14887Schin /*********************************************************************** 24887Schin * * 34887Schin * This software is part of the ast package * 4*12068SRoger.Faulkner@Oracle.COM * Copyright (c) 1985-2010 AT&T Intellectual Property * 54887Schin * and is licensed under the * 64887Schin * Common Public License, Version 1.0 * 78462SApril.Chin@Sun.COM * by AT&T Intellectual Property * 84887Schin * * 94887Schin * A copy of the License is available at * 104887Schin * http://www.opensource.org/licenses/cpl1.0.txt * 114887Schin * (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9) * 124887Schin * * 134887Schin * Information and Software Systems Research * 144887Schin * AT&T Research * 154887Schin * Florham Park NJ * 164887Schin * * 174887Schin * Glenn Fowler <gsf@research.att.com> * 184887Schin * David Korn <dgk@research.att.com> * 194887Schin * Phong Vo <kpv@research.att.com> * 204887Schin * * 214887Schin ***********************************************************************/ 224887Schin #pragma prototyped 234887Schin /* 244887Schin * Glenn Fowler 254887Schin * AT&T Bell Laboratories 264887Schin * 274887Schin * single dir support for pathaccess() 284887Schin */ 294887Schin 304887Schin #include <ast.h> 314887Schin 324887Schin char* pathcat(char * path,register const char * dirs,int sep,const char * a,register const char * b)334887Schinpathcat(char* path, register const char* dirs, int sep, const char* a, register const char* b) 344887Schin { 354887Schin register char* s; 364887Schin 374887Schin s = path; 384887Schin while (*dirs && *dirs != sep) 394887Schin *s++ = *dirs++; 404887Schin if (s != path) 414887Schin *s++ = '/'; 424887Schin if (a) 434887Schin { 444887Schin while (*s = *a++) 454887Schin s++; 464887Schin if (b) 474887Schin *s++ = '/'; 484887Schin } 494887Schin else if (!b) 504887Schin b = "."; 514887Schin if (b) 524887Schin while (*s++ = *b++); 534887Schin return *dirs ? (char*)++dirs : 0; 544887Schin } 55