ref: 60e255e0c98828271ff67001c749ad879dd1b859
dir: /bmr/
#!/bin/rc
#
# BMR following the Mifflin-St. Jeor equation
# P(kcal/day) = 10*weight(kg) + 6.25*height(cm) - 5*age(yr) + s
# where s is +5 for men and -161 for women
#
rfork ne
s=5
w=()
h=()
a=()
flagfmt='w'
args='weight height age'
fn usage {
aux/usage
exit usage
}
if(! ifs=() eval `{aux/getflags $*} || ! ~ $#* 3)
usage
w=$1
h=$2
a=$3
if(~ $flagw 1)
s=-161
bc <<EOF
scale=4
10*$w + 6.25*$h - 5*$a + $s
EOF