Summary

   1 #!/bin/sh
   2
   3 tmp=.git/summary-$$
   4 trap 'rm -f $tmp-*' 0
   5
   6 since="$1"
   7 until="$2"
   8
   9 case 0 in
  10 1)
  11         bottom=$(git rev-parse master@{"$1"})
  12         top=$(git rev-parse master@{"$2"})
  13         ;;
  14 0)
  15         git rev-list --first-parent --since="$since" --until="$until" \
  16                 master >"$tmp-1" &&
  17         bottom=$(tail -n 1 "$tmp-1") &&
  18         top=$(head -n 1 "$tmp-1") &&
  19         rm -f "$tmp-1"
  20         ;;
  21 esac
  22
  23 num_patches=$(git rev-list --no-merges $bottom..$top | wc -l)
  24 git shortlog -s -n --no-merges $bottom..$top >"$tmp-0.txt"
  25 num_contrib=$(wc -l <"$tmp-0.txt")
  26
  27 summary=$(git diff --stat -M $bottom..$top | tail -n 1)
  28 num_files=$(expr "$summary" : ' *\([1-9][0-9]*\) files changed')
  29 num_added=$(expr "$summary" : '.*changed, \([1-9][0-9]*\) insertions')
  30 num_deleted=$(expr "$summary" : '.*, \([1-9][0-9]*\) deletions')
  31
  32 cat <<EOF
  33 During the period of $since .. $until:
  34
  35         Number of contributors  : $num_contrib
  36         Number of change sets   : $num_patches
  37         Number of changed files : $num_files
  38         Number of added lines   : $num_added
  39         Number of deleted lines : $num_deleted
  40
  41 Changes during this period are as follows:
  42
  43 EOF
  44
  45 git shortlog -w72,2,4 --no-merges $bottom..$top
  46
  47 git diff --dirstat $bottom..$top