include/ctype.h

   1 #ifndef _CTYPE_H
   2
   3 extern int __isctype (int __c, int __mask);
   4
   5 # ifndef NOT_IN_libc
   6
   7 /* These accessors are used by the optimized macros to find the
   8    thread-local cache of ctype information from the current thread's
   9    locale.  For inside libc, define them as inlines using the _NL_CURRENT
  10    accessors.  We don't use _NL_CURRENT_LOCALE->__ctype_b here because we
  11    want to cause a link-time ref to _nl_current_LC_CTYPE under
  12    NL_CURRENT_INDIRECT.  */
  13
  14 #  include "../locale/localeinfo.h"
  15 #  include <bits/libc-tsd.h>
  16
  17 #  ifndef CTYPE_EXTERN_INLINE   /* Used by ctype/ctype-info.c, which see.  */
  18 #   define CTYPE_EXTERN_INLINE extern inline
  19 #  endif
  20
  21 __libc_tsd_define (extern, CTYPE_B)
  22 __libc_tsd_define (extern, CTYPE_TOUPPER)
  23 __libc_tsd_define (extern, CTYPE_TOLOWER)
  24
  25 CTYPE_EXTERN_INLINE const uint16_t ** __attribute__ ((const))
  26 __ctype_b_loc (void)
  27 {
  28   const uint16_t **tablep =
  29     (const uint16_t **) __libc_tsd_address (CTYPE_B);
  30   if (__builtin_expect (*tablep == NULL, 0))
  31     *tablep = (const uint16_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_CLASS) + 128;
  32   return tablep;
  33 }
  34
  35 CTYPE_EXTERN_INLINE const int32_t ** __attribute__ ((const))
  36 __ctype_toupper_loc (void)
  37 {
  38   const int32_t **tablep =
  39     (const int32_t **) __libc_tsd_address (CTYPE_TOUPPER);
  40   if (__builtin_expect (*tablep == NULL, 0))
  41     *tablep = ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOUPPER) + 128);
  42   return tablep;
  43 }
  44
  45 CTYPE_EXTERN_INLINE const int32_t ** __attribute__ ((const))
  46 __ctype_tolower_loc (void)
  47 {
  48   const int32_t **tablep =
  49     (const int32_t **) __libc_tsd_address (CTYPE_TOLOWER);
  50   if (__builtin_expect (*tablep == NULL, 0))
  51     *tablep = ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOLOWER) + 128);
  52   return tablep;
  53 }
  54
  55 # endif /* Not NOT_IN_libc.  */
  56
  57 # include <ctype/ctype.h>
  58
  59 #endif /* ctype.h */