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00001 /*************************************************************************
00002  *
00003  * $Id$
00004  *
00005  * Copyright (C) 2001 Bjorn Reese <breese@users.sourceforge.net>
00006  *
00007  * Permission to use, copy, modify, and distribute this software for any
00008  * purpose with or without fee is hereby granted, provided that the above
00009  * copyright notice and this permission notice appear in all copies.
00010  *
00011  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
00012  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
00013  * MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE AUTHORS AND
00014  * CONTRIBUTORS ACCEPT NO RESPONSIBILITY IN ANY CONCEIVABLE MANNER.
00015  *
00016  ************************************************************************/
00017 
00018 #ifndef TRIO_TRIODEF_H
00019 #define TRIO_TRIODEF_H
00020 
00021 /*************************************************************************
00022  * Platform and compiler support detection
00023  */
00024 #if defined(__GNUC__)
00025 # define TRIO_COMPILER_GCC
00026 #elif defined(__SUNPRO_C)
00027 # define TRIO_COMPILER_SUNPRO
00028 #elif defined(__SUNPRO_CC)
00029 # define TRIO_COMPILER_SUNPRO
00030 # define __SUNPRO_C __SUNPRO_CC
00031 #elif defined(__xlC__) || defined(__IBMC__) || defined(__IBMCPP__)
00032 # define TRIO_COMPILER_XLC
00033 #elif defined(_AIX) && !defined(__GNUC__)
00034 # define TRIO_COMPILER_XLC /* Workaround for old xlc */
00035 #elif defined(__DECC) || defined(__DECCXX)
00036 # define TRIO_COMPILER_DECC
00037 #elif defined(__osf__) && defined(__LANGUAGE_C__)
00038 # define TRIO_COMPILER_DECC /* Workaround for old DEC C compilers */
00039 #elif defined(_MSC_VER)
00040 # define TRIO_COMPILER_MSVC
00041 #elif defined(__BORLANDC__)
00042 # define TRIO_COMPILER_BCB
00043 #endif
00044 
00045 #if defined(VMS) || defined(__VMS)
00046 /*
00047  * VMS is placed first to avoid identifying the platform as Unix
00048  * based on the DECC compiler later on.
00049  */
00050 # define TRIO_PLATFORM_VMS
00051 #elif defined(unix) || defined(__unix) || defined(__unix__)
00052 # define TRIO_PLATFORM_UNIX
00053 #elif defined(TRIO_COMPILER_XLC) || defined(_AIX)
00054 # define TRIO_PLATFORM_UNIX
00055 #elif defined(TRIO_COMPILER_DECC) || defined(__osf___)
00056 # define TRIO_PLATFORM_UNIX
00057 #elif defined(__NetBSD__)
00058 # define TRIO_PLATFORM_UNIX
00059 #elif defined(__QNX__)
00060 # define TRIO_PLATFORM_UNIX
00061 # define TRIO_PLATFORM_QNX
00062 #elif defined(__CYGWIN__)
00063 # define TRIO_PLATFORM_UNIX
00064 #elif defined(AMIGA) && defined(TRIO_COMPILER_GCC)
00065 # define TRIO_PLATFORM_UNIX
00066 #elif defined(TRIO_COMPILER_MSVC) || defined(WIN32) || defined(_WIN32)
00067 # define TRIO_PLATFORM_WIN32
00068 #elif defined(mpeix) || defined(__mpexl)
00069 # define TRIO_PLATFORM_MPEIX
00070 #endif
00071 
00072 #if defined(_AIX)
00073 # define TRIO_PLATFORM_AIX
00074 #elif defined(__hpux)
00075 # define TRIO_PLATFORM_HPUX
00076 #elif defined(sun) || defined(__sun__)
00077 # if defined(__SVR4) || defined(__svr4__)
00078 #  define TRIO_PLATFORM_SOLARIS
00079 # else
00080 #  define TRIO_PLATFORM_SUNOS
00081 # endif
00082 #endif
00083 
00084 #if defined(__STDC__) || defined(TRIO_COMPILER_MSVC) || defined(TRIO_COMPILER_BCB)
00085 # define TRIO_COMPILER_SUPPORTS_C89
00086 # if defined(__STDC_VERSION__)
00087 #  define TRIO_COMPILER_SUPPORTS_C90
00088 #  if (__STDC_VERSION__ >= 199409L)
00089 #   define TRIO_COMPILER_SUPPORTS_C94
00090 #  endif
00091 #  if (__STDC_VERSION__ >= 199901L)
00092 #   define TRIO_COMPILER_SUPPORTS_C99
00093 #  endif
00094 # elif defined(TRIO_COMPILER_SUNPRO)
00095 #  if (__SUNPRO_C >= 0x420)
00096 #   define TRIO_COMPILER_SUPPORTS_C94
00097 #  endif
00098 # endif
00099 #endif
00100 
00101 #if defined(_XOPEN_SOURCE)
00102 # if defined(_XOPEN_SOURCE_EXTENDED)
00103 #  define TRIO_COMPILER_SUPPORTS_UNIX95
00104 # endif
00105 # if (_XOPEN_VERSION >= 500)
00106 #  define TRIO_COMPILER_SUPPORTS_UNIX98
