include/sys/config.h

   1 #ifndef __SYS_CONFIG_H__
   2 #define __SYS_CONFIG_H__
   3
   4 /* exceptions first */
   5 /* ??? Why is much of this stuff duplicated with machine/ieeefp.h?  */
   6 #if defined(__H8300__) || defined(__H8500__) || defined (__H8300H__) ||  defined(__W65__) || defined (__H8300S__)
   7 #define _FLOAT_ARG float
   8 #define __SMALL_BITFIELDS
   9 #define _DOUBLE_IS_32BITS
  10 #define __IEEE_BIG_ENDIAN
  11 /* ???  This conditional is true for the h8500 and the w65, defining H8300
  12    in those cases probably isn't the right thing to do.  */
  13 #define H8300 1
  14 #endif
  15
  16 #ifdef __W65__
  17 #define _DOUBLE_IS_32BITS
  18 #define __SMALL_BITFIELDS
  19 #define __IEEE_BIG_ENDIAN
  20 #undef INT_MAX
  21 #undef UINT_MAX
  22 #define INT_MAX 32767
  23 #define UINT_MAX 65535
  24
  25 #endif
  26
  27 /* 16 bit integer machines */
  28 #if defined(__Z8001__) || defined(__Z8002__) || defined(__H8300__) || defined(__H8500__) || defined(__W65__) || defined (__H8300H__) || defined (__H8300S__) || defined (__mn10200__) || defined (__AVR__)
  29
  30 #undef INT_MAX
  31 #undef UINT_MAX
  32 #define INT_MAX 32767
  33 #define UINT_MAX 65535
  34 #endif
  35
  36 #if defined(__D10V__)
  37 #undef INT_MAX
  38 #undef UINT_MAX
  39 #define INT_MAX __INT_MAX__
  40 #define UINT_MAX (__INT_MAX__ * 2U + 1)
  41 #define _DOUBLE_IS_32BITS
  42 #define _POINTER_INT short
  43 #define __IEEE_BIG_ENDIAN
  44 #endif
  45
  46 #ifdef ___AM29K__
  47 #define _FLOAT_RET double
  48 #endif
  49
  50 #ifdef __i386__
  51 #ifndef __unix__
  52 /* in other words, go32 */
  53 #define _FLOAT_RET double
  54 #endif
  55 #endif
  56
  57 #ifdef __M32R__
  58 #define __IEEE_BIG_ENDIAN
  59 #endif
  60
  61 #ifdef __m68k__
  62 /* This is defined in machine/ieeefp.h; need to check is it redundant here? */
  63 #define __IEEE_BIG_ENDIAN
  64 #endif
  65
  66 #ifdef __mn10300__
  67 #define __IEEE_LITTLE_ENDIAN
  68 #endif
  69
  70 #ifdef __mn10200__
  71 #define _DOUBLE_IS_32BITS
  72 #define __SMALL_BITFIELDS
  73 #define __IEEE_LITTLE_ENDIAN
  74 #endif
  75
  76 #ifdef __AVR__
  77 #define _DOUBLE_IS_32BITS
  78 #define __SMALL_BITFIELDS
  79 #define __IEEE_LITTLE_ENDIAN
  80 #define _POINTER_INT short
  81 #endif
  82
  83 #ifdef __TIC80__
  84 #define __IEEE_LITTLE_ENDIAN
  85 #endif
  86
  87 #ifdef __v850
  88 #define __IEEE_LITTLE_ENDIAN
  89 #define __ATTRIBUTE_IMPURE_PTR__ __attribute__((__sda__))
  90 #endif
  91
  92 #ifdef __D30V__
  93 #define __IEEE_BIG_ENDIAN
  94 #endif
  95
  96 /* For the PowerPC eabi, force the _impure_ptr to be in .sdata */
  97 #if defined(__PPC__) && defined(_CALL_SYSV)
  98 #define __ATTRIBUTE_IMPURE_PTR__ __attribute__((__section__(".sdata")))
  99 #endif
 100
 101 #ifdef __sparc__
 102 #ifdef __LITTLE_ENDIAN_DATA__
 103 #define __IEEE_LITTLE_ENDIAN
 104 #else
 105 #define __IEEE_BIG_ENDIAN
 106 #endif
 107 #endif
 108
 109 #if INT_MAX == 32767
 110 typedef long int __int32_t;
 111 typedef unsigned long int __uint32_t;
 112 #else
 113 typedef int __int32_t;
 114 typedef unsigned int __uint32_t;
 115 #endif
 116
 117 #ifndef _POINTER_INT
 118 #define _POINTER_INT long
 119 #endif
 120
 121 #undef __RAND_MAX
 122 #if INT_MAX == 32767
 123 #define __RAND_MAX 32767
 124 #else
 125 #define __RAND_MAX 0x7fffffff
 126 #endif
 127
 128
 129 #if defined(__CYGWIN__) || defined(__MSYS__)
 130 #define __FILENAME_MAX__ (260 - 1 /* NUL */)
 131 #define _READ_WRITE_RETURN_TYPE _ssize_t
 132 #if defined(__INSIDE_CYGWIN__) || defined(__INSIDE_MSYS__) || defined(_COMPILING_NEWLIB)
 133 #define __IMPORT
 134 #else
 135 #define __IMPORT __declspec(dllimport)
 136 #endif
 137 #endif
 138
 139 #if defined(__rtems__)
 140 #define __FILENAME_MAX__ 255
 141 #define _READ_WRITE_RETURN_TYPE _ssize_t
 142 #endif
 143
 144 #ifndef __IMPORT
 145 #define __IMPORT
 146 #endif
 147
 148 /* Define return type of read/write routines.  In POSIX, the return type
 149    for read()/write() is "ssize_t" but legacy newlib code has been using
 150    "int" for some time.  If not specified, "int" is defaulted.  */
 151 #ifndef _READ_WRITE_RETURN_TYPE
 152 #define _READ_WRITE_RETURN_TYPE int
 153 #endif
 154
 155 #endif /* __SYS_CONFIG_H__ */