getdate.c.cvs

/*----------.
| yyparse.  |
`----------*/

#ifdef YYPARSE_PARAM
# if defined (__STDC__) || defined (__cplusplus)
int yyparse (void *YYPARSE_PARAM)
# else
int yyparse (YYPARSE_PARAM)
  void *YYPARSE_PARAM;
# endif
#else /* ! YYPARSE_PARAM */
#if defined (__STDC__) || defined (__cplusplus)
int
yyparse (void)
#else
int
yyparse ()

#endif
#endif
{
  /* The lookahead symbol.  */
int yychar;

/* The semantic value of the lookahead symbol.  */
YYSTYPE yylval;

/* Number of syntax errors so far.  */
int yynerrs;

  register int yystate;
  register int yyn;
  int yyresult;
  /* Number of tokens to shift before error messages enabled.  */
  int yyerrstatus;
  /* Lookahead token as an internal (translated) token number.  */
  int yytoken = 0;

  /* Three stacks and their tools:
     `yyss': related to states,
     `yyvs': related to semantic values,
     `yyls': related to locations.

     Refer to the stacks thru separate pointers, to allow yyoverflow
     to reallocate them elsewhere.  */

  /* The state stack.  */
  short	yyssa[YYINITDEPTH];
  short *yyss = yyssa;
  register short *yyssp;

  /* The semantic value stack.  */
  YYSTYPE yyvsa[YYINITDEPTH];
  YYSTYPE *yyvs = yyvsa;
  register YYSTYPE *yyvsp;



#define YYPOPSTACK   (yyvsp--, yyssp--)

  YYSIZE_T yystacksize = YYINITDEPTH;

  /* The variables used to return semantic value and location from the
     action routines.  */
  YYSTYPE yyval;


  /* When reducing, the number of symbols on the RHS of the reduced
     rule.  */
  int yylen;

  YYDPRINTF ((stderr, "Starting parse\n"));

  yystate = 0;
  yyerrstatus = 0;
  yynerrs = 0;
  yychar = YYEMPTY;		/* Cause a token to be read.  */

  /* Initialize stack pointers.
     Waste one element of value and location stack
     so that they stay on the same level as the state stack.
     The wasted elements are never initialized.  */

  yyssp = yyss;
  yyvsp = yyvs;

  goto yysetstate;

/*------------------------------------------------------------.
| yynewstate -- Push a new state, which is found in yystate.  |
`------------------------------------------------------------*/
 yynewstate:
  /* In all cases, when you get here, the value and location stacks
     have just been pushed. so pushing a state here evens the stacks.
     */
  yyssp++;

 yysetstate:
  *yyssp = yystate;

  if (yyss + yystacksize - 1 <= yyssp)
    {
      /* Get the current used size of the three stacks, in elements.  */
      YYSIZE_T yysize = yyssp - yyss + 1;

#ifdef yyoverflow
      {
	/* Give user a chance to reallocate the stack. Use copies of
	   these so that the &'s don't force the real ones into
	   memory.  */
	YYSTYPE *yyvs1 = yyvs;
	short *yyss1 = yyss;


	/* Each stack pointer address is followed by the size of the
	   data in use in that stack, in bytes.  This used to be a
	   conditional around just the two extra args, but that might
	   be undefined if yyoverflow is a macro.  */
	yyoverflow ("parser stack overflow",
		    &yyss1, yysize * sizeof (*yyssp),
		    &yyvs1, yysize * sizeof (*yyvsp),

		    &yystacksize);

	yyss = yyss1;
	yyvs = yyvs1;
      }
#else /* no yyoverflow */
# ifndef YYSTACK_RELOCATE
      goto yyoverflowlab;
# else
      /* Extend the stack our own way.  */
      if (YYMAXDEPTH <= yystacksize)
	goto yyoverflowlab;
      yystacksize *= 2;
      if (YYMAXDEPTH < yystacksize)
	yystacksize = YYMAXDEPTH;

      {
	short *yyss1 = yyss;
	union yyalloc *yyptr =
	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
	if (! yyptr)
	  goto yyoverflowlab;
	YYSTACK_RELOCATE (yyss);
	YYSTACK_RELOCATE (yyvs);

