meta-agl-profile-graphical/recipes-graphics/wayland/weston-ready/weston-ready

   1 #!/bin/bash
   2 #
   3 # Copyright (c) 2018, Konsulko Group
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #    http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16 #
  17
  18 #
  19 # Simple script to check if Weston+IVI shell is ready by calling
  20 # LayerManagerControl, optionally waiting for a specified timeout.
  21 #
  22
  23 usage="Usage: weston-ready [-t timeout]"
  24 timeout=0
  25
  26 function info() { echo "$@" >&2; }
  27
  28 if [ $# -eq 2 ]; then
  29         if [ $1 = "-t" ]; then
  30                 timeout=$(($2 * 10))
  31         else
  32                 echo $usage
  33                 exit 1
  34         fi
  35 fi
  36
  37 info "using timeout $timeout"
  38
  39 time=0
  40 rc=1
  41 while true; do
  42         if [ $time -gt $timeout ]; then
  43                 info "Timeout reached"
  44                 break
  45         elif LayerManagerControl get screens >/dev/null 2>&1; then
  46                 info "Weston is now ready"
  47                 rc=0
  48                 break
  49         fi
  50         info "waiting..."
  51         if [ $timeout -gt 0 ]; then
  52                 usleep 500000
  53         fi
  54         time=$(($time + 5))
  55 done
  56 exit $rc