455 lines
12 KiB
C
455 lines
12 KiB
C
/*-
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* Copyright (c) 2008-2011 Juan Romero Pardines.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "xbps_api_impl.h"
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static int
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store_dependency(prop_dictionary_t transd, prop_dictionary_t repo_pkgd)
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{
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prop_dictionary_t dict;
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prop_array_t array;
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const char *pkgname, *pkgver, *repoloc, *reason;
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int rv = 0;
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pkg_state_t state = 0;
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assert(transd != NULL);
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assert(repo_pkgd != NULL);
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/*
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* Get some info about dependencies and current repository.
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*/
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prop_dictionary_get_cstring_nocopy(repo_pkgd, "pkgname", &pkgname);
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prop_dictionary_get_cstring_nocopy(repo_pkgd, "pkgver", &pkgver);
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prop_dictionary_get_cstring_nocopy(repo_pkgd, "repository", &repoloc);
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/*
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* Check if this package should replace other installed packages.
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*/
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if ((rv = xbps_repository_pkg_replaces(transd, repo_pkgd)) != 0)
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return rv;
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dict = prop_dictionary_copy(repo_pkgd);
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if (dict == NULL)
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return errno;
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array = prop_dictionary_get(transd, "unsorted_deps");
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if (array == NULL) {
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prop_object_release(dict);
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return errno;
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}
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/*
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* Overwrite package state in dictionary with same state than the
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* package currently uses, otherwise not-installed.
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*/
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if ((rv = xbps_pkg_state_installed(pkgname, &state)) != 0) {
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if (rv != ENOENT) {
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prop_object_release(dict);
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return rv;
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}
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/* pkg not installed */
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state = XBPS_PKG_STATE_NOT_INSTALLED;
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}
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if ((rv = xbps_set_pkg_state_dictionary(dict, state)) != 0) {
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prop_object_release(dict);
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return rv;
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}
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/*
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* If pkg dependency is already installed, skip it if the transaction
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* reason is "install".
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*/
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if (state == XBPS_PKG_STATE_INSTALLED) {
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prop_dictionary_get_cstring_nocopy(repo_pkgd,
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"transaction", &reason);
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if (strcmp(reason, "install") == 0) {
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xbps_dbg_printf("%s: skipping, already installed.\n",
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pkgver);
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prop_object_release(dict);
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return 0;
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}
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}
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/*
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* Add required objects into package dep's dictionary.
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*/
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if (!prop_dictionary_set_bool(dict, "automatic-install", true)) {
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prop_object_release(dict);
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return errno;
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}
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/*
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* Add the dictionary into the array.
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*/
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if (!xbps_add_obj_to_array(array, dict)) {
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prop_object_release(dict);
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return EINVAL;
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}
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xbps_dbg_printf("Added package '%s' into "
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"the transaction (%s).\n", pkgver, repoloc);
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return 0;
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}
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static int
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add_missing_reqdep(prop_array_t missing_rdeps, const char *reqpkg)
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{
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prop_string_t reqpkg_str;
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prop_object_iterator_t iter = NULL;
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prop_object_t obj;
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size_t idx = 0;
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bool add_pkgdep, pkgfound, update_pkgdep;
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int rv = 0;
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assert(missing_rdeps != NULL);
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assert(reqpkg != NULL);
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add_pkgdep = update_pkgdep = pkgfound = false;
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reqpkg_str = prop_string_create_cstring_nocopy(reqpkg);
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if (reqpkg_str == NULL)
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return errno;
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iter = prop_array_iterator(missing_rdeps);
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if (iter == NULL)
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goto out;
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while ((obj = prop_object_iterator_next(iter)) != NULL) {
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const char *curdep, *curver, *pkgver;
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char *curpkgnamedep = NULL, *pkgnamedep = NULL;
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assert(prop_object_type(obj) == PROP_TYPE_STRING);
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curdep = prop_string_cstring_nocopy(obj);
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curver = xbps_pkgpattern_version(curdep);
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pkgver = xbps_pkgpattern_version(reqpkg);
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if (curver == NULL || pkgver == NULL)
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goto out;
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curpkgnamedep = xbps_pkgpattern_name(curdep);
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if (curpkgnamedep == NULL)
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goto out;
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pkgnamedep = xbps_pkgpattern_name(reqpkg);
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if (pkgnamedep == NULL) {
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free(curpkgnamedep);
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goto out;
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}
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if (strcmp(pkgnamedep, curpkgnamedep) == 0) {
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pkgfound = true;
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if (strcmp(curver, pkgver) == 0) {
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free(curpkgnamedep);
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free(pkgnamedep);
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rv = EEXIST;
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goto out;
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}
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/*
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* if new dependency version is greater than current
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* one, store it.
