initial commit

archive/vendor/github.com/veandco/go-sdl2/sdl/system_linux.go

@@ -0,0 +1,57 @@
+// +build !android
+
+package sdl
+
+/*
+#include "sdl_wrapper.h"
+
+#if !(SDL_VERSION_ATLEAST(2,0,9))
+
+#if defined(WARN_OUTDATED)
+#pragma message("SDL_LinuxSetThreadPriority is not supported before SDL 2.0.9")
+#endif
+
+static int SDL_LinuxSetThreadPriority(Sint64 threadID, int priority)
+{
+	return -1;
+}
+
+#endif
+
+#if !(SDL_VERSION_ATLEAST(2,0,18))
+
+#if defined(WARN_OUTDATED)
+#pragma message("SDL_LinuxSetThreadPriorityAndPolicy is not supported before SDL 2.0.18")
+#endif
+
+static int SDL_LinuxSetThreadPriorityAndPolicy(Sint64 threadID, int sdlPriority, int schedPolicy)
+{
+	return -1;
+}
+
+#endif
+*/
+import "C"
+
+// LinuxSetThreadPriority sets the UNIX nice value for a thread.
+//
+// This uses setpriority() if possible, and RealtimeKit if available.
+//
+// (https://wiki.libsdl.org/SDL_LinuxSetThreadPriority)
+func LinuxSetThreadPriority(threadID int64, priority int) (err error) {
+	_threadID := C.Sint64(threadID)
+	_priority := C.int(priority)
+	return errorFromInt(int(C.SDL_LinuxSetThreadPriority(_threadID, _priority)))
+}
+
+// LinuxSetThreadPriority sets the priority (not nice level) and scheduling policy for a thread.
+//
+// This uses setpriority() if possible, and RealtimeKit if available.
+//
+// (https://wiki.libsdl.org/SDL_LinuxSetThreadPriorityAndPolicy)
+func LinuxSetThreadPriorityAndPolicy(threadID int64, sdlPriority, schedPolicy int) (err error) {
+	_threadID := C.Sint64(threadID)
+	_sdlPriority := C.int(sdlPriority)
+	_schedPolicy := C.int(schedPolicy)
+	return errorFromInt(int(C.SDL_LinuxSetThreadPriorityAndPolicy(_threadID, _sdlPriority, _schedPolicy)))
+}