01-12-2012
Typo in this line. Should be a space character after the [ character.
Also, this is an integer comparison. Is $y and integer?
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WCSNCMP(3) Linux Programmer's Manual WCSNCMP(3)
NAME
wcsncmp - compare two fixed-size wide-character strings
SYNOPSIS
#include <wchar.h>
int wcsncmp(const wchar_t *s1, const wchar_t *s2, size_t n);
DESCRIPTION
The wcsncmp() function is the wide-character equivalent of the strncmp(3) function. It compares the wide-character string pointed to by s1
and the wide-character string pointed to by s2, but at most n wide characters from each string. In each string, the comparison extends
only up to the first occurrence of a null wide character (L'