Merge branch 'master' into issue217

30 files changed, 431 insertions, 173 deletions

diff --git a/README.md b/README.md
index c2acded..d7560de 100644
--- a/README.md
+++ b/README.md
@@ -108,8 +108,7 @@ This will download the latest sources into a directory named 'openscad'.
 To pull the MCAD library (http://reprap.org/wiki/MCAD), do the following:
 
     cd openscad
-    git submodule init
-    git submodule update
+    git submodule update --init
 
 ### Building for Mac OS X
 
diff --git a/RELEASE_NOTES b/RELEASE_NOTES
index d912be4..252b38b 100644
--- a/RELEASE_NOTES
+++ b/RELEASE_NOTES
@@ -21,7 +21,6 @@ o Changed multmatrix floating-point output to improve dumptest portability
 o Regression test auto-starts & stops Xvfb / Xvnc if on headless unix machine
 o CGAL triangulation more lenient- enables partial rendering of 'bad' DXF data
 o Fixes problem where local changes are overwritten on automatic reload when included files has changed.
-o Non-ascii filenames are now allowed
 
 OpenSCAD 2013.01
 ================
diff --git a/openscad.pro b/openscad.pro
index d9442d4..42b8ef0 100644
--- a/openscad.pro
+++ b/openscad.pro
@@ -247,6 +247,7 @@ HEADERS += src/version_check.h \
            src/Camera.h \
            src/system-gl.h \
            src/stl-utils.h \
+           src/boost-utils.h \
            src/svg.h \
            \
            src/lodepng.h \
@@ -291,6 +292,7 @@ SOURCES += src/version_check.cc \
            src/progress.cc \
            src/parsersettings.cc \
            src/stl-utils.cc \
+           src/boost-utils.cc \
            \
            src/nodedumper.cc \
            src/traverser.cc \
diff --git a/scripts/macosx-build-dependencies.sh b/scripts/macosx-build-dependencies.sh
index 3687041..f3fbc2b 100755
--- a/scripts/macosx-build-dependencies.sh
+++ b/scripts/macosx-build-dependencies.sh
@@ -28,7 +28,7 @@ OPTION_32BIT=true
 OPTION_LLVM=false
 OPTION_CLANG=false
 OPTION_GCC=false
-DETECTED_LION=false
+OPTION_DEPLOY=false
 export QMAKESPEC=macx-g++
 
 printUsage()
@@ -370,12 +370,13 @@ do
   esac
 done
 
-OSVERSION=`sw_vers -productVersion | cut -d. -f2`
-if [[ $OSVERSION -ge 7 ]]; then
-  echo "Detected Lion or later"
-  DETECTED_LION=true
+OSX_VERSION=`sw_vers -productVersion | cut -d. -f2`
+if (( $OSX_VERSION >= 8 )); then
+  echo "Detected Mountain Lion (10.8) or later"
+elif (( $OSX_VERSION >= 7 )); then
+  echo "Detected Lion (10.7) or later"
 else
-  echo "Detected Snow Leopard or earlier"
+  echo "Detected Snow Leopard (10.6) or earlier"
 fi
 
 USING_LLVM=false
@@ -387,7 +388,7 @@ elif $OPTION_GCC; then
   USING_GCC=true
 elif $OPTION_CLANG; then
   USING_CLANG=true
-elif $DETECTED_LION; then
+elif (( $OSX_VERSION >= 7 )); then
   USING_GCC=true
 fi
 
@@ -411,6 +412,26 @@ elif $USING_CLANG; then
   export QMAKESPEC=unsupported/macx-clang
 fi
 
+if (( $OSX_VERSION >= 8 )); then
+  echo "Setting build target to 10.6 or later"
+  MAC_OSX_VERSION_MIN=10.6
+else
+  echo "Setting build target to 10.5 or later"
+  MAC_OSX_VERSION_MIN=10.5
+fi
+
+if $OPTION_DEPLOY; then
+  echo "Building deployment version of libraries"
+else
+  OPTION_32BIT=false
+fi
+
+if $OPTION_32BIT; then
+  echo "Building combined 32/64-bit binaries"
+else
+  echo "Building 64-bit binaries"
+fi
+
 echo "Using basedir:" $BASEDIR
 mkdir -p $SRCDIR $DEPLOYDIR
 build_qt 4.8.4
diff --git a/scripts/uni-build-dependencies.sh b/scripts/uni-build-dependencies.sh
index dc61f74..bfc830f 100755
--- a/scripts/uni-build-dependencies.sh
+++ b/scripts/uni-build-dependencies.sh
@@ -264,6 +264,12 @@ build_boost()
     echo boost build failed
     exit 1
   fi
+  if [ "`ls $DEPLOYDIR/include/ | grep boost.[0-9]`" ]; then
+    if [ ! -e $DEPLOYDIR/include/boost ]; then
+      echo "boost is old, make a symlink to $DEPLOYDIR/include/boost & rerun"
+      exit 1
+    fi
+  fi
 }
 
