1
/** \file test-integers.c
2
* \brief Check assumptions about integer types (sizes, ranges).
4
* Copyright (C) 2007 Hans Ulrich Niedermann <gp@n-dimensional.de>
6
* This library is free software; you can redistribute it and/or
7
* modify it under the terms of the GNU Lesser General Public
8
* License as published by the Free Software Foundation; either
9
* version 2 of the License, or (at your option) any later version.
11
* This library is distributed in the hope that it will be useful,
12
* but WITHOUT ANY WARRANTY; without even the implied warranty of
13
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14
* Lesser General Public License for more details.
16
* You should have received a copy of the GNU Lesser General Public
17
* License along with this library; if not, write to the
18
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19
* Boston, MA 02111-1307, USA.
1
23
#include "libexif/_stdint.h"
38
#if defined(__GNUC__) && (__GNUC__ >= 4)
39
# define CHECK(condition) \
41
fprintf(stderr, "%s:%d: check failed: %s\n", \
42
__FILE__, __LINE__, #condition); \
46
# define CHECK(condition) \
5
/* libexif assumes that in very many places */
6
if (sizeof(unsigned int) < sizeof(uint32_t)) {
55
unsigned int errors = 0;
57
/* libexif assumes unsigned ints are not smaller than 32bit in many places */
58
CHECK(sizeof(unsigned int) >= sizeof(uint32_t));
60
/* libexif assumes that enums fit into ints */
61
CHECK(sizeof(enum_t) <= sizeof(int));
63
return (errors>0)?1:0;