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 * Glenn Fowler 25 * AT&T Bell Laboratories 26 */ 27 28 #include "univlib.h" 29 30 /* 31 * create symbolic name from external representation text in buf 32 * the arg order matches link(2) 33 */ 34 35 int 36 pathsetlink(const char* buf, const char* name) 37 { 38 register char* t = (char*)buf; 39 #ifdef UNIV_MAX 40 register char* s = (char*)buf; 41 register char* v; 42 int n; 43 char tmp[PATH_MAX]; 44 45 while (*s) 46 { 47 if (*s++ == univ_cond[0] && !strncmp(s - 1, univ_cond, univ_size)) 48 { 49 s--; 50 t = tmp; 51 for (n = 0; n < UNIV_MAX; n++) 52 if (*univ_name[n]) 53 { 54 *t++ = ' '; 55 #ifdef ATT_UNIV 56 *t++ = '1' + n; 57 *t++ = ':'; 58 #else 59 for (v = univ_name[n]; *t = *v++; t++); 60 *t++ = '%'; 61 #endif 62 for (v = (char*)buf; v < s; *t++ = *v++); 63 for (v = univ_name[n]; *t = *v++; t++); 64 for (v = s + univ_size; *t = *v++; t++); 65 } 66 t = tmp; 67 break; 68 } 69 } 70 #endif 71 return(symlink(t, name)); 72 } 73