From 12f19801bf46ecceda69e476119a787e405ff904 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Sun, 02 Jun 2013 10:12:27 -0400
Subject: Delete upstream source directory.
---
(limited to 'src/libopkg/.svn/text-base/pkg_hash.c.svn-base')
diff --git a/src/libopkg/.svn/text-base/pkg_hash.c.svn-base b/src/libopkg/.svn/text-base/pkg_hash.c.svn-base
deleted file mode 100644
index a99cf6b..0000000
--- a/src/libopkg/.svn/text-base/pkg_hash.c.svn-base
+++ /dev/null
@@ -1,735 +0,0 @@
-/* opkg_hash.c - the opkg package management system
-
- Steven M. Ayer
-
- Copyright (C) 2002 Compaq Computer Corporation
-
- 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, 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.
-*/
-
-#include <stdio.h>
-
-#include "hash_table.h"
-#include "release.h"
-#include "pkg.h"
-#include "opkg_message.h"
-#include "pkg_vec.h"
-#include "pkg_hash.h"
-#include "parse_util.h"
-#include "pkg_parse.h"
-#include "opkg_utils.h"
-#include "sprintf_alloc.h"
-#include "file_util.h"
-#include "libbb/libbb.h"
-
-void
-pkg_hash_init(void)
-{
- hash_table_init("pkg-hash", &conf->pkg_hash,
- OPKG_CONF_DEFAULT_HASH_LEN);
-}
-
-static void
-free_pkgs(const char *key, void *entry, void *data)
-{
- int i;
- abstract_pkg_t *ab_pkg;
-
- /* Each entry in the hash table is an abstract package, which contains
- * a list of packages that provide the abstract package.
- */
-
- ab_pkg = (abstract_pkg_t*) entry;
-
- if (ab_pkg->pkgs) {
- for (i = 0; i < ab_pkg->pkgs->len; i++) {
- pkg_deinit (ab_pkg->pkgs->pkgs[i]);
- free (ab_pkg->pkgs->pkgs[i]);
- }
- }
-
- abstract_pkg_vec_free (ab_pkg->provided_by);
- abstract_pkg_vec_free (ab_pkg->replaced_by);
- pkg_vec_free (ab_pkg->pkgs);
- free (ab_pkg->depended_upon_by);
- free (ab_pkg->name);
- free (ab_pkg);
-}
-
-void
-pkg_hash_deinit(void)
-{
- hash_table_foreach(&conf->pkg_hash, free_pkgs, NULL);
- hash_table_deinit(&conf->pkg_hash);
-}
-
-int
-dist_hash_add_from_file(const char *lists_dir, pkg_src_t *dist)
-{
- nv_pair_list_elt_t *l;
- char *list_file, *subname;
-
- list_for_each_entry(l , &conf->arch_list.head, node) {
- nv_pair_t *nv = (nv_pair_t *)l->data;
- sprintf_alloc(&subname, "%s-%s", dist->name, nv->name);
- sprintf_alloc(&list_file, "%s/%s", lists_dir, subname);
-
- if (file_exists(list_file)) {
- if (pkg_hash_add_from_file(list_file, dist, NULL, 0)) {
- free(list_file);
- return -1;
- }
- pkg_src_list_append (&conf->pkg_src_list, subname, dist->value, "__dummy__", 0);
- }
-
- free(list_file);
- }
-
- return 0;
-}
-
-
-int
-pkg_hash_add_from_file(const char *file_name,
- pkg_src_t *src, pkg_dest_t *dest, int is_status_file)
-{
- pkg_t *pkg;
- FILE *fp;
- char *buf;
- const size_t len = 4096;
- int ret = 0;
-
- fp = fopen(file_name, "r");
- if (fp == NULL) {
- opkg_perror(ERROR, "Failed to open %s", file_name);
- return -1;
- }
-
- buf = xmalloc(len);
-
- do {
- pkg = pkg_new();
- pkg->src = src;
- pkg->dest = dest;
-
- ret = parse_from_stream_nomalloc(pkg_parse_line, pkg, fp, 0,
- &buf, len);
- if (pkg->name == NULL) {
- /* probably just a blank line */
- ret = 1;
- }
- if (ret) {
- pkg_deinit (pkg);
- free(pkg);
- if (ret == -1)
- break;
- if (ret == 1)
- /* Probably a blank line, continue parsing. */
- ret = 0;
- continue;
- }
-
- if (!pkg->architecture || !pkg->arch_priority) {
- char *version_str = pkg_version_str_alloc(pkg);
- opkg_msg(NOTICE, "Package %s version %s has no "
- "valid architecture, ignoring.\n",
- pkg->name, version_str);
- free(version_str);
- continue;
- }
-
- hash_insert_pkg(pkg, is_status_file);
-
- } while (!feof(fp));
-
- free(buf);
- fclose(fp);
-
- return ret;
-}
-
-/*
- * Load in feed files from the cached "src" and/or "src/gz" locations.
