reactos/sdk/include/c++/stlport/stl/config/_linux.h

   1 #ifndef __stl_config__linux_h
   2 #define __stl_config__linux_h
   3
   4 #define _STLP_PLATFORM "Linux"
   5
   6 #include <features.h>
   7
   8 /* This is defined wether library in use is glibc or not.
   9    This may be treated as presence of GNU libc compatible
  10    header files (these define is not really intended to check
  11    for the presence of a particular library, but rather is used
  12    to define an INTERFACE.) */
  13 #ifndef _STLP_USE_GLIBC
  14 #  define _STLP_USE_GLIBC 1
  15 #endif
  16
  17 #ifndef _STLP_USE_STDIO_IO
  18 #  define _STLP_USE_UNIX_IO
  19 #endif
  20
  21 /* #define _STLP_USE_STDIO_IO */
  22
  23 /* If not explicitly specified otherwise, work with threads
  24  */
  25 #if !defined(_STLP_NO_THREADS) && !defined(_REENTRANT)
  26 #  define _REENTRANT
  27 #endif
  28
  29 #if defined(_REENTRANT) && !defined(_PTHREADS)
  30 # define _PTHREADS
  31 #endif
  32
  33 #ifdef __UCLIBC__ /* uClibc 0.9.27 */
  34 #  define _STLP_USE_UCLIBC 1
  35 #  if !defined(__UCLIBC_HAS_WCHAR__)
  36 #    ifndef _STLP_NO_WCHAR_T
  37 #      define _STLP_NO_WCHAR_T
  38 #    endif
  39 #    ifndef _STLP_NO_NATIVE_MBSTATE_T
  40 #      define _STLP_NO_NATIVE_MBSTATE_T
  41 #    endif
  42 #    ifndef _STLP_NO_NATIVE_WIDE_STREAMS
  43 #      define _STLP_NO_NATIVE_WIDE_STREAMS
  44 #    endif
  45 #  endif /* __UCLIBC_HAS_WCHAR__ */
  46    /* Hmm, bogus _GLIBCPP_USE_NAMESPACES seems undefined... */
  47 #  define _STLP_VENDOR_GLOBAL_CSTD 1
  48 #endif
  49
  50
  51 #if defined(_PTHREADS)
  52 #  define _STLP_THREADS
  53 #  define _STLP_PTHREADS
  54 /*
  55 #  ifndef __USE_UNIX98
  56 #    define __USE_UNIX98
  57 #  endif
  58 */
  59 /* This feature exist at least since glibc 2.2.4 */
  60 /* #  define __FIT_XSI_THR */ /* Unix 98 or X/Open System Interfaces Extention */
  61 #  ifdef __USE_XOPEN2K
  62 /* The IEEE Std. 1003.1j-2000 introduces functions to implement spinlocks. */
  63 #   ifndef __UCLIBC__ /* There are no spinlocks in uClibc 0.9.27 */
  64 #     define _STLP_USE_PTHREAD_SPINLOCK
  65 #   else
  66 #     ifndef _STLP_DONT_USE_PTHREAD_SPINLOCK
  67         /* in uClibc (0.9.26) pthread_spinlock* declared in headers
  68          * but absent in library */
  69 #       define _STLP_DONT_USE_PTHREAD_SPINLOCK
  70 #     endif
  71 #   endif
  72 #   ifndef _STLP_DONT_USE_PTHREAD_SPINLOCK
  73 #     define _STLP_USE_PTHREAD_SPINLOCK
  74 #     define _STLP_STATIC_MUTEX _STLP_mutex
  75 #   endif
  76 /* #   define __FIT_PSHARED_MUTEX */
  77 #  endif
  78 #endif
  79
  80 /* Endiannes */
  81 #include <endian.h>
  82 #if !defined(__BYTE_ORDER) || !defined(__LITTLE_ENDIAN) || !defined(__BIG_ENDIAN)
  83 #  error "One of __BYTE_ORDER, __LITTLE_ENDIAN and __BIG_ENDIAN undefined; Fix me!"
  84 #endif
  85
  86 #if ( __BYTE_ORDER == __LITTLE_ENDIAN )
  87 #  define _STLP_LITTLE_ENDIAN 1
  88 #elif ( __BYTE_ORDER == __BIG_ENDIAN )
  89 #  define _STLP_BIG_ENDIAN 1
  90 #else
  91 #  error "__BYTE_ORDER neither __BIG_ENDIAN nor __LITTLE_ENDIAN; Fix me!"
  92 #endif
  93
  94 #if defined(__GNUC__) && (__GNUC__ < 3)
  95 #  define _STLP_NO_NATIVE_WIDE_FUNCTIONS 1
  96 #endif
  97
  98 #ifdef __GLIBC__
  99 #  if (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 3) || (__GLIBC__ > 2)
 100 /* From glibc 2.3.x default allocator is malloc_alloc, if was not defined other */
 101 #    if !defined(_STLP_USE_MALLOC) && !defined(_STLP_USE_NEWALLOC) && !defined(_STLP_USE_PERTHREAD_ALLOC) && !defined(_STLP_USE_NODE_ALLOC)
 102 #      define _STLP_USE_MALLOC 1
 103 #    endif
 104 #  endif
 105 /* Following platforms has no long double:
 106  *   - Alpha
 107  *   - PowerPC
 108  *   - SPARC, 32-bits (64-bits platform has long double)
 109  *   - MIPS, 32-bits
 110  *   - ARM
 111  *   - SH4
 112  */
 113 #  if defined(__alpha__) || \
 114       defined(__ppc__) || defined(PPC) || defined(__powerpc__) || \
 115       ((defined(__sparc) || defined(__sparcv9) || defined(__sparcv8plus)) && !defined ( __WORD64 ) && !defined(__arch64__)) /* ? */ || \
 116       (defined(_MIPS_SIM) && (_MIPS_SIM == _ABIO32)) || \
 117       defined(__arm__) || \
 118       defined(__sh__)
 119  /* #  if defined(__NO_LONG_DOUBLE_MATH) */
 120 #    define _STLP_NO_LONG_DOUBLE
 121 #  endif
 122 #endif
 123
 124
 125 #endif /* __stl_config__linux_h */