00107 # endif
00108 # if (_XOPEN_VERSION >= 600)
00109 #  define TRIO_COMPILER_SUPPORTS_UNIX01
00110 # endif
00111 #endif
00112 
00113 /*************************************************************************
00114  * Generic defines
00115  */
00116 
00117 #if !defined(TRIO_PUBLIC)
00118 # define TRIO_PUBLIC
00119 #endif
00120 #if !defined(TRIO_PRIVATE)
00121 # define TRIO_PRIVATE static
00122 #endif
00123 
00124 #if !(defined(TRIO_COMPILER_SUPPORTS_C89) || defined(__cplusplus))
00125 # define TRIO_COMPILER_ANCIENT
00126 #endif
00127 
00128 #if defined(TRIO_COMPILER_ANCIENT)
00129 # define TRIO_CONST
00130 # define TRIO_VOLATILE
00131 # define TRIO_SIGNED
00132 typedef double trio_long_double_t;
00133 typedef char * trio_pointer_t;
00134 # define TRIO_SUFFIX_LONG(x) x
00135 # define TRIO_PROTO(x) ()
00136 # define TRIO_NOARGS
00137 # define TRIO_ARGS1(list,a1) list a1;
00138 # define TRIO_ARGS2(list,a1,a2) list a1; a2;
00139 # define TRIO_ARGS3(list,a1,a2,a3) list a1; a2; a3;
00140 # define TRIO_ARGS4(list,a1,a2,a3,a4) list a1; a2; a3; a4;
00141 # define TRIO_ARGS5(list,a1,a2,a3,a4,a5) list a1; a2; a3; a4; a5;
00142 # define TRIO_ARGS6(list,a1,a2,a3,a4,a5,a6) list a1; a2; a3; a4; a5; a6;
00143 # define TRIO_VARGS2(list,a1,a2) list a1; a2
00144 # define TRIO_VARGS3(list,a1,a2,a3) list a1; a2; a3
00145 # define TRIO_VARGS4(list,a1,a2,a3,a4) list a1; a2; a3; a4
00146 # define TRIO_VARGS5(list,a1,a2,a3,a4,a5) list a1; a2; a3; a4; a5
00147 # define TRIO_VA_DECL va_dcl
00148 # define TRIO_VA_START(x,y) va_start(x)
00149 # define TRIO_VA_END(x) va_end(x)
00150 #else /* ANSI C */
00151 # define TRIO_CONST const
00152 # define TRIO_VOLATILE volatile
00153 # define TRIO_SIGNED signed
00154 typedef long double trio_long_double_t;
00155 typedef void * trio_pointer_t;
00156 # define TRIO_SUFFIX_LONG(x) x ## L
00157 # define TRIO_PROTO(x) x
00158 # define TRIO_NOARGS void
00159 # define TRIO_ARGS1(list,a1) (a1)
00160 # define TRIO_ARGS2(list,a1,a2) (a1,a2)
00161 # define TRIO_ARGS3(list,a1,a2,a3) (a1,a2,a3)
00162 # define TRIO_ARGS4(list,a1,a2,a3,a4) (a1,a2,a3,a4)
00163 # define TRIO_ARGS5(list,a1,a2,a3,a4,a5) (a1,a2,a3,a4,a5)
00164 # define TRIO_ARGS6(list,a1,a2,a3,a4,a5,a6) (a1,a2,a3,a4,a5,a6)
00165 # define TRIO_VARGS2 TRIO_ARGS2
00166 # define TRIO_VARGS3 TRIO_ARGS3
00167 # define TRIO_VARGS4 TRIO_ARGS4
00168 # define TRIO_VARGS5 TRIO_ARGS5
00169 # define TRIO_VA_DECL ...
00170 # define TRIO_VA_START(x,y) va_start(x,y)
00171 # define TRIO_VA_END(x) va_end(x)
00172 #endif
00173 
00174 #if defined(TRIO_COMPILER_SUPPORTS_C99) || defined(__cplusplus)
00175 # define TRIO_INLINE inline
00176 #elif defined(TRIO_COMPILER_GCC)
00177 # define TRIO_INLINE __inline__
00178 #elif defined(TRIO_COMPILER_MSVC)
00179 # define TRIO_INLINE _inline
00180 #elif defined(TRIO_COMPILER_BCB)
00181 # define TRIO_INLINE __inline
00182 #else
00183 # define TRIO_INLINE
00184 #endif
00185 
00186 /*************************************************************************
00187  * Workarounds
00188  */
00189 
00190 #if defined(TRIO_PLATFORM_VMS)
00191 /*
00192  * Computations done with constants at compile time can trigger these
00193  * even when compiling with IEEE enabled.
00194  */
00195 # pragma message disable (UNDERFLOW, FLOATOVERFL)
00196 
00197 # if (__CRTL_VER < 80000000)
00198 /*
00199  * Although the compiler supports C99 language constructs, the C
00200  * run-time library does not contain all C99 functions.
00201  *
00202  * This was the case for 70300022. Update the 80000000 value when
00203  * it has been accurately determined what version of the library
00204  * supports C99.
00205  */
00206 #  if defined(TRIO_COMPILER_SUPPORTS_C99)
00207 #   undef TRIO_COMPILER_SUPPORTS_C99
00208 #  endif
00209 # endif
00210 #endif
00211 
00212 /*
00213  * Not all preprocessors supports the LL token.
00214  */
00215 #if defined(TRIO_COMPILER_BCB)
00216 #else
00217 # define TRIO_COMPILER_SUPPORTS_LL
00218 #endif
00219 
00220 #endif /* TRIO_TRIODEF_H */
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