File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / sudo / plugins / sudoers / timestr.c
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Mon Jul 22 10:46:12 2013 UTC (11 years ago) by misho
Branches: sudo, MAIN
CVS tags: v1_8_7p0, v1_8_7, v1_8_5p1, v1_8_3p2, HEAD
1.8.7

    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: /*
   36:  * Return an ascii string with the current date + time
   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:     if (log_year)
   49: 	s = "%h %e %T %Y";
   50:     else
   51: 	s = "%h %e %T";
   52: 
   53:     /* strftime() does not guarantee to NUL-terminate so we must check. */
   54:     buf[sizeof(buf) - 1] = '\0';
   55:     if (strftime(buf, sizeof(buf), s, timeptr) && buf[sizeof(buf) - 1] == '\0')
   56: 	return buf;
   57: 
   58: #endif /* HAVE_STRFTIME */
   59: 
   60:     s = ctime(&tstamp) + 4;		/* skip day of the week */
   61:     if (log_year)
   62: 	s[20] = '\0';			/* avoid the newline */
   63:     else
   64: 	s[15] = '\0';			/* don't care about year */
   65: 
   66:     return s;
   67: }

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