From 8bf49d16a637cca0cd116450dfcabc4c941baf6c Mon Sep 17 00:00:00 2001 From: ticktock35 Date: Sun, 14 Dec 2008 23:10:56 -0500 Subject: * Add ipkg for future development git-svn-id: http://opkg.googlecode.com/svn/trunk@3 e8e0d7a0-c8d9-11dd-a880-a1081c7ac358 --- (limited to 'pkg_depends.h') diff --git a/pkg_depends.h b/pkg_depends.h new file mode 100644 index 0000000..41502ae --- /dev/null +++ b/pkg_depends.h @@ -0,0 +1,105 @@ +/* pkg_depends.h - the itsy 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. +*/ + +#ifndef PKG_DEPENDS_H +#define PKG_DEPENDS_H + +#include "pkg.h" +#include "pkg_hash.h" + +enum depend_type { + PREDEPEND, + DEPEND, + CONFLICTS, + GREEDY_DEPEND, + RECOMMEND, + SUGGEST +}; +typedef enum depend_type depend_type_t; + +enum version_constraint { + NONE, + EARLIER, + EARLIER_EQUAL, + EQUAL, + LATER_EQUAL, + LATER +}; +typedef enum version_constraint version_constraint_t; + +struct depend{ + version_constraint_t constraint; + char * version; + abstract_pkg_t * pkg; +}; +typedef struct depend depend_t; + +struct compound_depend{ + depend_type_t type; + int possibility_count; + struct depend ** possibilities; +}; +typedef struct compound_depend compound_depend_t; + +#include "hash_table.h" + +int buildProvides(hash_table_t * hash, abstract_pkg_t * ab_pkg, pkg_t * pkg); +int buildConflicts(hash_table_t * hash, abstract_pkg_t * ab_pkg, pkg_t * pkg); +int buildReplaces(hash_table_t * hash, abstract_pkg_t * ab_pkg, pkg_t * pkg); +int buildDepends(hash_table_t * hash, pkg_t * pkg); + +/** + * pkg_has_common_provides returns 1 if pkg and replacee both provide + * the same abstract package and 0 otherwise. + */ +int pkg_has_common_provides(pkg_t *pkg, pkg_t *replacee); + +/** + * pkg_provides returns 1 if pkg->provides contains providee and 0 + * otherwise. + */ +int pkg_provides_abstract(pkg_t *pkg, abstract_pkg_t *providee); + +/** + * pkg_replaces returns 1 if pkg->replaces contains one of replacee's provides and 0 + * otherwise. + */ +int pkg_replaces(pkg_t *pkg, pkg_t *replacee); + +/** + * pkg_conflicts_abstract returns 1 if pkg->conflicts contains conflictee provides and 0 + * otherwise. + */ +int pkg_conflicts_abstract(pkg_t *pkg, abstract_pkg_t *conflicts); + +/** + * pkg_conflicts returns 1 if pkg->conflicts contains one of conflictee's provides and 0 + * otherwise. + */ +int pkg_conflicts(pkg_t *pkg, pkg_t *conflicts); + +char *pkg_depend_str(pkg_t *pkg, int index); +void buildDependedUponBy(pkg_t * pkg, abstract_pkg_t * ab_pkg); +void freeDepends(pkg_t *pkg); +void printDepends(pkg_t * pkg); +int version_constraints_satisfied(depend_t * depends, pkg_t * pkg); +int pkg_hash_fetch_unsatisfied_dependencies(ipkg_conf_t *conf, pkg_t * pkg, pkg_vec_t *depends, char *** unresolved); +pkg_vec_t * pkg_hash_fetch_conflicts(hash_table_t * hash, pkg_t * pkg); +int pkg_dependence_satisfiable(ipkg_conf_t *conf, depend_t *depend); +int pkg_dependence_satisfied(ipkg_conf_t *conf, depend_t *depend); + +#endif -- cgit v0.9.1