 build_cgal()
@@ -276,17 +282,26 @@ build_cgal()
   echo "Building CGAL" $version "..."
   cd $BASEDIR/src
   rm -rf CGAL-$version
-  if [ ! -f CGAL-$version.tar.* ]; then
-    # 4.1
-    curl --insecure -O https://gforge.inria.fr/frs/download.php/31640/CGAL-$version.tar.bz2
-    # 4.0.2 curl --insecure -O https://gforge.inria.fr/frs/download.php/31174/CGAL-$version.tar.bz2
-    # 4.0 curl --insecure -O https://gforge.inria.fr/frs/download.php/30387/CGAL-$version.tar.gz #4.0
-    # 3.9 curl --insecure -O https://gforge.inria.fr/frs/download.php/29125/CGAL-$version.tar.gz #3.9
-    # 3.8 curl --insecure -O https://gforge.inria.fr/frs/download.php/28500/CGAL-$version.tar.gz
-    # 3.7 curl --insecure -O https://gforge.inria.fr/frs/download.php/27641/CGAL-$version.tar.gz
-  fi
-  tar xf CGAL-$version.tar.bz2
+  ver4_1="curl --insecure -O https://gforge.inria.fr/frs/download.php/31640/CGAL-4.1.tar.bz2"
+  ver4_0_2="curl --insecure -O https://gforge.inria.fr/frs/download.php/31174/CGAL-4.0.2.tar.bz2"
+  ver4_0="curl --insecure -O https://gforge.inria.fr/frs/download.php/30387/CGAL-4.0.tar.gz"
+  ver3_9="curl --insecure -O https://gforge.inria.fr/frs/download.php/29125/CGAL-3.9.tar.gz"
+  ver3_8="curl --insecure -O https://gforge.inria.fr/frs/download.php/28500/CGAL-3.8.tar.gz"
+  ver3_7="curl --insecure -O https://gforge.inria.fr/frs/download.php/27641/CGAL-3.7.tar.gz"
+  vernull="echo already downloaded..skipping"
+  download_cmd=ver`echo $version | sed s/"\."/"_"/`
+  if [ -e CGAL-$version.tar.gz ]; then download_cmd=vernull; fi
+  if [ -e CGAL-$version.tar.bz2 ]; then download_cmd=vernull; fi
+  `eval echo "$"$download_cmd`
+  if [ -e CGAL-$version.tar.gz ]; then tar xf CGAL-$version.tar.gz; fi
+  if [ -e CGAL-$version.tar.bz2 ]; then tar xf CGAL-$version.tar.bz2; fi
   cd CGAL-$version
+
+  # older cmakes have buggy FindBoost that can result in
+  # finding the system libraries but OPENSCAD_LIBRARIES include paths
+  FINDBOOST_CMAKE=$OPENSCAD_SCRIPTDIR/../tests/FindBoost.cmake
+  cp $FINDBOOST_CMAKE ./cmake/modules/
+
   mkdir bin
   cd bin
   rm -rf ./*
@@ -295,10 +310,13 @@ build_cgal()
   else
     CGAL_BUILDTYPE="Debug"
   fi
+
+  DEBUGBOOSTFIND=0 # for debugging FindBoost.cmake (not for debugging boost)
+  Boost_NO_SYSTEM_PATHS=1
   if [ "`echo $2 | grep use-sys-libs`" ]; then
-    cmake -DCMAKE_INSTALL_PREFIX=$DEPLOYDIR -DWITH_CGAL_Qt3=OFF -DWITH_CGAL_Qt4=OFF -DWITH_CGAL_ImageIO=OFF -DCMAKE_BUILD_TYPE=$CGAL_BUILDTYPE ..
+    cmake -DCMAKE_INSTALL_PREFIX=$DEPLOYDIR -DWITH_CGAL_Qt3=OFF -DWITH_CGAL_Qt4=OFF -DWITH_CGAL_ImageIO=OFF -DCMAKE_BUILD_TYPE=$CGAL_BUILDTYPE -DBoost_DEBUG=$DEBUGBOOSTFIND ..
   else
-    cmake -DCMAKE_INSTALL_PREFIX=$DEPLOYDIR -DGMP_INCLUDE_DIR=$DEPLOYDIR/include -DGMP_LIBRARIES=$DEPLOYDIR/lib/libgmp.so -DGMPXX_LIBRARIES=$DEPLOYDIR/lib/libgmpxx.so -DGMPXX_INCLUDE_DIR=$DEPLOYDIR/include -DMPFR_INCLUDE_DIR=$DEPLOYDIR/include -DMPFR_LIBRARIES=$DEPLOYDIR/lib/libmpfr.so -DWITH_CGAL_Qt3=OFF -DWITH_CGAL_Qt4=OFF -DWITH_CGAL_ImageIO=OFF -DBOOST_ROOT=$DEPLOYDIR -DBoost_USE_MULTITHREADED=false -DCMAKE_BUILD_TYPE=$CGAL_BUILD_TYPE ..
+    cmake -DCMAKE_INSTALL_PREFIX=$DEPLOYDIR -DGMP_INCLUDE_DIR=$DEPLOYDIR/include -DGMP_LIBRARIES=$DEPLOYDIR/lib/libgmp.so -DGMPXX_LIBRARIES=$DEPLOYDIR/lib/libgmpxx.so -DGMPXX_INCLUDE_DIR=$DEPLOYDIR/include -DMPFR_INCLUDE_DIR=$DEPLOYDIR/include -DMPFR_LIBRARIES=$DEPLOYDIR/lib/libmpfr.so -DWITH_CGAL_Qt3=OFF -DWITH_CGAL_Qt4=OFF -DWITH_CGAL_ImageIO=OFF -DBOOST_LIBRARYDIR=$DEPLOYDIR/lib -DBOOST_INCLUDEDIR=$DEPLOYDIR/include -DCMAKE_BUILD_TYPE=$CGAL_BUILD_TYPE -DBoost_DEBUG=$DEBUGBOOSTFIND -DBoost_NO_SYSTEM_PATHS=1 ..
   fi
   make -j$NUMCPU
   make install
@@ -459,7 +477,11 @@ build_eigen()
 # the 'dirname' command installed
 
