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Diffstat (limited to 'upstream/debian-unstable/man3/wcsncasecmp.3')
-rw-r--r-- | upstream/debian-unstable/man3/wcsncasecmp.3 | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/upstream/debian-unstable/man3/wcsncasecmp.3 b/upstream/debian-unstable/man3/wcsncasecmp.3 new file mode 100644 index 00000000..ad233b4d --- /dev/null +++ b/upstream/debian-unstable/man3/wcsncasecmp.3 @@ -0,0 +1,106 @@ +'\" t +.\" Copyright (c) Bruno Haible <haible@clisp.cons.org> +.\" +.\" SPDX-License-Identifier: GPL-2.0-or-later +.\" +.\" References consulted: +.\" GNU glibc-2 source code and manual +.\" Dinkumware C library reference http://www.dinkumware.com/ +.\" OpenGroup's Single UNIX specification http://www.UNIX-systems.org/online.html +.\" +.TH wcsncasecmp 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +wcsncasecmp \- compare two fixed-size wide-character strings, ignoring case +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B #include <wchar.h> +.PP +.BI "int wcsncasecmp(const wchar_t " s1 [. n "], const wchar_t " s2 [. n "], s\ +ize_t " n ); +.fi +.PP +.RS -4 +Feature Test Macro Requirements for glibc (see +.BR feature_test_macros (7)): +.RE +.PP +.BR wcsncasecmp (): +.nf + Since glibc 2.10: + _POSIX_C_SOURCE >= 200809L + Before glibc 2.10: + _GNU_SOURCE +.fi +.SH DESCRIPTION +The +.BR wcsncasecmp () +function is the wide-character equivalent of the +.BR strncasecmp (3) +function. +It compares the wide-character string pointed to +by +.I s1 +and the wide-character string +pointed to by +.IR s2 , +but at most +.I n +wide characters from each string, ignoring case differences +.RB ( towupper (3), +.BR towlower (3)). +.SH RETURN VALUE +The +.BR wcsncasecmp () +function returns zero +if the wide-character strings at +.I s1 +and +.IR s2 , +truncated to at most length +.IR n , +are equal except +for case distinctions. +It returns a positive integer if truncated +.I s1 +is +greater than truncated +.IR s2 , +ignoring case. +It returns a negative integer +if truncated +.I s1 +is smaller than truncated +.IR s2 , +ignoring case. +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR wcsncasecmp () +T} Thread safety MT-Safe locale +.TE +.sp 1 +.SH STANDARDS +POSIX.1-2008. +.SH HISTORY +glibc 2.1. +.SH NOTES +The behavior of +.BR wcsncasecmp () +depends on the +.B LC_CTYPE +category of the +current locale. +.SH SEE ALSO +.BR strncasecmp (3), +.BR wcsncmp (3) |