system/clock: convert to C++

Makefile.am

@@ -278,7 +278,7 @@ libsystem_a_SOURCES = \
 	src/system/EventFD.cxx src/system/EventFD.hxx \
 	src/system/SignalFD.cxx src/system/SignalFD.hxx \
 	src/system/EPollFD.cxx src/system/EPollFD.hxx \
-	src/system/clock.c src/system/clock.h
+	src/system/Clock.cxx src/system/Clock.hxx
 
 # Event loop library
 

src/Timer.cxx

@@ -20,7 +20,7 @@
 #include "config.h"
 #include "Timer.hxx"
 #include "AudioFormat.hxx"
-#include "system/clock.h"
+#include "system/Clock.hxx"
 
 #include <glib.h>
 
@@ -37,7 +37,7 @@ Timer::Timer(const AudioFormat af)
 
 void Timer::Start()
 {
-	time = monotonic_clock_us();
+	time = MonotonicClockUS();
 	started = true;
 }
 
@@ -58,7 +58,7 @@ void Timer::Add(int size)
 
 unsigned Timer::GetDelay() const
 {
-	int64_t delay = (int64_t)(time - monotonic_clock_us()) / 1000;
+	int64_t delay = (int64_t)(time - MonotonicClockUS()) / 1000;
 	if (delay < 0)
 		return 0;
 
@@ -74,7 +74,7 @@ void Timer::Synchronize() const
 
 	assert(started);
 
-	sleep_duration = time - monotonic_clock_us();
+	sleep_duration = time - MonotonicClockUS();
 	if (sleep_duration > 0)
 		g_usleep(sleep_duration);
 }

src/event/Loop.cxx

@@ -19,10 +19,10 @@
 
 #include "config.h"
 #include "Loop.hxx"
-#include "system/clock.h"
 
 #ifdef USE_EPOLL
 
+#include "system/Clock.hxx"
 #include "TimeoutMonitor.hxx"
 #include "SocketMonitor.hxx"
 #include "IdleMonitor.hxx"
@@ -31,7 +31,7 @@
 
 EventLoop::EventLoop(Default)
 	:SocketMonitor(*this),
-	 now_ms(::monotonic_clock_ms()),
+	 now_ms(::MonotonicClockMS()),
 	 quit(false),
 	 n_events(0),
 	 thread(ThreadId::Null())
@@ -114,7 +114,7 @@ EventLoop::Run()
 	assert(!quit);
 
 	do {
-		now_ms = ::monotonic_clock_ms();
+		now_ms = ::MonotonicClockMS();
 
 		/* invoke timers */
 
@@ -162,7 +162,7 @@ EventLoop::Run()
 		const int n = epoll.Wait(events, MAX_EVENTS, timeout_ms);
 		n_events = std::max(n, 0);
 
-		now_ms = ::monotonic_clock_ms();
+		now_ms = ::MonotonicClockMS();
 
 		assert(!quit);
 

src/system/clock.c → src/system/Clock.cxx

 /*
- * Copyright (C) 2003-2012 The Music Player Daemon Project
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
  * http://www.musicpd.org
  *
  * This program is free software; you can redistribute it and/or modify
@@ -17,7 +17,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#include "clock.h"
+#include "Clock.hxx"
 
 #ifdef WIN32
 #include <windows.h>
@@ -31,7 +31,7 @@
 #endif
 
 unsigned
-monotonic_clock_ms(void)
+MonotonicClockMS(void)
 {
 #ifdef WIN32
 	return GetTickCount();
@@ -55,7 +55,7 @@ monotonic_clock_ms(void)
 }
 
 uint64_t
-monotonic_clock_us(void)
+MonotonicClockUS(void)
 {
 #ifdef WIN32
 	LARGE_INTEGER l_value, l_frequency;

src/system/clock.h → src/system/Clock.hxx

 /*
- * Copyright (C) 2003-2012 The Music Player Daemon Project
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
  * http://www.musicpd.org
  *
  * This program is free software; you can redistribute it and/or modify
@@ -24,26 +24,18 @@
 
 #include <stdint.h>
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 /**
  * Returns the value of a monotonic clock in milliseconds.
  */
 gcc_pure
 unsigned
-monotonic_clock_ms(void);
+MonotonicClockMS();
 
 /**
  * Returns the value of a monotonic clock in microseconds.
  */
 gcc_pure
 uint64_t
-monotonic_clock_us(void);
-
-#ifdef __cplusplus
-}
-#endif
+MonotonicClockUS();
 
 #endif