diff --git a/upstart-jobs/acpid.nix b/upstart-jobs/acpid.nix index 3a7df58bbafd..e2eb702bcd43 100644 --- a/upstart-jobs/acpid.nix +++ b/upstart-jobs/acpid.nix @@ -5,54 +5,64 @@ let acpiConfDir = pkgs.runCommand "acpi-events" {} '' ensureDir $out - ln -s ${acpiConfFile} $out/events.conf + ${ + # Generate a .conf file for each event. (You can't have + # multiple events in one config file...) + let f = event: + '' + fn=$out/${event.name}.conf + echo "event=${event.event}" > $fn + echo "action=${pkgs.writeScript "${event.name}.sh" event.action}" >> $fn + ''; + in pkgs.lib.concatMapStrings f events + } ''; - acpiConfFile = pkgs.writeText "acpi.conf" - '' - event=button/power.* - action=${powerEventHandler} "%e" - - event=button/lid.* - action=${lidEventHandler} "%e" - - event=ac_adapter.* - action=${acEventHandler} "%e" - ''; + events = [powerEvent lidEvent acEvent]; # Called when the power button is pressed. - powerEventHandler = pkgs.writeScript "acpi-power.sh" - '' - #! ${pkgs.bash}/bin/sh - # Suspend to RAM. - #echo mem > /sys/power/state - ''; + powerEvent = + { name = "power-button"; + event = "button/power.*"; + action = + '' + #! ${pkgs.bash}/bin/sh + ''; + }; # Called when the laptop lid is opened/closed. - lidEventHandler = pkgs.writeScript "acpi-lid.sh" - '' - #! ${pkgs.bash}/bin/sh + lidEvent = + { name = "lid"; + event = "button/lid.*"; + action = + '' + #! ${pkgs.bash}/bin/sh - # Suspend to RAM if the lid is closed. (We also get this event - # when the lid just opened, in which case we obviously don't - # want to suspend again.) - if grep -q closed /proc/acpi/button/lid/LID/state; then - sync - echo mem > /sys/power/state - fi - ''; + # Suspend to RAM if the lid is closed. (We also get this event + # when the lid just opened, in which case we obviously don't + # want to suspend again.) + if grep -q closed /proc/acpi/button/lid/LID/state; then + sync + echo mem > /sys/power/state + fi + ''; + }; # Called when the AC power is connected or disconnected. - acEventHandler = pkgs.writeScript "ac-power.sh" - '' - #! ${pkgs.bash}/bin/sh + acEvent = + { name = "ac-power"; + event = "ac_adapter.*"; + action = + '' + #! ${pkgs.bash}/bin/sh - if grep -q "state:.*on-line" /proc/acpi/ac_adapter/AC/state; then - echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor - elif grep -q "state:.*off-line" /proc/acpi/ac_adapter/AC/state; then - echo ondemand > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor - fi - ''; + if grep -q "state:.*on-line" /proc/acpi/ac_adapter/AC/state; then + echo performance > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor + elif grep -q "state:.*off-line" /proc/acpi/ac_adapter/AC/state; then + echo ondemand > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor + fi + ''; + }; in