Wed, 09 Oct 2024 21:43:11 +0200
implement stack set/get/remove (GTK)
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2023 Mike Becker, Olaf Wintermann 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 COPYRIGHT HOLDERS AND CONTRIBUTORS "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 COPYRIGHT HOLDER OR CONTRIBUTORS 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 "cx/map.h" #include <string.h> // <editor-fold desc="empty map implementation"> static void cx_empty_map_noop(__attribute__((__unused__)) CxMap *map) { // this is a noop, but MUST be implemented } static void *cx_empty_map_get( __attribute__((__unused__)) const CxMap *map, __attribute__((__unused__)) CxHashKey key ) { return NULL; } static bool cx_empty_map_iter_valid(__attribute__((__unused__)) const void *iter) { return false; } static CxIterator cx_empty_map_iterator( const struct cx_map_s *map, __attribute__((__unused__)) enum cx_map_iterator_type type ) { CxIterator iter = {0}; iter.src_handle.c = map; iter.base.valid = cx_empty_map_iter_valid; return iter; } static struct cx_map_class_s cx_empty_map_class = { cx_empty_map_noop, cx_empty_map_noop, NULL, cx_empty_map_get, NULL, cx_empty_map_iterator }; CxMap cx_empty_map = { { NULL, NULL, 0, 0, NULL, NULL, NULL, false }, &cx_empty_map_class }; CxMap *const cxEmptyMap = &cx_empty_map; // </editor-fold> CxIterator cxMapMutIteratorValues(CxMap *map) { CxIterator it = map->cl->iterator(map, CX_MAP_ITERATOR_VALUES); it.base.mutating = true; return it; } CxIterator cxMapMutIteratorKeys(CxMap *map) { CxIterator it = map->cl->iterator(map, CX_MAP_ITERATOR_KEYS); it.base.mutating = true; return it; } CxIterator cxMapMutIterator(CxMap *map) { CxIterator it = map->cl->iterator(map, CX_MAP_ITERATOR_PAIRS); it.base.mutating = true; return it; }