1 .\" Copyright (c) Bruno Haible <haible@clisp.cons.org>
3 .\" %%%LICENSE_START(GPLv2+_DOC_ONEPARA)
4 .\" This is free documentation; you can redistribute it and/or
5 .\" modify it under the terms of the GNU General Public License as
6 .\" published by the Free Software Foundation; either version 2 of
7 .\" the License, or (at your option) any later version.
10 .\" References consulted:
11 .\" GNU glibc-2 source code and manual
12 .\" Dinkumware C library reference http://www.dinkumware.com/
13 .\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html
15 .TH WCSNCASECMP 3 2016-03-15 "GNU" "Linux Programmer's Manual"
17 wcsncasecmp \- compare two fixed-size wide-character strings, ignoring case
22 .BI "int wcsncasecmp(const wchar_t *" s1 ", const wchar_t *" s2 ", size_t " n );
26 Feature Test Macro Requirements for glibc (see
27 .BR feature_test_macros (7)):
36 _POSIX_C_SOURCE\ >=\ 200809L
46 function is the wide-character equivalent of the
49 It compares the wide-character string pointed to
52 and the wide-character string
57 wide characters from each string, ignoring case differences
64 if the wide-character strings at
68 truncated to at most length
71 for case distinctions.
72 It returns a positive integer if truncated
75 greater than truncated
78 It returns a negative integer
81 is smaller than truncated
87 function is provided in glibc since version 2.1.
89 For an explanation of the terms used in this section, see
95 Interface Attribute Value
98 T} Thread safety MT-Safe locale
102 This function is not specified in POSIX.1-2001,
103 and is not widely available on other systems.