Annotation of embedaddon/sudo/plugins/sudoers/timestr.c, revision 1.1.1.2
1.1 misho 1: /*
2: * Copyright (c) 1999, 2009-2011 Todd C. Miller <Todd.Miller@courtesan.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 <config.h>
18:
19: #include <sys/types.h>
20: #include <stdio.h>
21: #ifdef STDC_HEADERS
22: # include <stdlib.h>
23: # include <stddef.h>
24: #else
25: # ifdef HAVE_STDLIB_H
26: # include <stdlib.h>
27: # endif
28: #endif /* STDC_HEADERS */
29: #include <time.h>
30:
31: #include "missing.h"
32:
33: char *get_timestr(time_t, int);
34:
35: /*
1.1.1.2 ! misho 36: * Return a static buffer with the current date + time.
1.1 misho 37: * Uses strftime() if available, else falls back to ctime().
38: */
39: char *
40: get_timestr(time_t tstamp, int log_year)
41: {
42: char *s;
43: #ifdef HAVE_STRFTIME
44: static char buf[128];
45: struct tm *timeptr;
46:
47: timeptr = localtime(&tstamp);
48:
49: /* strftime() does not guarantee to NUL-terminate so we must check. */
50: buf[sizeof(buf) - 1] = '\0';
1.1.1.2 ! misho 51: if (strftime(buf, sizeof(buf), log_year ? "%h %e %T %Y" : "%h %e %T",
! 52: timeptr) != 0 && buf[sizeof(buf) - 1] == '\0')
1.1 misho 53: return buf;
54:
55: #endif /* HAVE_STRFTIME */
56:
57: s = ctime(&tstamp) + 4; /* skip day of the week */
58: if (log_year)
59: s[20] = '\0'; /* avoid the newline */
60: else
61: s[15] = '\0'; /* don't care about year */
62:
63: return s;
64: }
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