#  undef YYSTACK_RELOCATE
	if (yyss1 != yyssa)
	  YYSTACK_FREE (yyss1);
      }
# endif
#endif /* no yyoverflow */

      yyssp = yyss + yysize - 1;
      yyvsp = yyvs + yysize - 1;


      YYDPRINTF ((stderr, "Stack size increased to %lu\n",
		  (unsigned long int) yystacksize));

      if (yyss + yystacksize - 1 <= yyssp)
	YYABORT;
    }

  YYDPRINTF ((stderr, "Entering state %d\n", yystate));

  goto yybackup;

/*-----------.
| yybackup.  |
`-----------*/
yybackup:

/* Do appropriate processing given the current state.  */
/* Read a lookahead token if we need one and don't already have one.  */
/* yyresume: */

  /* First try to decide what to do without reference to lookahead token.  */

  yyn = yypact[yystate];
  if (yyn == YYPACT_NINF)
    goto yydefault;

  /* Not known => get a lookahead token if don't already have one.  */

  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
  if (yychar == YYEMPTY)
    {
      YYDPRINTF ((stderr, "Reading a token: "));
      yychar = YYLEX;
    }

  if (yychar <= YYEOF)
    {
      yychar = yytoken = YYEOF;
      YYDPRINTF ((stderr, "Now at end of input.\n"));
    }
  else
    {
      yytoken = YYTRANSLATE (yychar);
      YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
    }

  /* If the proper action on seeing token YYTOKEN is to reduce or to
     detect an error, take that action.  */
  yyn += yytoken;
  if (yyn < 0 || YYLAST < yyn || yycheck[yyn] != yytoken)
    goto yydefault;
  yyn = yytable[yyn];
  if (yyn <= 0)
    {
      if (yyn == 0 || yyn == YYTABLE_NINF)
	goto yyerrlab;
      yyn = -yyn;
      goto yyreduce;
    }

  if (yyn == YYFINAL)
    YYACCEPT;

  /* Shift the lookahead token.  */
  YYDPRINTF ((stderr, "Shifting token %s, ", yytname[yytoken]));

  /* Discard the token being shifted unless it is eof.  */
  if (yychar != YYEOF)
    yychar = YYEMPTY;

  *++yyvsp = yylval;


  /* Count tokens shifted since error; after three, turn off error
     status.  */
  if (yyerrstatus)
    yyerrstatus--;

  yystate = yyn;
  goto yynewstate;


/*-----------------------------------------------------------.
| yydefault -- do the default action for the current state.  |
`-----------------------------------------------------------*/
yydefault:
  yyn = yydefact[yystate];
  if (yyn == 0)
    goto yyerrlab;
  goto yyreduce;


/*-----------------------------.
| yyreduce -- Do a reduction.  |
`-----------------------------*/
yyreduce:
  /* yyn is the number of a rule to reduce with.  */
  yylen = yyr2[yyn];

  /* If YYLEN is nonzero, implement the default value of the action:
     `$$ = $1'.

     Otherwise, the following line sets YYVAL to garbage.
     This behavior is undocumented and Bison
     users should not rely upon it.  Assigning to YYVAL
     unconditionally makes the parser a bit smaller, and it avoids a
     GCC warning that YYVAL may be used uninitialized.  */
  yyval = yyvsp[1-yylen];


  YY_REDUCE_PRINT (yyn);
  switch (yyn)
    {
        case 4:
#line 248 "getdate.y"
    {
	    context->yyHaveTime++;
	}
    break;

  case 5:
#line 251 "getdate.y"
    {
	    context->yyHaveZone++;
	}
    break;

  case 6:
#line 254 "getdate.y"
    {
	    context->yyHaveDate++;
	}
    break;

  case 7:
#line 257 "getdate.y"
    {
	    context->yyHaveDay++;
	}
    break;

  case 8:
#line 260 "getdate.y"
    {
	    context->yyHaveRel++;
	}
    break;

