williamr@4: #ifndef __stl_config__linux_h
williamr@4: #define __stl_config__linux_h
williamr@4: 
williamr@4: #define _STLP_PLATFORM "Linux"
williamr@4: 
williamr@4: #include <features.h>
williamr@4: 
williamr@4: /* This is defined wether library in use is glibc or not.
williamr@4:    This may be treated as presence of GNU libc compatible
williamr@4:    header files (these define is not really intended to check
williamr@4:    for the presence of a particular library, but rather is used
williamr@4:    to define an INTERFACE.) */
williamr@4: #ifndef _STLP_USE_GLIBC
williamr@4: #  define _STLP_USE_GLIBC 1
williamr@4: #endif
williamr@4: 
williamr@4: #define _STLP_UNIX 1
williamr@4: 
williamr@4: #if defined(_REENTRANT) && !defined(_PTHREADS)
williamr@4: # define _PTHREADS
williamr@4: #endif
williamr@4: 
williamr@4: #ifdef __UCLIBC__ /* uClibc 0.9.27 */
williamr@4: #  define _STLP_USE_UCLIBC 1
williamr@4: #  if !defined(__UCLIBC_HAS_WCHAR__)
williamr@4: #    ifndef _STLP_NO_WCHAR_T
williamr@4: #      define _STLP_NO_WCHAR_T
williamr@4: #    endif
williamr@4: #    ifndef _STLP_NO_MBSTATE_T
williamr@4: #      define _STLP_NO_MBSTATE_T
williamr@4: #    endif
williamr@4: #    ifndef _STLP_NO_NATIVE_WIDE_STREAMS
williamr@4: #      define _STLP_NO_NATIVE_WIDE_STREAMS
williamr@4: #    endif
williamr@4: #  endif /* __UCLIBC_HAS_WCHAR__ */
williamr@4:    /* Hmm, bogus _GLIBCPP_USE_NAMESPACES seems undefined... */
williamr@4: #  define _STLP_VENDOR_GLOBAL_CSTD 1
williamr@4: #  if defined(_STLP_REAL_LOCALE_IMPLEMENTED)
williamr@4:      /* locale in uClibc is very restricted */
williamr@4:      /* recheck if __UCLIBC_HAS_LOCALE__ defined...*/
williamr@4: #    undef _STLP_REAL_LOCALE_IMPLEMENTED
williamr@4: #  endif
williamr@4: #endif
williamr@4: 
williamr@4: 
williamr@4: #if defined(_PTHREADS)
williamr@4: #  define _STLP_THREADS
williamr@4: #  define _STLP_PTHREADS
williamr@4: /*
williamr@4: #  ifndef __USE_UNIX98
williamr@4: #    define __USE_UNIX98
williamr@4: #  endif
williamr@4: */
williamr@4: /* This feature exist at least since glibc 2.2.4 */
williamr@4: /* #  define __FIT_XSI_THR */ /* Unix 98 or X/Open System Interfaces Extention */
williamr@4: #  ifdef __USE_XOPEN2K
williamr@4: /* The IEEE Std. 1003.1j-2000 introduces functions to implement spinlocks. */
williamr@4: #   ifndef __UCLIBC__ /* There are no spinlocks in uClibc 0.9.27 */
williamr@4: #     define _STLP_USE_PTHREAD_SPINLOCK
williamr@4: #   else
williamr@4: #     ifndef _STLP_DONT_USE_PTHREAD_SPINLOCK
williamr@4:         /* in uClibc (0.9.26) pthread_spinlock* declared in headers
williamr@4:          * but absent in library */
williamr@4: #       define _STLP_DONT_USE_PTHREAD_SPINLOCK
williamr@4: #     endif
williamr@4: #   endif
williamr@4: /* #   define __FIT_PSHARED_MUTEX */
williamr@4: #  endif
williamr@4: #endif
williamr@4: 
williamr@4: /* Endiannes */
williamr@4: #include <endian.h>
williamr@4: #if !defined(__BYTE_ORDER) || !defined(__LITTLE_ENDIAN) || !defined(__BIG_ENDIAN)
williamr@4: #  error "One of __BYTE_ORDER, __LITTLE_ENDIAN and __BIG_ENDIAN undefined; Fix me!"
williamr@4: #endif
williamr@4: 
williamr@4: #if ( __BYTE_ORDER == __LITTLE_ENDIAN )
williamr@4: #  define _STLP_LITTLE_ENDIAN 1
williamr@4: #elif ( __BYTE_ORDER == __BIG_ENDIAN )
williamr@4: #  define _STLP_BIG_ENDIAN 1
williamr@4: #else
williamr@4: #  error "__BYTE_ORDER neither __BIG_ENDIAN nor __LITTLE_ENDIAN; Fix me!"
williamr@4: #endif
williamr@4: 
williamr@4: #if defined(__GNUC__) && (__GNUC__ < 3)
williamr@4: #  define _STLP_NO_NATIVE_WIDE_FUNCTIONS 1
williamr@4: /*
williamr@4: #    define _STLP_NO_NATIVE_WIDE_STREAMS   1
williamr@4: */
williamr@4: #endif
williamr@4: 
williamr@4: 
williamr@4: #endif /* __stl_config__linux_h */