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ptypes.h
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1 /*
2 ******************************************************************************
3 *
4 * Copyright (C) 1997-2012, International Business Machines
5 * Corporation and others. All Rights Reserved.
6 *
7 ******************************************************************************
8 *
9 * FILE NAME : ptypes.h
10 *
11 * Date Name Description
12 * 05/13/98 nos Creation (content moved here from ptypes.h).
13 * 03/02/99 stephen Added AS400 support.
14 * 03/30/99 stephen Added Linux support.
15 * 04/13/99 stephen Reworked for autoconf.
16 * 09/18/08 srl Moved basic types back to ptypes.h from platform.h
17 ******************************************************************************
18 */
19
25 #ifndef _PTYPES_H
26 #define _PTYPES_H
27
36 #ifndef __STDC_LIMIT_MACROS
37 #define __STDC_LIMIT_MACROS
38 #endif
39
40 /* NULL, size_t, wchar_t */
41 #include <stddef.h>
42
43 /*
44 * If all compilers provided all of the C99 headers and types,
45 * we would just unconditionally #include <stdint.h> here
46 * and not need any of the stuff after including platform.h.
47 */
48
49 /* Find out if we have stdint.h etc. */
50 #include "unicode/platform.h"
51
52 /*===========================================================================*/
53 /* Generic data types */
54 /*===========================================================================*/
55
56 /* If your platform does not have the <stdint.h> header, you may
57 need to edit the typedefs in the #else section below.
58 Use #if...#else...#endif with predefined compiler macros if possible. */
59 #if U_HAVE_STDINT_H
60
61 /*
62 * We mostly need <stdint.h> (which defines the standard integer types) but not <inttypes.h>.
63 * <inttypes.h> includes <stdint.h> and adds the printf/scanf helpers PRId32, SCNx16 etc.
64 * which we almost never use, plus stuff like imaxabs() which we never use.
65 */
66 #include <stdint.h>
67
68 #if U_PLATFORM == U_PF_OS390
69 /* The features header is needed to get (u)int64_t sometimes. */
70 #include <features.h>
71 /* z/OS has <stdint.h>, but some versions are missing uint8_t (APAR PK62248). */
72 #if !defined(__uint8_t)
73 #define __uint8_t 1
74 typedef unsigned char uint8_t;
75 #endif
76 #endif /* U_PLATFORM == U_PF_OS390 */
77
78 #elif U_HAVE_INTTYPES_H
79
80 # include <inttypes.h>
81
82 #else /* neither U_HAVE_STDINT_H nor U_HAVE_INTTYPES_H */
83
84 #if ! U_HAVE_INT8_T
85 typedef signed char int8_t;
86 #endif
87
88 #if ! U_HAVE_UINT8_T
89 typedef unsigned char uint8_t;
90 #endif
91
92 #if ! U_HAVE_INT16_T
93 typedef signed short int16_t;
94 #endif
95
96 #if ! U_HAVE_UINT16_T
97 typedef unsigned short uint16_t;
98 #endif
99
100 #if ! U_HAVE_INT32_T
101 typedef signed int int32_t;
102 #endif
103
104 #if ! U_HAVE_UINT32_T
105 typedef unsigned int uint32_t;
106 #endif
107
108 #if ! U_HAVE_INT64_T
109 #ifdef _MSC_VER
110 typedef signed __int64 int64_t;
111 #else
112 typedef signed long long int64_t;
113 #endif
114 #endif
115
116 #if ! U_HAVE_UINT64_T
117 #ifdef _MSC_VER
118 typedef unsigned __int64 uint64_t;
119 #else
120 typedef unsigned long long uint64_t;
121 #endif
122 #endif
123
124 #endif /* U_HAVE_STDINT_H / U_HAVE_INTTYPES_H */
125
126 #endif /* _PTYPES_H */