  case 10:
#line 266 "getdate.y"
    {
	    context->yyHour = yyvsp[-1].Number;
	    context->yyMinutes = 0;
	    context->yySeconds = 0;
	    context->yyMeridian = yyvsp[0].Meridian;
	}
    break;

  case 11:
#line 272 "getdate.y"
    {
	    context->yyHour = yyvsp[-3].Number;
	    context->yyMinutes = yyvsp[-1].Number;
	    context->yySeconds = 0;
	    context->yyMeridian = yyvsp[0].Meridian;
	}
    break;

  case 12:
#line 278 "getdate.y"
    {
	    context->yyHour = yyvsp[-3].Number;
	    context->yyMinutes = yyvsp[-1].Number;
	    context->yyMeridian = MER24;
	    context->yyHaveZone++;
	    context->yyTimezone = (yyvsp[0].Number < 0
				   ? -yyvsp[0].Number % 100 + (-yyvsp[0].Number / 100) * 60
				   : - (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60));
	}
    break;

  case 13:
#line 287 "getdate.y"
    {
	    context->yyHour = yyvsp[-5].Number;
	    context->yyMinutes = yyvsp[-3].Number;
	    context->yySeconds = yyvsp[-1].Number;
	    context->yyMeridian = yyvsp[0].Meridian;
	}
    break;

  case 14:
#line 293 "getdate.y"
    {
	    context->yyHour = yyvsp[-5].Number;
	    context->yyMinutes = yyvsp[-3].Number;
	    context->yySeconds = yyvsp[-1].Number;
	    context->yyMeridian = MER24;
	    context->yyHaveZone++;
	    context->yyTimezone = (yyvsp[0].Number < 0
				   ? -yyvsp[0].Number % 100 + (-yyvsp[0].Number / 100) * 60
				   : - (yyvsp[0].Number % 100 + (yyvsp[0].Number / 100) * 60));
	}
    break;

  case 15:
#line 305 "getdate.y"
    {
	    context->yyTimezone = yyvsp[0].Number;
	}
    break;

  case 16:
#line 308 "getdate.y"
    {
	    context->yyTimezone = yyvsp[0].Number - 60;
	}
    break;

  case 17:
#line 312 "getdate.y"
    {
	    context->yyTimezone = yyvsp[-1].Number - 60;
	}
    break;

  case 18:
#line 317 "getdate.y"
    {
	    context->yyDayOrdinal = 1;
	    context->yyDayNumber = yyvsp[0].Number;
	}
    break;

  case 19:
#line 321 "getdate.y"
    {
	    context->yyDayOrdinal = 1;
	    context->yyDayNumber = yyvsp[-1].Number;
	}
    break;

  case 20:
#line 325 "getdate.y"
    {
	    context->yyDayOrdinal = yyvsp[-1].Number;
	    context->yyDayNumber = yyvsp[0].Number;
	}
    break;

  case 21:
#line 331 "getdate.y"
    {
	    context->yyMonth = yyvsp[-2].Number;
	    context->yyDay = yyvsp[0].Number;
	}
    break;

  case 22:
#line 335 "getdate.y"
    {
	  /* Interpret as YYYY/MM/DD if $1 >= 1000, otherwise as MM/DD/YY.
	     The goal in recognizing YYYY/MM/DD is solely to support legacy
	     machine-generated dates like those in an RCS log listing.  If
	     you want portability, use the ISO 8601 format.  */
	  if (yyvsp[-4].Number >= 1000)
	    {
	      context->yyYear = yyvsp[-4].Number;
	      context->yyMonth = yyvsp[-2].Number;
	      context->yyDay = yyvsp[0].Number;
	    }
	  else
	    {
	      context->yyMonth = yyvsp[-4].Number;
	      context->yyDay = yyvsp[-2].Number;
	      context->yyYear = yyvsp[0].Number;
	    }
	}
    break;

  case 23:
#line 353 "getdate.y"
    {
	    /* ISO 8601 format.  yyyy-mm-dd.  */
	    context->yyYear = yyvsp[-2].Number;
	    context->yyMonth = -yyvsp[-1].Number;
	    context->yyDay = -yyvsp[0].Number;
	}
    break;