 if [ "`command -v dirname`" ]; then
+  RUNDIR=$PWD
   OPENSCAD_SCRIPTDIR=`dirname $0`
+  cd $OPENSCAD_SCRIPTDIR
+  OPENSCAD_SCRIPTDIR=$PWD
+  cd $RUNDIR
 else
   if [ ! -f openscad.pro ]; then
     echo "Must be run from the OpenSCAD source root directory (dont have 'dirname')"
@@ -513,7 +535,7 @@ if [ $1 ]; then
     exit $?
   fi
   if [ $1 = "cgal" ]; then
-    build_cgal 4.0.2 use-sys-libs
+    build_cgal 4.1 use-sys-libs
     exit $?
   fi
   if [ $1 = "opencsg" ]; then
diff --git a/scripts/uni-get-dependencies.sh b/scripts/uni-get-dependencies.sh
index 98170de..e2fdaa7 100755
--- a/scripts/uni-get-dependencies.sh
+++ b/scripts/uni-get-dependencies.sh
@@ -7,7 +7,8 @@
 get_fedora_deps()
 {
  sudo yum install qt-devel bison flex eigen2-devel python-paramiko \
-  boost-devel mpfr-devel gmp-devel glew-devel CGAL-devel gcc pkgconfig git libXmu-devel
+  boost-devel mpfr-devel gmp-devel glew-devel CGAL-devel gcc pkgconfig \
+  git libXmu-devel curl imagemagick
 }
 
 get_qomo_deps()
@@ -19,7 +20,7 @@ get_altlinux_deps()
 {
  for i in boost-devel boost-filesystem-devel gcc4.5 gcc4.5-c++ boost-program_options-devel \
   boost-thread-devel boost-system-devel boost-regex-devel eigen2 libmpfr libgmp libgmp_cxx-devel qt4-devel libcgal-devel git-core \
-  libglew-devel flex bison; do sudo apt-get install $i; done
+  libglew-devel flex bison curl imagemagick; do sudo apt-get install $i; done
 }
 
 get_freebsd_deps()
@@ -27,19 +28,19 @@ get_freebsd_deps()
  pkg_add -r bison boost-libs cmake git bash eigen2 flex gmake gmp mpfr \
   xorg libGLU libXmu libXi xorg-vfbserver glew \
   qt4-corelib qt4-gui qt4-moc qt4-opengl qt4-qmake qt4-rcc qt4-uic \
-  opencsg cgal
+  opencsg cgal curl imagemagick
 }
 
 get_netbsd_deps()
 {
  sudo pkgin install bison boost cmake git bash eigen flex gmake gmp mpfr \
-  qt4 glew cgal opencsg modular-xorg python27 py27-paramiko
+  qt4 glew cgal opencsg modular-xorg python27 py27-paramiko curl imagemagick
 }
 
 get_opensuse_deps()
 {
  sudo zypper install libeigen2-devel mpfr-devel gmp-devel boost-devel \
-  libqt4-devel glew-devel cmake git bison flex cgal-devel opencsg-devel
+  libqt4-devel glew-devel cmake git bison flex cgal-devel opencsg-devel curl
 }
 
 get_mageia_deps()
@@ -56,7 +57,7 @@ get_debian_deps()
   libxmu-dev cmake bison flex git-core libboost-all-dev \
   libXi-dev libmpfr-dev libboost-dev libglew-dev libeigen2-dev \
   libeigen3-dev libcgal-dev libopencsg-dev libgmp3-dev libgmp-dev \
-  python-paramiko ; do
+  python-paramiko curl imagemagick; do
    sudo apt-get -y install $pkg;
  done
 }
diff --git a/src/CGALEvaluator.cc b/src/CGALEvaluator.cc
index 7c483cb..6ad9e4d 100644
--- a/src/CGALEvaluator.cc
+++ b/src/CGALEvaluator.cc
@@ -206,9 +206,11 @@ CGAL_Nef_polyhedron CGALEvaluator::applyResize(const CgaladvNode &node)
 		bb = bounding_box( *N.p3 );
 	}
 
