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-rwxr-xr-xbin/dpmsmouse154
1 files changed, 154 insertions, 0 deletions
diff --git a/bin/dpmsmouse b/bin/dpmsmouse
new file mode 100755
index 0000000..a9ebf09
--- /dev/null
+++ b/bin/dpmsmouse
@@ -0,0 +1,154 @@
+#!/bin/sh
+
+set -eu
+
+DEFAULT_POLL_TIME=5
+
+debug=0
+
+err()
+{
+ local fmt="${1}"
+ shift 1
+
+ printf "Error: ${fmt}\n" "${@}" 1>&2
+ return 0
+}
+
+dbg()
+{
+ local fmt="${1}"
+ shift 1
+
+ case "${debug}" in '1')
+ printf "DEBUG: ${fmt}\n" "${@}" 1>&2
+ esac
+
+ return 0
+}
+
+enable_devices()
+{
+ local device=
+
+ dbg 'Enabling devices:'
+ for device in "${@}"; do
+ dbg ' %s' "${device}"
+ xinput --enable "${device}"
+ done
+}
+
+disable_devices()
+{
+ local device=
+
+ dbg 'Disabling devices:'
+ for device in "${@}"; do
+ dbg ' %s' "${device}"
+ xinput --disable "${device}"
+ done
+}
+
+poll()
+{
+ local poll_time=${1}
+ shift 1
+ local displays=
+ local prev_state=
+ local displays_on=
+ local displays_off=
+ local display=
+ local status=
+ local dpms=
+ local state=
+
+ displays="$(printf '%s ' \
+ /sys/devices/pci????:??/????:??:??.?/drm/card*/card*-*/ \
+ /sys/devices/pci????:??/????:??:??.?/????:??:??.?/drm/card*/card*-*/)"
+
+ prev_state=''
+ while :; do
+ displays_on=0
+ displays_off=0
+ for display in ${displays}; do
+ [ -f "${display}/status" ] || continue
+ read status 0<"${display}/status"
+ case "${status}" in 'disconnected')
+ continue
+ esac
+ read dpms 0<"${display}/dpms"
+ case "${dpms}" in
+ 'On') displays_on=1;;
+ 'Off') displays_off=1;;
+ esac
+ done
+
+ state='enable_devices'
+ case ${displays_on} in 0)
+ case ${displays_off} in 1)
+ state='disable_devices'
+ esac
+ esac
+
+ case "${state}" in
+ "${prev_state}");;
+ *)
+ "${state}" "${@}"
+ prev_state="${state}"
+ ;;
+ esac
+
+ sleep ${poll_time}
+ done
+}
+
+usage()
+{
+ printf 'Usage: %s [<options>] <device> [<device> ...]\n' "${0}"
+ printf '\n'
+ printf 'Options:\n'
+ printf ' -p <secs> Poll at least every <secs> seconds\n'
+ printf ' -d Enable debugging output\n'
+}
+
+main()
+{
+ local move_win=
+ local opt=
+ local dir=
+ local dx=
+ local dy=
+ local cur_dt=
+ local new_dt=
+
+ poll_time=${DEFAULT_POLL_TIME}
+
+ while getopts 'p:d' opt "${@}"; do
+ case "${opt}" in
+ 'p')
+ case "${OPTARG}" in *[!0-9]* | '')
+ usage 1>&2
+ return 1
+ esac
+ poll_time="${OPTARG}"
+ ;;
+ 'd') debug=1;;
+ '?')
+ usage 1>&2
+ return 1
+ ;;
+ esac
+ done
+ shift $((${OPTIND} - 1))
+
+ if [ ${#} -lt 1 ]; then
+ usage 1>&2
+ return 1
+ fi
+
+ poll ${poll_time} "${@}"
+
+ return 0
+}
+
+main "${@}"