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author | Paul Eggert <eggert@cs.ucla.edu> | 2006-08-21 07:26:38 +0000 |
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committer | Paul Eggert <eggert@cs.ucla.edu> | 2006-08-21 07:26:38 +0000 |
commit | 0f7a044109b860443ecaa4f8a37652b1b4423057 (patch) | |
tree | b5834ed9867213221a2636e0fa7e8da178749a76 /lib/strcasecmp.c | |
parent | 11fd62b0080ce376b26241bd789b7e7390befef6 (diff) | |
download | coreutils-0f7a044109b860443ecaa4f8a37652b1b4423057.tar.xz |
Remove from CVS, since the bootstrap script generates them automatically.
Diffstat (limited to 'lib/strcasecmp.c')
-rw-r--r-- | lib/strcasecmp.c | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/lib/strcasecmp.c b/lib/strcasecmp.c deleted file mode 100644 index c1bac0a5a..000000000 --- a/lib/strcasecmp.c +++ /dev/null @@ -1,105 +0,0 @@ -/* Case-insensitive string comparison function. - Copyright (C) 1998, 1999, 2005 Free Software Foundation, Inc. - Written by Bruno Haible <bruno@clisp.org>, 2005, - based on earlier glibc code. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software Foundation, - Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -/* Specification. */ -#include "strcase.h" - -#include <ctype.h> -#include <limits.h> - -#if HAVE_MBRTOWC -# include "mbuiter.h" -#endif - -#define TOLOWER(Ch) (isupper (Ch) ? tolower (Ch) : (Ch)) - -/* Compare strings S1 and S2, ignoring case, returning less than, equal to or - greater than zero if S1 is lexicographically less than, equal to or greater - than S2. - Note: This function may, in multibyte locales, return 0 for strings of - different lengths! */ -int -strcasecmp (const char *s1, const char *s2) -{ - if (s1 == s2) - return 0; - - /* Be careful not to look at the entire extent of s1 or s2 until needed. - This is useful because when two strings differ, the difference is - most often already in the very few first characters. */ -#if HAVE_MBRTOWC - if (MB_CUR_MAX > 1) - { - mbui_iterator_t iter1; - mbui_iterator_t iter2; - - mbui_init (iter1, s1); - mbui_init (iter2, s2); - - while (mbui_avail (iter1) && mbui_avail (iter2)) - { - int cmp = mb_casecmp (mbui_cur (iter1), mbui_cur (iter2)); - - if (cmp != 0) - return cmp; - - mbui_advance (iter1); - mbui_advance (iter2); - } - if (mbui_avail (iter1)) - /* s2 terminated before s1. */ - return 1; - if (mbui_avail (iter2)) - /* s1 terminated before s2. */ - return -1; - return 0; - } - else -#endif - { - const unsigned char *p1 = (const unsigned char *) s1; - const unsigned char *p2 = (const unsigned char *) s2; - unsigned char c1, c2; - - do - { - c1 = TOLOWER (*p1); - c2 = TOLOWER (*p2); - - if (c1 == '\0') - break; - - ++p1; - ++p2; - } - while (c1 == c2); - - if (UCHAR_MAX <= INT_MAX) - return c1 - c2; - else - /* On machines where 'char' and 'int' are types of the same size, the - difference of two 'unsigned char' values - including the sign bit - - doesn't fit in an 'int'. */ - return (c1 > c2 ? 1 : c1 < c2 ? -1 : 0); - } -} |