debian-packages/eventcore
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Sketch the missing driver API functions and avoid virtual function calls.

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The individual interface getters are now overridden in the final sub classes to avoid virtual calls whenever the final type is used.
This commit is contained in:
Sönke Ludwig 2016-10-05 13:15:04 +02:00
parent b1663cc472
commit 3868ee64ce
4 changed files with 41 additions and 9 deletions
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11
source/eventcore/driver.d
View file

@ -12,6 +12,7 @@ interface EventDriver {
@property EventDriverSockets sockets(); @property EventDriverSockets sockets();
@property EventDriverTimers udp(); @property EventDriverTimers udp();
@property EventDriverEvents events(); @property EventDriverEvents events();
@property EventDriverSignals signals();
@property EventDriverWatchers watchers(); @property EventDriverWatchers watchers();
} }
@ -143,6 +144,12 @@ interface EventDriverEvents {
void cancelWaitForEvent(EventID event, EventCallback on_event); void cancelWaitForEvent(EventID event, EventCallback on_event);
} }
interface EventDriverSignals {
@safe: /*@nogc:*/ nothrow:
//void waitForSignal(int sig, SignalCallback on_signal);
//void cancelWaitForSignal(sig);
}
interface EventDriverTimers { interface EventDriverTimers {
@safe: /*@nogc:*/ nothrow: @safe: /*@nogc:*/ nothrow:
/** /**
@ -168,7 +175,9 @@ interface EventDriverTimers {
interface EventDriverWatchers { interface EventDriverWatchers {
@safe: /*@nogc:*/ nothrow: @safe: /*@nogc:*/ nothrow:
//WatcherID watchDirectory(Path path, bool recursive);
//void waitForChanges(WatcherID watcher, FileChangesCallback callback);
//void cancelWaitForChanges(WatcherID watcher);
} }

10
source/eventcore/drivers/epoll.d
View file

@ -29,6 +29,16 @@ final class EpollEventDriver : PosixEventDriver {
m_events.length = 100; m_events.length = 100;
} }
nothrow @safe {
override @property EpollEventDriver core() { return this; }
override @property EpollEventDriver files() { return this; }
override @property EpollEventDriver sockets() { return this; }
override @property EpollEventDriver udp() { return this; }
override @property EpollEventDriver events() { return this; }
override @property EpollEventDriver signals() { return this; }
override @property EpollEventDriver watchers() { return this; }
}
override bool doProcessEvents(Duration timeout) override bool doProcessEvents(Duration timeout)
@trusted { @trusted {
import std.algorithm : min; import std.algorithm : min;

19
source/eventcore/drivers/posix.d
View file

@ -36,7 +36,10 @@ private long currStdTime()
return Clock.currStdTime; return Clock.currStdTime;
} }
abstract class PosixEventDriver : EventDriver, EventDriverCore, EventDriverFiles, EventDriverSockets, EventDriverTimers, EventDriverEvents, EventDriverWatchers { abstract class PosixEventDriver : EventDriver,
EventDriverCore, EventDriverFiles, EventDriverSockets, EventDriverTimers,
EventDriverEvents, EventDriverSignals, EventDriverWatchers
{
@safe: /*@nogc:*/ nothrow: @safe: /*@nogc:*/ nothrow:
private { private {
@ -54,12 +57,14 @@ abstract class PosixEventDriver : EventDriver, EventDriverCore, EventDriverFiles
//startNotify!(EventType.read)(m_wakeupEvent, null); // should already be caught by registerFD //startNotify!(EventType.read)(m_wakeupEvent, null); // should already be caught by registerFD
} }
@property PosixEventDriver core() { return this; } // force overriding these in the (final) sub classes to avoid virtual calls
@property PosixEventDriver files() { return this; } abstract override @property PosixEventDriver core();
@property PosixEventDriver sockets() { return this; } abstract override @property PosixEventDriver files();
@property PosixEventDriver udp() { return this; } abstract override @property PosixEventDriver sockets();
@property PosixEventDriver events() { return this; } abstract override @property PosixEventDriver udp();
@property PosixEventDriver watchers() { return this; } abstract override @property PosixEventDriver events();
abstract override @property PosixEventDriver signals();
abstract override @property PosixEventDriver watchers();
mixin DefaultTimerImpl!(); mixin DefaultTimerImpl!();

8
source/eventcore/drivers/select.d
View file

@ -24,6 +24,14 @@ version (Windows) {
final class SelectEventDriver : PosixEventDriver { final class SelectEventDriver : PosixEventDriver {
override @property SelectEventDriver core() { return this; }
override @property SelectEventDriver files() { return this; }
override @property SelectEventDriver sockets() { return this; }
override @property SelectEventDriver udp() { return this; }
override @property SelectEventDriver events() { return this; }
override @property SelectEventDriver signals() { return this; }
override @property SelectEventDriver watchers() { return this; }
override bool doProcessEvents(Duration timeout) override bool doProcessEvents(Duration timeout)
{ {
//assert(Fiber.getThis() is null, "processEvents may not be called from within a fiber!"); //assert(Fiber.getThis() is null, "processEvents may not be called from within a fiber!");