Fix compile on macOS

...by not passing in IDE_LIBEXEC_PATH.

While at it, fix the call to CrashHandlerSetup.

Change-Id: Ie4018bf58f286c121bb85951546c4fe4d31e9959
Reviewed-by: Eike Ziller <eike.ziller@qt.io>

src/app/app.pro

@@ -8,8 +8,6 @@ DESTDIR = $$IDE_APP_PATH
 VERSION = $$QTCREATOR_VERSION
 QT -= testlib
 
-DEFINES += IDE_LIBEXEC_PATH=\\\"$$IDE_LIBEXEC_PATH\\\"
-
 HEADERS += ../tools/qtcreatorcrashhandler/crashhandlersetup.h
 SOURCES += main.cpp ../tools/qtcreatorcrashhandler/crashhandlersetup.cpp
 

src/app/app.qbs

@@ -23,7 +23,6 @@ QtcProduct {
     installDir: qtc.ide_bin_path
     property bool qtcRunnable: true
 
-    cpp.defines: base.concat(['IDE_LIBEXEC_PATH="' + qtc.ide_libexec_path + '"'])
     cpp.rpaths: qbs.targetOS.contains("macos") ? ["@executable_path/../Frameworks"]
                                              : ["$ORIGIN/../" + qtc.libDirName + "/qtcreator"]
     cpp.includePaths: [

src/app/main.cpp

@@ -327,8 +327,9 @@ int main(int argc, char **argv)
     const int threadCount = QThreadPool::globalInstance()->maxThreadCount();
     QThreadPool::globalInstance()->setMaxThreadCount(qMax(4, 2 * threadCount));
 
-    // Display a backtrace once a serious signal is delivered.
-    CrashHandlerSetup setupCrashHandler(IDE_LIBEXEC_PATH);
+    // Display a backtrace once a serious signal is delivered (Linux only).
+    const QString libexecPath = QCoreApplication::applicationDirPath() + "/../libexec/qtcreator";
+    CrashHandlerSetup setupCrashHandler(appNameC, CrashHandlerSetup::EnableRestart, libexecPath);
 
 #ifdef ENABLE_QT_BREAKPAD
     QtSystemExceptionHandler systemExceptionHandler;