- */
-int
-pkg_hash_load_feeds(void)
-{
- pkg_src_list_elt_t *iter;
- pkg_src_t *src, *subdist;
- char *list_file, *lists_dir;
-
- opkg_msg(INFO, "\n");
-
- lists_dir = conf->restrict_to_default_dest ?
- conf->default_dest->lists_dir : conf->lists_dir;
-
- for (iter = void_list_first(&conf->dist_src_list); iter;
- iter = void_list_next(&conf->dist_src_list, iter)) {
-
- src = (pkg_src_t *)iter->data;
-
- sprintf_alloc(&list_file, "%s/%s", lists_dir, src->name);
-
- if (file_exists(list_file)) {
- int i;
- release_t *release = release_new();
- if(release_init_from_file(release, list_file)) {
- free(list_file);
- return -1;
- }
-
- unsigned int ncomp;
- const char **comps = release_comps(release, &ncomp);
- subdist = (pkg_src_t *) xmalloc(sizeof(pkg_src_t));
- memcpy(subdist, src, sizeof(pkg_src_t));
-
- for(i = 0; i < ncomp; i++){
- subdist->name = NULL;
- sprintf_alloc(&subdist->name, "%s-%s", src->name, comps[i]);
- if (dist_hash_add_from_file(lists_dir, subdist)) {
- free(subdist->name); free(subdist);
- free(list_file);
- return -1;
- }
- }
- free(subdist->name); free(subdist);
- }
- free(list_file);
- }
-
- for (iter = void_list_first(&conf->pkg_src_list); iter;
- iter = void_list_next(&conf->pkg_src_list, iter)) {
-
- src = (pkg_src_t *)iter->data;
-
- sprintf_alloc(&list_file, "%s/%s", lists_dir, src->name);
-
- if (file_exists(list_file)) {
- if (pkg_hash_add_from_file(list_file, src, NULL, 0)) {
- free(list_file);
- return -1;
- }
- }
- free(list_file);
- }
-
- return 0;
-}
-
-/*
- * Load in status files from the configured "dest"s.
