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/***********************************************************************
* *
* This software is part of the ast package *
* Copyright (c) 1985-2009 AT&T Intellectual Property *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Intellectual Property *
* *
* A copy of the License is available at *
* http://www.opensource.org/licenses/cpl1.0.txt *
* (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) *
* *
* Information and Software Systems Research *
* AT&T Research *
* Florham Park NJ *
* *
* Glenn Fowler <gsf@research.att.com> *
* David Korn <dgk@research.att.com> *
* Phong Vo <kpv@research.att.com> *
* *
***********************************************************************/
#pragma prototyped
#include <ast.h>
#if _lib_memchr
NoN(memchr)
#else
/*
* Return the ptr in sp at which the character c appears;
* 0 if not found in n chars; don't stop at \0.
*/
void*
memchr(const void* asp, register int c, size_t n)
{
register const char* sp = (char*)asp;
register const char* ep = sp + n;
while (sp < ep)
if (*sp++ == c)
return(--sp);
return(0);
}
#endif
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