1 /* 2 * Copyright (c) 1989, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #ifndef lint 9 static char copyright[] = 10 "@(#) Copyright (c) 1989, 1993, 1994\n\ 11 The Regents of the University of California. All rights reserved.\n"; 12 #endif /* not lint */ 13 14 #ifndef lint 15 static char sccsid[] = "@(#)chmod.c 8.3 (Berkeley) 03/25/94"; 16 #endif /* not lint */ 17 18 #include <sys/types.h> 19 #include <sys/stat.h> 20 21 #include <err.h> 22 #include <errno.h> 23 #include <fts.h> 24 #include <stdio.h> 25 #include <stdlib.h> 26 #include <string.h> 27 #include <unistd.h> 28 29 void usage __P((void)); 30 31 int 32 main(argc, argv) 33 int argc; 34 char *argv[]; 35 { 36 register FTS *ftsp; 37 register FTSENT *p; 38 register int oct, omode; 39 mode_t *set; 40 int ch, fflag, rflag, hflag, Hflag; 41 int fts_options, retval; 42 char *ep, *mode; 43 44 fts_options = FTS_PHYSICAL; 45 fflag = rflag = hflag = Hflag = 0; 46 while ((ch = getopt(argc, argv, "HRXfghorstuwx")) != EOF) 47 switch (ch) { 48 case 'H': 49 Hflag = 1; 50 fts_options |= FTS_COMFOLLOW; 51 break; 52 case 'R': 53 rflag = 1; 54 break; 55 case 'f': /* XXX: no longer documented. */ 56 fflag = 1; 57 break; 58 case 'h': 59 hflag = 1; 60 fts_options &= ~FTS_PHYSICAL; 61 fts_options |= FTS_LOGICAL; 62 break; 63 /* 64 * XXX 65 * "-[rwx]" are valid mode commands. If they are the entire 66 * argument, getopt has moved past them, so decrement optind. 67 * Regardless, we're done argument processing. 68 */ 69 case 'g': case 'o': case 'r': case 's': 70 case 't': case 'u': case 'w': case 'X': case 'x': 71 if (argv[optind - 1][0] == '-' && 72 argv[optind - 1][1] == ch && 73 argv[optind - 1][2] == '\0') 74 --optind; 75 goto done; 76 case '?': 77 default: 78 usage(); 79 } 80 done: argv += optind; 81 argc -= optind; 82 83 if (argc < 2) 84 usage(); 85 86 mode = *argv; 87 if (*mode >= '0' && *mode <= '7') { 88 omode = (int)strtol(mode, &ep, 8); 89 if (omode < 0 || *ep) 90 errx(1, "invalid file mode: %s", mode); 91 oct = 1; 92 } else { 93 if ((set = setmode(mode)) == NULL) 94 errx(1, "invalid file mode: %s", mode); 95 oct = 0; 96 } 97 98 retval = 0; 99 if ((ftsp = fts_open(++argv, fts_options, 0)) == NULL) 100 err(1, ""); 101 while ((p = fts_read(ftsp)) != NULL) 102 switch (p->fts_info) { 103 case FTS_D: 104 if (!rflag) 105 fts_set(ftsp, p, FTS_SKIP); 106 case FTS_SL: 107 case FTS_SLNONE: 108 break; 109 case FTS_DNR: 110 case FTS_ERR: 111 case FTS_NS: 112 err(1, "%s", p->fts_path); 113 default: 114 if (p->fts_info == FTS_SL && !(hflag || 115 (Hflag && p->fts_level == FTS_ROOTLEVEL))) 116 continue; 117 if (chmod(p->fts_accpath, oct ? omode : 118 getmode(set, p->fts_statp->st_mode)) && !fflag) { 119 warn(p->fts_path); 120 retval = 1; 121 } 122 break; 123 } 124 exit(retval); 125 } 126 127 void 128 usage() 129 { 130 (void)fprintf(stderr, "usage: chmod [-HRh] mode file ...\n"); 131 exit(1); 132 } 133