xbps/lib/package_replaces.c

93 lines
3.0 KiB
C

/*-
* Copyright (c) 2011 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
#include <xbps_api.h>
#include "xbps_api_impl.h"
int HIDDEN
xbps_repository_pkg_replaces(prop_dictionary_t transd,
prop_dictionary_t pkg_repod)
{
prop_array_t replaces, unsorted;
prop_dictionary_t instd, reppkgd;
prop_object_t obj;
prop_object_iterator_t iter;
const char *pattern;
replaces = prop_dictionary_get(pkg_repod, "replaces");
if (replaces == NULL || prop_array_count(replaces) == 0)
return 0;
iter = prop_array_iterator(replaces);
if (iter == NULL)
return ENOMEM;
while ((obj = prop_object_iterator_next(iter)) != NULL) {
pattern = prop_string_cstring_nocopy(obj);
assert(pattern != NULL);
/*
* Find the installed package that matches the pattern
* to be replaced.
*/
instd = xbps_find_pkg_dict_installed(pattern, true);
if (instd == NULL)
continue;
/*
* Package contains replaces="pkgpattern", but the
* package that should be replaced is also in the
* transaction and it's going to be updated.
*/
unsorted = prop_dictionary_get(transd, "unsorted_deps");
reppkgd = xbps_find_pkg_in_array_by_pattern(unsorted, pattern);
if (reppkgd) {
prop_dictionary_set_bool(reppkgd,
"remove-and-update", true);
prop_object_release(instd);
continue;
}
/*
* Add package dictionary into the transaction and mark it
* as to be "removed".
*/
prop_dictionary_set_cstring_nocopy(instd,
"transaction", "remove");
if (!xbps_add_obj_to_array(unsorted, instd)) {
prop_object_release(instd);
prop_object_iterator_release(iter);
return EINVAL;
}
}
prop_object_iterator_release(iter);
return 0;
}