dotfiles

$HOME is where the <3 is
git clone git://git.alexkarle.com/dotfiles.git
Log | Files | Refs | Submodules | README

csum (145B) [raw]

      1 #!/bin/sh
      2 # csum -- sum a column
      3 if [ -z "$1" ]; then
      4     echo "usage: csum N [files]" >&2
      5     exit 1
      6 fi
      7 
      8 awk '
      9 { s += $'$1' }
     10 END { print s }
     11 '