turn a local git-controlled file path/name into a github link

gistfile1.sh

#!/bin/sh

BRANCH=`git rev-parse --abbrev-ref HEAD`
REMOTES=`git remote -v | awk '{print $2}' | uniq | sort`

if [ $# != 1 ]
then
  echo 'Syntax: githubify <path_to_file>'
  exit 1
fi

FILE=$1

for remote in $REMOTES
do
  if [ `echo $remote | grep '^git'` ]
  then
    remote=`echo $remote | sed 's/:/\//' | sed 's/^git\@/https:\/\//'`
  fi
  remote=`echo $remote | sed 's/.git$//'`
  echo ${remote}/blob/${BRANCH}/${FILE}
done