diff --git a/flake.nix b/flake.nix index fc595c3d..dac4d69b 100644 --- a/flake.nix +++ b/flake.nix @@ -77,7 +77,7 @@ devShells = genSystems (system: { default = pkgsFor.${system}.mkShell { name = "hyprland-shell"; - nativeBuildInputs = with pkgsFor.${system}; [cmake]; + nativeBuildInputs = with pkgsFor.${system}; [ cmake python3 ]; buildInputs = [self.packages.${system}.wlroots-hyprland]; inputsFrom = [ self.packages.${system}.wlroots-hyprland diff --git a/src/init/initHelpers.cpp b/src/init/initHelpers.cpp index dc51650a..2666ed0b 100644 --- a/src/init/initHelpers.cpp +++ b/src/init/initHelpers.cpp @@ -3,3 +3,19 @@ bool Init::isSudo() { return getuid() != geteuid() || !geteuid(); } + +void Init::gainRealTime() { + const int minPrio = sched_get_priority_min(SCHED_RR); + const struct sched_param param = {.sched_priority = minPrio}; + + if (pthread_setschedparam(pthread_self(), SCHED_RR, ¶m)) { + Debug::log(WARN, "Failed to change process scheduling strategy"); + return; + } + + pthread_atfork(NULL, NULL, []() { + const struct sched_param param = {.sched_priority = 0}; + if (pthread_setschedparam(pthread_self(), SCHED_OTHER, ¶m)) + Debug::log(WARN, "Failed to reset process scheduling strategy"); + }); +} \ No newline at end of file diff --git a/src/init/initHelpers.hpp b/src/init/initHelpers.hpp index 3b9f7915..da9b762a 100644 --- a/src/init/initHelpers.hpp +++ b/src/init/initHelpers.hpp @@ -4,4 +4,5 @@ namespace Init { bool isSudo(); + void gainRealTime(); }; \ No newline at end of file diff --git a/src/main.cpp b/src/main.cpp index 4fcc611f..4d3d6474 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -89,6 +89,7 @@ int main(int argc, char** argv) { } std::cout << "Welcome to Hyprland!\n"; + Init::gainRealTime(); // let's init the compositor. // it initializes basic Wayland stuff in the constructor.