133 lines
3.5 KiB
C
133 lines
3.5 KiB
C
/* sizes.c -- print sizes of various types
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This file is part of the LZO real-time data compression library.
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Copyright (C) 2008 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2003 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2002 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2001 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 2000 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1999 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1998 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1997 Markus Franz Xaver Johannes Oberhumer
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Copyright (C) 1996 Markus Franz Xaver Johannes Oberhumer
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All Rights Reserved.
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The LZO library is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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The LZO library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with the LZO library; see the file COPYING.
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If not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Markus F.X.J. Oberhumer
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<markus@oberhumer.com>
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http://www.oberhumer.com/opensource/lzo/
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*/
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#include "lzo/lzoconf.h"
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#include <stdio.h>
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union _lzo_align1_t
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{
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char a_char;
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};
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struct _lzo_align2_t
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{
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char a_char;
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};
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struct _lzo_align3_t
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{
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char a_char;
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long a_long;
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};
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struct _lzo_align4_t
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{
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char a_char;
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char * a_char_p;
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};
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struct _lzo_align5_t
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{
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char a_char1;
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long a_long;
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char a_char2;
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char * a_char_p;
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};
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union _lzo_align6_t
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{
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char a_char;
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long a_long;
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char * a_char_p;
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lzo_bytep a_lzobytep;
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};
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#define print_size(type) \
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sprintf(s,"sizeof(%s)",#type); \
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printf("%-30s %2d\n", s, (int)sizeof(type));
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#define print_ssize(type,m) \
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sprintf(s,"sizeof(%s)",#type); \
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printf("%-30s %2d %20ld\n", s, (int)sizeof(type), (long)(m));
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#define print_usize(type,m) \
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sprintf(s,"sizeof(%s)",#type); \
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printf("%-30s %2d %20lu\n", s, (int)sizeof(type), (unsigned long)(m));
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int main(int argc, char *argv[])
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{
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char s[80];
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print_ssize(char,CHAR_MAX);
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print_usize(unsigned char,UCHAR_MAX);
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print_ssize(short,SHRT_MAX);
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print_usize(unsigned short,USHRT_MAX);
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print_ssize(int,INT_MAX);
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print_usize(unsigned int,UINT_MAX);
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print_ssize(long,LONG_MAX);
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print_usize(unsigned long,ULONG_MAX);
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printf("\n");
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print_size(char *);
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print_size(void (*)(void));
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printf("\n");
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print_ssize(lzo_int,LZO_INT_MAX);
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print_usize(lzo_uint,LZO_UINT_MAX);
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print_usize(lzo_uint32,LZO_UINT32_MAX);
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print_size(lzo_bytep);
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printf("\n");
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print_size(union _lzo_align1_t);
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print_size(struct _lzo_align2_t);
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print_size(struct _lzo_align3_t);
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print_size(struct _lzo_align4_t);
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print_size(struct _lzo_align5_t);
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print_size(union _lzo_align6_t);
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if (argc < 0 && argv == NULL) /* avoid warning about unused args */
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return 0;
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return 0;
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}
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/*
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vi:ts=4:et
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*/
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