review-scripts/review-diff-pair at main · ljskernel/review-scripts · GitHub

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#!/bin/bash
set -e; set -o pipefail; source __review-shared.sh

if [[ $# -lt 2 ]]; then
	error "usage: $(basename $0) [prev name] [curr name] <prev version> <curr version>"
fi
prev_name=$1
curr_name=$2
prev_version=$3
curr_version=$4

check_prep
if ! has_review_started ${prev_name}; then
	error "review for '${prev_name}' not started"
fi
if ! has_review_started ${curr_name}; then
	error "review for '${curr_name}' not started"
fi

prev_msgid="$(get_review_msgid ${prev_name})"
curr_msgid="$(get_review_msgid ${curr_name})"

if ! is_valid_msgid "${prev_msgid}"; then
	prev_version=${prev_version:-1}
fi
if ! is_valid_msgid "${curr_msgid}"; then
	curr_version=${curr_version:-1}
fi

tmpdir="$(get_temp_dir)"
cleanup_dir_on_exit $tmpdir

prev_mbox_path=$(retrieve_mbox "${prev_name}" ${prev_msgid} $tmpdir quiet)
if [[ -z ${prev_mbox_path} ]]; then
	error "could not retrieve mbox for '${prev_name}'"
fi

curr_mbox_path=$(retrieve_mbox "${curr_name}" ${curr_msgid} $tmpdir quiet)
if [[ -z ${curr_mbox_path} ]]; then
	error "could not retrieve mbox for '${curr_name}'"
fi

if [[ -z "${prev_version}" ]]; then
	prev_version=${prev_version:-"$(get_latest_revision ${prev_mbox_path})"}
fi

if [[ -z "${curr_version}" ]]; then
	curr_version=${curr_version:-"$(get_latest_revision ${curr_mbox_path})"}
fi

prev_mbox_path=${prev_mbox_path:-stub}
curr_mbox_path=${curr_mbox_path:-stub}

review_range_diff ${prev_name} ${curr_name} ${prev_mbox_path} ${curr_mbox_path} $tmpdir ${prev_version} ${curr_version}