67 lines
2.7 KiB
C
67 lines
2.7 KiB
C
/*
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(C) Copyright 2001,2006,
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International Business Machines Corporation,
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Sony Computer Entertainment, Incorporated,
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Toshiba Corporation,
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the names of the copyright holders nor the names of their
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contributors may be used to endorse or promote products derived from this
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software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <spu_intrinsics.h>
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#include <stddef.h>
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#include <string.h>
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/* The strxfrm() function transforms the src string into a form such that
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* the result of strcmp() on two strings that have been transformed with
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* strxfrm() is the same as the result of strcoll() on the two strings
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* before their transformation. The first n characters of the transformed
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* string are placed in dest.
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*
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* The strxfrm() function returns the number of bytes required to store
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* the transformed string in dest excluding the terminating character
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* If the value returned is n or more, the contents of dest are indeterminate.
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*
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* Note: Since this library/function only supports a single locale, no
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* transformation is performed.
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*/
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size_t strxfrm(char * __restrict__ dest, const char * __restrict__ src, size_t n)
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{
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size_t len;
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len = strlen(src);
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/* Since the destination is indeterminant if n is less than of equal
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* to the string length, we skip performing the copy (altogether) in
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* this case.
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*/
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if (n > len) {
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(void)memcpy((void *)dest, (void *)src, n);
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}
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return (len);
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}
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