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 * mode_t representation support 28 */ 29 30 #include "modelib.h" 31 32 /* 33 * convert internal mode to external 34 */ 35 36 #undef modex 37 38 int modex(register int i)39modex(register int i) 40 { 41 #if _S_IDPERM && _S_IDTYPE 42 return(i); 43 #else 44 register int x; 45 register int c; 46 47 x = 0; 48 #if _S_IDPERM 49 x |= (i & 07777); 50 #else 51 for (c = 0; c < PERMLEN; c++) 52 if (i & permmap[c++]) 53 x |= permmap[c]; 54 #endif 55 #if _S_IDTYPE 56 x |= (i & X_IFMT); 57 #else 58 if (S_ISREG(i)) x |= X_IFREG; 59 else if (S_ISDIR(i)) x |= X_IFDIR; 60 #ifdef S_ISLNK 61 else if (S_ISLNK(i)) x |= X_IFLNK; 62 #endif 63 else if (S_ISBLK(i)) x |= X_IFBLK; 64 else if (S_ISCHR(i)) x |= X_IFCHR; 65 #ifdef S_ISCTG 66 else if (S_ISCTG(i)) x |= X_IFCTG; 67 #endif 68 else if (S_ISFIFO(i)) x |= X_IFIFO; 69 #ifdef S_ISSOCK 70 else if (S_ISSOCK(i)) x |= X_IFSOCK; 71 #endif 72 #endif 73 return(x); 74 #endif 75 } 76