eb1c1a0520
- Russia time zone changes. - New zones: Asia/Chita and Asia/Srednekolymsk. - Lots of changes wrt. time zone abbreviations and historical data. - New zone tab data format.
39 lines
678 B
Bash
Executable File
39 lines
678 B
Bash
Executable File
#! /bin/sh
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: 'This file is in the public domain, so clarified as of'
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: '2006-07-17 by Arthur David Olson.'
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case $#-$1 in
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2-|2-0*|2-*[!0-9]*)
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echo "$0: wild year: $1" >&2
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exit 1 ;;
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esac
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case $#-$2 in
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2-even)
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case $1 in
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*[24680]) exit 0 ;;
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*) exit 1 ;;
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esac ;;
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2-nonpres|2-nonuspres)
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case $1 in
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*[02468][048]|*[13579][26]) exit 1 ;;
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*) exit 0 ;;
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esac ;;
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2-odd)
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case $1 in
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*[13579]) exit 0 ;;
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*) exit 1 ;;
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esac ;;
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2-uspres)
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case $1 in
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*[02468][048]|*[13579][26]) exit 0 ;;
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*) exit 1 ;;
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esac ;;
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2-*)
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echo "$0: wild type: $2" >&2 ;;
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esac
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echo "$0: usage is $0 year even|odd|uspres|nonpres|nonuspres" >&2
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exit 1
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