Annotation of src/usr.bin/rdist/distopt.c, Revision 1.2
1.1 dm 1: /*
2: * Copyright (c) 1983 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 RCSid[] =
1.2 ! dm 36: "$Id: distopt.c,v 6.10 1996/01/30 01:52:07 mcooper Exp $";
1.1 dm 37:
38: static char sccsid[] = "@(#)distopt.c";
39:
40: static char copyright[] =
41: "@(#) Copyright (c) 1983 Regents of the University of California.\n\
42: All rights reserved.\n";
43: #endif /* !lint */
44:
45: /*
46: * Dist Option functions
47: */
48:
49: #include "defs.h"
50:
51: /*
52: * Distfile Option Information
53: */
54: DISTOPTINFO distoptinfo[] = {
55: { DO_CHKNFS, "chknfs" },
56: { DO_CHKREADONLY, "chkreadonly" },
57: { DO_CHKSYM, "chksym" },
58: { DO_COMPARE, "compare" },
59: { DO_FOLLOW, "follow" },
60: { DO_IGNLNKS, "ignlnks" },
61: { DO_NOCHKGROUP, "nochkgroup" },
62: { DO_NOCHKMODE, "nochkmode" },
63: { DO_NOCHKOWNER, "nochkowner" },
64: { DO_NODESCEND, "nodescend" },
65: { DO_NOEXEC, "noexec" },
66: { DO_NUMCHKGROUP, "numchkgroup" },
67: { DO_NUMCHKOWNER, "numchkowner" },
68: { DO_QUIET, "quiet" },
69: { DO_REMOVE, "remove" },
70: { DO_SAVETARGETS, "savetargets" },
1.2 ! dm 71: { DO_SPARSE, "sparse" },
1.1 dm 72: { DO_VERIFY, "verify" },
73: { DO_WHOLE, "whole" },
74: { DO_YOUNGER, "younger" },
75: { 0 },
76: };
77:
78: /*
79: * Get a Distfile Option entry named "name".
80: */
81: extern DISTOPTINFO *getdistopt(name)
82: char *name;
83: {
84: register int i;
85:
86: for (i = 0; distoptinfo[i].do_name; ++i)
87: if (strcasecmp(name, distoptinfo[i].do_name) == 0)
88: return(&distoptinfo[i]);
89:
90: return((DISTOPTINFO *) NULL);
91: }
92:
93: /*
94: * Parse a dist option string. Set option flags to optptr.
95: * If doerrs is true, print out own error message. Returns
96: * 0 on success.
97: */
98: extern int parsedistopts(str, optptr, doerrs)
99: char *str;
100: opt_t *optptr;
101: int doerrs;
102: {
103: register char *string, *optstr;
104: DISTOPTINFO *distopt;
105: int negate;
106:
107: /* strtok() is harmful */
108: string = strdup(str);
109:
110: for (optstr = strtok(string, ","); optstr;
111: optstr = strtok((char *) NULL, ",")) {
112: if (strncasecmp(optstr, "no", 2) == 0)
113: negate = TRUE;
114: else
115: negate = FALSE;
116:
117: /*
118: * Try looking up option name. If that fails
119: * and the option starts with "no", strip "no"
120: * from option and retry lookup.
121: */
122: if (distopt = getdistopt(optstr)) {
123: FLAG_ON(*optptr, distopt->do_value);
124: continue;
125: }
126: if (negate && (distopt = getdistopt(optstr+2))) {
127: FLAG_OFF(*optptr, distopt->do_value);
128: continue;
129: }
130: if (doerrs)
131: error("Dist option \"%s\" is not valid.", optstr);
132: }
133:
134: if (string)
135: (void) free(string);
136:
137: return(nerrs);
138: }
139:
140: /*
141: * Get a list of the Distfile Option Entries.
142: */
143: extern char *getdistoptlist()
144: {
145: register int i;
146: static char buf[1024];
147:
148: for (i = 0, buf[0] = CNULL; distoptinfo[i].do_name; ++i) {
149: if (buf[0] == CNULL)
150: (void) strcpy(buf, distoptinfo[i].do_name);
151: else {
152: (void) strcat(buf, ",");
153: (void) strcat(buf, distoptinfo[i].do_name);
154: }
155: }
156:
157: return(buf);
158: }
159:
160: /*
161: * Get a list of the Distfile Option Entries for each enabled
162: * value in "opts".
163: */
164: extern char *getondistoptlist(opts)
165: opt_t opts;
166: {
167: register int i;
168: static char buf[1024];
169:
170: for (i = 0, buf[0] = CNULL; distoptinfo[i].do_name; ++i) {
171: if (!IS_ON(opts, distoptinfo[i].do_value))
172: continue;
173:
174: if (buf[0] == CNULL)
175: (void) strcpy(buf, distoptinfo[i].do_name);
176: else {
177: (void) strcat(buf, ",");
178: (void) strcat(buf, distoptinfo[i].do_name);
179: }
180: }
181:
182: return(buf);
183: }
184:
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