# input is a start, stop range pair
# output is a list of code points with hexadecimal filler glyphs
# input is a start, stop range pair
# output is a list of code points with hexadecimal filler glyphs
grep "^[0-9A-Fa-f]" $1 | \
awk 'NF == 1 {print "unihexgen " $1 " " $1;} \
NF == 2 {print "unihexgen " $1 " " $2;}' | \
grep "^[0-9A-Fa-f]" $1 | \
awk 'NF == 1 {print "unihexgen " $1 " " $1;} \
NF == 2 {print "unihexgen " $1 " " $2;}' | \