119 lines
2.5 KiB
C
119 lines
2.5 KiB
C
/*
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* queue.c
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* compilation of a list of packages into a world dependency set
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*
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* Copyright (c) 2012 pkgconf authors (see AUTHORS).
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* This software is provided 'as is' and without any warranty, express or
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* implied. In no event shall the authors be liable for any damages arising
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* from the use of this software.
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*/
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#include <libpkgconf/libpkgconf.h>
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typedef struct {
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pkg_node_t iter;
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char *package;
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} pkg_queue_t;
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void
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pkg_queue_push(pkg_list_t *list, const char *package)
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{
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pkg_queue_t *pkgq = calloc(sizeof(pkg_queue_t), 1);
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pkgq->package = strdup(package);
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pkg_node_insert_tail(&pkgq->iter, pkgq, list);
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}
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bool
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pkg_queue_compile(pkg_t *world, pkg_list_t *list)
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{
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pkg_node_t *iter;
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PKG_FOREACH_LIST_ENTRY(list->head, iter)
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{
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pkg_queue_t *pkgq;
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pkgq = iter->data;
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pkg_dependency_parse(world, &world->requires, pkgq->package);
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}
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return (world->requires.head != NULL);
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}
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void
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pkg_queue_free(pkg_list_t *list)
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{
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pkg_node_t *node, *tnode;
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PKG_FOREACH_LIST_ENTRY_SAFE(list->head, tnode, node)
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{
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pkg_queue_t *pkgq = node->data;
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free(pkgq->package);
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free(pkgq);
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}
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}
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static inline unsigned int
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pkg_queue_verify(pkg_t *world, pkg_list_t *list, int maxdepth, unsigned int flags)
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{
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if (!pkg_queue_compile(world, list))
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return PKG_ERRF_DEPGRAPH_BREAK;
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return pkg_verify_graph(world, maxdepth, flags);
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}
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bool
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pkg_queue_apply(pkg_list_t *list, pkg_queue_apply_func_t func, int maxdepth, unsigned int flags, void *data)
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{
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pkg_t world = {
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.id = "world",
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.realname = "virtual world package",
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.flags = PKG_PROPF_VIRTUAL,
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};
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/* if maxdepth is one, then we will not traverse deeper than our virtual package. */
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if (!maxdepth)
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maxdepth = -1;
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if (pkg_queue_verify(&world, list, maxdepth, flags) != PKG_ERRF_OK)
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return false;
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if (!func(&world, data, maxdepth, flags))
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{
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pkg_free(&world);
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return false;
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}
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pkg_free(&world);
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return true;
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}
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bool
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pkg_queue_validate(pkg_list_t *list, int maxdepth, unsigned int flags)
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{
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bool retval = true;
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pkg_t world = {
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.id = "world",
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.realname = "virtual world package",
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.flags = PKG_PROPF_VIRTUAL,
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};
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/* if maxdepth is one, then we will not traverse deeper than our virtual package. */
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if (!maxdepth)
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maxdepth = -1;
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if (pkg_queue_verify(&world, list, maxdepth, flags) != PKG_ERRF_OK)
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retval = false;
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pkg_free(&world);
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return retval;
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}
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