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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
/*
* Glenn Fowler
* AT&T Bell Laboratories
*
* single dir support for pathaccess()
*/
#include <ast.h>
char*
pathcat(char* path, register const char* dirs, int sep, const char* a, register const char* b)
{
register char* s;
s = path;
while (*dirs && *dirs != sep)
*s++ = *dirs++;
if (s != path)
*s++ = '/';
if (a)
{
while (*s = *a++)
s++;
if (b)
*s++ = '/';
}
else if (!b)
b = ".";
if (b)
while (*s++ = *b++);
return *dirs ? (char*)++dirs : 0;
}
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