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ensure_array_size.h
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1
12/*
13 * Keywords:
14 * Maintainer: Jörg Behrens <behrens@dkrz.de>
15 * Moritz Hanke <hanke@dkrz.de>
16 * Thomas Jahns <jahns@dkrz.de>
17 * URL: https://dkrz-sw.gitlab-pages.dkrz.de/yaxt/
18 *
19 * Redistribution and use in source and binary forms, with or without
20 * modification, are permitted provided that the following conditions are
21 * met:
22 *
23 * Redistributions of source code must retain the above copyright notice,
24 * this list of conditions and the following disclaimer.
25 *
26 * Redistributions in binary form must reproduce the above copyright
27 * notice, this list of conditions and the following disclaimer in the
28 * documentation and/or other materials provided with the distribution.
29 *
30 * Neither the name of the DKRZ GmbH nor the names of its contributors
31 * may be used to endorse or promote products derived from this software
32 * without specific prior written permission.
33 *
34 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
35 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
36 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
37 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
38 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
39 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
40 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
41 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
42 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
43 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
44 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
45 */
46
47#ifndef ENSURE_ARRAY_SIZE_H
48#define ENSURE_ARRAY_SIZE_H
49
50#ifdef HAVE_CONFIG_H
51#include <config.h>
52#endif
53
54#include "core/ppm_visibility.h"
55
57xt_realloc_array(void **array, size_t elem_size, size_t *curr_array_size,
58 size_t requested_size);
59
60#define ENSURE_ARRAY_SIZE(arrayp, curr_array_size, req_size) \
61 do { \
62 size_t req_size_eval = (size_t)(req_size), \
63 curr_array_size_eval = (size_t)(curr_array_size); \
64 if (req_size_eval > curr_array_size_eval) \
65 { \
66 size_t casize = curr_array_size_eval; \
67 void *arrayp_ = arrayp; \
68 xt_realloc_array(&arrayp_, sizeof(*(arrayp)), &casize, \
69 req_size_eval); \
70 arrayp = arrayp_; \
71 (curr_array_size) = casize; \
72 } \
73 } \
74 while(0)
75
76#endif
77
78/*
79 * Local Variables:
80 * c-basic-offset: 2
81 * coding: utf-8
82 * indent-tabs-mode: nil
83 * show-trailing-whitespace: t
84 * require-trailing-newline: t
85 * End:
86 */
PPM_DSO_INTERNAL void xt_realloc_array(void **array, size_t elem_size, size_t *curr_array_size, size_t requested_size)
#define PPM_DSO_INTERNAL