gistfile1.txt

backouter () {
	if [ $# -ne 1 ]
	then
		echo Backout a merge by closing branch of undesired merge then updating to parent of undesired merge and continuing branch from there.
		echo usage: backouter BAD_MERGE_PARENT
		return
	fi
	hg pull -u && _REV_PARENT=$1 
	_BRANCH=$(hg log -r $_REV_PARENT --template '{branch}') 
	_TEMP_FILE=tempfile 
	hg update $_BRANCH && hg commit --close-branch -m "Close head of undesired merge." && hg update $_REV_PARENT && touch $_TEMP_FILE
	hg add $_TEMP_FILE
	hg commit -m "Continue branch from parent of bad merge ($_REV_PARENT)."
	hg rm $_TEMP_FILE
	hg commit -m "Remove temp file created for merge 'backout'."
	echo
	echo 'WILL NEED TO PUSH WITH --force'
}