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*/
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xbps_dbg_printf("Missing pkgdep name matched, "
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"curver: %s newver: %s\n", curver, pkgver);
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if (xbps_cmpver(curver, pkgver) <= 0) {
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add_pkgdep = false;
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free(curpkgnamedep);
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free(pkgnamedep);
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rv = EEXIST;
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goto out;
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}
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update_pkgdep = true;
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}
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free(curpkgnamedep);
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free(pkgnamedep);
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if (pkgfound)
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break;
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idx++;
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}
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add_pkgdep = true;
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out:
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if (iter)
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prop_object_iterator_release(iter);
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if (update_pkgdep)
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prop_array_remove(missing_rdeps, idx);
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if (add_pkgdep && !xbps_add_obj_to_array(missing_rdeps, reqpkg_str)) {
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prop_object_release(reqpkg_str);
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return errno;
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}
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return rv;
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}
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#define MAX_DEPTH 512
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static int
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find_repo_deps(prop_dictionary_t transd, /* transaction dictionary */
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prop_array_t mrdeps, /* missing rundeps array */
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prop_array_t pkg_rdeps_array, /* current pkg rundeps array */
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size_t depth) /* max recursion depth */
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{
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prop_dictionary_t curpkgd, tmpd;
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prop_array_t curpkgrdeps;
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prop_object_t obj;
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prop_object_iterator_t iter;
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pkg_state_t state;
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const char *reqpkg, *pkgver_q, *repopkgver;
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char *pkgname;
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int rv = 0;
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if (depth >= MAX_DEPTH)
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return ELOOP;
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iter = prop_array_iterator(pkg_rdeps_array);
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if (iter == NULL)
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return ENOMEM;
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/*
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* Iterate over the list of required run dependencies for
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* current package.
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*/
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while ((obj = prop_object_iterator_next(iter)) != NULL) {
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curpkgd = NULL;
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reqpkg = prop_string_cstring_nocopy(obj);
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if (reqpkg == NULL) {
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rv = EINVAL;
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break;
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}
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if (depth < 1)
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xbps_dbg_printf(" [direct] Requires "
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"dependency '%s' ", reqpkg);
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else
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xbps_dbg_printf(" [indirect] Requires "
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"dependency '%s' ", reqpkg);
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/*
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* Check if package is already added in the
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* array of unsorted deps, and check if current required
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* dependency pattern is matched.
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*/
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curpkgd = xbps_find_pkg_in_dict_by_pattern(transd,
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"unsorted_deps", reqpkg);
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if (curpkgd != NULL) {
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prop_dictionary_get_cstring_nocopy(curpkgd,
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"pkgver", &pkgver_q);
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xbps_dbg_printf_append("`%s' queued "
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"in the transaction.\n", pkgver_q);
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continue;
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} else {
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/* error matching required pkgdep */
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if (errno && errno != ENOENT) {
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rv = errno;
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break;
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}
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}
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/*
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* If required pkgdep is not in repo, add it into the
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* missing deps array and pass to the next one.
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*/
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curpkgd = xbps_repository_pool_find_pkg(reqpkg, true, false);
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if (curpkgd == NULL) {
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if (errno && errno != ENOENT) {
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rv = errno;
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break;
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}
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rv = add_missing_reqdep(mrdeps, reqpkg);
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if (rv != 0 && rv != EEXIST) {
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xbps_dbg_printf_append("`%s': "
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"add_missing_reqdep failed %s\n", reqpkg);
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break;
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} else if (rv == EEXIST) {
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xbps_dbg_printf_append("`%s' missing dep "
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"already added.\n", reqpkg);
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rv = 0;
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continue;
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} else {
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xbps_dbg_printf_append("`%s' added "
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"into the missing deps array.\n", reqpkg);
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continue;
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}
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}
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pkgname = xbps_pkgpattern_name(reqpkg);
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if (pkgname == NULL) {
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prop_object_release(curpkgd);
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rv = EINVAL;
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break;
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}
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/*
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* Check if required pkgdep is installed and matches
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* the required version.
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*/
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tmpd = xbps_find_pkg_dict_installed(pkgname, false);
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if (tmpd == NULL) {
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free(pkgname);
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if (errno && errno != ENOENT) {
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/* error */
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rv = errno;
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prop_object_release(curpkgd);
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break;
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}
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/* Required pkgdep not installed */
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prop_dictionary_set_cstring_nocopy(curpkgd,
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"transaction", "install");
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xbps_dbg_printf_append("not installed.\n");
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} else {
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/*
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* Check if installed version matches the
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* required pkgdep version.
