1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1985-2010 AT&T Intellectual Property * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Intellectual Property * 8 * * 9 * A copy of the License is available at * 10 * http://www.opensource.org/licenses/cpl1.0.txt * 11 * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 12 * * 13 * Information and Software Systems Research * 14 * AT&T Research * 15 * Florham Park NJ * 16 * * 17 * Glenn Fowler <gsf@research.att.com> * 18 * David Korn <dgk@research.att.com> * 19 * Phong Vo <kpv@research.att.com> * 20 * * 21 ***********************************************************************/ 22 #pragma prototyped 23 24 #include <ast.h> 25 26 #if _lib_link 27 28 NoN(link) 29 30 #else 31 32 #include <error.h> 33 34 #ifndef ENOSYS 35 #define ENOSYS EINVAL 36 #endif 37 38 int 39 link(const char* from, const char* to) 40 { 41 NoP(from); 42 NoP(to); 43 errno = ENOSYS; 44 return -1; 45 } 46 47 #endif 48