  case 24:
#line 359 "getdate.y"
    {
	    /* e.g. 17-JUN-1992.  */
	    context->yyDay = yyvsp[-2].Number;
	    context->yyMonth = yyvsp[-1].Number;
	    context->yyYear = -yyvsp[0].Number;
	}
    break;

  case 25:
#line 365 "getdate.y"
    {
	    context->yyMonth = yyvsp[-1].Number;
	    context->yyDay = yyvsp[0].Number;
	}
    break;

  case 26:
#line 369 "getdate.y"
    {
	    context->yyMonth = yyvsp[-3].Number;
	    context->yyDay = yyvsp[-2].Number;
	    context->yyYear = yyvsp[0].Number;
	}
    break;

  case 27:
#line 374 "getdate.y"
    {
	    context->yyMonth = yyvsp[0].Number;
	    context->yyDay = yyvsp[-1].Number;
	}
    break;

  case 28:
#line 378 "getdate.y"
    {
	    context->yyMonth = yyvsp[-1].Number;
	    context->yyDay = yyvsp[-2].Number;
	    context->yyYear = yyvsp[0].Number;
	}
    break;

  case 29:
#line 385 "getdate.y"
    {
	    context->yyRelSeconds = -context->yyRelSeconds;
	    context->yyRelMinutes = -context->yyRelMinutes;
	    context->yyRelHour = -context->yyRelHour;
	    context->yyRelDay = -context->yyRelDay;
	    context->yyRelMonth = -context->yyRelMonth;
	    context->yyRelYear = -context->yyRelYear;
	}
    break;

  case 31:
#line 396 "getdate.y"
    {
	    context->yyRelYear += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 32:
#line 399 "getdate.y"
    {
	    context->yyRelYear += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 33:
#line 402 "getdate.y"
    {
	    context->yyRelYear += yyvsp[0].Number;
	}
    break;

  case 34:
#line 405 "getdate.y"
    {
	    context->yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 35:
#line 408 "getdate.y"
    {
	    context->yyRelMonth += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 36:
#line 411 "getdate.y"
    {
	    context->yyRelMonth += yyvsp[0].Number;
	}
    break;

  case 37:
#line 414 "getdate.y"
    {
	    context->yyRelDay += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 38:
#line 417 "getdate.y"
    {
	    context->yyRelDay += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 39:
#line 420 "getdate.y"
    {
	    context->yyRelDay += yyvsp[0].Number;
	}
    break;

  case 40:
#line 423 "getdate.y"
    {
	    context->yyRelHour += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 41:
#line 426 "getdate.y"
    {
	    context->yyRelHour += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 42:
#line 429 "getdate.y"
    {
	    context->yyRelHour += yyvsp[0].Number;
	}
    break;

  case 43:
#line 432 "getdate.y"
    {
	    context->yyRelMinutes += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 44:
#line 435 "getdate.y"
    {
	    context->yyRelMinutes += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 45:
#line 438 "getdate.y"
    {
	    context->yyRelMinutes += yyvsp[0].Number;
	}
    break;

  case 46:
#line 441 "getdate.y"
    {
	    context->yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 47:
#line 444 "getdate.y"
    {
	    context->yyRelSeconds += yyvsp[-1].Number * yyvsp[0].Number;
	}
    break;

  case 48:
#line 447 "getdate.y"
    {
	    context->yyRelSeconds += yyvsp[0].Number;
	}
    break;

  case 49:
#line 453 "getdate.y"
    {
	    if (context->yyHaveTime && context->yyHaveDate &&
		!context->yyHaveRel)
	      context->yyYear = yyvsp[0].Number;
	    else
	      {
		if (yyvsp[0].Number>10000)
		  {
		    context->yyHaveDate++;
		    context->yyDay= (yyvsp[0].Number)%100;
		    context->yyMonth= (yyvsp[0].Number/100)%100;
		    context->yyYear = yyvsp[0].Number/10000;
		  }
		else
		  {
		    context->yyHaveTime++;
		    if (yyvsp[0].Number < 100)
		      {
			context->yyHour = yyvsp[0].Number;
			context->yyMinutes = 0;
		      }
		    else
		      {
		    	context->yyHour = yyvsp[0].Number / 100;
		    	context->yyMinutes = yyvsp[0].Number % 100;
		      }
		    context->yySeconds = 0;
		    context->yyMeridian = MER24;
		  }
	      }
	  }
    break;

  case 50:
#line 487 "getdate.y"
    {
	    yyval.Meridian = MER24;
	  }
    break;

  case 51:
#line 491 "getdate.y"
    {
	    yyval.Meridian = yyvsp[0].Meridian;
	  }
    break;


