git-request-pull.sh

   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
   7 USAGE='<start> <url> [<end>]'
   8 LONG_USAGE='Summarizes the changes between two commits to the standard output,
   9 and includes the given URL in the generated summary.'
  10 SUBDIRECTORY_OK='Yes'
  11 OPTIONS_KEEPDASHDASH=
  12 OPTIONS_SPEC='git request-pull [options] start url [end]
  13 --
  14 p    show patch text as well
  15 '
  16
  17 . git-sh-setup
  18
  19 GIT_PAGER=
  20 export GIT_PAGER
  21
  22 patch=
  23 while   case "$#" in 0) break ;; esac
  24 do
  25         case "$1" in
  26         -p)
  27                 patch=-p ;;
  28         --)
  29                 shift; break ;;
  30         -*)
  31                 usage ;;
  32         *)
  33                 break ;;
  34         esac
  35         shift
  36 done
  37
  38 base=$1
  39 url=$2
  40 head=${3-HEAD}
  41
  42 [ "$base" ] || usage
  43 [ "$url" ] || usage
  44
  45 baserev=`git rev-parse --verify "$base"^0` &&
  46 headrev=`git rev-parse --verify "$head"^0` || exit
  47
  48 merge_base=`git merge-base $baserev $headrev` ||
  49 die "fatal: No commits in common between $base and $head"
  50
  51 branch=$(git ls-remote "$url" \
  52         | sed -n -e "/^$headrev refs.heads./{
  53                 s/^.*   refs.heads.//
  54                 p
  55                 q
  56         }")
  57 url=$(git ls-remote --get-url "$url")
  58 if [ -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
  66 fi
  67
  68 git show -s --format='The following changes since commit %H:
  69
  70   %s (%ci)
  71
  72 are available in the git repository at:' $baserev &&
  73 echo "  $url $branch" &&
  74 echo &&
  75
  76 git shortlog ^$baserev $headrev &&
  77 git diff -M --stat --summary $patch $merge_base..$headrev || exit
  78 exit $status