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/* sizes.c -- print sizes of various types
This file is part of the LZO real-time data compression library.
Copyright (C) 1996-2017 Markus Franz Xaver Johannes Oberhumer
All Rights Reserved.
The LZO library is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of
the License, or (at your option) any later version.
The LZO library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with the LZO library; see the file COPYING.
If not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Markus F.X.J. Oberhumer
<markus@oberhumer.com>
http://www.oberhumer.com/opensource/lzo/
*/
#if (defined(_WIN32) || defined(_WIN64)) && defined(_MSC_VER)
#ifndef _CRT_NONSTDC_NO_DEPRECATE
#define _CRT_NONSTDC_NO_DEPRECATE 1
#endif
#ifndef _CRT_NONSTDC_NO_WARNINGS
#define _CRT_NONSTDC_NO_WARNINGS 1
#endif
#ifndef _CRT_SECURE_NO_DEPRECATE
#define _CRT_SECURE_NO_DEPRECATE 1
#endif
#ifndef _CRT_SECURE_NO_WARNINGS
#define _CRT_SECURE_NO_WARNINGS 1
#endif
#endif
#include <lzo/lzoconf.h>
#include <stdio.h>
#if (LZO_CC_MSC && (_MSC_VER >= 1300))
/* disable warning C4310: cast truncates constant value */
# pragma warning(disable: 4310)
#endif
union _lzo_align1_t
{
char a_char;
};
struct _lzo_align2_t
{
char a_char;
};
struct _lzo_align3_t
{
char a_char;
long a_long;
};
struct _lzo_align4_t
{
char a_char;
char * a_char_p;
};
struct _lzo_align5_t
{
char a_char1;
long a_long;
char a_char2;
char * a_char_p;
};
union _lzo_align6_t
{
char a_char;
long a_long;
char * a_char_p;
lzo_bytep a_lzobytep;
};
#define print_size(type) \
sprintf(s,"sizeof(%s)",#type); \
printf("%-30s %2ld\n", s, (long)sizeof(type));
#define print_ssize(type,m) \
sprintf(s,"sizeof(%s)",#type); \
printf("%-30s %2ld %20ld\n", s, (long)sizeof(type), (long)(m));
#define print_usize(type,m) \
sprintf(s,"sizeof(%s)",#type); \
printf("%-30s %2ld %20lu\n", s, (long)sizeof(type), (unsigned long)(m));
int main(int argc, char *argv[])
{
char s[80];
print_ssize(char,CHAR_MAX);
print_usize(unsigned char,UCHAR_MAX);
print_ssize(short,SHRT_MAX);
print_usize(unsigned short,USHRT_MAX);
print_ssize(int,INT_MAX);
print_usize(unsigned int,UINT_MAX);
print_ssize(long,LONG_MAX);
print_usize(unsigned long,ULONG_MAX);
printf("\n");
print_size(char *);
print_size(void (*)(void));
printf("\n");
print_ssize(lzo_int,LZO_INT_MAX);
print_usize(lzo_uint,LZO_UINT_MAX);
print_size(lzo_bytep);
printf("\n");
print_size(union _lzo_align1_t);
print_size(struct _lzo_align2_t);
print_size(struct _lzo_align3_t);
print_size(struct _lzo_align4_t);
print_size(struct _lzo_align5_t);
print_size(union _lzo_align6_t);
if (argc < 0 && argv == NULL) /* avoid warning about unused args */
return 0;
return 0;
}
/* vim:set ts=4 sw=4 et: */
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