FreeTDS API
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tds_sysdep_public.h
1/* FreeTDS - Library of routines accessing Sybase and Microsoft databases
2 * Copyright (C) 1998-2011 Brian Bruns
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
18 */
19
20#ifndef _tds_sysdep_public_h_
21#define _tds_sysdep_public_h_
22
23/*
24 * This file is publicly installed.
25 * MUST not include config.h
26 */
27
28#if (!defined(_MSC_VER) && defined(__cplusplus) && __cplusplus >= 201103L) || \
29 (defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L)
30# include <stdint.h>
31#elif (defined(__sun) && defined(__SVR4)) || defined(__hpux)
32# include <inttypes.h>
33#else
34typedef signed char int8_t; /* 8-bit int */
35typedef unsigned char uint8_t; /* 8-bit int */
36/*
37 * This is where platform-specific changes need to be made.
38 */
39# if defined(WIN32) || defined(_WIN32) || defined(__WIN32__)
40# include <winsock2.h>
41# include <ws2tcpip.h>
42# include <windows.h>
43 typedef signed short int16_t; /* 16-bit int */
44 typedef unsigned short uint16_t; /* 16-bit int */
45 typedef signed int int32_t; /* 32-bit int */
46 typedef unsigned int uint32_t; /* 32-bit int */
47 typedef signed __int64 int64_t; /* 64-bit int */
48 typedef unsigned __int64 uint64_t; /* 64-bit int */
49# if !defined(WIN64) && !defined(_WIN64)
50 typedef signed int intptr_t; /* 32-bit int */
51 typedef unsigned int uintptr_t; /* 32-bit int */
52# else
53 typedef signed __int64 intptr_t; /* 64-bit int */
54 typedef unsigned __int64 uintptr_t; /* 64-bit int */
55# endif
56# else /* defined(WIN32) || defined(_WIN32) || defined(__WIN32__) */
57 typedef signed short int16_t; /* 16-bit int */
58 typedef unsigned short uint16_t; /* 16-bit int */
59 typedef signed int int32_t; /* 32-bit int */
60 typedef unsigned int uint32_t; /* 32-bit int */
61 typedef signed long int64_t; /* 64-bit int */
62 typedef unsigned long uint64_t; /* 64-bit int */
63 typedef signed long intptr_t;
64 typedef unsigned long uintptr_t;
65# endif
66#endif
67
68#include <float.h>
69
70/* try to understand float sizes using float.h constants */
71#if FLT_RADIX == 2
72# if FLT_MANT_DIG == 24 && FLT_MAX_EXP == 128
73# define tds_sysdep_real32_type float /* 32-bit real */
74# elif DBL_MANT_DIG == 24 && DBL_MAX_EXP == 128
75# define tds_sysdep_real32_type double /* 32-bit real */
76# elif LDBL_MANT_DIG == 24 && LDBL_MAX_EXP == 128
77# define tds_sysdep_real32_type long double /* 32-bit real */
78# endif
79# if FLT_MANT_DIG == 53 && FLT_MAX_EXP == 1024
80# define tds_sysdep_real64_type float /* 64-bit real */
81# elif DBL_MANT_DIG == 53 && DBL_MAX_EXP == 1024
82# define tds_sysdep_real64_type double /* 64-bit real */
83# elif LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
84# define tds_sysdep_real64_type long double /* 64-bit real */
85# endif
86# if !defined(tds_sysdep_real32_type) || !defined(tds_sysdep_real64_type)
87# error Some float type was not found!
88# endif
89#else
90# if FLT_DIG == 6 && FLT_MAX_10_EXP == 38
91# define tds_sysdep_real32_type float /* 32-bit real */
92# elif DBL_DIG == 6 && DBL_MAX_10_EXP == 38
93# define tds_sysdep_real32_type double /* 32-bit real */
94# elif LDBL_DIG == 6 && LDBL_MAX_10_EXP == 38
95# define tds_sysdep_real32_type long double /* 32-bit real */
96# endif
97# if FLT_DIG == 15 && FLT_MAX_10_EXP == 308
98# define tds_sysdep_real64_type float /* 64-bit real */
99# elif DBL_DIG == 15 && DBL_MAX_10_EXP == 308
100# define tds_sysdep_real64_type double /* 64-bit real */
101# elif LDBL_DIG == 15 && LDBL_MAX_10_EXP == 308
102# define tds_sysdep_real64_type long double /* 64-bit real */
103# endif
104#endif
105
106/* fall back to configure.ac types */
107#ifndef tds_sysdep_real32_type
108#define tds_sysdep_real32_type float /* 32-bit real */
109#endif /* !tds_sysdep_real32_type */
110
111#ifndef tds_sysdep_real64_type
112#define tds_sysdep_real64_type double /* 64-bit real */
113#endif /* !tds_sysdep_real64_type */
114
115#if !defined(MSDBLIB) && !defined(SYBDBLIB)
116#define SYBDBLIB 1
117#endif
118#if defined(MSDBLIB) && defined(SYBDBLIB)
119#error MSDBLIB and SYBDBLIB cannot both be defined
120#endif
121
122#endif /* _tds_sysdep_public_h_ */