-	Eigen::Matrix<NT,3,1> scale, bbox_size;
-	scale << 1,1,1;
-	bbox_size << bb.xmax()-bb.xmin(), bb.ymax()-bb.ymin(), bb.zmax()-bb.zmin();
+	std::vector<NT> scale, bbox_size;
+	for (int i=0;i<3;i++) scale.push_back( NT(1) );
+	bbox_size.push_back( bb.xmax()-bb.xmin() );
+	bbox_size.push_back( bb.ymax()-bb.ymin() );
+	bbox_size.push_back( bb.zmax()-bb.zmin() );
 	for (int i=0;i<3;i++) {
 		if (node.newsize[i]) {
 			if (bbox_size[i]==NT(0)) {
@@ -220,7 +222,7 @@ CGAL_Nef_polyhedron CGALEvaluator::applyResize(const CgaladvNode &node)
 			}
 		}
 	}
-	NT autoscale = scale.maxCoeff();
+	NT autoscale = std::max( scale[0], std::max( scale[1], scale[2] ));
 	for (int i=0;i<3;i++) {
 		if (node.autosize[i]) scale[i] = autoscale;
 	}
diff --git a/src/boost-utils.cc b/src/boost-utils.cc
new file mode 100644
index 0000000..534cbaa
--- /dev/null
+++ b/src/boost-utils.cc
@@ -0,0 +1,168 @@
+#include "boosty.h"
+#include "boost-utils.h"
+#include <stdio.h>
+#include <iostream>
+
+// If the given (absolute) path is relative to the relative_to path, return a new
+// relative path. Will normalize the given path first
+fs::path boostfs_relative_path(const fs::path &path, const fs::path &relative_to)
+{
+	// create absolute paths
+	fs::path p = boosty::absolute(boostfs_normalize(path));
+	fs::path r = boosty::absolute(relative_to);
+	
+	// if root paths are different, return absolute path
+	if (p.root_path() != r.root_path())
+		return p;
+	
+	// initialize relative path
+	fs::path result;
+	
+	// find out where the two paths diverge
+	fs::path::const_iterator itr_path = p.begin();
+	fs::path::const_iterator itr_relative_to = r.begin();
+	while (*itr_path == *itr_relative_to && itr_path != p.end() && itr_relative_to != r.end()) {
+		++itr_path;
+		++itr_relative_to;
+	}
+	
+	// add "../" for each remaining token in relative_to
+	if (itr_relative_to != r.end()) {
+		++itr_relative_to;
+		while (itr_relative_to != r.end()) {
+			result /= "..";
+			++itr_relative_to;
+		}
+	}
+	
+	// add remaining path
+	while (itr_path != p.end()) {
+		result /= *itr_path;
+		++itr_path;
+	}
+	
+	return result;
+}
+
+// Will normalize the given path, i.e. remove any redundant ".." path elements.
+fs::path boostfs_normalize(const fs::path &path)
+{
+	fs::path absPath = boosty::absolute(path);
+	fs::path::iterator it = absPath.begin();
+	fs::path result = *it;
+	if (it!=absPath.end()) it++;
+
+	// Get canonical version of the existing part
+	for(;exists(result) && it != absPath.end(); ++it) {
+		result /= *it;
+	}
+	result = boosty::canonical(result.parent_path());
+	if (it!=absPath.begin()) it--;
+
+	// For the rest remove ".." and "." in a path with no symlinks
+	for (; it != absPath.end(); ++it) {
+		// Just move back on ../
+		if (*it == "..") {
+			result = result.parent_path();
+		}
+		// Ignore "."
+		else if (*it != ".") {
+			// Just cat other path entries
+			result /= *it;
+		}
+	}
+
+	return result;
+}
+
+/**
+ * https://svn.boost.org/trac/boost/ticket/1976#comment:2
+ * 
+ * "The idea: uncomplete(/foo/new, /foo/bar) => ../new
+ *  The use case for this is any time you get a full path (from an open dialog, perhaps)
+ *  and want to store a relative path so that the group of files can be moved to a different
+ *  directory without breaking the paths. An IDE would be a simple example, so that the
+ *  project file could be safely checked out of subversion."
+ * 
+ * ALGORITHM:
+ *  iterate path and base
+ * compare all elements so far of path and base
+ * whilst they are the same, no write to output
+x2 * when they change, or one runs out:
+ *   write to output, ../ times the number of remaining elements in base
+ *   write to output, the remaining elements in path
+ */
+fs::path
+boostfs_uncomplete(fs::path const p, fs::path const base)
+{
+	if (p == base) return "./";
+	/*!! this breaks stuff if path is a filename rather than a directory,
+		which it most likely is... but then base shouldn't be a filename so... */
+
+	// create absolute paths
+	fs::path abs_p = boosty::absolute(boostfs_normalize(p));
+	fs::path abs_base = boosty::absolute(base);
+
+	fs::path from_path, from_base, output;
+
+	fs::path::iterator path_it = abs_p.begin(),    path_end = abs_p.end();
+	fs::path::iterator base_it = abs_base.begin(), base_end = abs_base.end();
+
+	// check for emptiness
+	if ((path_it == path_end) || (base_it == base_end)) {
+		throw std::runtime_error("path or base was empty; couldn't generate relative path");
+	}
+
+#ifdef WIN32
+	// drive letters are different; don't generate a relative path
+	if (*path_it != *base_it) return p;
+
+	// now advance past drive letters; relative paths should only go up
+	// to the root of the drive and not past it
+	++path_it, ++base_it;
+#endif
+
+	// Cache system-dependent dot, double-dot and slash strings
+	const std::string _dot  = ".";
+	const std::string _dots = "..";
+	const std::string _sep = "/";
+
+	// iterate over path and base
+	while (true) {
+
+		// compare all elements so far of path and base to find greatest common root;
+		// when elements of path and base differ, or run out:
+		if ((path_it == path_end) || (base_it == base_end) || (*path_it != *base_it)) {
+
+			// write to output, ../ times the number of remaining elements in base;
+			// this is how far we've had to come down the tree from base to get to the common root
+			for (; base_it != base_end; ++base_it) {
+				if (*base_it == _dot)
+					continue;
+				else if (*base_it == _sep)
+					continue;
+
+				output /= "../";
+			}
+
+			// write to output, the remaining elements in path;
+			// this is the path relative from the common root
+			fs::path::iterator path_it_start = path_it;
+			for (; path_it != path_end; ++path_it) {
+				if (path_it != path_it_start) output /= "/";
+				if (*path_it == _dot) continue;
+				if (*path_it == _sep) continue;
+				output /= *path_it;
+			}
+			break;
+		}
+
+		// add directory level to both paths and continue iteration
+		from_path /= fs::path(*path_it);
+		from_base /= fs::path(*base_it);
+
+		++path_it, ++base_it;
+	}
+
+	return output;
+}
diff --git a/src/boost-utils.h b/src/boost-utils.h
new file mode 100644
index 0000000..3678ecc
--- /dev/null
+++ b/src/boost-utils.h
@@ -0,0 +1,13 @@
+#ifndef BOOST_UTILS_H_
+#define BOOST_UTILS_H_
+
+#include <boost/filesystem.hpp>
+namespace fs = boost::filesystem;
+
+// FIXME: boostfs_relative_path() has been replaced by 
+// boostfs_uncomplete(), but kept around for now.
+fs::path boostfs_relative_path(const fs::path &path, const fs::path &relative_to);
+fs::path boostfs_normalize(const fs::path &path);
+fs::path boostfs_uncomplete(fs::path const p, fs::path const base);
+
+#endif
diff --git a/src/boosty.h b/src/boosty.h
index 6ec417a..82c765b 100644
--- a/src/boosty.h
+++ b/src/boosty.h
@@ -10,9 +10,8 @@
  versions of boost found on popular versions of linux, circa early 2012.
 
