BizHawk/waterbox/libc/functions/wchar/wmemcmp.c

40 lines
777 B
C

/* wmemcmp( const wchar_t *, const wchar_t *, size_t )
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
*/
#include <wchar.h>
#ifndef REGTEST
int wmemcmp( const wchar_t * p1, const wchar_t * p2, size_t n )
{
while ( n-- )
{
if ( *p1 != *p2 )
{
return *p1 - *p2;
}
++p1;
++p2;
}
return 0;
}
#endif
#ifdef TEST
#include "_PDCLIB_test.h"
int main( void )
{
wchar_t const xxxxx[] = L"xxxxx";
TESTCASE( wmemcmp( wabcde, wabcdx, 5 ) < 0 );
TESTCASE( wmemcmp( wabcde, wabcdx, 4 ) == 0 );
TESTCASE( wmemcmp( wabcde, xxxxx, 0 ) == 0 );
TESTCASE( wmemcmp( xxxxx, wabcde, 1 ) > 0 );
return 0;
}
#endif