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 * realpath implementation 25 */ 26 27 #define realpath ______realpath 28 #define resolvepath ______resolvepath 29 30 #include <ast.h> 31 32 #undef realpath 33 #undef resolvepath 34 35 #undef _def_map_ast 36 #include <ast_map.h> 37 38 extern int resolvepath(const char*, char*, size_t); 39 40 #if defined(__EXPORT__) 41 #define extern __EXPORT__ 42 #endif 43 44 extern char* realpath(const char * file,char * path)45realpath(const char* file, char* path) 46 { 47 return resolvepath(file, path, PATH_MAX) > 0 ? path : (char*)0; 48 } 49