1 /*- 2 * Copyright (c) 1989 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #ifndef lint 35 static char sccsid[] = "@(#)compare.c 5.7 (Berkeley) 5/25/90"; 36 #endif /* not lint */ 37 38 #include <sys/param.h> 39 #include <sys/stat.h> 40 #include <fts.h> 41 #include <errno.h> 42 #include <stdio.h> 43 #include <time.h> 44 #include "mtree.h" 45 46 #define LABEL \ 47 if (!label++) \ 48 (void)printf("%s: ", RP(p)); \ 49 50 compare(name, s, p) 51 char *name; 52 register NODE *s; 53 register FTSENT *p; 54 { 55 extern int exitval, uflag; 56 int label; 57 char *ftype(), *inotype(), *rlink(); 58 59 label = 0; 60 switch(s->type) { 61 case F_BLOCK: 62 if (!S_ISBLK(p->fts_statb.st_mode)) 63 goto typeerr; 64 break; 65 case F_CHAR: 66 if (!S_ISCHR(p->fts_statb.st_mode)) 67 goto typeerr; 68 break; 69 case F_DIR: 70 if (!S_ISDIR(p->fts_statb.st_mode)) 71 goto typeerr; 72 break; 73 case F_FIFO: 74 if (!S_ISFIFO(p->fts_statb.st_mode)) 75 goto typeerr; 76 break; 77 case F_FILE: 78 if (!S_ISREG(p->fts_statb.st_mode)) 79 goto typeerr; 80 break; 81 case F_LINK: 82 if (!S_ISLNK(p->fts_statb.st_mode)) 83 goto typeerr; 84 break; 85 case F_SOCK: 86 if (!S_ISFIFO(p->fts_statb.st_mode)) { 87 typeerr: LABEL; 88 (void)printf("\n\ttype (%s, %s)", 89 ftype(s->type), inotype(p->fts_statb.st_mode)); 90 } 91 break; 92 } 93 if (s->flags & F_MODE && s->st_mode != (p->fts_statb.st_mode & MBITS)) { 94 LABEL; 95 (void)printf("\n\tpermissions (%#o, %#o%s", 96 s->st_mode, p->fts_statb.st_mode & MBITS, uflag ? "" : ")"); 97 if (uflag) 98 if (chmod(p->fts_accpath, s->st_mode)) 99 (void)printf(", not modified: %s)", 100 strerror(errno)); 101 else 102 (void)printf(", modified)"); 103 } 104 if (s->flags & F_OWNER && s->st_uid != p->fts_statb.st_uid) { 105 LABEL; 106 (void)printf("\n\towner (%u, %u%s", 107 s->st_uid, p->fts_statb.st_uid, uflag ? "" : ")"); 108 if (uflag) 109 if (chown(p->fts_accpath, s->st_uid, -1)) 110 (void)printf(", not modified: %s)", 111 strerror(errno)); 112 else 113 (void)printf(", modified)"); 114 } 115 if (s->flags & F_GROUP && s->st_gid != p->fts_statb.st_gid) { 116 LABEL; 117 (void)printf("\n\tgroup (%u, %u%s", 118 s->st_gid, p->fts_statb.st_gid, uflag ? "" : ")"); 119 if (uflag) 120 if (chown(p->fts_accpath, -1, s->st_gid)) 121 (void)printf(", not modified: %s)", 122 strerror(errno)); 123 else 124 (void)printf(", modified)"); 125 } 126 if (s->flags & F_NLINK && s->type != F_DIR && 127 s->st_nlink != p->fts_statb.st_nlink) { 128 LABEL; 129 (void)printf("\n\tlink count (%u, %u)", 130 s->st_nlink, p->fts_statb.st_nlink); 131 } 132 if (s->flags & F_SIZE && s->st_size != p->fts_statb.st_size) { 133 LABEL; 134 (void)printf("\n\tsize (%ld, %ld)", 135 s->st_size, p->fts_statb.st_size); 136 } 137 if (s->flags & F_SLINK) { 138 char *cp; 139 140 if (strcmp(cp = rlink(name), s->slink)) { 141 LABEL; 142 (void)printf("\n\tlink ref (%s, %s)", cp, s->slink); 143 } 144 } 145 if (s->flags & F_TIME && s->st_mtime != p->fts_statb.st_mtime) { 146 LABEL; 147 (void)printf("\n\tmodification time (%.24s, ", 148 ctime(&s->st_mtime)); 149 (void)printf("%.24s)", ctime(&p->fts_statb.st_mtime)); 150 } 151 if (label) { 152 exitval = 2; 153 putchar('\n'); 154 } 155 } 156 157 char * 158 inotype(type) 159 mode_t type; 160 { 161 switch(type & S_IFMT) { 162 case S_IFBLK: 163 return("block"); 164 case S_IFCHR: 165 return("char"); 166 case S_IFDIR: 167 return("dir"); 168 case S_IFREG: 169 return("file"); 170 case S_IFLNK: 171 return("link"); 172 case S_IFSOCK: 173 return("socket"); 174 default: 175 return("unknown"); 176 } 177 /* NOTREACHED */ 178 } 179 180 char * 181 ftype(type) 182 u_int type; 183 { 184 switch(type) { 185 case F_BLOCK: 186 return("block"); 187 case F_CHAR: 188 return("char"); 189 case F_DIR: 190 return("dir"); 191 case F_FIFO: 192 return("fifo"); 193 case F_FILE: 194 return("file"); 195 case F_LINK: 196 return("link"); 197 case F_SOCK: 198 return("socket"); 199 default: 200 return("unknown"); 201 } 202 /* NOTREACHED */ 203 } 204 205 char * 206 rlink(name) 207 char *name; 208 { 209 register int len; 210 static char lbuf[MAXPATHLEN]; 211 212 len = readlink(name, lbuf, sizeof(lbuf)); 213 if (len == -1) { 214 (void)fprintf(stderr, "mtree: %s: %s.\n", 215 name, strerror(errno)); 216 exit(1); 217 } 218 lbuf[len] = '\0'; 219 return(lbuf); 220 } 221