Fix CTF with static build

- Do not require feature library
- Load static plugin

Change-Id: I6c3ec72e20b9f2800c1d350dac795fccbb8c381e
Reviewed-by: Janne Koskinen <janne.p.koskinen@qt.io>
Reviewed-by: Antti Määttä <antti.maatta@qt.io>

1 files changed, 27 insertions, 0 deletions

diff --git a/src/corelib/tracing/qctf.cpp b/src/corelib/tracing/qctf.cpp
index 6601398beb..ff81d0a678 100644
--- a/src/corelib/tracing/qctf.cpp
+++ b/src/corelib/tracing/qctf.cpp
@@ -7,6 +7,7 @@
 #include <qpluginloader.h>
 #include <qfileinfo.h>
 #include <qdir.h>
+#include <qjsonarray.h>
 
 #include "qctf_p.h"
 
@@ -18,6 +19,8 @@ static bool s_prevent_recursion = false;
 static bool s_shutdown = false;
 static QCtfLib* s_plugin = nullptr;
 
+#if QT_CONFIG(library) && defined(QT_SHARED)
+
 #if defined(Q_OS_ANDROID)
 static QString findPlugin(const QString &plugin)
 {
@@ -64,6 +67,30 @@ static bool loadPlugin(bool &retry)
     return true;
 }
 
+#else
+
+#define QCtfPluginIID QStringLiteral("org.qt-project.Qt.QCtfLib")
+
+static bool loadPlugin(bool &retry)
+{
+    retry = false;
+    const auto &plugins = QPluginLoader::staticPlugins();
+    for (const auto &plugin : plugins) {
+        const auto json = plugin.metaData();
+        const auto IID = json[QStringLiteral("IID")];
+        if (IID.toString() == QCtfPluginIID) {
+            s_plugin = qobject_cast<QCtfLib *>(plugin.instance());
+            if (!s_plugin)
+                return false;
+            s_plugin->shutdown(&s_shutdown);
+            return true;
+        }
+    }
+    return false;
+}
+
+#endif
+
 static bool initialize()
 {
     if (s_shutdown || s_prevent_recursion)