    }

/* Line 999 of yacc.c.  */
#line 1688 "y.tab.c"

  yyvsp -= yylen;
  yyssp -= yylen;


  YY_STACK_PRINT (yyss, yyssp);

  *++yyvsp = yyval;


  /* Now `shift' the result of the reduction.  Determine what state
     that goes to, based on the state we popped back to and the rule
     number reduced by.  */

  yyn = yyr1[yyn];

  yystate = yypgoto[yyn - YYNTOKENS] + *yyssp;
  if (0 <= yystate && yystate <= YYLAST && yycheck[yystate] == *yyssp)
    yystate = yytable[yystate];
  else
    yystate = yydefgoto[yyn - YYNTOKENS];

  goto yynewstate;


/*------------------------------------.
| yyerrlab -- here on detecting error |
`------------------------------------*/
yyerrlab:
  /* If not already recovering from an error, report this error.  */
  if (!yyerrstatus)
    {
      ++yynerrs;
#if YYERROR_VERBOSE
      yyn = yypact[yystate];

      if (YYPACT_NINF < yyn && yyn < YYLAST)
	{
	  YYSIZE_T yysize = 0;
	  int yytype = YYTRANSLATE (yychar);
	  char *yymsg;
	  int yyx, yycount;

	  yycount = 0;
	  /* Start YYX at -YYN if negative to avoid negative indexes in
	     YYCHECK.  */
	  for (yyx = yyn < 0 ? -yyn : 0;
	       yyx < (int) (sizeof (yytname) / sizeof (char *)); yyx++)
	    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
	      yysize += yystrlen (yytname[yyx]) + 15, yycount++;
	  yysize += yystrlen ("syntax error, unexpected ") + 1;
	  yysize += yystrlen (yytname[yytype]);
	  yymsg = (char *) YYSTACK_ALLOC (yysize);
	  if (yymsg != 0)
	    {
	      char *yyp = yystpcpy (yymsg, "syntax error, unexpected ");
	      yyp = yystpcpy (yyp, yytname[yytype]);

	      if (yycount < 5)
		{
		  yycount = 0;
		  for (yyx = yyn < 0 ? -yyn : 0;
		       yyx < (int) (sizeof (yytname) / sizeof (char *));
		       yyx++)
		    if (yycheck[yyx + yyn] == yyx && yyx != YYTERROR)
		      {
			const char *yyq = ! yycount ? ", expecting " : " or ";
			yyp = yystpcpy (yyp, yyq);
			yyp = yystpcpy (yyp, yytname[yyx]);
			yycount++;
		      }
		}
	      yyerror (yymsg);
	      YYSTACK_FREE (yymsg);
	    }
	  else
	    yyerror ("syntax error; also virtual memory exhausted");
	}
      else
#endif /* YYERROR_VERBOSE */
	yyerror ("syntax error");
    }



  if (yyerrstatus == 3)
    {
      /* If just tried and failed to reuse lookahead token after an
	 error, discard it.  */

      /* Return failure if at end of input.  */
      if (yychar == YYEOF)
        {
	  /* Pop the error token.  */
          YYPOPSTACK;
	  /* Pop the rest of the stack.  */
	  while (yyss < yyssp)
	    {
	      YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
	      yydestruct (yystos[*yyssp], yyvsp);
	      YYPOPSTACK;
	    }
	  YYABORT;
        }

      YYDSYMPRINTF ("Error: discarding", yytoken, &yylval, &yylloc);
      yydestruct (yytoken, &yylval);
      yychar = YYEMPTY;

    }

  /* Else will try to reuse lookahead token after shifting the error
     token.  */
  goto yyerrlab1;


