admin/make-changelog-diff

   1 #! /bin/bash
   2
   3 if [ $# -ne 2 ]; then
   4     echo "usage: $0 TAG1 TAG2" >&2
   5     exit 1
   6 fi
   7
   8 if [ ! -f INSTALL -o ! -f configure -o ! -d lib-src ]; then
   9     echo "this script should be run in the emacs root directory" >&2
  10     exit 2
  11 fi
  12
  13 cvs -q diff -b -r $1 -r $2 $(find -name ChangeLog|sort) |
  14     sed -n -e 's/^=\+/======/p' -e 's/^> //p' -e 's/^diff.*//p' \
  15         -e 's/^RCS file: .cvsroot.emacs.emacs.\(.*\),v/\1/p' |
  16     sed -n -e "/^======$/ {
  17                 N
  18                 N
  19                 h
  20                 d
  21                }
  22                H
  23                s/.*//
  24                x
  25                s/^\n//
  26                p"