- */
-int
-pkg_hash_load_status_files(void)
-{
- pkg_dest_list_elt_t *iter;
- pkg_dest_t *dest;
-
- opkg_msg(INFO, "\n");
-
- for (iter = void_list_first(&conf->pkg_dest_list); iter;
- iter = void_list_next(&conf->pkg_dest_list, iter)) {
-
- dest = (pkg_dest_t *)iter->data;
-
- if (file_exists(dest->status_file_name)) {
- if (pkg_hash_add_from_file(dest->status_file_name, NULL, dest, 1))
- return -1;
- }
- }
-
- return 0;
-}
-
-static abstract_pkg_t *
-abstract_pkg_fetch_by_name(const char * pkg_name)
-{
- return (abstract_pkg_t *)hash_table_get(&conf->pkg_hash, pkg_name);
-}
-
-pkg_t *
-pkg_hash_fetch_best_installation_candidate(abstract_pkg_t *apkg,
- int (*constraint_fcn)(pkg_t *pkg, void *cdata),
- void *cdata, int quiet)
-{
- int i, j;
- int nprovides = 0;
- int nmatching = 0;
- int wrong_arch_found = 0;
- pkg_vec_t *matching_pkgs;
- abstract_pkg_vec_t *matching_apkgs;
- abstract_pkg_vec_t *provided_apkg_vec;
- abstract_pkg_t **provided_apkgs;
- abstract_pkg_vec_t *providers;
- pkg_t *latest_installed_parent = NULL;
- pkg_t *latest_matching = NULL;
- pkg_t *priorized_matching = NULL;
- pkg_t *held_pkg = NULL;
- pkg_t *good_pkg_by_name = NULL;
-
- if (apkg == NULL || apkg->provided_by == NULL || (apkg->provided_by->len == 0))
- return NULL;
-
- matching_pkgs = pkg_vec_alloc();
- matching_apkgs = abstract_pkg_vec_alloc();
- providers = abstract_pkg_vec_alloc();
-
- opkg_msg(DEBUG, "Best installation candidate for %s:\n", apkg->name);
-
- provided_apkg_vec = apkg->provided_by;
- nprovides = provided_apkg_vec->len;
- provided_apkgs = provided_apkg_vec->pkgs;
- if (nprovides > 1)
- opkg_msg(DEBUG, "apkg=%s nprovides=%d.\n", apkg->name, nprovides);
-
- /* accumulate all the providers */
- for (i = 0; i < nprovides; i++) {
- abstract_pkg_t *provider_apkg = provided_apkgs[i];
- opkg_msg(DEBUG, "Adding %s to providers.\n", provider_apkg->name);
- abstract_pkg_vec_insert(providers, provider_apkg);
- }
- nprovides = providers->len;
-
- for (i = 0; i < nprovides; i++) {
- abstract_pkg_t *provider_apkg = abstract_pkg_vec_get(providers, i);
- abstract_pkg_t *replacement_apkg = NULL;
- pkg_vec_t *vec;
-
- if (provider_apkg->replaced_by && provider_apkg->replaced_by->len) {
- replacement_apkg = provider_apkg->replaced_by->pkgs[0];
- if (provider_apkg->replaced_by->len > 1) {
- opkg_msg(NOTICE, "Multiple replacers for %s, "
- "using first one (%s).\n",
- provider_apkg->name, replacement_apkg->name);
- }
- }
-
- if (replacement_apkg)
- opkg_msg(DEBUG, "replacement_apkg=%s for provider_apkg=%s.\n",
- replacement_apkg->name, provider_apkg->name);
-
- if (replacement_apkg && (replacement_apkg != provider_apkg)) {
- if (abstract_pkg_vec_contains(providers, replacement_apkg))
- continue;
- else
- provider_apkg = replacement_apkg;
- }
-
- if (!(vec = provider_apkg->pkgs)) {
- opkg_msg(DEBUG, "No pkgs for provider_apkg %s.\n",
- provider_apkg->name);
- continue;
- }
-
-
- /* now check for supported architecture */
- {
- int max_count = 0;
-
- /* count packages matching max arch priority and keep track of last one */
- for (j=0; j<vec->len; j++) {
- pkg_t *maybe = vec->pkgs[j];
- opkg_msg(DEBUG, "%s arch=%s arch_priority=%d version=%s.\n",
- maybe->name, maybe->architecture,
- maybe->arch_priority, maybe->version);
- /* We make sure not to add the same package twice. Need to search for the reason why
- they show up twice sometimes. */
