glibc/include/ctype.h
Ulrich Drepper fd5bdc0924 Optimize access to isXYZ and toXYZ tables
The functions to get the pointers can now depend on the TLS variable
be initialized.
2011-10-15 16:27:08 -04:00

64 lines
1.9 KiB
C

#ifndef _CTYPE_H
/* Initialize ctype locale data. */
extern void __ctype_init (void);
libc_hidden_proto (__ctype_init)
extern int __isctype (int __c, int __mask);
# ifndef NOT_IN_libc
/* These accessors are used by the optimized macros to find the
thread-local cache of ctype information from the current thread's
locale. For inside libc, define them as inlines using the _NL_CURRENT
accessors. We don't use _NL_CURRENT_LOCALE->__ctype_b here because we
want to cause a link-time ref to _nl_current_LC_CTYPE under
NL_CURRENT_INDIRECT. */
# include "../locale/localeinfo.h"
# include <bits/libc-tsd.h>
# ifndef CTYPE_EXTERN_INLINE /* Used by ctype/ctype-info.c, which see. */
# define CTYPE_EXTERN_INLINE extern inline
# endif
__libc_tsd_define (extern, const uint16_t *, CTYPE_B)
__libc_tsd_define (extern, const int32_t *, CTYPE_TOUPPER)
__libc_tsd_define (extern, const int32_t *, CTYPE_TOLOWER)
CTYPE_EXTERN_INLINE const uint16_t ** __attribute__ ((const))
__ctype_b_loc (void)
{
return __libc_tsd_address (const uint16_t *, CTYPE_B);
}
CTYPE_EXTERN_INLINE const int32_t ** __attribute__ ((const))
__ctype_toupper_loc (void)
{
return __libc_tsd_address (const int32_t *, CTYPE_TOUPPER);
}
CTYPE_EXTERN_INLINE const int32_t ** __attribute__ ((const))
__ctype_tolower_loc (void)
{
return __libc_tsd_address (const int32_t *, CTYPE_TOLOWER);
}
# endif /* Not NOT_IN_libc. */
# include <ctype/ctype.h>
# if !defined __NO_CTYPE && !defined NOT_IN_libc
/* The spec says that isdigit must only match the decimal digits. We
can check this without a memory access. */
# undef isdigit
# define isdigit(c) ({ int __c = (c); __c >= '0' && __c <= '9'; })
# undef isdigit_l
# define isdigit_l(c, l) ({ int __c = (c); __c >= '0' && __c <= '9'; })
# undef __isdigit_l
# define __isdigit_l(c, l) ({ int __c = (c); __c >= '0' && __c <= '9'; })
# endif
#endif /* ctype.h */