/* sizes.c -- print sizes of various types This file is part of the LZO real-time data compression library. Copyright (C) 1996-2014 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 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 #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: */