Merge pull request #85 from jaquer/fix-exit

Added missing space before exit code.

diff --combined letsencrypt.sh
index 0bf871e2f048f9a1a675f9fd2161056e76ffad2c,8556cc4cfeed8e623bd6b43589af7111fa134653..029ed745c60ffe18b09254a96dfe780932b8bfef
--- 1/letsencrypt.sh
--- 2/letsencrypt.sh
+++ b/letsencrypt.sh
@@@ -12,7 -12,7 +12,7 @@@ BASEDIR="${SCRIPTDIR}
  check_dependencies() {
    curl -V > /dev/null 2>&1 || _exiterr "This script requires curl."
    openssl version > /dev/null 2>&1 || _exiterr "This script requres an openssl binary."
 -  sed "" < /dev/null > /dev/null 2>&1 || _exiterr "This script requres sed."
 +  sed -E "" < /dev/null > /dev/null 2>&1 || _exiterr "This script requres sed with support for extended (modern) regular expressions."
    grep -V > /dev/null 2>&1 || _exiterr "This script requres grep."
    mktemp -u -t XXXXXX > /dev/null 2>&1 || _exiterr "This script requires mktemp."
  }
@@@ -77,8 -77,6 +77,8 @@@ init_system() 
    load_config
  
    # Lockfile handling (prevents concurrent access)
 +  LOCKDIR="$(dirname "${LOCKFILE}")"
 +  [[ -w "${LOCKDIR}" ]] || _exiterr "Directory ${LOCKDIR} for LOCKFILE ${LOCKFILE} is not writable, aborting."
    ( set -C; date > "${LOCKFILE}" ) 2>/dev/null || _exiterr "Lock file '${LOCKFILE}' present, aborting."
    remove_lock() { rm -f "${LOCKFILE}"; }
    trap 'remove_lock' EXIT
@@@ -607,7 -605,7 +607,7 @@@ main() 
      env) command_env;;
      sign_domains) command_sign_domains;;
      revoke) command_revoke "${PARAM_REVOKECERT}";;
-     *) command_help; exit1;;
+     *) command_help; exit 1;;
    esac
  }