* ctype/ctype.h (__ctype_b, __ctype_toupper, __ctype_tolower):

[platform/upstream/glibc.git] / include / ctype.h

diff --git a/include/ctype.h b/include/ctype.h
index b58306d..ca3c3dd 100644 (file)
--- a/include/ctype.h
+++ b/include/ctype.h
@@ -2,39 +2,58 @@
 
 extern int __isctype (int __c, int __mask);
 
-# include <ctype/ctype.h>
-
 # ifndef NOT_IN_libc
 
-/* The optimized macros are not defined for users because they can't see
-   the thread-local locale state.  For inside libc, define them 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
+/* 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"
-#  ifndef __NO_CTYPE
-#   undef __isctype
-#   define __isctype(c, type) \
-     (((uint16_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_CLASS) + 128) \
-      [(int) (c)] & (uint16_t) type)
-
-#   undef tolower
-#   define tolower(c) \
-      __tobody (c, tolower, \
-               (uint32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOLOWER) + 128, \
-               (c))
-#   undef _tolower
-#   define _tolower(c) tolower (c)
-#   undef toupper
-#   define toupper(c) \
-      __tobody (c, toupper, \
-               (uint32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOUPPER) + 128, \
-               (c))
-#   undef _toupper
-#   define _toupper(c) toupper (c)
-
-#  endif /* Not __NO_CTYPE.  */
-# endif        /* _LIBC_REENTRANT.  */
+#  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, CTYPE_B)
+__libc_tsd_define (extern, CTYPE_TOUPPER)
+__libc_tsd_define (extern, CTYPE_TOLOWER)
+
+CTYPE_EXTERN_INLINE const uint16_t ** __attribute__ ((const))
+__ctype_b_loc (void)
+{
+  const uint16_t **tablep =
+    (const uint16_t **) __libc_tsd_address (CTYPE_B);
+  if (__builtin_expect (*tablep == NULL, 0))
+    *tablep = (const uint16_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_CLASS) + 128;
+  return tablep;
+}
+
+CTYPE_EXTERN_INLINE const int32_t ** __attribute__ ((const))
+__ctype_toupper_loc (void)
+{
+  const int32_t **tablep =
+    (const int32_t **) __libc_tsd_address (CTYPE_TOUPPER);
+  if (__builtin_expect (*tablep == NULL, 0))
+    *tablep = ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOUPPER) + 128);
+  return tablep;
+}
+
+CTYPE_EXTERN_INLINE const int32_t ** __attribute__ ((const))
+__ctype_tolower_loc (void)
+{
+  const int32_t **tablep =
+    (const int32_t **) __libc_tsd_address (CTYPE_TOLOWER);
+  if (__builtin_expect (*tablep == NULL, 0))
+    *tablep = ((int32_t *) _NL_CURRENT (LC_CTYPE, _NL_CTYPE_TOLOWER) + 128);
+  return tablep;
+}
+
+# endif        /* Not NOT_IN_libc.  */
+
+# include <ctype/ctype.h>
 
 #endif /* ctype.h */