "); break;
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default: return;
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}
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vprintf(fmt, args);
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printf("\n");
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}
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}
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static int db_test(char *dbpath)
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{
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struct dirent *ent;
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char path[PATH_MAX];
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struct stat buf;
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int ret = 0;
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DIR *dir;
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if(!(dir = opendir(dbpath))) {
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fprintf(stderr, "error : %s : %s\n", dbpath, strerror(errno));
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return(1);
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}
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while ((ent = readdir(dir)) != NULL) {
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if(!strcmp(ent->d_name, ".") || !strcmp(ent->d_name, "..")) {
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continue;
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}
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/* check for desc, depends, and files */
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snprintf(path, PATH_MAX, "%s/%s/desc", dbpath, ent->d_name);
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if(stat(path, &buf)) {
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printf("%s: description file is missing\n", ent->d_name);
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ret++;
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}
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snprintf(path, PATH_MAX, "%s/%s/depends", dbpath, ent->d_name);
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if(stat(path, &buf)) {
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printf("%s: dependency file is missing\n", ent->d_name);
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ret++;
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}
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snprintf(path, PATH_MAX, "%s/%s/files", dbpath, ent->d_name);
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if(stat(path, &buf)) {
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printf("%s: file list is missing\n", ent->d_name);
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ret++;
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}
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}
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return(ret);
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}
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int main(int argc, char **argv)
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{
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int retval = 0; /* default = false */
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pmdb_t *db = NULL;
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char *dbpath;
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char localdbpath[PATH_MAX];
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alpm_list_t *i;
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if(argc == 1) {
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dbpath = DBPATH;
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} else if(argc == 3 && strcmp(argv[1], "-b") == 0) {
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dbpath = argv[2];
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} else {
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fprintf(stderr, "usage: %s -b <pacman db>\n", basename(argv[0]));
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return(1);
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}
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snprintf(localdbpath, PATH_MAX, "%s/local", dbpath);
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retval = db_test(localdbpath);
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if(retval) {
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return(retval);
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}
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if(alpm_initialize() == -1) {
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fprintf(stderr, "cannot initialize alpm: %s\n", alpm_strerrorlast());
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return(1);
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}
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/* let us get log messages from libalpm */
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alpm_option_set_logcb(output_cb);
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alpm_option_set_dbpath(dbpath);
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db = alpm_db_register_local();
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if(db == NULL) {
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fprintf(stderr, "error: could not register 'local' database (%s)\n",
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alpm_strerrorlast());
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cleanup(EXIT_FAILURE);
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}
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/* check dependencies */
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alpm_list_t *data;
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data = alpm_checkdeps(db, PM_TRANS_TYPE_ADD, alpm_db_getpkgcache(db));
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for(i = data; i; i = alpm_list_next(i)) {
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pmdepmissing_t *miss = alpm_list_getdata(i);
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pmdepend_t *dep = alpm_miss_get_dep(miss);
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printf("missing dependency for %s : %s\n", alpm_miss_get_target(miss),
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alpm_dep_get_name(dep));
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}
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/* check requiredby */
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for(i = alpm_db_getpkgcache(db); i; i = alpm_list_next(i)) {
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pmpkg_t *pkg = alpm_list_getdata(i);
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const char *pkgname = alpm_pkg_get_name(pkg);
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alpm_list_t *rqdby = alpm_pkg_compute_requiredby(pkg);
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diffrqdby(pkgname, alpm_pkg_get_requiredby(pkg), rqdby);
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}
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cleanup(retval);
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}
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