510 lines
13 KiB
C
510 lines
13 KiB
C
/*-
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* Copyright (c) 2008-2009 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.h>
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static int add_missing_reqdep(prop_dictionary_t, const char *);
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static int remove_missing_reqdep(prop_dictionary_t, const char *);
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static int find_repo_deps(prop_dictionary_t, prop_dictionary_t,
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const char *, prop_array_t);
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static int
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store_dependency(prop_dictionary_t master, prop_dictionary_t depd,
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const char *repoloc)
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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;
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int rv = 0;
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pkg_state_t state = 0;
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assert(master != NULL);
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assert(depd != NULL);
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assert(repoloc != 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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if (!prop_dictionary_get_cstring_nocopy(depd, "pkgname", &pkgname))
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return errno;
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dict = prop_dictionary_copy(depd);
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if (dict == NULL)
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return errno;
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array = prop_dictionary_get(master, "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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* Always set "not-installed" package state. Will be overwritten
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* to its correct state later.
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*/
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rv = xbps_set_pkg_state_dictionary(dict, XBPS_PKG_STATE_NOT_INSTALLED);
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if (rv != 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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* Overwrite package state in dictionary if it was unpacked
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* previously.
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*/
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rv = xbps_get_pkg_state_installed(pkgname, &state);
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if (rv == 0) {
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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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/*
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* Add required objects into package dep's dictionary.
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*/
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if (!prop_dictionary_set_cstring(dict, "repository", repoloc)) {
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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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return 0;
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}
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static int
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add_missing_reqdep(prop_dictionary_t master, const char *reqpkg)
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{
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prop_array_t missing_rdeps;
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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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assert(master != 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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missing_rdeps = prop_dictionary_get(master, "missing_deps");
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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_get_pkgdep_version(curdep);
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pkgver = xbps_get_pkgdep_version(reqpkg);
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if (curver == NULL || pkgver == NULL)
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goto out;
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curpkgnamedep = xbps_get_pkgdep_name(curdep);
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if (curpkgnamedep == NULL)
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goto out;
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pkgnamedep = xbps_get_pkgdep_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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/*
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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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DPRINTF(("Missing pkgdep name matched, curver: %s "
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"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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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 0;
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}
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static int
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remove_missing_reqdep(prop_dictionary_t master, const char *reqpkg)
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{
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prop_array_t missing_rdeps;
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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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int rv = 0;
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bool found = false;
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assert(master != NULL);
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assert(reqpkg != NULL);
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missing_rdeps = prop_dictionary_get(master, "missing_deps");
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iter = prop_array_iterator(missing_rdeps);
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if (iter == NULL)
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return errno;
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while ((obj = prop_object_iterator_next(iter)) != NULL) {
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const char *curdep;
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char *curpkgnamedep, *reqpkgname;
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curdep = prop_string_cstring_nocopy(obj);
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curpkgnamedep = xbps_get_pkgdep_name(curdep);
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if (curpkgnamedep == NULL) {
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rv = errno;
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goto out;
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}
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reqpkgname = xbps_get_pkgdep_name(reqpkg);
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if (reqpkgname == NULL) {
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free(curpkgnamedep);
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rv = errno;
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goto out;
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}
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if (strcmp(reqpkgname, curpkgnamedep) == 0)
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found = true;
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free(curpkgnamedep);
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free(reqpkgname);
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if (found)
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break;
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idx++;
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}
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out:
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prop_object_iterator_release(iter);
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if (found) {
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prop_array_remove(missing_rdeps, idx);
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return 0;
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}
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if (rv == 0)
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rv = ENOENT;
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return rv;
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}
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int SYMEXPORT
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xbps_repository_find_pkg_deps(prop_dictionary_t master, prop_dictionary_t pkg)
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{
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prop_array_t pkg_rdeps, missing_rdeps;
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struct repository_pool *rpool;
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const char *pkgname;
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int rv = 0;
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assert(master != NULL);
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assert(pkg != NULL);
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pkg_rdeps = prop_dictionary_get(pkg, "run_depends");
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if (pkg_rdeps == NULL)
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return 0;
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if (!prop_dictionary_get_cstring_nocopy(pkg, "pkgname", &pkgname))
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return errno;
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if ((rv = xbps_repository_pool_init()) != 0)
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return rv;
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DPRINTF(("Checking rundeps for %s.\n", pkgname));
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/*
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* Iterate over the repository pool and find out if we have
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* all available binary packages.
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*/
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SIMPLEQ_FOREACH(rpool, &repopool_queue, chain) {
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/*
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* This will find direct and indirect deps,
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* if any of them is not there it will be added
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* into the missing_deps array.
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*/
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if ((rv = find_repo_deps(master, rpool->rp_repod,
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rpool->rp_uri, pkg_rdeps)) != 0) {
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DPRINTF(("Error '%s' while checking rundeps!\n",
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strerror(rv)));
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goto out;
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}
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}
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/*
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* If there are no missing deps, there's nothing to do.
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*/
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missing_rdeps = prop_dictionary_get(master, "missing_deps");
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if (prop_array_count(missing_rdeps) == 0)
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goto out;
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/*
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* Iterate one more time, but this time with missing deps
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* that were found in previous pass.
