1 | /* $Id: datetime_tab.y 1450 2008-10-01 22:22:59Z lukasz $ */ |
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2 | /* |
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3 | * FedStage DRMAA utilities library |
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4 | * Copyright (C) 2006-2008 FedStage Systems |
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5 | * |
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6 | * This program is free software: you can redistribute it and/or modify |
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7 | * it under the terms of the GNU General Public License as published by |
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8 | * the Free Software Foundation, either version 3 of the License, or |
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9 | * (at your option) any later version. |
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10 | * |
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11 | * This program is distributed in the hope that it will be useful, |
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | * GNU General Public License for more details. |
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15 | * |
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16 | * You should have received a copy of the GNU General Public License |
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17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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18 | */ |
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19 | |
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20 | %{ |
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21 | #ifdef HAVE_CONFIG_H |
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22 | # include <config.h> |
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23 | #endif |
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24 | #include <drmaa_utils/datetime_impl.h> |
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25 | %} |
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26 | |
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27 | /* those are Bison extensions */ |
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28 | %glr-parser |
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29 | %pure-parser |
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30 | %name-prefix="fsd_dt_" |
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31 | %parse-param { fsd_dt_parser_t *parser } |
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32 | %parse-param { fsd_dt_lexer_t *lexer } |
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33 | %lex-param { fsd_dt_lexer_t *lexer } |
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34 | |
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35 | %union { |
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36 | fsd_datetime_t datetime; |
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37 | int integer; |
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38 | } |
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39 | |
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40 | %type<datetime> datetime date time timezone |
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41 | %type<integer> sign |
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42 | %token<integer> NUM |
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43 | %token LEXER_ERROR |
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44 | |
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45 | %% |
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46 | |
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47 | start : datetime { parser->result = $1; } |
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48 | ; |
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49 | |
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50 | datetime |
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51 | : time timezone { |
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52 | $$.mask = $1.mask | $2.mask; |
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53 | $$.year = 0; $$.month = 0; $$.day = 0; |
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54 | $$.hour = $1.hour; |
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55 | $$.minute = $1.minute; |
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56 | $$.second = $1.second; |
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57 | $$.tz_delta = $2.tz_delta; |
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58 | } |
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59 | | date opt_sep time timezone { |
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60 | $$.mask = $1.mask | $3.mask | $4.mask; |
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61 | $$.year = $1.year; |
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62 | $$.month = $1.month; |
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63 | $$.day = $1.day; |
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64 | $$.hour = $3.hour; |
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65 | $$.minute = $3.minute; |
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66 | $$.second = $3.second; |
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67 | $$.tz_delta = $4.tz_delta; |
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68 | } |
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69 | ; |
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70 | |
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71 | opt_sep |
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72 | : |
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73 | | 'T' |
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74 | ; |
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75 | |
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76 | date |
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77 | : NUM '-' NUM '-' NUM { $$.year=$1; $$.month=$3; $$.day=$5; |
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78 | $$.mask=FSD_DT_YEAR|FSD_DT_MONTH|FSD_DT_DAY; } |
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79 | | NUM '-' NUM { $$.year=0; $$.month=$1; $$.day=$3; |
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80 | $$.mask=FSD_DT_MONTH|FSD_DT_DAY; } |
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81 | | NUM '/' NUM '/' NUM { $$.year=$1; $$.month=$3; $$.day=$5; |
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82 | $$.mask=FSD_DT_YEAR|FSD_DT_MONTH|FSD_DT_DAY; } |
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83 | | NUM '/' NUM { $$.year=0; $$.month=$1; $$.day=$3; |
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84 | $$.mask=FSD_DT_MONTH|FSD_DT_DAY; } |
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85 | | NUM { $$.year=0; $$.month=0; $$.day=$1; |
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86 | $$.mask=FSD_DT_DAY; } |
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87 | ; |
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88 | |
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89 | |
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90 | time |
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91 | : NUM ':' NUM { $$.hour=$1; $$.minute=$3; $$.second=0; |
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92 | $$.mask=FSD_DT_HOUR|FSD_DT_MINUTE; } |
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93 | | NUM ':' NUM ':' NUM { $$.hour=$1; $$.minute=$3; $$.second=$5; |
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94 | $$.mask=FSD_DT_HOUR|FSD_DT_MINUTE|FSD_DT_SECOND; } |
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95 | ; |
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96 | |
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97 | timezone |
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98 | : { $$.tz_delta=0; $$.mask=0; } |
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99 | | sign NUM { $$.tz_delta=$1*3600*$2; $$.mask=FSD_DT_TZ_DELTA; } |
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100 | | sign NUM ':' NUM { $$.tz_delta=$1*60*(60*$2+$4); |
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101 | $$.mask=FSD_DT_TZ_DELTA; } |
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102 | | 'Z' { $$.tz_delta=0; $$.mask=FSD_DT_TZ_DELTA; } |
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103 | ; |
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104 | |
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105 | sign |
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106 | : { $$ = +1; } |
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107 | | '+' { $$ = +1; } |
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108 | | '-' { $$ = -1; } |
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109 | ; |
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110 | |
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