Andrew's git / gitweb.git /
fc080cc5e45d02e618e7224c052de1be676f4360
   1#!/bin/sh
   2# Copyright 2005, Ryan Anderson <ryan@michonline.com>
   3#
   4# This file is licensed under the GPL v2, or a later version
   5# at the discretion of Linus Torvalds.
   6
   7USAGE='<start> <url> [<end>]'
   8LONG_USAGE='Summarizes the changes between two commits to the standard output,
   9and includes the given URL in the generated summary.'
  10SUBDIRECTORY_OK='Yes'
  11OPTIONS_KEEPDASHDASH=
  12OPTIONS_SPEC='git request-pull [options] start url [end]
  13--
  14p    show patch text as well
  15'
  16
  17. git-sh-setup
  18
  19GIT_PAGER=
  20export GIT_PAGER
  21
  22patch=
  23while   case "$#" in 0) break ;; esac
  24do
  25        case "$1" in
  26        -p)
  27                patch=-p ;;
  28        --)
  29                shift; break ;;
  30        -*)
  31                usage ;;
  32        *)
  33                break ;;
  34        esac
  35        shift
  36done
  37
  38base=$1
  39url=$2
  40head=${3-HEAD}
  41
  42[ "$base" ] || usage
  43[ "$url" ] || usage
  44
  45baserev=`git rev-parse --verify "$base"^0` &&
  46headrev=`git rev-parse --verify "$head"^0` || exit
  47
  48merge_base=`git merge-base $baserev $headrev` ||
  49die "fatal: No commits in common between $base and $head"
  50
  51branch=$(git ls-remote "$url" \
  52        | sed -n -e "/^$headrev refs.heads./{
  53                s/^.*   refs.heads.//
  54                p
  55                q
  56        }")
  57url=$(git ls-remote --get-url "$url")
  58if [ -z "$branch" ]; then
  59        echo "warn: No branch of $url is at:" >&2
  60        git log --max-count=1 --pretty='tformat:warn:   %h: %s' $headrev >&2
  61        echo "warn: Are you sure you pushed $head there?" >&2
  62        echo >&2
  63        echo >&2
  64        branch=..BRANCH.NOT.VERIFIED..
  65        status=1
  66fi
  67
  68git show -s --format='The following changes since commit %H:
  69
  70  %s (%ci)
  71
  72are available in the git repository at:' $baserev &&
  73echo "  $url $branch" &&
  74echo &&
  75
  76git shortlog ^$baserev $headrev &&
  77git diff -M --stat --summary $patch $merge_base..$headrev || exit
  78exit $status