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*/
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DPRINTF(("Checking for missing deps in %s.\n", pkgname));
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SIMPLEQ_FOREACH(rpool, &repopool_queue, chain) {
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if ((rv = find_repo_deps(master, rpool->rp_repod,
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rpool->rp_uri, missing_rdeps)) != 0) {
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DPRINTF(("Error '%s' while checking for "
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"missing rundeps!\n", strerror(rv)));
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goto out;
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}
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}
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out:
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xbps_repository_pool_release();
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return rv;
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}
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static int
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find_repo_deps(prop_dictionary_t master, prop_dictionary_t repo,
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const char *repoloc, prop_array_t array)
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{
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prop_dictionary_t curpkgd, tmpd;
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prop_array_t curpkg_rdeps;
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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 = 0;
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const char *reqpkg, *reqvers, *pkg_queued, *repo_pkgver;
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char *pkgname;
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int rv = 0;
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iter = prop_array_iterator(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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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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/*
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* Check if required dep is satisfied and installed.
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*/
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rv = xbps_check_is_installed_pkg(reqpkg);
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if (rv == -1) {
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/* There was an error checking it... */
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DPRINTF(("Error matching reqdep %s\n", reqpkg));
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break;
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} else if (rv == 1) {
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/* Required pkg dependency is satisfied */
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DPRINTF(("Dependency %s satisfied.\n", reqpkg));
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rv = 0;
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continue;
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}
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DPRINTF(("Dependency %s not installed.\n", reqpkg));
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pkgname = xbps_get_pkgdep_name(reqpkg);
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if (pkgname == NULL) {
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rv = EINVAL;
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break;
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}
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reqvers = xbps_get_pkgdep_version(reqpkg);
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if (reqvers == NULL) {
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free(pkgname);
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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 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(master, "unsorted_deps", pkgname);
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if (curpkgd == NULL) {
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if (errno && errno != ENOENT) {
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free(pkgname);
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rv = errno;
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break;
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}
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} else if (curpkgd) {
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if (!prop_dictionary_get_cstring_nocopy(curpkgd,
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"pkgver", &pkg_queued)) {
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DPRINTF(("pkgver failed %s\n", reqpkg));
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free(pkgname);
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rv = errno;
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break;
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}
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if (xbps_pkgdep_match(pkg_queued, __UNCONST(reqpkg))) {
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DPRINTF(("Dependency %s already queued.\n",
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pkgname));
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free(pkgname);
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continue;
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}
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}
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/*
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* If required package 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_find_pkg_in_dict(repo, "packages", pkgname);
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if (curpkgd == NULL) {
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if (errno && errno != ENOENT) {
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free(pkgname);
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rv = errno;
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break;
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}
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rv = add_missing_reqdep(master, reqpkg);
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if (rv != 0 && rv != EEXIST) {
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DPRINTF(("add missing reqdep failed %s\n",
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reqpkg));
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free(pkgname);
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break;
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} else if (rv == EEXIST) {
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DPRINTF(("Missing dep %s already added.\n",
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reqpkg));
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rv = 0;
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free(pkgname);
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continue;
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} else {
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DPRINTF(("Added missing dep %s (repo: %s).\n",
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reqpkg, repoloc));
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free(pkgname);
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continue;
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}
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}
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/*
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* If version in repo does not satisfy the rundep, pass
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* to the next rundep.
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*/
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if (!prop_dictionary_get_cstring_nocopy(curpkgd,
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"pkgver", &repo_pkgver)) {
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free(pkgname);
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rv = errno;
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break;
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}
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if (xbps_pkgdep_match(repo_pkgver, __UNCONST(reqpkg)) < 1) {
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free(pkgname);
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continue;
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}
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/*
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* If package is installed but version doesn't satisfy
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* the dependency mark it as an update, otherwise as
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* an install. Packages that were unpacked previously
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* will be marked as pending to be configured.
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*/
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tmpd = xbps_find_pkg_installed_from_plist(pkgname);
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if (tmpd == NULL) {
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if (errno && errno != ENOENT) {
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free(pkgname);
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rv = errno;
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break;
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}
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prop_dictionary_set_cstring_nocopy(curpkgd,
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"trans-action", "install");
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} else if (tmpd) {
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rv = xbps_get_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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break;
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}
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if (state == XBPS_PKG_STATE_INSTALLED)
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prop_dictionary_set_cstring_nocopy(curpkgd,
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"trans-action", "update");
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else
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prop_dictionary_set_cstring_nocopy(curpkgd,
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"trans-action", "configure");
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prop_object_release(tmpd);
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}
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free(pkgname);
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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(master, curpkgd, repoloc)) != 0) {
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DPRINTF(("store_dependency failed %s\n", reqpkg));
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break;
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}
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DPRINTF(("Added reqdep %s (repo: %s)\n", reqpkg, repoloc));
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/*
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* If package was added in the missing_deps array, we
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* can remove it now it has been found in current repository.
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*/
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rv = remove_missing_reqdep(master, reqpkg);
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if (rv == ENOENT) {
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rv = 0;
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} else if (rv == 0) {
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DPRINTF(("Removed missing dep %s.\n", reqpkg));
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} else {
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DPRINTF(("Removing missing dep %s returned %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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* If package doesn't have rundeps, pass to the next one.
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*/
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curpkg_rdeps = prop_dictionary_get(curpkgd, "run_depends");
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if (curpkg_rdeps == NULL)
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continue;
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/*
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* Iterate on required pkg to find more deps.
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*/
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DPRINTF(("Looking for rundeps on %s.\n", reqpkg));
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if ((rv = find_repo_deps(master, repo, repoloc,
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curpkg_rdeps)) != 0) {
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DPRINTF(("Error checking %s rundeps %s\n",
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reqpkg, strerror(errno)));
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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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return rv;
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}
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