Merge branch 'atomic-wait' into 'master'

[build] Check if std::atomic wait()/notify{_all}() is avaialble

See merge request !326

eval/meson.build

@@ -16,8 +16,25 @@ executable(
   dependencies: emper_dep,
 )
 
-executable(
-  'io_latency',
-  'IoLatency.cpp',
-  dependencies: emper_dep,
+std_atomic_wait_notify_code = '''\
+#include <atomic>
+int main() {
+  std::atomic<bool> atomic_bool;
+  atomic_bool.notify_one();
+}
+'''
+cpp_has_std_atomic_wait_noitify = cpp_compiler.links(
+  std_atomic_wait_notify_code,
+  args: '--std=c++2a',
+  name: 'std_atomic_wait_notify',
 )
+
+if cpp_has_std_atomic_wait_noitify
+  executable(
+    'io_latency',
+    'IoLatency.cpp',
+    dependencies: emper_dep,
+  )
+else
+  warning('C++ compiler does not support std::atomic wait()/notify()/notify_all(), not building io_latency binary')
+endif