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author | Ulrich Drepper <drepper@redhat.com> | 2005-10-17 15:48:30 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2005-10-17 15:48:30 +0000 |
commit | 5d953aef3c9cfb8b67b5b59dab4bac96b2fba23f (patch) | |
tree | df1dec3b3f4f16345bc670d340e9e56ab71fe6b5 /wctype/wcfuncs.c | |
parent | * abi-tags (.*-.*-knetbsd.*-gnu.*): New match, with ABI value 4. (diff) | |
download | glibc-5d953aef3c9cfb8b67b5b59dab4bac96b2fba23f.tar.gz glibc-5d953aef3c9cfb8b67b5b59dab4bac96b2fba23f.tar.bz2 glibc-5d953aef3c9cfb8b67b5b59dab4bac96b2fba23f.zip |
Don't use expensive wide char lookups in isw* functions if character is in ASCII range.
Diffstat (limited to 'wctype/wcfuncs.c')
-rw-r--r-- | wctype/wcfuncs.c | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/wctype/wcfuncs.c b/wctype/wcfuncs.c index 5d0e219fb2..88430a6062 100644 --- a/wctype/wcfuncs.c +++ b/wctype/wcfuncs.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1996-2001, 2002 Free Software Foundation, Inc. +/* Copyright (C) 1996-2001, 2002, 2005 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 @@ -16,6 +16,7 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ +#include <ctype.h> #include <wctype.h> #include <locale/localeinfo.h> @@ -24,45 +25,47 @@ /* Provide real-function versions of all the wctype macros. */ #define func(name, type) \ - extern int __##name (wint_t __wc); \ + extern int __isw##name (wint_t __wc); \ int \ - __##name (wint_t wc) \ + __isw##name (wint_t wc) \ { \ + if (isascii (wc)) \ + return is##name ((int) wc); \ size_t i = _NL_CURRENT_WORD (LC_CTYPE, _NL_CTYPE_CLASS_OFFSET) + type; \ const char *desc = _NL_CURRENT (LC_CTYPE, i); \ return wctype_table_lookup (desc, wc); \ } \ - weak_alias (__##name, name) + weak_alias (__isw##name, isw##name) #undef iswalnum -func (iswalnum, __ISwalnum) +func (alnum, __ISwalnum) libc_hidden_weak (iswalnum) #undef iswalpha -func (iswalpha, __ISwalpha) +func (alpha, __ISwalpha) libc_hidden_weak (iswalpha) #undef iswblank -func (iswblank, __ISwblank) +func (blank, __ISwblank) #undef iswcntrl -func (iswcntrl, __ISwcntrl) +func (cntrl, __ISwcntrl) #undef iswdigit -func (iswdigit, __ISwdigit) +func (digit, __ISwdigit) libc_hidden_weak (iswdigit) #undef iswlower -func (iswlower, __ISwlower) +func (lower, __ISwlower) libc_hidden_weak (iswlower) #undef iswgraph -func (iswgraph, __ISwgraph) +func (graph, __ISwgraph) #undef iswprint -func (iswprint, __ISwprint) +func (print, __ISwprint) #undef iswpunct -func (iswpunct, __ISwpunct) +func (punct, __ISwpunct) #undef iswspace -func (iswspace, __ISwspace) +func (space, __ISwspace) libc_hidden_weak (iswspace) #undef iswupper -func (iswupper, __ISwupper) +func (upper, __ISwupper) #undef iswxdigit -func (iswxdigit, __ISwxdigit) +func (xdigit, __ISwxdigit) libc_hidden_weak (iswxdigit) #undef towlower |