- if ((maybe->arch_priority > 0) && (! pkg_vec_contains(matching_pkgs, maybe))) {
- max_count++;
- abstract_pkg_vec_insert(matching_apkgs, maybe->parent);
- pkg_vec_insert(matching_pkgs, maybe);
- }
- }
-
- if (vec->len > 0 && matching_pkgs->len < 1)
- wrong_arch_found = 1;
- }
- }
-
- if (matching_pkgs->len < 1) {
- if (wrong_arch_found)
- opkg_msg(ERROR, "Packages for %s found, but"
- " incompatible with the architectures configured\n",
- apkg->name);
- pkg_vec_free(matching_pkgs);
- abstract_pkg_vec_free(matching_apkgs);
- abstract_pkg_vec_free(providers);
- return NULL;
- }
-
-
- if (matching_pkgs->len > 1)
- pkg_vec_sort(matching_pkgs, pkg_name_version_and_architecture_compare);
- if (matching_apkgs->len > 1)
- abstract_pkg_vec_sort(matching_pkgs, abstract_pkg_name_compare);
-
- for (i = 0; i < matching_pkgs->len; i++) {
- pkg_t *matching = matching_pkgs->pkgs[i];
- if (constraint_fcn(matching, cdata)) {
- opkg_msg(DEBUG, "Candidate: %s %s.\n",
- matching->name, matching->version) ;
- good_pkg_by_name = matching;
- /* It has been provided by hand, so it is what user want */
- if (matching->provided_by_hand == 1)
- break;
- }
- }
-
-
- for (i = 0; i < matching_pkgs->len; i++) {
- pkg_t *matching = matching_pkgs->pkgs[i];
- latest_matching = matching;
- if (matching->parent->state_status == SS_INSTALLED || matching->parent->state_status == SS_UNPACKED)
- latest_installed_parent = matching;
- if (matching->state_flag & (SF_HOLD|SF_PREFER)) {
- if (held_pkg)
- opkg_msg(NOTICE, "Multiple packages (%s and %s) providing"
- " same name marked HOLD or PREFER. "
- "Using latest.\n",
- held_pkg->name, matching->name);
- held_pkg = matching;
- }
- }
-
- if (!good_pkg_by_name && !held_pkg && !latest_installed_parent && matching_apkgs->len > 1 && !quiet) {
- int prio = 0;
- for (i = 0; i < matching_pkgs->len; i++) {
- pkg_t *matching = matching_pkgs->pkgs[i];
- if (matching->arch_priority > prio) {
- priorized_matching = matching;
- prio = matching->arch_priority;
- opkg_msg(DEBUG, "Match %s with priority %i.\n",
- matching->name, prio);
- }
- }
-
- }
-
- if (conf->verbosity >= INFO && matching_apkgs->len > 1) {
- opkg_msg(INFO, "%d matching pkgs for apkg=%s:\n",
- matching_pkgs->len, apkg->name);
- for (i = 0; i < matching_pkgs->len; i++) {
- pkg_t *matching = matching_pkgs->pkgs[i];
- opkg_msg(INFO, "%s %s %s\n",
- matching->name, matching->version,
- matching->architecture);
- }
- }
-
- nmatching = matching_apkgs->len;
-
- pkg_vec_free(matching_pkgs);
- abstract_pkg_vec_free(matching_apkgs);
- abstract_pkg_vec_free(providers);
-
- if (good_pkg_by_name) { /* We found a good candidate, we will install it */
- return good_pkg_by_name;
- }
- if (held_pkg) {
- opkg_msg(INFO, "Using held package %s.\n", held_pkg->name);
- return held_pkg;
- }
- if (latest_installed_parent) {
- opkg_msg(INFO, "Using latest version of installed package %s.\n",
- latest_installed_parent->name);
- return latest_installed_parent;
- }
- if (priorized_matching) {
- opkg_msg(INFO, "Using priorized matching %s %s %s.\n",
- priorized_matching->name, priorized_matching->version,
- priorized_matching->architecture);
- return priorized_matching;
- }
- if (nmatching > 1) {
- opkg_msg(INFO, "No matching pkg out of %d matching_apkgs.\n",
- nmatching);
- return NULL;
- }
- if (latest_matching) {
- opkg_msg(INFO, "Using latest matching %s %s %s.\n",
