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dc986658 | 1 | /* |
dde011f0 | 2 | * Copyright (c) 1992 The Regents of the University of California. |
dc986658 KM |
3 | * All rights reserved. |
4 | * | |
5 | * %sccs.include.redist.c% | |
6 | */ | |
7 | ||
8 | #ifndef lint | |
9 | char copyright[] = | |
dde011f0 | 10 | "@(#) Copyright (c) 1992 The Regents of the University of California.\n\ |
dc986658 KM |
11 | All rights reserved.\n"; |
12 | #endif /* not lint */ | |
13 | ||
14 | #ifndef lint | |
66375d53 | 15 | static char sccsid[] = "@(#)chflags.c 5.3 (Berkeley) %G%"; |
dc986658 KM |
16 | #endif /* not lint */ |
17 | ||
18 | #include <sys/types.h> | |
19 | #include <sys/stat.h> | |
dde011f0 | 20 | #include <errno.h> |
dc986658 | 21 | #include <fts.h> |
dde011f0 | 22 | #include <unistd.h> |
dc986658 | 23 | #include <stdio.h> |
dde011f0 | 24 | #include <stdlib.h> |
dc986658 KM |
25 | #include <string.h> |
26 | ||
dde011f0 KB |
27 | typedef struct cmdset { |
28 | long clrbits; | |
29 | long setbits; | |
30 | } CMDS; | |
31 | CMDS cmds; | |
dc986658 KM |
32 | int retval; |
33 | ||
dde011f0 KB |
34 | void err __P((const char *, ...)); |
35 | void error __P((char *)); | |
36 | int getflags __P((CMDS *, int)); | |
37 | void *setflags __P((char *)); | |
38 | void usage __P((void)); | |
39 | ||
40 | int | |
dc986658 KM |
41 | main(argc, argv) |
42 | int argc; | |
dde011f0 | 43 | char *argv[]; |
dc986658 | 44 | { |
66375d53 | 45 | register FTS *ftsp; |
dc986658 | 46 | register FTSENT *p; |
dde011f0 KB |
47 | register long oflags; |
48 | register int oct; | |
dc986658 | 49 | register char *flags; |
dc986658 | 50 | struct stat sb; |
dde011f0 | 51 | void *set; |
66375d53 | 52 | int ch, rflag, hflag, Hflag; |
dde011f0 | 53 | char *ep; |
66375d53 | 54 | int fts_options; |
dc986658 | 55 | |
66375d53 EA |
56 | rflag = hflag = Hflag = 0; |
57 | fts_options = FTS_PHYSICAL; | |
58 | while ((ch = getopt(argc, argv, "HRh")) != EOF) | |
dc986658 | 59 | switch((char)ch) { |
66375d53 EA |
60 | case 'H': |
61 | Hflag = 1; | |
62 | fts_options |= FTS_COMFOLLOW; | |
63 | break; | |
dc986658 KM |
64 | case 'R': |
65 | rflag = 1; | |
66 | break; | |
66375d53 EA |
67 | case 'h': |
68 | hflag = 1; | |
69 | fts_options &= ~FTS_PHYSICAL; | |
70 | fts_options |= FTS_LOGICAL; | |
71 | break; | |
72 | case '?': | |
dc986658 KM |
73 | default: |
74 | usage(); | |
75 | } | |
76 | argv += optind; | |
77 | argc -= optind; | |
78 | ||
79 | if (argc < 2) | |
80 | usage(); | |
81 | ||
82 | flags = *argv; | |
83 | if (*flags >= '0' && *flags <= '7') { | |
dde011f0 KB |
84 | oflags = (int)strtol(flags, &ep, 8); |
85 | if (oflags < 0 || *ep) | |
86 | err("invalid flags: %s", flags); | |
87 | oct = 1; | |
dc986658 | 88 | } else { |
dde011f0 KB |
89 | if ((set = setflags(flags)) == NULL) |
90 | err("invalid flags: %s", flags); | |
dc986658 KM |
91 | oct = 0; |
92 | } | |
93 | ||
94 | retval = 0; | |
