1 /*************************************************************************
2 *
3 * $Id$
4 *
5 * Copyright (C) 2001 Bjorn Reese <breese@users.sourceforge.net>
6 *
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
10 *
11 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
12 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE AUTHORS AND
14 * CONTRIBUTORS ACCEPT NO RESPONSIBILITY IN ANY CONCEIVABLE MANNER.
15 *
16 ************************************************************************/
17
18 #ifndef TRIO_TRIODEF_H
19 #define TRIO_TRIODEF_H
20
21 /*************************************************************************
22 * Platform and compiler support detection
23 */
24 #if defined(__GNUC__)
25 # define TRIO_COMPILER_GCC
26 #elif defined(__SUNPRO_C)
27 # define TRIO_COMPILER_SUNPRO
28 #elif defined(__SUNPRO_CC)
29 # define TRIO_COMPILER_SUNPRO
30 # define __SUNPRO_C __SUNPRO_CC
31 #elif defined(__xlC__) || defined(__IBMC__) || defined(__IBMCPP__)
32 # define TRIO_COMPILER_XLC
33 #elif defined(_AIX) && !defined(__GNUC__)
34 # define TRIO_COMPILER_XLC /* Workaround for old xlc */
35 #elif defined(__DECC) || defined(__DECCXX)
36 # define TRIO_COMPILER_DECC
37 #elif defined(__osf__) && defined(__LANGUAGE_C__)
38 # define TRIO_COMPILER_DECC /* Workaround for old DEC C compilers */
39 #elif defined(_MSC_VER)
40 # define TRIO_COMPILER_MSVC
41 #elif defined(__BORLANDC__)
42 # define TRIO_COMPILER_BCB
43 #endif
44
45 #if defined(VMS) || defined(__VMS)
46 /*
47 * VMS is placed first to avoid identifying the platform as Unix
48 * based on the DECC compiler later on.
49 */
50 # define TRIO_PLATFORM_VMS
51 #elif defined(__OS400__)
52 # define TRIO_PLATFORM_OS400
53 #elif defined(unix) || defined(__unix) || defined(__unix__)
54 # define TRIO_PLATFORM_UNIX
55 #elif defined(TRIO_COMPILER_XLC) || defined(_AIX)
56 # define TRIO_PLATFORM_UNIX
57 #elif defined(TRIO_COMPILER_DECC) || defined(__osf___)
58 # define TRIO_PLATFORM_UNIX
59 #elif defined(__NetBSD__)
60 # define TRIO_PLATFORM_UNIX
61 #elif defined(__Lynx__)
62 # define TRIO_PLATFORM_UNIX
63 #elif defined(__QNX__)
64 # define TRIO_PLATFORM_UNIX
65 # define TRIO_PLATFORM_QNX
66 #elif defined(__CYGWIN__)
67 # define TRIO_PLATFORM_UNIX
68 #elif defined(AMIGA) && defined(TRIO_COMPILER_GCC)
69 # define TRIO_PLATFORM_UNIX
70 #elif defined(TRIO_COMPILER_MSVC) || defined(WIN32) || defined(_WIN32)
71 # define TRIO_PLATFORM_WIN32
72 #elif defined(mpeix) || defined(__mpexl)
73 # define TRIO_PLATFORM_MPEIX
74 #endif
75
76 #if defined(_AIX)
77 # define TRIO_PLATFORM_AIX
78 #elif defined(__hpux)
79 # define TRIO_PLATFORM_HPUX
80 #elif defined(sun) || defined(__sun__)
81 # if defined(__SVR4) || defined(__svr4__)
82 # define TRIO_PLATFORM_SOLARIS
83 # else
84 # define TRIO_PLATFORM_SUNOS
85 # endif
86 #endif
87
88 #if defined(__STDC__) || defined(TRIO_COMPILER_MSVC) || defined(TRIO_COMPILER_BCB)
89 # define TRIO_COMPILER_SUPPORTS_C89
90 # if defined(__STDC_VERSION__)
91 # define TRIO_COMPILER_SUPPORTS_C90
92 # if (__STDC_VERSION__ >= 199409L)
93 # define TRIO_COMPILER_SUPPORTS_C94
94 # endif
95 # if (__STDC_VERSION__ >= 199901L)
96 # define TRIO_COMPILER_SUPPORTS_C99
97 # endif
98 # elif defined(TRIO_COMPILER_SUNPRO)
99 # if (__SUNPRO_C >= 0x420)
100 # define TRIO_COMPILER_SUPPORTS_C94
101 # endif
102 # endif
103 #elif defined(TRIO_COMPILER_XLC) && defined(__EXTENDED__)
104 # define TRIO_COMPILER_SUPPORTS_C89
105 # define TRIO_COMPILER_SUPPORTS_C90
106 # define TRIO_COMPILER_SUPPORTS_C94
107 #endif
108
109 #if defined(_XOPEN_SOURCE)
110 # if defined(_XOPEN_SOURCE_EXTENDED)
111 # define TRIO_COMPILER_SUPPORTS_UNIX95
112 # endif
113 # if (_XOPEN_VERSION >= 500)
114 # define TRIO_COMPILER_SUPPORTS_UNIX98
115 # endif
