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 */ 126