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87 lines
2.8 KiB
Plaintext
87 lines
2.8 KiB
Plaintext
/*
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* qtime - Display time as English sentence
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*
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* Copyright (C) 1999,2021 Klaus Alexander Seistrup and Landon Curt Noll
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*
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* Written by: Klaus Alexander Seistrup <kseis at magnetic-ink dot dk>
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* With mods by: Landon Curt Noll <http://www.isthe.com/chongo/>
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*
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* Calc is open software; you can redistribute it and/or modify it under
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* the terms of the version 2.1 of the GNU Lesser General Public License
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* as published by the Free Software Foundation.
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*
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* Calc is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
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* Public License for more details.
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*
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* A copy of version 2.1 of the GNU Lesser General Public License is
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* distributed with calc under the filename COPYING-LGPL. You should have
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* received a copy with calc; if not, write to Free Software Foundation, Inc.
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Under source code control: 1999/10/13 04:10:33
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* File existed as early as: 1999
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*
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* chongo <was here> /\oo/\ http://www.isthe.com/chongo/
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* Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/
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*/
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/*
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* usage:
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* qtime(utc_hr_offset)
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*
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* utc_hr_offset Offset from UTC in hours.
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*
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* See:
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* http://www.magnetic-ink.dk/download/qtime.html
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*
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* for examples of qtime() written on other languages.
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*/
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/*
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* qtime - Display time as English sentence
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*/
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define qtime(utc_hr_offset)
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{
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static mat hr[12] = {
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"twelve", "one", "two", "three", "four", "five",
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"six", "seven", "eight", "nine", "ten", "eleven"
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};
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static mat mn[7] = {
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"", "five ", "ten ", "a quarter ", "twenty ", "twenty-five ", "half "
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};
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static mat ny[5] = {
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"nearly ", "almost ", "", "just after ", "after "
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};
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static mat up[3] = {
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"to ", "", "past "
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};
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local adj_mins = (((time() + utc_hr_offset*3600) % 86400) + 30)//60+27;
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local hours = (adj_mins // 60) % 12;
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local minutes = adj_mins % 60;
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local almost = minutes % 5;
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local divisions = (minutes // 5) - 5;
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local to_past_idx = divisions > 0 ? 1 : 0;
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if (divisions < 0) {
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divisions = -divisions;
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to_past_idx = -1;
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}
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++to_past_idx;
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/*
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* Print the English sentence
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*
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* We avoid forward and back quotes just to show that the char()
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* builtin function can be used in conjunction with a printf.
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*/
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printf("It%cs %s%s%s%s",
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char(0x27), ny[almost], mn[divisions],
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up[to_past_idx], hr[hours]);
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if (divisions == 0)
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printf(" o%cclock", char(0x27));
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print ".";
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}
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