1/*-
2 * Copyright (c) 2005-2008 Poul-Henning Kamp
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#include <stdio.h>
30#include <stdlib.h>
31#include <sysexits.h>
32#include <err.h>
33#include <unistd.h>
34#include <ctype.h>
35#include <assert.h>
36#include <poll.h>
37#include <string.h>
38#include <zlib.h>
39
40#include "libfifolog.h"
41
42static void
43usage(void)
44{
45	fprintf(stderr,
46	    "Usage: fifolog_writer [-w write-rate] [-s sync-rate] "
47	    "[-z compression] file\n");
48	exit(EX_USAGE);
49}
50
51int
52main(int argc, char * const *argv)
53{
54	struct fifolog_writer *f;
55	const char *es;
56	struct pollfd pfd[1];
57	char buf[BUFSIZ], *p;
58	int i, c;
59	unsigned w_opt = 10;
60	unsigned s_opt = 60;
61	unsigned z_opt = Z_BEST_COMPRESSION;
62
63	while ((c = getopt(argc, argv, "w:s:z:")) != -1) {
64		switch(c) {
65		case 'w':
66			w_opt = strtoul(optarg, NULL, 0);
67			break;
68		case 's':
69			s_opt = strtoul(optarg, NULL, 0);
70			break;
71		case 'z':
72			z_opt = strtoul(optarg, NULL, 0);
73			break;
74		default:
75			usage();
76		}
77	}
78	argc -= optind;
79	argv += optind;
80	if (argc != 1)
81		usage();
82
83	if (z_opt > 9)
84		usage();
85
86	if (w_opt > s_opt)
87		usage();
88
89	f = fifolog_write_new();
90	assert(f != NULL);
91
92	es = fifolog_write_open(f, argv[0], w_opt, s_opt, z_opt);
93	if (es)
94		err(1, "Error: %s", es);
95
96	while (1) {
97		pfd[0].fd = 0;
98		pfd[0].events = POLLIN;
99		i = poll(pfd, 1, 1000);
100		if (i == 1) {
101			if (fgets(buf, sizeof buf, stdin) == NULL)
102				break;
103			p = strchr(buf, '\0');
104			assert(p != NULL);
105			while (p > buf && isspace(p[-1]))
106				p--;
107			*p = '\0';
108			if (*buf != '\0')
109				fifolog_write_record_poll(f, 0, 0, buf, 0);
110		} else if (i == 0)
111			fifolog_write_poll(f, 0);
112	}
113	fifolog_write_close(f);
114	return (0);
115}
116