projects / thirdparty / man-pages.git / blame
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1 | .\" Copyright (c) Bruno Haible <haible@clisp.cons.org> |
| 2 | .\" | |
| 3 | .\" This is free documentation; you can redistribute it and/or | |
| 4 | .\" modify it under the terms of the GNU General Public License as | |
| 5 | .\" published by the Free Software Foundation; either version 2 of | |
| 6 | .\" the License, or (at your option) any later version. | |
| 7 | .\" | |
| 8 | .\" References consulted: | |
| 9 | .\" GNU glibc-2 source code and manual | |
| 10 | .\" Dinkumware C library reference http://www.dinkumware.com/ | |
| 11 | .\" OpenGroup's Single Unix specification http://www.UNIX-systems.org/online.html | |
| 12 | .\" | |
| 13 | .TH WCSCASECMP 3 1999-07-25 "GNU" "Linux Programmer's Manual" | |
| 14 | .SH NAME | |
| 15 | wcscasecmp \- compare two wide-character strings, ignoring case | |
| 16 | .SH SYNOPSIS | |
| 17 | .nf | |
| 18 | .B #include <wchar.h> | |
| 19 | .sp | |
| 20 | .BI "int wcscasecmp(const wchar_t *" s1 ", const wchar_t *" s2 ); | |
| 21 | .fi | |
| 22 | .SH DESCRIPTION | |
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23 | The |
| 24 | .BR wcscasecmp () | |
| 25 | function is the wide-character equivalent of the | |
| 26 | .BR strcasecmp (3) | |
| 27 | function. | |
| c13182ef | 28 | It compares the wide-character string pointed to |
| fea681da | 29 | by \fIs1\fP and the wide-character string pointed to by \fIs2\fP, ignoring |
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30 | case differences |
| 31 | .RB ( towupper (3), | |
| 32 | .BR towlower (3)). | |
| fea681da | 33 | .SH "RETURN VALUE" |
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34 | The |
| 35 | .BR wcscasecmp () | |
| 36 | function returns zero if the wide-character strings at | |
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37 | \fIs1\fP and \fIs2\fP are equal except for case distinctions. |
| 38 | It returns a | |
| 39 | positive integer if \fIs1\fP is greater than \fIs2\fP, ignoring case. | |
| 40 | It | |
| 41 | returns a negative integer if \fIs1\fP is smaller | |
| 42 | than \fIs2\fP, ignoring case. | |
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43 | .SH "CONFORMING TO" |
| 44 | This function is a GNU extension. | |
| fea681da | 45 | .SH NOTES |
| d9bfdb9c | 46 | The behavior of |
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47 | .BR wcscasecmp () |
| 48 | depends on the LC_CTYPE category of the | |
| fea681da | 49 | current locale. |
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50 | .SH "SEE ALSO" |
| 51 | .BR strcasecmp (3), | |
| 52 | .BR wcscmp (3) |