1 /*********************************************************************** 2 * * 3 * This software is part of the ast package * 4 * Copyright (c) 1985-2007 AT&T Knowledge Ventures * 5 * and is licensed under the * 6 * Common Public License, Version 1.0 * 7 * by AT&T Knowledge Ventures * 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_rmdir 27 28 NoN(rmdir) 29 30 #else 31 32 #include <ls.h> 33 #include <error.h> 34 35 int 36 rmdir(const char* path) 37 { 38 register int n; 39 struct stat st; 40 char* av[3]; 41 42 static char* cmd[] = { "/bin/rmdir", "/usr/5bin/rmdir", 0 }; 43 44 if (stat(path, &st) < 0) return(-1); 45 if (!S_ISDIR(st.st_mode)) 46 { 47 errno = ENOTDIR; 48 return(-1); 49 } 50 av[0] = "rmdir"; 51 av[1] = path; 52 av[2] = 0; 53 for (n = 0; n < elementsof(cmd); n++) 54 if (procclose(procopen(cmd[n], av, NiL, NiL, 0)) != -1) 55 break; 56 n = errno; 57 if (access(path, F_OK) < 0) 58 { 59 errno = n; 60 return(0); 61 } 62 errno = EPERM; 63 return(-1); 64 } 65 66 #endif 67