  design
-  hope that the user is compiling with boost>1.46 + filesystem v3
-  if not, fall back to older deprecated functions, and rely on
-  testing to find bugs. implement the minimum needed by OpenSCAD and no more.
+  the boost filsystem changed around 1.46-1.48. we do a large #ifdef
+  based on boost version that wraps various functions appropriately.
   in a few years, this file should be deleted as unnecessary.
 
  see also
@@ -27,7 +26,9 @@
 #include <string>
 #include <boost/version.hpp>
 #include <boost/filesystem.hpp>
+#include <boost/algorithm/string.hpp>
 namespace fs = boost::filesystem;
+#include "printutils.h"
 
 namespace boosty {
 
@@ -77,6 +78,67 @@ inline std::string extension_str( fs::path p)
 
 #endif
 
+
+
+
+
+#if BOOST_VERSION >= 104800
+
+inline fs::path canonical( fs::path p, fs::path p2 )
+{
+	return fs::canonical( p, p2 );
+}
+
+inline fs::path canonical( fs::path p )
+{
+	return fs::canonical( p );
+}
+
+#else
+
+inline fs::path canonical( fs::path p, fs::path p2 )
+{
+#if defined (__WIN32__) || defined(__APPLE__)
+#error you should be using a newer version of boost on win/mac
+#endif
+	// based on the code in boost
+	fs::path result;
+	if (p=="") p=p2;
+	std::string result_s;
+	std::vector<std::string> resultv, pieces;
+	std::vector<std::string>::iterator pi;
+	std::string tmps = boosty::stringy( p );
+	boost::split( pieces, tmps, boost::is_any_of("/") );
+	for ( pi = pieces.begin(); pi != pieces.end(); ++pi )
+	{
+		if (*pi == "..")
+			resultv.erase( resultv.end() );
+		else
+			resultv.push_back( *pi );
+	}
+	for ( pi = resultv.begin(); pi != resultv.end(); ++pi )
+	{
+		if ((*pi).length()>0) result_s = result_s + "/" + *pi;
+	}
+	result = fs::path( result_s );
+	if (fs::is_symlink(result))
+	{
+		PRINT("WARNING: canonical() wrapper can't do symlinks. rebuild openscad with boost >=1.48");
+		PRINT("WARNING: or don't use symbolic links");
+	}
+	return result;
+}
+
+inline fs::path canonical( fs::path p )
+{
+	return canonical( p, fs::current_path() );
+}
+
+#endif
+
+
+
+
 } // namespace
 
 #endif
diff --git a/src/dxfdata.cc b/src/dxfdata.cc
index f34af51..8415228 100644
--- a/src/dxfdata.cc
+++ b/src/dxfdata.cc
@@ -41,8 +41,9 @@
 #include <sstream>
 #include <map>
 
-#include <QDir>
 #include "value.h"
+#include "boost-utils.h"
+#include "boosty.h"
 
 /*! \class DxfData
 
@@ -389,10 +390,10 @@ DxfData::DxfData(double fn, double fs, double fa,
 	BOOST_FOREACH(const EntityList::value_type &i, unsupported_entities_list) {
 		if (layername.empty()) {
 			PRINTB("WARNING: Unsupported DXF Entity '%s' (%x) in %s.",
-						 i.first % i.second % QuotedString(QDir::current().relativeFilePath(QString::fromLocal8Bit(filename.c_str())).toLocal8Bit().constData()));
+						 i.first % i.second % QuotedString(boosty::stringy(boostfs_uncomplete(filename, fs::current_path()))));
 		} else {
 			PRINTB("WARNING: Unsupported DXF Entity '%s' (%x) in layer '%s' of %s.",
-						 i.first % i.second % layername % QuotedString(QDir::current().relativeFilePath(QString::fromLocal8Bit(filename.c_str())).toLocal8Bit().constData()));
+						 i.first % i.second % layername % QuotedString(boosty::stringy(boostfs_uncomplete(filename, fs::current_path()))));
 		}
 	}
 
diff --git a/src/dxftess-glu.cc b/src/dxftess-glu.cc
index 1a8bfa5..3f87729 100644
--- a/src/dxftess-glu.cc
+++ b/src/dxftess-glu.cc
@@ -3,14 +3,11 @@
 #include "polyset.h"
 #include "grid.h"
 #include <stdio.h>
+#include <boost/foreach.hpp>
 
