meson.build: move macros to event/Features.h

meson.build

@@ -169,13 +169,6 @@ conf.set('HAVE_STRCASESTR', compiler.has_function('strcasestr'))
 
 conf.set('HAVE_PRCTL', is_linux)
 
-conf.set('USE_EVENTFD', is_linux and get_option('eventfd'))
-conf.set('USE_SIGNALFD', is_linux and get_option('signalfd'))
-
-if is_linux and get_option('epoll')
-  conf.set('USE_EPOLL', true)
-endif
-
 if not get_option('syslog').disabled()
   if compiler.has_function('syslog')
     conf.set('HAVE_SYSLOG', true)

src/CommandLine.cxx

@@ -37,6 +37,7 @@
 #include "fs/Traits.hxx"
 #include "fs/FileSystem.hxx"
 #include "fs/StandardDirectory.hxx"
+#include "event/Features.h"
 #include "io/uring/Features.h"
 #include "util/Domain.hxx"
 #include "util/OptionDef.hxx"

src/event/MultiSocketMonitor.hxx

@@ -23,6 +23,7 @@
 #include "IdleMonitor.hxx"
 #include "TimerEvent.hxx"
 #include "SocketMonitor.hxx"
+#include "event/Features.h"
 
 #include <cassert>
 #include <forward_list>

src/event/PollGroup.hxx

@@ -20,7 +20,7 @@
 #ifndef MPD_EVENT_POLLGROUP_HXX
 #define MPD_EVENT_POLLGROUP_HXX
 
-#include "config.h"
+#include "event/Features.h"
 
 #ifdef _WIN32
 

src/event/SignalMonitor.cxx

@@ -18,7 +18,7 @@
  */
 
 #include "SignalMonitor.hxx"
-#include "config.h"
+#include "event/Features.h"
 
 #ifndef _WIN32
 

src/event/SocketMonitor.cxx

@@ -19,6 +19,7 @@
 
 #include "SocketMonitor.hxx"
 #include "Loop.hxx"
+#include "event/Features.h"
 
 #include <cassert>
 #include <utility>

src/event/WakeFD.hxx

@@ -20,7 +20,7 @@
 #ifndef MPD_WAKE_FD_HXX
 #define MPD_WAKE_FD_HXX
 
-#include "config.h"
+#include "event/Features.h"
 
 #ifdef USE_EVENTFD
 #include "system/EventFD.hxx"

src/event/meson.build

+event_features = configuration_data()
+event_features.set('USE_EVENTFD', is_linux and get_option('eventfd'))
+event_features.set('USE_SIGNALFD', is_linux and get_option('signalfd'))
+event_features.set('USE_EPOLL', is_linux and get_option('epoll'))
+configure_file(output: 'Features.h', configuration: event_features)
+
 event_sources = []
 
 if uring_dep.found()