/* * Copyright (C) 2002 Manuel Novoa III * Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org> * * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. */ #include "_string.h" #include <ctype.h> #include <locale.h> #ifdef __UCLIBC_HAS_XLOCALE__ extern int __strcasecmp_l (__const char *__s1, __const char *__s2, __locale_t __loc) __THROW __attribute_pure__ __nonnull ((1, 2, 3)) attribute_hidden; extern int __wcscasecmp_l (__const wchar_t *__s1, __const wchar_t *__s2, __locale_t __loc) __THROW attribute_hidden; #endif #ifdef WANT_WIDE # define strcasecmp wcscasecmp # define __strcasecmp __wcscasecmp # define strcasecmp_l wcscasecmp_l # define __strcasecmp_l __wcscasecmp_l # ifdef __UCLIBC_DO_XLOCALE # define TOLOWER(C) __towlower_l((C), locale_arg) extern wint_t __towlower_l (wint_t __wc, __locale_t __locale) __THROW attribute_hidden; # else # define TOLOWER(C) __towlower((C)) # endif #else # ifdef __UCLIBC_DO_XLOCALE # define TOLOWER(C) __tolower_l((C), locale_arg) # else # define TOLOWER(C) __tolower((C)) # endif #endif #if defined(__UCLIBC_HAS_XLOCALE__) && !defined(__UCLIBC_DO_XLOCALE) int attribute_hidden __strcasecmp(register const Wchar *s1, register const Wchar *s2) { return __strcasecmp_l(s1, s2, __UCLIBC_CURLOCALE); } strong_alias(__strcasecmp,strcasecmp) #else /* defined(__UCLIBC_HAS_XLOCALE__) && !defined(__UCLIBC_DO_XLOCALE) */ int attribute_hidden __UCXL(strcasecmp)(register const Wchar *s1, register const Wchar *s2 __LOCALE_PARAM ) { #ifdef WANT_WIDE while ((*s1 == *s2) || (TOLOWER(*s1) == TOLOWER(*s2))) { if (!*s1++) { return 0; } ++s2; } return (((Wuchar)TOLOWER(*s1)) < ((Wuchar)TOLOWER(*s2))) ? -1 : 1; /* TODO -- should wide cmp funcs do wchar or Wuchar compares? */ #else int r = 0; while ( ((s1 == s2) || !(r = ((int)( TOLOWER(*((Wuchar *)s1)))) - TOLOWER(*((Wuchar *)s2)))) && (++s2, *s1++)); return r; #endif } __UCXL_ALIAS(strcasecmp) #endif /* defined(__UCLIBC_HAS_XLOCALE__) && !defined(__UCLIBC_DO_XLOCALE) */