pushd: not foundというエラー ref: http://qiita.com/ota42y/items/fe1549f339b65ac88e31

file0.txt

#!/bin/bash

if [ $# -ne 1 ]; then
  echo "plese set folder" 1>&2
  exit 1
fi

dir=$1
main=${dir%/}
today=`date "+%d.txt"`

log=“${main}/log/${today}"

pushd $(dirname $0)

git checkout .
git pull origin master

./scripta/start.sh $main $log
./scriptb/start.sh $main $log

popd