Support for newer versions of Qt (#31072)

* Dynamic QtGui version

* Fixed use of undeclared identifier 'va_start'

* Fix for Qt deprecations

* Fix for dynamic QtGui version

* Update selfdrive/ui/SConscript

---------

Co-authored-by: Adeeb Shihadeh <adeebshihadeh@gmail.com>

SConstruct

@@ -297,8 +297,11 @@ else:
   qt_env['QTDIR'] = qt_install_prefix
   qt_dirs = [
     f"{qt_install_headers}",
-    f"{qt_install_headers}/QtGui/5.12.8/QtGui",
   ]
+
+  qt_gui_path = os.path.join(qt_install_headers, "QtGui")
+  qt_gui_dirs = [d for d in os.listdir(qt_gui_path) if os.path.isdir(os.path.join(qt_gui_path, d))]
+  qt_dirs += f"{qt_install_headers}/QtGui/{qt_gui_dirs[0]}/QtGui" if qt_gui_dirs else []
   qt_dirs += [f"{qt_install_headers}/Qt{m}" for m in qt_modules]
 
   qt_libs = [f"Qt5{m}" for m in qt_modules]

common/swaglog.cc

@@ -10,6 +10,7 @@
 #include <string>
 
 #include <zmq.h>
+#include <stdarg.h>
 #include "third_party/json11/json11.hpp"
 #include "common/version.h"
 #include "system/hardware/hw.h"

selfdrive/ui/SConscript

@@ -19,6 +19,9 @@ if arch == "Darwin":
   del base_libs[base_libs.index('OpenCL')]
   qt_env['FRAMEWORKS'] += ['OpenCL']
 
+# FIXME: remove this once we're on 5.15 (24.04)
+qt_env['CXXFLAGS'] += ["-Wno-deprecated-declarations"]
+
 qt_util = qt_env.Library("qt_util", ["#selfdrive/ui/qt/api.cc", "#selfdrive/ui/qt/util.cc"], LIBS=base_libs)
 widgets_src = ["ui.cc", "qt/widgets/input.cc", "qt/widgets/wifi.cc",
                "qt/widgets/ssh_keys.cc", "qt/widgets/toggle.cc", "qt/widgets/controls.cc",