1 /*-
2  * Copyright (c) 2000, 2001 Lev Walkin <vlm@lionet.info>.
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  * $Id: timetostr.c,v 1.11 2005/05/25 21:55:09 vlm Exp $
27  */
28 
29 #include <stdio.h>
30 #include <stdlib.h>
31 
32 #ifdef	HAVE_SYSEXITS_H
33 #include <sysexits.h>
34 #else	/* HAVE_SYSEXITS_H */
35 #define	EX_USAGE	64
36 #endif	/* HAVE_SYSEXITS_H */
37 
38 #ifdef	HAVE_CONFIG_H
39 #include "config.h"
40 #endif
41 
42 #ifdef	HAVE_UNISTD_H
43 #include <unistd.h>
44 #endif
45 
46 #ifdef	HAVE_GETOPT_H
47 #include <getopt.h>
48 #endif
49 
50 #include <sf_time.h>
51 #include <sf_core.h>
52 
53 void usage(char *);
54 
55 int timetostr_mode = 0;
56 
57 int
main(int ac,char ** av)58 main(int ac, char **av) {
59 
60 	timetostr_mode = (av[0] && av[0][0] == 't');
61 
62 	if(timetostr_mode) {
63 		/* timetostr mode */
64 
65 		int c;
66 		int flags = 0;
67 
68 		while((c = getopt(ac, av, "lugrif:")) != -1)
69 		switch(c) {
70 			case 'l':
71 				flags |= TFMT_LOCAL;
72 				break;
73 			case 'u':
74 				flags |= TFMT_UF;
75 				break;
76 			case 'r':
77 				flags |= TFMT_RFC822;
78 				break;
79 			case 'i':
80 				flags |= TFMT_ISO8601;
81 				break;
82 			case 'g':
83 				flags |= TFMT_OLD822GMT;
84 				break;
85 			case 'f':
86 				flags = atoi(optarg);
87 				break;
88 			default:
89 				usage(*av);
90 		}
91 		ac -= optind;
92 
93 		if(ac != 1)
94 			usage(*av);
95 
96 		av += optind;
97 
98 		for(c = 0; c < ac; c++)
99 			printf("%s\n", timetostr(atol(av[c]), flags));
100 
101 	} else {
102 		/* timetostr mode */
103 
104 		svect *sl;
105 		time_t tloc;
106 		int i;
107 
108 		if(ac < 2)
109 			usage(*av);
110 
111 		sl = sinit();
112 
113 		for(i = 1; i < ac; i++)
114 			sadd(sl, av[i]);
115 
116 		tloc = strtotime(sjoin(sl, " "));
117 		printf("%ld\n", tloc);
118 		sfree(sl);
119 	}
120 
121 	return 0;
122 }
123 
usage(char * name)124 void usage(char *name) {
125 	if(timetostr_mode) {
126 		fprintf(stderr,
127 		"Usage: %s [-l] [-u] [-g] [-r] [-i] [-f <flags>] <unixtime>\n",
128 		name);
129 	} else {
130 		fprintf(stderr,
131 		"Usage: %s <date_or_time_string>\n",
132 		name);
133 	}
134 	exit(EX_USAGE);
135 }
136 
137