usr/src/lib/libast/common/comp/strptime.c

   1 /***********************************************************************
   2 *                                                                      *
   3 *               This software is part of the ast package               *
   4 *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
   5 *                      and is licensed under the                       *
   6 *                  Common Public License, Version 1.0                  *
   7 *                    by AT&T Intellectual Property                     *
   8 *                                                                      *
   9 *                A copy of the License is available at                 *
  10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
  11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
  12 *                                                                      *
  13 *              Information and Software Systems Research               *
  14 *                            AT&T Research                             *
  15 *                           Florham Park NJ                            *
  16 *                                                                      *
  17 *                 Glenn Fowler <gsf@research.att.com>                  *
  18 *                  David Korn <dgk@research.att.com>                   *
  19 *                   Phong Vo <kpv@research.att.com>                    *
  20 *                                                                      *
  21 ***********************************************************************/
  22 #pragma prototyped
  23 /*
  24  * strptime implementation
  25  */
  26
  27 #define strptime        ______strptime
  28
  29 #include <ast.h>
  30 #include <tmx.h>
  31
  32 #undef  strptime
  33
  34 #undef  _def_map_ast
  35 #include <ast_map.h>
  36
  37 #if _lib_strptime
  38
  39 NoN(strptime)
  40
  41 #else
  42
  43 #if defined(__EXPORT__)
  44 #define extern  __EXPORT__
  45 #endif
  46
  47 extern char*
  48 strptime(const char* s, const char* format, struct tm* ts)
  49 {
  50         char*   e;
  51         char*   f;
  52         time_t  t;
  53         Tm_t    tm;
  54
  55         memset(&tm, 0, sizeof(tm));
  56         tm.tm_sec = ts->tm_sec;
  57         tm.tm_min = ts->tm_min;
  58         tm.tm_hour = ts->tm_hour;
  59         tm.tm_mday = ts->tm_mday;
  60         tm.tm_mon = ts->tm_mon;
  61         tm.tm_year = ts->tm_year;
  62         tm.tm_wday = ts->tm_wday;
  63         tm.tm_yday = ts->tm_yday;
  64         tm.tm_isdst = ts->tm_isdst;
  65         t = tmtime(&tm, TM_LOCALZONE);
  66         t = tmscan(s, &e, format, &f, &t, 0);
  67         if (e == (char*)s || *f)
  68                 return 0;
  69         tmxtm(&tm, tmxclock(&t), NiL);
  70         ts->tm_sec = tm.tm_sec;
  71         ts->tm_min = tm.tm_min;
  72         ts->tm_hour = tm.tm_hour;
  73         ts->tm_mday = tm.tm_mday;
  74         ts->tm_mon = tm.tm_mon;
  75         ts->tm_year = tm.tm_year;
  76         ts->tm_wday = tm.tm_wday;
  77         ts->tm_yday = tm.tm_yday;
  78         ts->tm_isdst = tm.tm_isdst;
  79         return e;
  80 }
  81
  82 #endif