lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2002 Manuel Novoa III |
| 3 | * Copyright (C) 2000-2005 Erik Andersen <andersen@uclibc.org> |
| 4 | * |
| 5 | * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. |
| 6 | */ |
| 7 | |
| 8 | #include "_string.h" |
| 9 | #include <ctype.h> |
| 10 | #include <locale.h> |
| 11 | |
| 12 | #ifdef WANT_WIDE |
| 13 | # define strcasecmp wcscasecmp |
| 14 | # define strcasecmp_l wcscasecmp_l |
| 15 | # ifdef __UCLIBC_DO_XLOCALE |
| 16 | # define TOLOWER(C) towlower_l((C), locale_arg) |
| 17 | # else |
| 18 | # define TOLOWER(C) towlower((C)) |
| 19 | # endif |
| 20 | #else |
| 21 | # ifdef __UCLIBC_DO_XLOCALE |
| 22 | # define TOLOWER(C) tolower_l((C), locale_arg) |
| 23 | # else |
| 24 | # define TOLOWER(C) tolower((C)) |
| 25 | # endif |
| 26 | #endif |
| 27 | |
| 28 | #if defined(__UCLIBC_HAS_XLOCALE__) && !defined(__UCLIBC_DO_XLOCALE) |
| 29 | |
| 30 | int strcasecmp(register const Wchar *s1, register const Wchar *s2) |
| 31 | { |
| 32 | return strcasecmp_l(s1, s2, __UCLIBC_CURLOCALE); |
| 33 | } |
| 34 | #ifndef WANT_WIDE |
| 35 | libc_hidden_def(strcasecmp) |
| 36 | #endif |
| 37 | |
| 38 | #else /* defined(__UCLIBC_HAS_XLOCALE__) && !defined(__UCLIBC_DO_XLOCALE) */ |
| 39 | |
| 40 | int __XL_NPP(strcasecmp)(register const Wchar *s1, register const Wchar *s2 |
| 41 | __LOCALE_PARAM ) |
| 42 | { |
| 43 | #ifdef WANT_WIDE |
| 44 | while ((*s1 == *s2) || (TOLOWER(*s1) == TOLOWER(*s2))) { |
| 45 | if (!*s1++) { |
| 46 | return 0; |
| 47 | } |
| 48 | ++s2; |
| 49 | } |
| 50 | |
| 51 | return (((Wuchar)TOLOWER(*s1)) < ((Wuchar)TOLOWER(*s2))) ? -1 : 1; |
| 52 | /* TODO -- should wide cmp funcs do wchar or Wuchar compares? */ |
| 53 | #else |
| 54 | int r = 0; |
| 55 | |
| 56 | while ( ((s1 == s2) || |
| 57 | !(r = ((int)( TOLOWER(*((Wuchar *)s1)))) |
| 58 | - TOLOWER(*((Wuchar *)s2)))) |
| 59 | && (++s2, *s1++)); |
| 60 | |
| 61 | return r; |
| 62 | #endif |
| 63 | } |
| 64 | #if !defined WANT_WIDE || (defined WANT_WIDE && defined __UCLIBC_DO_XLOCALE) |
| 65 | libc_hidden_def(__XL_NPP(strcasecmp)) |
| 66 | #endif |
| 67 | |
| 68 | #endif /* defined(__UCLIBC_HAS_XLOCALE__) && !defined(__UCLIBC_DO_XLOCALE) */ |