 #include "system-gl.h"
 #include "mathc99.h"
 
-#include <QVector>
-#include <QPair>
-#include <QHash>
-
 #ifdef WIN32
 #  define STDCALL __stdcall
 #else
@@ -31,7 +28,7 @@ struct tess_triangle {
 
 static GLenum tess_type;
 static int tess_count;
-static QVector<tess_triangle> tess_tri;
+static std::vector<tess_triangle> tess_tri;
 static GLdouble *tess_p1, *tess_p2;
 
 static void STDCALL tess_vertex(void *vertex_data)
@@ -48,7 +45,7 @@ static void STDCALL tess_vertex(void *vertex_data)
 			tess_p2 = p;
 		}
 		if (tess_count > 1) {
-			tess_tri.append(tess_triangle(tess_p1, tess_p2, p));
+			tess_tri.push_back(tess_triangle(tess_p1, tess_p2, p));
 			tess_p2 = p;
 		}
 	}
@@ -61,9 +58,9 @@ static void STDCALL tess_vertex(void *vertex_data)
 		}
 		if (tess_count > 1) {
 			if (tess_count % 2 == 1) {
-				tess_tri.append(tess_triangle(tess_p2, tess_p1, p));
+				tess_tri.push_back(tess_triangle(tess_p2, tess_p1, p));
 			} else {
-				tess_tri.append(tess_triangle(tess_p1, tess_p2, p));
+				tess_tri.push_back(tess_triangle(tess_p1, tess_p2, p));
 			}
 			tess_p1 = tess_p2;
 			tess_p2 = p;
@@ -77,7 +74,7 @@ static void STDCALL tess_vertex(void *vertex_data)
 			tess_p2 = p;
 		}
 		if (tess_count == 2) {
-			tess_tri.append(tess_triangle(tess_p1, tess_p2, p));
+			tess_tri.push_back(tess_triangle(tess_p1, tess_p2, p));
 			tess_count = -1;
 		}
 	}
@@ -188,6 +185,17 @@ static bool point_on_line(double *p1, double *p2, double *p3)
 	return true;
 }
 
+typedef std::pair<int,int> pair_ii;
+inline void do_emplace( boost::unordered_multimap<int, pair_ii> &tri_by_atan2, int ai, const pair_ii &indexes)
+{
+#if BOOST_VERSION >= 104800
+			tri_by_atan2.emplace(ai, indexes);
+#else
+			std::pair< int, pair_ii > tmp( ai, indexes );
+			tri_by_atan2.insert( tmp );
+#endif
+}
+
 /*!
 	up: true if the polygon is facing in the normal direction (i.e. normal = [0,0,1])
 	rot: CLOCKWISE rotation around positive Z axis
@@ -214,7 +222,7 @@ void dxf_tesselate(PolySet *ps, DxfData &dxf, double rot, bool up, bool do_trian
 
 
 	tess_tri.clear();
-	QList<tess_vdata> vl;
+	std::list<tess_vdata> vl;
 
 	gluTessBeginPolygon(tobj, NULL);
 
@@ -225,7 +233,7 @@ void dxf_tesselate(PolySet *ps, DxfData &dxf, double rot, bool up, bool do_trian
 		gluTessNormal(tobj, 0, 0, +1);
 	}
 
-	Grid3d< QPair<int,int> > point_to_path(GRID_COARSE);
+	Grid3d< std::pair<int,int> > point_to_path(GRID_COARSE);
 
 	for (int i = 0; i < dxf.paths.size(); i++) {
 		if (!dxf.paths[i].is_closed)
@@ -234,12 +242,12 @@ void dxf_tesselate(PolySet *ps, DxfData &dxf, double rot, bool up, bool do_trian
 		for (int j = 1; j < dxf.paths[i].indices.size(); j++) {
 			point_to_path.data(dxf.points[dxf.paths[i].indices[j]][0],
 												 dxf.points[dxf.paths[i].indices[j]][1],
-												 h) = QPair<int,int>(i, j);
-			vl.append(tess_vdata());
-			vl.last().v[0] = dxf.points[dxf.paths[i].indices[j]][0];
-			vl.last().v[1] = dxf.points[dxf.paths[i].indices[j]][1];
-			vl.last().v[2] = h;
-			gluTessVertex(tobj, vl.last().v, vl.last().v);
+												 h) = std::pair<int,int>(i, j);
+			vl.push_back(tess_vdata());
+			vl.back().v[0] = dxf.points[dxf.paths[i].indices[j]][0];
+			vl.back().v[1] = dxf.points[dxf.paths[i].indices[j]][1];
+			vl.back().v[2] = h;
+			gluTessVertex(tobj, vl.back().v, vl.back().v);
 		}
 		gluTessEndContour(tobj);
 	}
@@ -263,7 +271,7 @@ void dxf_tesselate(PolySet *ps, DxfData &dxf, double rot, bool up, bool do_trian
 				point_on_line(tess_tri[i].p[1], tess_tri[i].p[2], tess_tri[i].p[0]) ||
 				point_on_line(tess_tri[i].p[2], tess_tri[i].p[0], tess_tri[i].p[1])) {
 			// printf("DEBUG: Removed triangle\n");
-			tess_tri.remove(i--);
+			tess_tri.erase(tess_tri.begin() + i--);
 		}
 	}
 
