40 lines
768 B
Bash
40 lines
768 B
Bash
#!/bin/bash
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# Roll
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# This script returns the values and sum of a set of dice rolls. The first
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# arg is optional and gives a number of dice. The second arg is the number
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# of sides on the dice. For example "roll 2 6" will give two values from 1
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# to 6 and also returns their sum.
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#
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# (c)2009 Dominic Lepiane
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sides=6
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dice=1
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total=0
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c=0
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if [ $# = 2 ] ; then
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dice=$1
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sides=$2
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elif [ $# = 1 ] ; then
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sides=$1
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else
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echo "Usage: $0 [# of dice] <# of sides>" >&2
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exit -1
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fi
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#echo "Rolling {$dice}d{$sides}"
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while [ $c -lt $dice ] ; do
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c=$((c+1))
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roll=$((RANDOM%sides + 1))
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total=$((total+roll))
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echo -n "$roll "
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done
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if [ $dice -gt 1 ] ; then
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echo -n " = $total"
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fi
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echo ""
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