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