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*/
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prop_dictionary_get_cstring_nocopy(tmpd,
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"pkgver", &pkgver_q);
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/* Check its state */
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rv = xbps_pkg_state_installed(pkgname, &state);
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if (rv != 0) {
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free(pkgname);
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prop_object_release(tmpd);
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prop_object_release(curpkgd);
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break;
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}
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free(pkgname);
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if (xbps_find_virtual_pkg_in_dict(tmpd,
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reqpkg, true)) {
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/*
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* Check if required dependency is a virtual
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* package and is satisfied by an
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* installed package.
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*/
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xbps_dbg_printf_append("[virtual] satisfied by "
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"`%s'.\n", pkgver_q);
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prop_object_release(tmpd);
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prop_object_release(curpkgd);
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continue;
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}
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rv = xbps_pkgpattern_match(pkgver_q, reqpkg);
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if (rv == 0) {
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/*
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* Package is installed but does not match
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* the dependency pattern, an update
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* needs to be installed.
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*/
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prop_dictionary_get_cstring_nocopy(curpkgd,
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"version", &repopkgver);
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xbps_dbg_printf_append("installed `%s', "
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"updating to `%s'...\n",
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pkgver_q, repopkgver);
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prop_dictionary_set_cstring_nocopy(curpkgd,
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"transaction", "update");
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} else if (rv == 1) {
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rv = 0;
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if (state == XBPS_PKG_STATE_UNPACKED) {
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/*
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* Package matches the dependency
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* pattern but was only unpacked,
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* mark pkg to be configured.
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*/
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prop_dictionary_set_cstring_nocopy(
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curpkgd, "transaction",
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"configure");
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xbps_dbg_printf_append("installed `%s'"
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", but needs to be configured...\n",
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pkgver_q);
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} else {
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/*
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* Package matches the dependency
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* pattern and is fully installed,
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* skip and pass to next one.
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*/
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xbps_dbg_printf_append("installed "
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"`%s'.\n", pkgver_q);
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prop_object_release(tmpd);
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prop_object_release(curpkgd);
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continue;
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}
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} else {
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/* error matching pkgpattern */
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prop_object_release(tmpd);
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prop_object_release(curpkgd);
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break;
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}
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}
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/*
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* Package is on repo, add it into the dictionary.
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*/
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if ((rv = store_dependency(transd, curpkgd)) != 0) {
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xbps_dbg_printf("store_dependency failed for "
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"`%s': %s\n", reqpkg, strerror(rv));
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prop_object_release(curpkgd);
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break;
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}
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/*
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* If package doesn't have rundeps, pass to the next one.
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*/
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curpkgrdeps = prop_dictionary_get(curpkgd, "run_depends");
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if (curpkgrdeps == NULL) {
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prop_object_release(curpkgd);
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continue;
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}
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prop_object_release(curpkgd);
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/*
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* Recursively find rundeps for current pkg dictionary.
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*/
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xbps_dbg_printf("%s[%sdirect] Finding dependencies for '%s':\n",
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depth < 1 ? "" : " ", depth < 1 ? "" : "in", reqpkg);
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rv = find_repo_deps(transd, mrdeps, curpkgrdeps, depth++);
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if (rv != 0) {
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xbps_dbg_printf("Error checking %s for rundeps: %s\n",
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reqpkg, strerror(rv));
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break;
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}
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}
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prop_object_iterator_release(iter);
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depth--;
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return rv;
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}
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int HIDDEN
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xbps_repository_find_pkg_deps(prop_dictionary_t transd,
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prop_array_t mdeps,
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prop_dictionary_t repo_pkgd)
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{
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prop_array_t pkg_rdeps;
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const char *pkgver;
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int rv = 0;
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assert(transd != NULL);
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assert(mdeps != NULL);
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assert(repo_pkgd != NULL);
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pkg_rdeps = prop_dictionary_get(repo_pkgd, "run_depends");
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if (pkg_rdeps == NULL)
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return 0;
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prop_dictionary_get_cstring_nocopy(repo_pkgd, "pkgver", &pkgver);
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xbps_dbg_printf("Finding required dependencies for '%s':\n", pkgver);
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/*
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* This will find direct and indirect deps, if any of them is not
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* there it will be added into the missing_deps array.
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*/
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if ((rv = find_repo_deps(transd, mdeps, pkg_rdeps, 0)) != 0) {
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xbps_dbg_printf("Error '%s' while checking rundeps!\n",
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strerror(rv));
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}
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return rv;
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}
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