libcamera/base: Move event_notifier to base

Move the event notifier, and associated header updates.

Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

include/libcamera/base/event_notifier.h

@@ -4,8 +4,8 @@
  *
  * event_notifier.h - File descriptor event notifier
  */
-#ifndef __LIBCAMERA_INTERNAL_EVENT_NOTIFIER_H__
-#define __LIBCAMERA_INTERNAL_EVENT_NOTIFIER_H__
+#ifndef __LIBCAMERA_BASE_EVENT_NOTIFIER_H__
+#define __LIBCAMERA_BASE_EVENT_NOTIFIER_H__
 
 #include <libcamera/base/object.h>
 #include <libcamera/base/signal.h>
@@ -45,4 +45,4 @@ private:
 
 } /* namespace libcamera */
 
-#endif /* __LIBCAMERA_INTERNAL_EVENT_NOTIFIER_H__ */
+#endif /* __LIBCAMERA_BASE_EVENT_NOTIFIER_H__ */

include/libcamera/base/meson.build

@@ -7,6 +7,7 @@ libcamera_base_headers = files([
     'class.h',
     'event_dispatcher.h',
     'event_dispatcher_poll.h',
+    'event_notifier.h',
     'file.h',
     'log.h',
     'message.h',

include/libcamera/internal/meson.build

@@ -22,7 +22,6 @@ libcamera_internal_headers = files([
     'device_enumerator.h',
     'device_enumerator_sysfs.h',
     'device_enumerator_udev.h',
-    'event_notifier.h',
     'formats.h',
     'ipa_manager.h',
     'ipa_module.h',

src/libcamera/base/event_dispatcher_poll.cpp

@@ -16,13 +16,12 @@
 #include <sys/eventfd.h>
 #include <unistd.h>
 
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/log.h>
 #include <libcamera/base/thread.h>
 #include <libcamera/base/timer.h>
 #include <libcamera/base/utils.h>
 
-#include "libcamera/internal/event_notifier.h"
-
 /**
  * \file base/event_dispatcher_poll.h
  */

src/libcamera/base/event_notifier.cpp

@@ -5,14 +5,14 @@
  * event_notifier.cpp - File descriptor event notifier
  */
 
-#include "libcamera/internal/event_notifier.h"
-
-#include <libcamera/camera_manager.h>
+#include <libcamera/base/event_notifier.h>
 
 #include <libcamera/base/event_dispatcher.h>
 #include <libcamera/base/message.h>
 #include <libcamera/base/thread.h>
 
+#include <libcamera/camera_manager.h>
+
 /**
  * \file event_notifier.h
  * \brief File descriptor event notifier

src/libcamera/base/meson.build

@@ -5,6 +5,7 @@ libcamera_base_sources = files([
     'bound_method.cpp',
     'event_dispatcher.cpp',
     'event_dispatcher_poll.cpp',
+    'event_notifier.cpp',
     'file.cpp',
     'log.cpp',
     'message.cpp',

src/libcamera/device_enumerator_udev.cpp

@@ -17,9 +17,9 @@
 #include <sys/sysmacros.h>
 #include <unistd.h>
 
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/log.h>
 
-#include "libcamera/internal/event_notifier.h"
 #include "libcamera/internal/media_device.h"
 
 namespace libcamera {

src/libcamera/ipc_unixsocket.cpp

@@ -12,10 +12,9 @@
 #include <sys/socket.h>
 #include <unistd.h>
 
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/log.h>
 
-#include "libcamera/internal/event_notifier.h"
-
 /**
  * \file ipc_unixsocket.h
  * \brief IPC mechanism based on Unix sockets

src/libcamera/meson.build

@@ -15,7 +15,6 @@ libcamera_sources = files([
     'delayed_controls.cpp',
     'device_enumerator.cpp',
     'device_enumerator_sysfs.cpp',
-    'event_notifier.cpp',
     'file_descriptor.cpp',
     'formats.cpp',
     'framebuffer_allocator.cpp',

src/libcamera/process.cpp

@@ -20,11 +20,10 @@
 #include <unistd.h>
 #include <vector>
 
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/log.h>
 #include <libcamera/base/utils.h>
 
-#include "libcamera/internal/event_notifier.h"
-
 /**
  * \file process.h
  * \brief Process object

src/libcamera/v4l2_device.cpp

@@ -16,10 +16,10 @@
 #include <sys/syscall.h>
 #include <unistd.h>
 
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/log.h>
 #include <libcamera/base/utils.h>
 
-#include "libcamera/internal/event_notifier.h"
 #include "libcamera/internal/sysfs.h"
 
 /**

src/libcamera/v4l2_videodevice.cpp

@@ -21,11 +21,11 @@
 
 #include <linux/version.h>
 
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/log.h>
 
 #include <libcamera/file_descriptor.h>
 
-#include "libcamera/internal/event_notifier.h"
 #include "libcamera/internal/media_device.h"
 #include "libcamera/internal/media_object.h"
 

test/event-thread.cpp

@@ -10,11 +10,10 @@
 #include <string.h>
 #include <unistd.h>
 
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/thread.h>
 #include <libcamera/base/timer.h>
 
-#include "libcamera/internal/event_notifier.h"
-
 #include "test.h"
 
 using namespace std;

test/event.cpp

@@ -10,11 +10,10 @@
 #include <unistd.h>
 
 #include <libcamera/base/event_dispatcher.h>
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/thread.h>
 #include <libcamera/base/timer.h>
 
-#include "libcamera/internal/event_notifier.h"
-
 #include "test.h"
 
 using namespace std;

test/ipa/ipa_interface_test.cpp

@@ -15,11 +15,11 @@
 #include <libcamera/ipa/vimc_ipa_proxy.h>
 
 #include <libcamera/base/event_dispatcher.h>
+#include <libcamera/base/event_notifier.h>
 #include <libcamera/base/thread.h>
 #include <libcamera/base/timer.h>
 
 #include "libcamera/internal/device_enumerator.h"
-#include "libcamera/internal/event_notifier.h"
 #include "libcamera/internal/ipa_manager.h"
 #include "libcamera/internal/ipa_module.h"
 #include "libcamera/internal/pipeline_handler.h"