mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-11-25 07:28:20 +00:00
57 lines
2.0 KiB
C
57 lines
2.0 KiB
C
/* Case-insensitive string comparison functions in C locale.
|
|
Copyright (C) 1995-1996, 2001, 2003, 2005, 2009-2023 Free Software
|
|
Foundation, Inc.
|
|
|
|
This file is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as
|
|
published by the Free Software Foundation; either version 2.1 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This file 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 Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef C_STRCASE_H
|
|
#define C_STRCASE_H
|
|
|
|
#include <stddef.h>
|
|
|
|
|
|
/* The functions defined in this file assume the "C" locale and a character
|
|
set without diacritics (ASCII-US or EBCDIC-US or something like that).
|
|
Even if the "C" locale on a particular system is an extension of the ASCII
|
|
character set (like on BeOS, where it is UTF-8, or on AmigaOS, where it
|
|
is ISO-8859-1), the functions in this file recognize only the ASCII
|
|
characters. More precisely, one of the string arguments must be an ASCII
|
|
string; the other one can also contain non-ASCII characters (but then
|
|
the comparison result will be nonzero). */
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
|
|
/* 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. */
|
|
extern int c_strcasecmp (const char *s1, const char *s2) _GL_ATTRIBUTE_PURE;
|
|
|
|
/* Compare no more than N characters of 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. */
|
|
extern int c_strncasecmp (const char *s1, const char *s2, size_t n)
|
|
_GL_ATTRIBUTE_PURE;
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
|
|
#endif /* C_STRCASE_H */
|