2002-02-17 21:56:45 +00:00
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/*
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* Copyright (c) 2000-2001 Sendmail, Inc. and its suppliers.
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* All rights reserved.
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*
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* By using this file, you agree to the terms and conditions set
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* forth in the LICENSE file which can be found at the top level of
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* the sendmail distribution.
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*/
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#include <sm/gen.h>
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2002-06-11 21:12:04 +00:00
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SM_IDSTR(id, "@(#)$Id: t-heap.c,v 1.10 2001/09/11 04:04:49 gshapiro Exp $")
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2002-02-17 21:56:45 +00:00
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#include <sm/debug.h>
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#include <sm/heap.h>
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#include <sm/io.h>
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#include <sm/test.h>
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#include <sm/xtrap.h>
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#if SM_HEAP_CHECK
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extern SM_DEBUG_T SmHeapCheck;
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# define HEAP_CHECK sm_debug_active(&SmHeapCheck, 1)
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#else /* SM_HEAP_CHECK */
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# define HEAP_CHECK 0
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#endif /* SM_HEAP_CHECK */
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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void *p;
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sm_test_begin(argc, argv, "test heap handling");
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if (argc > 1)
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sm_debug_addsettings_x(argv[1]);
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p = sm_malloc(10);
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SM_TEST(p != NULL);
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p = sm_realloc_x(p, 20);
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SM_TEST(p != NULL);
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p = sm_realloc(p, 30);
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SM_TEST(p != NULL);
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if (HEAP_CHECK)
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{
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sm_dprintf("heap with 1 30-byte block allocated:\n");
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sm_heap_report(smioout, 3);
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}
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if (HEAP_CHECK)
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{
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sm_free(p);
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sm_dprintf("heap with 0 blocks allocated:\n");
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sm_heap_report(smioout, 3);
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sm_dprintf("xtrap count = %d\n", SmXtrapCount);
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}
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#if DEBUG
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/* this will cause a core dump */
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sm_dprintf("about to free %p for the second time\n", p);
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sm_free(p);
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#endif /* DEBUG */
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return sm_test_end();
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}
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