pike.git / src / builtin_functions.c

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pike.git/src/builtin_functions.c:1:   /*   || This file is part of Pike. For copyright information see COPYRIGHT.   || Pike is distributed under GPL, LGPL and MPL. See the file COPYING   || for more information. - || $Id: builtin_functions.c,v 1.618 2006/07/02 00:00:06 mast Exp $ + || $Id: builtin_functions.c,v 1.619 2007/01/03 23:10:45 peter Exp $   */      #include "global.h"   #include "interpret.h"   #include "svalue.h"   #include "pike_macros.h"   #include "object.h"   #include "program.h"   #include "array.h"   #include "pike_error.h"
pike.git/src/builtin_functions.c:4974: Inside #if defined (HAVE_GMTIME) || defined (HAVE_LOCALTIME)
   time_t diff_ts, old_diff_ts = 0;    struct tm *current_tm;    int loop_cnt, tried_dst_displacement = 0;       /* This loop seems stable, and usually converges in two passes.    * The loop counter is for paranoia reasons.    */    for (loop_cnt = 0; loop_cnt < 20; loop_cnt++, old_diff_ts = diff_ts) {    diff_ts = my_tm_diff(target_tm, current_tm = timefn(&current_ts));    +  if (!current_tm) {   #ifdef DEBUG_MY_TIME_INVERSE -  +  fprintf (stderr, "outside range for timefn().\n"); + #endif +  return 0; +  } + #ifdef DEBUG_MY_TIME_INVERSE +  else +  {    fprintf (stderr, "curr: y %d m %d d %d h %d m %d isdst %d\n",    current_tm->tm_year, current_tm->tm_mon, current_tm->tm_mday,    current_tm->tm_hour, current_tm->tm_min, current_tm->tm_isdst);    fprintf (stderr, "diff: %ld\n", (long) diff_ts); -  +  }   #endif    -  if (!current_tm) { - #ifdef DEBUG_MY_TIME_INVERSE -  fprintf (stderr, "outside range for timefn().\n"); - #endif -  return 0; -  } -  +     if (!diff_ts) {    /* Got a satisfactory time, but if target_tm has an opinion on    * DST we should check if we can return an alternative in the    * same DST zone, to cope with the overlapping DST adjustment at    * fall. */    if (target_tm->tm_isdst >= 0 &&    target_tm->tm_isdst != current_tm->tm_isdst &&    !tried_dst_displacement) {    /* Offset the time a day and iterate some more (only once    * more, really), so that we approach the target time from the