49d1a4c562
also start prefering NtDll API. so far: * NtQueryInformationFile * NtClose adds a performance workaround for windows unicode conversion. but that should probably be removed before merging
57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
/**
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* This file has no copyright assigned and is placed in the Public Domain.
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* This file is part of the mingw-w64 runtime package.
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* No warranty is given; refer to the file DISCLAIMER.PD within this package.
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*/
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/* This source code was extracted from the Q8 package created and placed
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in the PUBLIC DOMAIN by Doug Gwyn <gwyn@arl.mil>
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last edit: 1999/11/05 gwyn@arl.mil
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Implements subclause 7.24 of ISO/IEC 9899:1999 (E).
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It supports an encoding where all char codes are mapped
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to the *same* code values within a wchar_t or wint_t,
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so long as no other wchar_t codes are used by the program.
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*/
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#define __CRT__NO_INLINE
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#include <wchar.h>
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#if 0
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int
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wmemcmp(s1, s2, n)
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register const wchar_t *s1;
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register const wchar_t *s2;
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size_t n;
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{
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if ( n == 0 || s1 == s2 )
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return 0; /* even for NULL pointers */
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if ( (s1 != NULL) != (s2 != NULL) )
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return s2 == NULL ? 1 : -1; /* robust */
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for ( ; n > 0; ++s1, ++s2, --n )
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if ( *s1 != *s2 )
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return *s1 - *s2;
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return 0;
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}
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#endif
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int __cdecl wmemcmp(const wchar_t *_S1,const wchar_t *_S2,size_t _N)
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{
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if (_N == 0 || _S1 == _S2)
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return 0; /* even for NULL pointers */
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if ((_S1 != NULL) != (_S2 != NULL))
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return _S2 == NULL ? 1 : -1; /* robust */
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for ( ; 0 < _N; ++_S1, ++_S2, --_N)
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if (*_S1 != *_S2)
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return (*_S1 < *_S2 ? -1 : +1);
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return 0;
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}
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