#! /bin/bash

libdir=@LIBDIR@/beam
set -e
. $libdir/common.sh
set +e

help() {
  cat <<EOT
usage: beam COMMAND [OPTIONS] [ITEM [ITEM...]]

COMMANDS are:
EOT
  for cmd in @LIBEXECDIR@/beam-*
  do
    test -x $cmd && $cmd --wtf
  done
  wtf help display help page for a particular command
  echo ""
  echo "Report bugs to <@PACKAGE_BUGREPORT@>"
  exit 0
}

while [ $# -ne 0 ]
do
  case $1 in
  -h|--help) help;;
  -V|--version) print_version;;
  --) shift; break;;
  -*) echo >&2 "$0: unrecognized option $1"; exit 1;;
  *) break;;
  esac
  shift
done

if [ $# -eq 0 ]; then
  error "command not specified"
  abend 1 "try $0 --help for more details"
fi

if [ $1 = "help" ]; then
  shift
  if [ $# -eq 0 ]; then
    man 1 beam
  else
    man 1 beam-$1
  fi
  exit $?
fi

if [ -x @LIBEXECDIR@/beam-$1 ]; then
  cmd=@LIBEXECDIR@/beam-$1
  shift
  $cmd $@
else
  error "unknown command"
  abend 1 "try $0 --help for more details"
fi