153 lines
2.4 KiB
Bash
153 lines
2.4 KiB
Bash
#!/bin/sh
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# $NetBSD: countmail,v 1.2 1997/10/03 08:50:42 mrg Exp $
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# Copyright (c) 1994, 1996 Charles Hannum. All rights reserved.
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# Count the messages in your mailbox, using only POSIX shell builtins.
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#
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# Caveats:
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#
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# The read loop is horrendously slow on every implementation I've
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# tried. I suggest using from(1) and wc(1) instead, though these are
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# not shell builtins.
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# for krb.
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#set -- `from -t`
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#v=$3
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set -- `from | wc -l`
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v=$1
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#v=`from | wc -l`
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#v=0
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#exec 0</var/mail/$USER
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#while read line; do
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# case "$line" in
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# "From "*) v=$(($v + 1)) ;;
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# esac
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#done
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#exec 0<&-
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result=
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g=0
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while :; do
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case $v in
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0 | '') break ;;
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?) v=00$v ;;
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??) v=0$v ;;
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esac
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case $v in
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*000) ;;
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*)
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case $g in
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0) ;;
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1) val=THOUSAND ;;
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2) val=MILLION ;;
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3) val=BILLION ;;
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4) val=TRILLION ;;
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5) val=QUADRILLION ;;
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6) val=QUINTILLION ;;
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7) val=SEXTILLION ;;
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8) val=SEPTILLION ;;
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*)
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echo "YOU HAVE TOO MUCH MAIL!" 1>&2
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exit 1
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;;
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esac
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case $g in
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0) ;;
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*) result="$val $result" ;;
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esac
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;;
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esac
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g=$(($g + 1))
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case $v in
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*?10) val=TEN ;;
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*?11) val=ELEVEN ;;
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*?12) val=TWELVE ;;
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*?13) val=THIRTEEN ;;
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*?14) val=FOURTEEN ;;
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*?15) val=FIFTEEN ;;
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*?16) val=SIXTEEN ;;
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*?17) val=SEVENTEEN ;;
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*?18) val=EIGHTEEN ;;
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*?19) val=NINETEEN ;;
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*)
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case $v in
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*?2?) val=TWENTY ;;
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*?3?) val=THIRTY ;;
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*?4?) val=FOURTY ;;
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*?5?) val=FIFTY ;;
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*?6?) val=SIXTY ;;
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*?7?) val=SEVENTY ;;
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*?8?) val=EIGHTY ;;
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*?9?) val=NINETY ;;
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*) val= ;;
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esac
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case $v in
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*?0? | *??0) ;;
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*) val=${val}- ;;
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esac
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case $v in
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*??1) val=${val}ONE ;;
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*??2) val=${val}TWO ;;
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*??3) val=${val}THREE ;;
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*??4) val=${val}FOUR ;;
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*??5) val=${val}FIVE ;;
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*??6) val=${val}SIX ;;
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*??7) val=${val}SEVEN ;;
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*??8) val=${val}EIGHT ;;
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*??9) val=${val}NINE ;;
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esac
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;;
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esac
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case $v in
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*?00) ;;
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*) result="$val $result" ;;
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esac
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case $v in
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*1??) val=ONE ;;
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*2??) val=TWO ;;
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*3??) val=THREE ;;
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*4??) val=FOUR ;;
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*5??) val=FIVE ;;
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*6??) val=SIX ;;
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*7??) val=SEVEN ;;
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*8??) val=EIGHT ;;
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*9??) val=NINE ;;
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esac
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case $v in
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*0??) ;;
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*) result="$val HUNDRED $result" ;;
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esac
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v=${v%%???}
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done
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plural=S
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case "$result" in
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"") result=ZERO ;;
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"ONE ") plural= ;;
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esac
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set -- $result
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echo "$*!
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$* NEW MAIL MESSAGE$plural!
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HAHAHAHAHA!"
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