/*----------------------------------------------------.
| yyerrlab1 -- error raised explicitly by an action.  |
`----------------------------------------------------*/
yyerrlab1:
  yyerrstatus = 3;	/* Each real token shifted decrements this.  */

  for (;;)
    {
      yyn = yypact[yystate];
      if (yyn != YYPACT_NINF)
	{
	  yyn += YYTERROR;
	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
	    {
	      yyn = yytable[yyn];
	      if (0 < yyn)
		break;
	    }
	}

      /* Pop the current state because it cannot handle the error token.  */
      if (yyssp == yyss)
	YYABORT;

      YYDSYMPRINTF ("Error: popping", yystos[*yyssp], yyvsp, yylsp);
      yydestruct (yystos[yystate], yyvsp);
      yyvsp--;
      yystate = *--yyssp;

      YY_STACK_PRINT (yyss, yyssp);
    }

  if (yyn == YYFINAL)
    YYACCEPT;

  YYDPRINTF ((stderr, "Shifting error token, "));

  *++yyvsp = yylval;


  yystate = yyn;
  goto yynewstate;


/*-------------------------------------.
| yyacceptlab -- YYACCEPT comes here.  |
`-------------------------------------*/
yyacceptlab:
  yyresult = 0;
  goto yyreturn;

/*-----------------------------------.
| yyabortlab -- YYABORT comes here.  |
`-----------------------------------*/
yyabortlab:
  yyresult = 1;
  goto yyreturn;

#ifndef yyoverflow
/*----------------------------------------------.
| yyoverflowlab -- parser overflow comes here.  |
`----------------------------------------------*/
yyoverflowlab:
  yyerror ("parser stack overflow");
  yyresult = 2;
  /* Fall through.  */
#endif

yyreturn:
#ifndef yyoverflow
  if (yyss != yyssa)
    YYSTACK_FREE (yyss);
#endif
  return yyresult;
}


#line 496 "getdate.y"


/* Include this file down here because bison inserts code above which
   may define-away `const'.  We want the prototype for get_date to have
   the same signature as the function definition does. */
#include "getdate.h"

#ifndef WIN32 /* the windows dudes don't need these, does anyone really? */
extern struct tm	*gmtime (const time_t *);
extern struct tm	*localtime (const time_t *);
extern time_t		mktime (struct tm *);
#endif

/* Month and day table. */
static TABLE const MonthDayTable[] = {
    { "january",	tMONTH,  1 },
    { "february",	tMONTH,  2 },
    { "march",		tMONTH,  3 },
    { "april",		tMONTH,  4 },
    { "may",		tMONTH,  5 },
    { "june",		tMONTH,  6 },
    { "july",		tMONTH,  7 },
    { "august",		tMONTH,  8 },
    { "september",	tMONTH,  9 },
    { "sept",		tMONTH,  9 },
    { "october",	tMONTH, 10 },
    { "november",	tMONTH, 11 },
    { "december",	tMONTH, 12 },
    { "sunday",		tDAY, 0 },
    { "monday",		tDAY, 1 },
    { "tuesday",	tDAY, 2 },
    { "tues",		tDAY, 2 },
    { "wednesday",	tDAY, 3 },
    { "wednes",		tDAY, 3 },
    { "thursday",	tDAY, 4 },
    { "thur",		tDAY, 4 },
    { "thurs",		tDAY, 4 },
    { "friday",		tDAY, 5 },
    { "saturday",	tDAY, 6 },
    { NULL, 0, 0 }
};

/* Time units table. */
static TABLE const UnitsTable[] = {
    { "year",		tYEAR_UNIT,	1 },
    { "month",		tMONTH_UNIT,	1 },
    { "fortnight",	tDAY_UNIT,	14 },
    { "week",		tDAY_UNIT,	7 },
    { "day",		tDAY_UNIT,	1 },
    { "hour",		tHOUR_UNIT,	1 },
    { "minute",		tMINUTE_UNIT,	1 },
    { "min",		tMINUTE_UNIT,	1 },
    { "second",		tSEC_UNIT,	1 },
    { "sec",		tSEC_UNIT,	1 },
    { NULL, 0, 0 }
};