66375d53 EA |
95 | if (oct) |
96 | fts_options |= FTS_NOSTAT; | |
97 | if (!(ftsp = fts_open(++argv, fts_options , 0))) | |
98 | err("%s", strerror(errno)); | |
99 | while (p = fts_read(ftsp)) | |
100 | switch(p->fts_info) { | |
101 | case FTS_D: | |
102 | if (!rflag) | |
103 | fts_set(ftsp, p, FTS_SKIP); | |
104 | break; | |
105 | case FTS_DNR: | |
106 | case FTS_ERR: | |
107 | case FTS_NS: | |
108 | err("%s: %s", p->fts_path, strerror(errno)); | |
109 | default: | |
110 | if (p->fts_info == FTS_SL && | |
111 | !(hflag || | |
112 | (Hflag && p->fts_level == FTS_ROOTLEVEL))) | |
113 | continue; | |
114 | if (chflags(p->fts_accpath, oct ? oflags : | |
115 | getflags(set, p->fts_statp->st_flags))) | |
116 | error(p->fts_path); | |
117 | break; | |
118 | } | |
dc986658 KM |
119 | exit(retval); |
120 | } | |
121 | ||
dc986658 KM |
122 | /* |
123 | * These are analogous to the setmode/getmode routines in the C library. | |
124 | */ | |
dc986658 KM |
125 | void * |
126 | setflags(cp) | |
127 | char *cp; | |
128 | { | |
dde011f0 | 129 | register CMDS *fset; |
dc986658 KM |
130 | register char *arg; |
131 | ||
132 | fset = &cmds; | |
133 | fset->clrbits = 0; | |
134 | fset->setbits = 0; | |
135 | while (cp) { | |
136 | while ((arg = strsep(&cp, ",")) != NULL && *arg == '\0') | |
137 | /* void */; | |
138 | if (!strcasecmp(arg, "dump")) | |
139 | fset->clrbits |= NODUMP; | |
140 | else if (!strcasecmp(arg, "nodump")) | |
141 | fset->setbits |= NODUMP; | |
142 | else | |
143 | return (NULL); | |
144 | } | |
145 | return (fset); | |
146 | } | |
147 | ||
dde011f0 | 148 | int |
dc986658 | 149 | getflags(fset, oflags) |
dde011f0 | 150 | register CMDS *fset; |
dc986658 KM |
151 | register int oflags; |
152 | { | |
153 | ||
154 | oflags &= ~fset->clrbits; | |
155 | oflags |= fset->setbits; | |
156 | return (oflags); | |
157 | } | |
dde011f0 KB |
158 | |
159 | #if __STDC__ | |
160 | #include <stdarg.h> | |
161 | #else | |
162 | #include <varargs.h> | |
163 | #endif | |
164 | ||
165 | void | |
166 | #if __STDC__ | |
167 | err(const char *fmt, ...) | |
168 | #else | |
169 | err(fmt, va_alist) | |
170 | char *fmt; | |
171 | va_dcl | |
172 | #endif | |
173 | { | |
174 | va_list ap; | |
175 | #if __STDC__ | |
176 | va_start(ap, fmt); | |
177 | #else | |
178 | va_start(ap); | |
179 | #endif | |
180 | (void)fprintf(stderr, "chflags: "); | |
181 | (void)vfprintf(stderr, fmt, ap); | |
182 | va_end(ap); | |
183 | (void)fprintf(stderr, "\n"); | |
184 | exit(1); | |
185 | /* NOTREACHED */ | |
186 | } | |
187 | ||
188 | void | |
189 | error(name) | |
190 | char *name; | |
191 | { | |
192 | (void)fprintf(stderr, "chflags: %s: %s.\n", name, strerror(errno)); | |
193 | retval = 1; | |
194 | } | |
195 | ||
196 | void | |
197 | usage() | |
198 | { | |
66375d53 | 199 | (void)fprintf(stderr, "usage: chflags [-HRh] flags file ...\n"); |
dde011f0 KB |
200 | exit(1); |
201 | } |