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#!/usr/bin/env bash
scrw=`(stty size <&2 || echo 0 0) | cut -d ' ' -f 2` # Screen width
scrh=`(stty size <&2 || echo 0 0) | cut -d ' ' -f 1` # Screen height
# KMS ponies extension
kmscmd=""
[ "$TERM" = "linux" ] && kmscmd=$(for c in $(echo $PATH":" | sed -e 's/:/\/ponysay2kmsponysay /g'); do if [ -f $c ]; then echo $c; break; fi done)
[ ! "$kmscmd" = "" ] && TERM="-linux-"
# Function for printing the ponies and the message
say() {
# Set PONYSAY_SHELL_LINES to default if not specified
[ "$PONYSAY_SHELL_LINES" = "" ] && PONYSAY_SHELL_LINES=2
# Height trunction, show top
function htrunchead {
head --lines=$(( $scrh - $PONYSAY_SHELL_LINES ))
}
# Height trunction, show bottom
function htrunctail {
tail --lines=$(( $scrh - $PONYSAY_SHELL_LINES ))
}
# KMS ponies support
if [ "$kmscmd" = "" ]; then
function runcmd {
cowcmd -f "$pony" "$@"
}
else
function runcmd {
cowcmd -f <($kmscmd "$pony") "$@"
}
fi
# Print the pony and the message
if [ "$TERM" = "linux" ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = 'yes' ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = 'y' ] || [ "$PONYSAY_TRUNCATE_HEIGHT" = '1' ]; then
if [ "$PONYSAY_BOTTOM" = 'yes' ] || [ "$PONYSAY_BOTTOM" = 'y' ] || [ "$PONYSAY_BOTTOM" = '1' ]; then
runcmd "${wrap:+-W$wrap}" | wtrunc | htrunctail
else
runcmd "${wrap:+-W$wrap}" | wtrunc | htrunchead
fi
else
runcmd "${wrap:+-W$wrap}" | wtrunc
fi
}
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