@@ -277,13 +285,13 @@ void dxf_tesselate(PolySet *ps, DxfData &dxf, double rot, bool up, bool do_trian
 	if (do_triangle_splitting)
 	{
 		bool added_triangles = true;
-		typedef QPair<int,int> QPair_ii;
-		QHash<int, QPair_ii> tri_by_atan2;
+		typedef std::pair<int,int> pair_ii;
+		boost::unordered_multimap<int, pair_ii> tri_by_atan2;
 		for (int i = 0; i < tess_tri.size(); i++)
 		for (int j = 0; j < 3; j++) {
 			int ai = (int)round(atan2(fabs(tess_tri[i].p[(j+1)%3][0] - tess_tri[i].p[j][0]),
 					fabs(tess_tri[i].p[(j+1)%3][1] - tess_tri[i].p[j][1])) / 0.001);
-			tri_by_atan2.insertMulti(ai, QPair<int,int>(i, j));
+			do_emplace( tri_by_atan2, ai, std::pair<int,int>(i, j) );
 		}
 		while (added_triangles)
 		{
@@ -294,20 +302,23 @@ void dxf_tesselate(PolySet *ps, DxfData &dxf, double rot, bool up, bool do_trian
 			for (int i = 0; i < tess_tri.size(); i++)
 			for (int k = 0; k < 3; k++)
 			{
-				QHash<QPair_ii, QPair_ii> possible_neigh;
+				boost::unordered_map<pair_ii, pair_ii> possible_neigh;
 				int ai = (int)floor(atan2(fabs(tess_tri[i].p[(k+1)%3][0] - tess_tri[i].p[k][0]),
 						fabs(tess_tri[i].p[(k+1)%3][1] - tess_tri[i].p[k][1])) / 0.001 - 0.5);
 				for (int j = 0; j < 2; j++) {
-					foreach (const QPair_ii &jl, tri_by_atan2.values(ai+j))
-						if (i != jl.first)
-							possible_neigh[jl] = jl;
+					for (boost::unordered_multimap<int, pair_ii>::iterator it = tri_by_atan2.find(ai+j);
+							 it != tri_by_atan2.end();
+							 it++) {
+						if (i != it->first) possible_neigh[it->second] = it->second;
+					}
 				}
 #ifdef DEBUG_TRIANGLE_SPLITTING
 				printf("%d/%d: %d\n", i, k, possible_neigh.size());
 #endif
-				foreach (const QPair_ii &jl, possible_neigh) {
-					int j = jl.first;
-					for (int l = jl.second; l != (jl.second + 2) % 3; l = (l + 1) % 3)
+				typedef std::pair<pair_ii,pair_ii> ElemPair;
+				BOOST_FOREACH (const ElemPair &elem, possible_neigh) {
+					int j = elem.first.first;
+					for (int l = elem.first.second; l != (elem.first.second + 2) % 3; l = (l + 1) % 3)
 					if (point_on_line(tess_tri[i].p[k], tess_tri[j].p[l], tess_tri[i].p[(k+1)%3])) {
 #ifdef DEBUG_TRIANGLE_SPLITTING
 						printf("%% %f %f %f %f %f %f [%d %d]\n",
@@ -316,18 +327,18 @@ void dxf_tesselate(PolySet *ps, DxfData &dxf, double rot, bool up, bool do_trian
 								tess_tri[i].p[(k+1)%3][0], tess_tri[i].p[(k+1)%3][1],
 								i, j);
 #endif
-						tess_tri.append(tess_triangle(tess_tri[j].p[l],
+						tess_tri.push_back(tess_triangle(tess_tri[j].p[l],
 								tess_tri[i].p[(k+1)%3], tess_tri[i].p[(k+2)%3]));
 						for (int m = 0; m < 2; m++) {
-							int ai = (int)round(atan2(fabs(tess_tri.last().p[(m+1)%3][0] - tess_tri.last().p[m][0]),
-									fabs(tess_tri.last().p[(m+1)%3][1] - tess_tri.last().p[m][1])) / 0.001 );
-							tri_by_atan2.insertMulti(ai, QPair<int,int>(tess_tri.size()-1, m));
+							int ai = (int)round(atan2(fabs(tess_tri.back().p[(m+1)%3][0] - tess_tri.back().p[m][0]),
+									fabs(tess_tri.back().p[(m+1)%3][1] - tess_tri.back().p[m][1])) / 0.001 );
+							do_emplace(tri_by_atan2, ai, std::pair<int,int>(tess_tri.size()-1, m));
 						}
 						tess_tri[i].p[(k+1)%3] = tess_tri[j].p[l];
 						for (int m = 0; m < 2; m++) {
 							int ai = (int)round(atan2(fabs(tess_tri[i].p[(m+1)%3][0] - tess_tri[i].p[m][0]),
 									fabs(tess_tri[i].p[(m+1)%3][1] - tess_tri[i].p[m][1])) / 0.001 );
-							tri_by_atan2.insertMulti(ai, QPair<int,int>(i, m));
+							do_emplace(tri_by_atan2, ai, std::pair<int,int>(i, m));
 						}
 						added_triangles = true;
 					}
diff --git a/src/func.cc b/src/func.cc
index 791e957..26d7e69 100644
--- a/src/func.cc
+++ b/src/func.cc
@@ -449,7 +449,7 @@ Value builtin_search(const Context *, const std::vector<std::string>&, const std
 		      if (num_returns_per_match > 1 && matchCount >= num_returns_per_match) break;
 		    }
 		  }
-		  if (matchCount == 0) PRINTB("  search term not found: \"%s\"", findThis.toString()[i]);
+		  if (matchCount == 0) PRINTB("  WARNING: search term not found: \"%s\"", findThis.toString()[i]);
 		  if (num_returns_per_match == 0 || num_returns_per_match > 1) {
 				returnvec.push_back(Value(resultvec));
 			}
@@ -478,10 +478,10 @@ Value builtin_search(const Context *, const std::vector<std::string>&, const std
 		  }
 		  if (num_returns_per_match == 1 && matchCount == 0) {
 		    if (findThis.toVector()[i].type() == Value::NUMBER) {
-					PRINTB("  search term not found: %s",findThis.toVector()[i].toDouble());
+					PRINTB("  WARNING: search term not found: %s",findThis.toVector()[i].toDouble());
 				}
 		    else if (findThis.toVector()[i].type() == Value::STRING) {
-					PRINTB("  search term not found: \"%s\"",findThis.toVector()[i].toString());
+					PRINTB("  WARNING: search term not found: \"%s\"",findThis.toVector()[i].toString());
 				}
 		    returnvec.push_back(Value(resultvec));
 		  }
@@ -490,7 +490,7 @@ Value builtin_search(const Context *, const std::vector<std::string>&, const std
 			}
 		}
 	} else {
-		PRINTB("  search: none performed on input %s", findThis);
+		PRINTB("  WARNING: search: none performed on input %s", findThis);
 		return Value();
 	}
 	return Value(returnvec);
diff --git a/src/highlighter.cc b/src/highlighter.cc
index 391e3a5..bf80bb4 100644
--- a/src/highlighter.cc
+++ b/src/highlighter.cc
@@ -151,7 +151,7 @@ Highlighter::Highlighter(QTextDocument *parent)
 	tokentypes["import"] << "include" << "use" << "import_stl" << "import" << "import_dxf" << "dxf_dim" << "dxf_cross";
 	typeformats["import"].setForeground(Qt::darkYellow);
 
