request-pull: modernize style
[git/git.git] / git-request-pull.sh
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53dfac44 1#!/bin/sh
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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
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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.'
806f36d4 10SUBDIRECTORY_OK='Yes'
50ab6558 11OPTIONS_KEEPDASHDASH=
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12OPTIONS_SPEC='git request-pull [options] start url [end]
13--
14p show patch text as well
15'
16
806f36d4 17. git-sh-setup
ab421d2c 18
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19GIT_PAGER=
20export GIT_PAGER
21
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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
3c9f1e7c 38base=$1 url=$2 head=${3-HEAD}
ab421d2c 39
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40test -n "$base" && test -n "$url" || usage
41baserev=$(git rev-parse --verify "$base"^0) &&
42headrev=$(git rev-parse --verify "$head"^0) || exit
ab421d2c 43
3c9f1e7c 44merge_base=$(git merge-base $baserev $headrev) ||
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45die "fatal: No commits in common between $base and $head"
46
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47find_matching_branch="/^$headrev "'refs\/heads\//{
48 s/^.* refs\/heads\///
49 p
50 q
51}'
52branch=$(git ls-remote "$url" | sed -n -e "$find_matching_branch")
1a927775 53url=$(git ls-remote --get-url "$url")
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54if test -z "$branch"
55then
ff06c743 56 echo "warn: No branch of $url is at:" >&2
653a31c1 57 git log --max-count=1 --pretty='tformat:warn: %h: %s' $headrev >&2
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58 echo "warn: Are you sure you pushed $head there?" >&2
59 echo >&2
60 echo >&2
61 branch=..BRANCH.NOT.VERIFIED..
62 status=1
63fi
64
10eb0007 65git show -s --format='The following changes since commit %H:
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67 %s (%ci)
68
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69are available in the git repository at:' $baserev &&
70echo " $url $branch" &&
71echo &&
ab421d2c 72
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73git shortlog ^$baserev $headrev &&
74git diff -M --stat --summary $patch $merge_base..$headrev || exit
ff06c743 75exit $status