1 /*
2  * Copyright (c) 2022 Omar Polo <op@omarpolo.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include <err.h>
18 #include <fcntl.h>
19 #include <stdio.h>
20 #include <stdlib.h>
21 #include <string.h>
22 #include <unistd.h>
23 
24 #include "db.h"
25 #include "dictionary.h"
26 
27 #include "mkftsidx.h"
28 
29 enum {
30 	MODE_FILES,
31 	MODE_SQLPORTS,
32 	MODE_WIKI,
33 };
34 
35 char *
36 xstrdup(const char *s)
37 {
38 	char *t;
39 
40 	if (s == NULL)
41 		return NULL;
42 
43 	if ((t = strdup(s)) == NULL)
44 		err(1, "strdup");
45 	return t;
46 }
47 
48 __dead void
49 usage(void)
50 {
51 	fprintf(stderr, "usage: %s [-o dbpath] [-m f|p|w] [file ...]\n",
52 	    getprogname());
53 	exit(1);
54 }
55 
56 int
57 main(int argc, char **argv)
58 {
59 	struct dictionary dict;
60 	struct db_entry *entries = NULL;
61 	const char *dbpath = NULL;
62 	FILE *fp;
63 	size_t i, len = 0;
64 	int ch, r = 0, mode = MODE_SQLPORTS;
65 
66 #ifndef PROFILE
67 	/* sqlite needs flock */
68 	if (pledge("stdio rpath wpath cpath flock", NULL) == -1)
69 		err(1, "pledge");
70 #endif
71 
72 	while ((ch = getopt(argc, argv, "m:o:")) != -1) {
73 		switch (ch) {
74 		case 'm':
75 			switch (*optarg) {
76 			case 'f':
77 				mode = MODE_FILES;
78 				break;
79 			case 'p':
80 				mode = MODE_SQLPORTS;
81 				break;
82 			case 'w':
83 				mode = MODE_WIKI;
84 				break;
85 			default:
86 				usage();
87 			}
88 			break;
89 		case 'o':
90 			dbpath = optarg;
91 			break;
92 		default:
93 			usage();
94 		}
95 	}
96 	argc -= optind;
97 	argv += optind;
98 
99 	if (dbpath == NULL)
100 		dbpath = "db";
101 
102 	if (!dictionary_init(&dict))
103 		err(1, "dictionary_init");
104 
105 	if (mode == MODE_FILES)
106 		r = idx_files(&dict, &entries, &len, argc, argv);
107 	else if (mode == MODE_SQLPORTS)
108 		r = idx_ports(&dict, &entries, &len, argc, argv);
109 	else
110 		r = idx_wiki(&dict, &entries, &len, argc, argv);
111 
112 	if (r == 0) {
113 		if ((fp = fopen(dbpath, "w+")) == NULL)
114 			err(1, "can't open %s", dbpath);
115 		if (db_create(fp, &dict, entries, len) == -1) {
116 			warn("db_create");
117 			unlink(dbpath);
118 			r = 1;
119 		}
120 		fclose(fp);
121 	}
122 
123 	for (i = 0; i < len; ++i) {
124 		free(entries[i].name);
125 		free(entries[i].descr);
126 	}
127 	free(entries);
128 	dictionary_free(&dict);
129 
130 	return r;
131 }