- latest_matching->name, latest_matching->version,
- latest_matching->architecture);
- return latest_matching;
- }
- return NULL;
-}
-
-static int
-pkg_name_constraint_fcn(pkg_t *pkg, void *cdata)
-{
- const char *name = (const char *)cdata;
-
- if (strcmp(pkg->name, name) == 0)
- return 1;
- else
- return 0;
-}
-
-static pkg_vec_t *
-pkg_vec_fetch_by_name(const char *pkg_name)
-{
- abstract_pkg_t * ab_pkg;
-
- if(!(ab_pkg = abstract_pkg_fetch_by_name(pkg_name)))
- return NULL;
-
- if (ab_pkg->pkgs)
- return ab_pkg->pkgs;
-
- if (ab_pkg->provided_by) {
- abstract_pkg_t *abpkg = abstract_pkg_vec_get(ab_pkg->provided_by, 0);
- if (abpkg != NULL)
- return abpkg->pkgs;
- else
- return ab_pkg->pkgs;
- }
-
- return NULL;
-}
-
-
-pkg_t *
-pkg_hash_fetch_best_installation_candidate_by_name(const char *name)
-{
- abstract_pkg_t *apkg = NULL;
-
- if (!(apkg = abstract_pkg_fetch_by_name(name)))
- return NULL;
-
- return pkg_hash_fetch_best_installation_candidate(apkg,
- pkg_name_constraint_fcn, apkg->name, 0);
-}
-
-
-pkg_t *
-pkg_hash_fetch_by_name_version(const char *pkg_name, const char * version)
-{
- pkg_vec_t * vec;
- int i;
- char *version_str = NULL;
-
- if(!(vec = pkg_vec_fetch_by_name(pkg_name)))
- return NULL;
-
- for(i = 0; i < vec->len; i++) {
- version_str = pkg_version_str_alloc(vec->pkgs[i]);
- if(!strcmp(version_str, version)) {
- free(version_str);
- break;
- }
- free(version_str);
- }
-
- if(i == vec->len)
- return NULL;
-
- return vec->pkgs[i];
-}
-
-pkg_t *
-pkg_hash_fetch_installed_by_name_dest(const char *pkg_name, pkg_dest_t *dest)
-{
- pkg_vec_t * vec;
- int i;
-
- if (!(vec = pkg_vec_fetch_by_name(pkg_name))) {
- return NULL;
- }
-
- for (i = 0; i < vec->len; i++)
- if((vec->pkgs[i]->state_status == SS_INSTALLED
- || vec->pkgs[i]->state_status == SS_UNPACKED)
- && vec->pkgs[i]->dest == dest) {
- return vec->pkgs[i];
- }
-
- return NULL;
-}
-
-pkg_t *
-pkg_hash_fetch_installed_by_name(const char *pkg_name)
-{
- pkg_vec_t * vec;
- int i;
-
- if (!(vec = pkg_vec_fetch_by_name(pkg_name))) {
- return NULL;
- }
-
- for (i = 0; i < vec->len; i++) {
- if (vec->pkgs[i]->state_status == SS_INSTALLED
- || vec->pkgs[i]->state_status == SS_UNPACKED) {
- return vec->pkgs[i];
- }
- }
-
- return NULL;
-}
-
-
-static void
-pkg_hash_fetch_available_helper(const char *pkg_name, void *entry, void *data)
-{
- int j;
- abstract_pkg_t *ab_pkg = (abstract_pkg_t *)entry;
- pkg_vec_t *all = (pkg_vec_t *)data;
- pkg_vec_t *pkg_vec = ab_pkg->pkgs;
-
- if (!pkg_vec)
- return;
-
- for (j = 0; j < pkg_vec->len; j++) {
- pkg_t *pkg = pkg_vec->pkgs[j];
- pkg_vec_insert(all, pkg);
- }
-}
-
-void
-pkg_hash_fetch_available(pkg_vec_t *all)
-{
- hash_table_foreach(&conf->pkg_hash, pkg_hash_fetch_available_helper,
- all);
-}
-
-static void
-pkg_hash_fetch_all_installed_helper(const char *pkg_name, void *entry, void *data)
-{
- abstract_pkg_t *ab_pkg = (abstract_pkg_t *)entry;
- pkg_vec_t *all = (pkg_vec_t *)data;
- pkg_vec_t *pkg_vec = ab_pkg->pkgs;
- int j;
-
- if (!pkg_vec)
- return;
-
- for (j = 0; j < pkg_vec->len; j++) {
- pkg_t *pkg = pkg_vec->pkgs[j];
- if (pkg->state_status == SS_INSTALLED
- || pkg->state_status == SS_UNPACKED)
- pkg_vec_insert(all, pkg);
- }
-}
-
-void
-pkg_hash_fetch_all_installed(pkg_vec_t *all)
-{
- hash_table_foreach(&conf->pkg_hash, pkg_hash_fetch_all_installed_helper,
- all);
-}
-
-/*
- * This assumes that the abstract pkg doesn't exist.
