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29 * @(#)stat_flags.c 8.1 (Berkeley) 5/31/93
30 * $FreeBSD: src/lib/libc/gen/strtofflags.c,v 1.18.2.1 2000/06/28 01:52:24 joe Exp $
31 * $DragonFly: src/lib/libc/gen/strtofflags.c,v 1.5 2008/06/02 20:17:07 dillon Exp $
34 #include <sys/types.h>
47 /* shorter names per flag first, all prefixed by "no" */
48 { "nosappnd", SF_APPEND, 0 },
49 { "nosappend", SF_APPEND, 0 },
50 { "noarch", SF_ARCHIVED, 0 },
51 { "noarchived", SF_ARCHIVED, 0 },
52 { "noschg", SF_IMMUTABLE, 0 },
53 { "noschange", SF_IMMUTABLE, 0 },
55 { "noshistory", SF_NOHISTORY, 1 },
57 { "nosimmutable", SF_IMMUTABLE, 0 },
58 { "nosunlnk", SF_NOUNLINK, 1 },
59 { "nosunlink", SF_NOUNLINK, 1 },
60 { "nouappnd", UF_APPEND, 0 },
61 { "nouappend", UF_APPEND, 0 },
62 { "nouchg", UF_IMMUTABLE, 0 },
63 { "nouchange", UF_IMMUTABLE, 0 },
64 { "nouimmutable", UF_IMMUTABLE, 0 },
65 { "nodump", UF_NODUMP, 1 },
66 { "noopaque", UF_OPAQUE, 0 },
68 { "nouhistory", UF_NOHISTORY, 1 },
69 { "nohistory", UF_NOHISTORY, 1 },
71 { "nouunlnk", UF_NOUNLINK, 1 },
72 { "nouunlink", UF_NOUNLINK, 1 },
74 { "nocache", UF_CACHE, 0 },
75 { "noucache", UF_CACHE, 0 },
76 { "noscache", SF_NOCACHE, 1 },
79 { "noxlink", UF_XLINK, 0 },
80 { "nouxlink", UF_XLINK, 0 },
81 { "nosxlink", SF_XLINK, 0 },
84 #define longestflaglen 12
85 #define nmappings (sizeof(mapping) / sizeof(mapping[0]))
89 * Convert file flags to a comma-separated string. If no flags
90 * are set, return the empty string.
93 fflagstostr(u_long flags)
101 if ((string = (char *)malloc(nmappings * (longestflaglen + 1))) == NULL)
106 for (i = 0; i < nmappings; i++) {
107 if (setflags & mapping[i].flag) {
110 for (sp = mapping[i].invert ? mapping[i].name :
111 mapping[i].name + 2; *sp; *dp++ = *sp++) ;
112 setflags &= ~mapping[i].flag;
121 * Take string of arguments and return file flags. Return 0 on
122 * success, 1 on failure. On failure, stringp is set to point
123 * to the offending token.
126 strtofflags(char **stringp, u_long *setp, u_long *clrp)
136 while ((p = strsep(&string, "\t ,")) != NULL) {
140 for (i = 0; i < nmappings; i++) {
141 if (strcmp(p, mapping[i].name + 2) == 0) {
142 if (mapping[i].invert) {
144 *clrp |= mapping[i].flag;
147 *setp |= mapping[i].flag;
150 } else if (strcmp(p, mapping[i].name) == 0) {
151 if (mapping[i].invert) {
153 *setp |= mapping[i].flag;
156 *clrp |= mapping[i].flag;