Enabled build without qt, Ruby and Python

src/buddies/src/buddy_app.pri

@@ -10,7 +10,7 @@ include($$PWD/../../app.pri)
 # On Mac OSX, these buddy tools have to be built as ordinary command line tools;
 # not as bundles (*.app)
 mac {
-	CONFIG -= app_bundle
+  CONFIG -= app_bundle
 }
 
 # Since the main function is entirely unspecific, we can put it into a common
@@ -42,3 +42,8 @@ equals(HAVE_PYTHON, "1") {
 DEFINES += BD_TARGET=$$TARGET
 
 LIBS += $$RUBYLIBFILE
+
+if(mac|linux*) {
+  LIBS += -ldl
+}
+

src/db/unit_tests/dbTilingProcessor.cc

@@ -22,6 +22,7 @@
 
 
 #include "tlUnitTest.h"
+#include "tlThreads.h"
 
 #include "dbTilingProcessor.h"
 #include "dbTextWriter.h"
@@ -32,8 +33,6 @@
 #include "dbShapeProcessor.h"
 
 #include <cstdlib>
-#include <QMutex>
-#include <QMutexLocker>
 
 unsigned int get_rand()
 {
@@ -403,8 +402,8 @@ public:
 
   void add (double x) const
   {
-    static QMutex lock;
-    QMutexLocker locker (&lock);
+    static tl::Mutex lock;
+    tl::MutexLocker locker (&lock);
     *mp_sum += x;
     *mp_n += 1;
   }

src/pyastub/pya.cc

@@ -22,13 +22,14 @@
 
 
 #include "pya.h"
+#include "tlInternational.h"
 
 namespace pya
 {
 
 static void fail (const char *file, int line)
 {
-  throw tl::ScriptError (tl::to_string (QObject::tr ("Python support not compiled in")).c_str (), file, line, "missing_feature", std::vector<tl::BacktraceElement> ());
+  throw tl::ScriptError (tl::to_string (tr ("Python support not compiled in")).c_str (), file, line, "missing_feature", std::vector<tl::BacktraceElement> ());
 }
 
 static PythonInterpreter *sp_pya_interpreter = 0;