mirror of
https://github.com/cryb-to/cryb-to.git
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86 lines
2.5 KiB
C
86 lines
2.5 KiB
C
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/*-
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* Copyright (c) 2017 Dag-Erling Smørgrav
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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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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "cryb/impl.h"
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#include <sys/types.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <cryb/test.h>
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/*
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* This test isn't very meaningful, but it does exercise the allocator.
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* It's a little difficult to create meaningful tests when the code you're
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* testing is the same as the code that runs your tests.
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*/
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static int
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t_malloc_fill(char **desc CRYB_UNUSED, void *arg CRYB_UNUSED)
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{
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void *head, **next;
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unsigned int i;
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int ret, stmf;
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ret = 1;
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stmf = t_malloc_fatal;
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t_malloc_fatal = 0;
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head = NULL;
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for (i = 0; (next = malloc(sizeof *next)) != NULL; ++i) {
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*next = head;
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head = next;
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}
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t_printv("%u successful allocations\n", i);
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for (; (next = head) != NULL; --i) {
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head = *next;
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free(next);
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}
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ret &= t_compare_u(0, i);
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t_malloc_fatal = stmf;
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return (ret);
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}
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static int
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t_prepare(int argc, char *argv[])
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{
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(void)argc;
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(void)argv;
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t_add_test(t_malloc_fill, NULL, "fill a bucket");
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return (0);
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}
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int
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main(int argc, char *argv[])
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{
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t_main(t_prepare, NULL, argc, argv);
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}
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