my-to-dot.sh

   1 #!/bin/sh
   2
   3 set -e
   4
   5 echo "digraph lattice {"
   6
   7 shape="shape=Mrecord, style=filled,"
   8 git rev-list --pretty=format:"%H %h|%an|%s" "$@" |
   9         sed "s/[\"\{\}()<>]/\\\\&/g" |
  10         sed -n "s/^\([0-9a-f]\{40\}\) \(.*\)$/n\1 [$shape label=\"{\2}\"]/p"
  11
  12 git rev-list --parents "$@" |
  13         while read commit parents
  14         do
  15                 for p in $parents
  16                 do
  17                         echo "n$commit -> n$p"
  18                 done
  19         done
  20
  21 echo "}"