From c21168a74181903535c63f49c5a6d3bd2052c883 Mon Sep 17 00:00:00 2001 From: Ophestra Umiker Date: Wed, 16 Oct 2024 14:38:57 +0900 Subject: system: move enablements from state package This removes the unnecessary import of the state package. Signed-off-by: Ophestra Umiker --- internal/system/enablement.go | 46 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 internal/system/enablement.go (limited to 'internal/system/enablement.go') diff --git a/internal/system/enablement.go b/internal/system/enablement.go new file mode 100644 index 00000000..7876f6b5 --- /dev/null +++ b/internal/system/enablement.go @@ -0,0 +1,46 @@ +package system + +type ( + // Enablement represents an optional system resource + Enablement uint8 + // Enablements represents optional system resources to share + Enablements uint64 +) + +const ( + EWayland Enablement = iota + EX11 + EDBus + EPulse +) + +var enablementString = [...]string{ + EWayland: "Wayland", + EX11: "X11", + EDBus: "D-Bus", + EPulse: "PulseAudio", +} + +const ELen = len(enablementString) + +func (e Enablement) String() string { + return enablementString[e] +} + +func (e Enablement) Mask() Enablements { + return 1 << e +} + +// Has returns whether a feature is enabled +func (es *Enablements) Has(e Enablement) bool { + return *es&e.Mask() != 0 +} + +// Set enables a feature +func (es *Enablements) Set(e Enablement) { + if es.Has(e) { + panic("enablement " + e.String() + " set twice") + } + + *es |= e.Mask() +} -- cgit v1.3.1