about summary refs log tree commit diff
path: root/wctype/wcfuncs.c
diff options
context:
space:
mode:
Diffstat (limited to 'wctype/wcfuncs.c')
-rw-r--r--wctype/wcfuncs.c50
1 files changed, 44 insertions, 6 deletions
diff --git a/wctype/wcfuncs.c b/wctype/wcfuncs.c
index 3adb9b015e..3b9296c9a7 100644
--- a/wctype/wcfuncs.c
+++ b/wctype/wcfuncs.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc.
+/* Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -20,33 +20,71 @@
 #include <wctype.h>
 #include <ctype.h>	/* For __ctype_tolower and __ctype_toupper.  */
 
+#include "cname-lookup.h"
+
 /* Provide real-function versions of all the wctype macros.  */
 
 #define	func(name, type) \
-  int name (wc) wint_t wc; { return __iswctype (wc, type); }
+  int									      \
+  __##name (wint_t wc)							      \
+  {									      \
+    size_t idx;								      \
+									      \
+    idx = cname_lookup (wc);						      \
+    if (idx == ~((size_t) 0))						      \
+      return 0;								      \
+									      \
+    return __ctype32_b[idx] & type;					      \
+  }									      \
+  weak_alias (__##name, name)
 
+#undef iswalnum
 func (iswalnum, _ISwalnum)
+#undef iswalpha
 func (iswalpha, _ISwalpha)
+#undef iswcntrl
 func (iswcntrl, _ISwcntrl)
+#undef iswdigit
 func (iswdigit, _ISwdigit)
+#undef iswlower
 func (iswlower, _ISwlower)
+#undef iswgraph
 func (iswgraph, _ISwgraph)
+#undef iswprint
 func (iswprint, _ISwprint)
+#undef iswpunct
 func (iswpunct, _ISwpunct)
+#undef iswspace
 func (iswspace, _ISwspace)
+#undef iswupper
 func (iswupper, _ISwupper)
+#undef iswxdigit
 func (iswxdigit, _ISwxdigit)
 
 wint_t
-towlower (wc)
+(towlower) (wc)
      wint_t wc;
 {
-  return __towctrans (wc, __ctype_tolower);
+  size_t idx;
+
+  idx = cname_lookup (wc);
+  if (idx == ~((size_t) 0))
+    /* Character is not known.  Default action is to simply return it.  */
+    return wc;
+
+  return (wint_t) __ctype_toupper[idx];
 }
 
 wint_t
-towupper (wc)
+(towupper) (wc)
      wint_t wc;
 {
-  return __towctrans (wc, __ctype_toupper);
+  size_t idx;
+
+  idx = cname_lookup (wc);
+  if (idx == ~((size_t) 0))
+    /* Character is not known.  Default action is to simply return it.  */
+    return wc;
+
+  return (wint_t) __ctype_toupper[idx];
 }