/* Assorted relative-time words. */
static TABLE const OtherTable[] = {
    { "tomorrow",	tMINUTE_UNIT,	1 * 24 * 60 },
    { "yesterday",	tMINUTE_UNIT,	-1 * 24 * 60 },
    { "today",		tMINUTE_UNIT,	0 },
    { "now",		tMINUTE_UNIT,	0 },
    { "last",		tUNUMBER,	-1 },
    { "this",		tMINUTE_UNIT,	0 },
    { "next",		tUNUMBER,	1 },
    { "first",		tUNUMBER,	1 },
/*  { "second",		tUNUMBER,	2 }, */
    { "third",		tUNUMBER,	3 },
    { "fourth",		tUNUMBER,	4 },
    { "fifth",		tUNUMBER,	5 },
    { "sixth",		tUNUMBER,	6 },
    { "seventh",	tUNUMBER,	7 },
    { "eighth",		tUNUMBER,	8 },
    { "ninth",		tUNUMBER,	9 },
    { "tenth",		tUNUMBER,	10 },
    { "eleventh",	tUNUMBER,	11 },
    { "twelfth",	tUNUMBER,	12 },
    { "ago",		tAGO,	1 },
    { NULL, 0, 0 }
};

/* The timezone table. */
static TABLE const TimezoneTable[] = {
    { "gmt",	tZONE,     HOUR ( 0) },	/* Greenwich Mean */
    { "ut",	tZONE,     HOUR ( 0) },	/* Universal (Coordinated) */
    { "utc",	tZONE,     HOUR ( 0) },
    { "wet",	tZONE,     HOUR ( 0) },	/* Western European */
    { "bst",	tDAYZONE,  HOUR ( 0) },	/* British Summer */
    { "wat",	tZONE,     HOUR ( 1) },	/* West Africa */
    { "at",	tZONE,     HOUR ( 2) },	/* Azores */
#if	0
    /* For completeness.  BST is also British Summer, and GST is
     * also Guam Standard. */
    { "bst",	tZONE,     HOUR ( 3) },	/* Brazil Standard */
    { "gst",	tZONE,     HOUR ( 3) },	/* Greenland Standard */
#endif
#if 0
    { "nft",	tZONE,     HOUR (3.5) },	/* Newfoundland */
    { "nst",	tZONE,     HOUR (3.5) },	/* Newfoundland Standard */
    { "ndt",	tDAYZONE,  HOUR (3.5) },	/* Newfoundland Daylight */
#endif
    { "ast",	tZONE,     HOUR ( 4) },	/* Atlantic Standard */
    { "adt",	tDAYZONE,  HOUR ( 4) },	/* Atlantic Daylight */
    { "est",	tZONE,     HOUR ( 5) },	/* Eastern Standard */
    { "edt",	tDAYZONE,  HOUR ( 5) },	/* Eastern Daylight */
    { "cst",	tZONE,     HOUR ( 6) },	/* Central Standard */
    { "cdt",	tDAYZONE,  HOUR ( 6) },	/* Central Daylight */
    { "mst",	tZONE,     HOUR ( 7) },	/* Mountain Standard */
    { "mdt",	tDAYZONE,  HOUR ( 7) },	/* Mountain Daylight */
    { "pst",	tZONE,     HOUR ( 8) },	/* Pacific Standard */
    { "pdt",	tDAYZONE,  HOUR ( 8) },	/* Pacific Daylight */
    { "yst",	tZONE,     HOUR ( 9) },	/* Yukon Standard */
    { "ydt",	tDAYZONE,  HOUR ( 9) },	/* Yukon Daylight */
    { "hst",	tZONE,     HOUR (10) },	/* Hawaii Standard */
    { "hdt",	tDAYZONE,  HOUR (10) },	/* Hawaii Daylight */
    { "cat",	tZONE,     HOUR (10) },	/* Central Alaska */
    { "ahst",	tZONE,     HOUR (10) },	/* Alaska-Hawaii Standard */
    { "nt",	tZONE,     HOUR (11) },	/* Nome */