mirror of
https://github.com/danog/termux-api-package.git
synced 2024-11-30 04:39:01 +01:00
104 lines
2.8 KiB
Bash
Executable File
104 lines
2.8 KiB
Bash
Executable File
#!/data/data/com.termux/files/usr/bin/bash
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set -e -u
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SCRIPTNAME=termux-sensor
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show_usage () {
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echo "Usage: $SCRIPTNAME"
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echo "Get information about types of sensors as well as live data"
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echo " -h, help Show this help"
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echo " -a, all Listen to all sensors (WARNING! may have battery impact)"
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echo " -c, cleanup Perform cleanup (release sensor resources)"
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echo " -l, list Show list of available sensors"
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echo " -s, sensors [,,,] Sensors to listen to (can contain just partial name)"
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echo " -d, delay [ms] Delay time in milliseconds before receiving new sensor update"
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exit 0
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}
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# ensure we properly release resources if needed on ^C
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trap handle_interrupt SIGTERM SIGINT
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if [ $# -eq 0 ]; then
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echo "No arguments supplied!"
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show_usage
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exit 1;
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fi
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SENSOR_FLAG=1
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ALL_SENSORS_FLAG=2
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LIST_FLAG=4
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CLEANUP_FLAG=8
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DELAY_FLAG=16
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FLAGS=0
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handle_interrupt () {
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echo "Caught interrupt.. Finishing..."
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cleanup
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}
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cleanup () {
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if [ $((FLAGS & (ALL_SENSORS_FLAG | SENSOR_FLAG))) != 0 ]; then
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echo "Performing sensor cleanup"
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call_api -a cleanup
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else
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echo "No cleanup necessary"
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fi
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}
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get_sensors () {
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if [ $# -gt 1 ]; then
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usage_error "Sensor arg should be a comma delimited string!"
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fi
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}
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get_delay () {
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if [ $# -gt 1 ]; then
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usage_error "Too many arguments for -d delay"
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elif ! [[ $1 =~ ^[0-9]+$ ]]; then
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usage_error "Illegal argument! -d delay arg should be a number!"
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fi
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}
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call_api () {
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/data/data/com.termux/files/usr/libexec/termux-api Sensor "$@"
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}
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set_flag () {
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FLAGS=$((FLAGS | $1));
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}
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usage_error () {
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echo "ERROR: $@"
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show_usage
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exit 1
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}
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PARAMS=()
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while getopts :h,a,c,l,s:d: option
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do
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case "$option" in
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h) show_usage ;;
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a) set_flag $ALL_SENSORS_FLAG; PARAMS+=(-a sensors --ez all true);;
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c) set_flag $CLEANUP_FLAG; PARAMS=(-a cleanup) ;;
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l) set_flag $LIST_FLAG; PARAMS=(-a list) ;;
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s) set_flag $SENSOR_FLAG; get_sensors "$OPTARG"; PARAMS+=(-a sensors --es sensors "$OPTARG") ;;
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d) set_flag $DELAY_FLAG; get_delay $OPTARG; PARAMS+=(--ei delay $OPTARG) ;;
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?) echo "$SCRIPTNAME: illegal option -$OPTARG"; exit 1;
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esac
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done
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shift $((OPTIND -1))
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# Validate options were set properly
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if [ $((FLAGS & CLEANUP_FLAG)) -ne 0 ] && [ $FLAGS -ne $CLEANUP_FLAG ]; then
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usage_error "No other options should be specified with -c cleanup!"
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elif [ $((FLAGS & LIST_FLAG)) -ne 0 ] && [ $FLAGS -ne $LIST_FLAG ]; then
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usage_error "No other options should be specified with -l list!"
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elif [ $((FLAGS & DELAY_FLAG)) -ne 0 ] && [ $((FLAGS & (ALL_SENSORS_FLAG | SENSOR_FLAG))) -eq 0 ]; then
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usage_error "Use -s <sensors> or -a option when using -d delay!"
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elif [ $((FLAGS & ALL_SENSORS_FLAG)) -ne 0 ] && [ $((FLAGS & SENSOR_FLAG)) -ne 0 ]; then
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usage_error "Listed sensors will be ignored with -a all option!"
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fi
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call_api "${PARAMS[@]}"
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