wcscasecmp.c File Reference

For systems lacking wcscasecmp() More...

#include "config.h"
#include <wchar.h>
#include <wctype.h>

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Functions
int	wcscasecmp (const wchar_t *a, const wchar_t *b)
	Compare two wide-character strings, ignoring case.

Detailed Description

For systems lacking wcscasecmp()

Authors

• Rocco Rutte

Copyright

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 of the License, 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, see http://www.gnu.org/licenses/.

Definition in file wcscasecmp.c.

Function Documentation

wcscasecmp()

int wcscasecmp	(	const wchar_t *	a,
		const wchar_t *	b )

Compare two wide-character strings, ignoring case.

Parameters

a	First string
b	Second string

Return values

-1	a precedes b
0	a and b are identical
1	b precedes a

Definition at line 41 of file wcscasecmp.c.

{
  if (!a && !b)
    return 0;
  if (!a && b)
    return -1;
  if (a && !b)
    return 1;
 
  for (; *a || *b; a++, b++)
  {
    int i = towlower(*a);
    if ((i - towlower(*b)) != 0)
      return i;
  }
  return 0;
}

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