116 # if (_XOPEN_VERSION >= 600)
117 # define TRIO_COMPILER_SUPPORTS_UNIX01
118 # endif
119 #endif
120
121 /*************************************************************************
122 * Generic defines
123 */
124
125 #if !defined(TRIO_PUBLIC)
126 # define TRIO_PUBLIC
127 #endif
128 #if !defined(TRIO_PRIVATE)
129 # define TRIO_PRIVATE static
130 #endif
131
132 #if !(defined(TRIO_COMPILER_SUPPORTS_C89) || defined(__cplusplus))
133 # define TRIO_COMPILER_ANCIENT
134 #endif
135
136 #if defined(TRIO_COMPILER_ANCIENT)
137 # define TRIO_CONST
138 # define TRIO_VOLATILE
139 # define TRIO_SIGNED
140 typedef double trio_long_double_t;
141 typedef char * trio_pointer_t;
142 # define TRIO_SUFFIX_LONG(x) x
143 # define TRIO_PROTO(x) ()
144 # define TRIO_NOARGS
145 # define TRIO_ARGS1(list,a1) list a1;
146 # define TRIO_ARGS2(list,a1,a2) list a1; a2;
147 # define TRIO_ARGS3(list,a1,a2,a3) list a1; a2; a3;
148 # define TRIO_ARGS4(list,a1,a2,a3,a4) list a1; a2; a3; a4;
149 # define TRIO_ARGS5(list,a1,a2,a3,a4,a5) list a1; a2; a3; a4; a5;
150 # define TRIO_ARGS6(list,a1,a2,a3,a4,a5,a6) list a1; a2; a3; a4; a5; a6;
151 # define TRIO_VARGS2(list,a1,a2) list a1; a2
152 # define TRIO_VARGS3(list,a1,a2,a3) list a1; a2; a3
153 # define TRIO_VARGS4(list,a1,a2,a3,a4) list a1; a2; a3; a4
154 # define TRIO_VARGS5(list,a1,a2,a3,a4,a5) list a1; a2; a3; a4; a5
155 # define TRIO_VA_DECL va_dcl
156 # define TRIO_VA_START(x,y) va_start(x)
157 # define TRIO_VA_END(x) va_end(x)
158 #else /* ANSI C */
159 # define TRIO_CONST const
160 # define TRIO_VOLATILE volatile
161 # define TRIO_SIGNED signed
162 typedef long double trio_long_double_t;
163 typedef void * trio_pointer_t;
164 # define TRIO_SUFFIX_LONG(x) x ## L
165 # define TRIO_PROTO(x) x
166 # define TRIO_NOARGS void
167 # define TRIO_ARGS1(list,a1) (a1)
168 # define TRIO_ARGS2(list,a1,a2) (a1,a2)
169 # define TRIO_ARGS3(list,a1,a2,a3) (a1,a2,a3)
170 # define TRIO_ARGS4(list,a1,a2,a3,a4) (a1,a2,a3,a4)
171 # define TRIO_ARGS5(list,a1,a2,a3,a4,a5) (a1,a2,a3,a4,a5)
172 # define TRIO_ARGS6(list,a1,a2,a3,a4,a5,a6) (a1,a2,a3,a4,a5,a6)
173 # define TRIO_VARGS2 TRIO_ARGS2
174 # define TRIO_VARGS3 TRIO_ARGS3
175 # define TRIO_VARGS4 TRIO_ARGS4
176 # define TRIO_VARGS5 TRIO_ARGS5
177 # define TRIO_VA_DECL ...
178 # define TRIO_VA_START(x,y) va_start(x,y)
179 # define TRIO_VA_END(x) va_end(x)
180 #endif
181
182 #if defined(TRIO_COMPILER_SUPPORTS_C99) || defined(__cplusplus)
183 # define TRIO_INLINE inline
184 #elif defined(TRIO_COMPILER_GCC)
185 # define TRIO_INLINE __inline__
186 #elif defined(TRIO_COMPILER_MSVC)
187 # define TRIO_INLINE _inline
188 #elif defined(TRIO_COMPILER_BCB)
189 # define TRIO_INLINE __inline
190 #else
191 # define TRIO_INLINE
192 #endif
193
194 /*************************************************************************
195 * Workarounds
196 */
197
198 #if defined(TRIO_PLATFORM_VMS)
199 /*
200 * Computations done with constants at compile time can trigger these
201 * even when compiling with IEEE enabled.
202 */
203 # pragma message disable (UNDERFLOW, FLOATOVERFL)
204
205 # if (__CRTL_VER < 80000000)
206 /*
207 * Although the compiler supports C99 language constructs, the C
208 * run-time library does not contain all C99 functions.
209 *
210 * This was the case for 70300022. Update the 80000000 value when
211 * it has been accurately determined what version of the library
212 * supports C99.
213 */
214 # if defined(TRIO_COMPILER_SUPPORTS_C99)
215 # undef TRIO_COMPILER_SUPPORTS_C99
216 # endif
217 # endif
218 #endif
219
220 /*
221 * Not all preprocessors supports the LL token.
222 */
223 #if defined(TRIO_COMPILER_BCB)
224 #else
225 # define TRIO_COMPILER_SUPPORTS_LL
226 #endif
227
228 #endif /* TRIO_TRIODEF_H */