- */
-static abstract_pkg_t *
-add_new_abstract_pkg_by_name(const char *pkg_name)
-{
- abstract_pkg_t *ab_pkg;
-
- ab_pkg = abstract_pkg_new();
-
- ab_pkg->name = xstrdup(pkg_name);
- hash_table_insert(&conf->pkg_hash, pkg_name, ab_pkg);
-
- return ab_pkg;
-}
-
-
-abstract_pkg_t *
-ensure_abstract_pkg_by_name(const char *pkg_name)
-{
- abstract_pkg_t * ab_pkg;
-
- if (!(ab_pkg = abstract_pkg_fetch_by_name(pkg_name)))
- ab_pkg = add_new_abstract_pkg_by_name(pkg_name);
-
- return ab_pkg;
-}
-
-void
-hash_insert_pkg(pkg_t *pkg, int set_status)
-{
- abstract_pkg_t * ab_pkg;
-
- ab_pkg = ensure_abstract_pkg_by_name(pkg->name);
- if (!ab_pkg->pkgs)
- ab_pkg->pkgs = pkg_vec_alloc();
-
- if (pkg->state_status == SS_INSTALLED) {
- ab_pkg->state_status = SS_INSTALLED;
- } else if (pkg->state_status == SS_UNPACKED) {
- ab_pkg->state_status = SS_UNPACKED;
- }
-
- buildDepends(pkg);
-
- buildProvides(ab_pkg, pkg);
-
- /* Need to build the conflicts graph before replaces for correct
- * calculation of replaced_by relation.
- */
- buildConflicts(pkg);
-
- buildReplaces(ab_pkg, pkg);
-
- buildDependedUponBy(pkg, ab_pkg);
-
- pkg_vec_insert_merge(ab_pkg->pkgs, pkg, set_status);
- pkg->parent = ab_pkg;
-}
-
-static const char *
-strip_offline_root(const char *file_name)
-{
- unsigned int len;
-
- if (conf->offline_root) {
- len = strlen(conf->offline_root);
- if (strncmp(file_name, conf->offline_root, len) == 0)
- file_name += len;
- }
-
- return file_name;
-}
-
-void
-file_hash_remove(const char *file_name)
-{
- file_name = strip_offline_root(file_name);
- hash_table_remove(&conf->file_hash, file_name);
-}
-
-pkg_t *
-file_hash_get_file_owner(const char *file_name)
-{
- file_name = strip_offline_root(file_name);
- return hash_table_get(&conf->file_hash, file_name);
-}
-
-void
-file_hash_set_file_owner(const char *file_name, pkg_t *owning_pkg)
-{
- pkg_t *old_owning_pkg;
-
- file_name = strip_offline_root(file_name);
-
- old_owning_pkg = hash_table_get(&conf->file_hash, file_name);
- hash_table_insert(&conf->file_hash, file_name, owning_pkg);
-
- if (old_owning_pkg) {
- pkg_get_installed_files(old_owning_pkg);
- str_list_remove_elt(old_owning_pkg->installed_files, file_name);
- pkg_free_installed_files(old_owning_pkg);
-
- /* mark this package to have its filelist written */
- old_owning_pkg->state_flag |= SF_FILELIST_CHANGED;
- owning_pkg->state_flag |= SF_FILELIST_CHANGED;
- }
-}
--
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