third_party/libxml/src/triodef.h

   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  * MERCHANTIBILITY 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 */