-	tokentypes["special"] << "$children" << "child" << "$fn" << "$fa" << "$fb";
+	tokentypes["special"] << "$children" << "child" << "$fn" << "$fa" << "$fs" << "$t" << "$vpt" << "$vpr";
 	typeformats["special"].setForeground(Qt::darkGreen);
 
 	tokentypes["extrude"] << "linear_extrude" << "rotate_extrude";
diff --git a/src/import.cc b/src/import.cc
index bbf5a6e..627fb56 100644
--- a/src/import.cc
+++ b/src/import.cc
@@ -251,10 +251,15 @@ PolySet *ImportNode::evaluate_polyset(class PolySetEvaluator *) const
 #ifdef ENABLE_CGAL
 		CGAL_Polyhedron poly;
 		std::ifstream file(this->filename.c_str(), std::ios::in | std::ios::binary);
-		file >> poly;
-		file.close();
-		
-		p = createPolySetFromPolyhedron(poly);
+		if (!file.good()) {
+			PRINTB("WARNING: Can't open import file '%s'.", this->filename);
+		}
+		else {
+			file >> poly;
+			file.close();
+			
+			p = createPolySetFromPolyhedron(poly);
+		}
 #else
   PRINT("WARNING: OFF import requires CGAL.");
 #endif
diff --git a/src/parsersettings.cc b/src/parsersettings.cc
index a757ba1..8d82744 100644
--- a/src/parsersettings.cc
+++ b/src/parsersettings.cc
@@ -3,8 +3,9 @@
 #include <boost/foreach.hpp>
 #include "boosty.h"
 #include <boost/algorithm/string.hpp>
-#include <qglobal.h> // Needed for Q_ defines - move the offending code somewhere else
+#ifdef __APPLE__
 #include "CocoaUtils.h"
+#endif
 
 namespace fs = boost::filesystem;
 
diff --git a/src/value.cc b/src/value.cc
index f14f826..ebb825d 100644
--- a/src/value.cc
+++ b/src/value.cc
@@ -34,12 +34,14 @@
 #include <boost/variant/apply_visitor.hpp>
 #include <boost/variant/static_visitor.hpp>
 #include <boost/format.hpp>
-
-#include <QtCore/QDir>
+#include "boost-utils.h"
+#include "boosty.h"
 
 std::ostream &operator<<(std::ostream &stream, const Filename &filename)
 {
-  stream << QuotedString(QDir::current().relativeFilePath(QString::fromLocal8Bit(filename.c_str())).toLocal8Bit().constData());
+  fs::path fnpath = fs::path( (std::string)filename );
+  fs::path fpath = boostfs_uncomplete(fnpath, fs::current_path());
+  stream << QuotedString(boosty::stringy( fpath ));
   return stream;
 }
 
diff --git a/testdata/scad/templates/import_dxf-tests-template.scad b/testdata/scad/templates/import_dxf-tests-template.scad
index f10dd06..91eca7a 100644
--- a/testdata/scad/templates/import_dxf-tests-template.scad
+++ b/testdata/scad/templates/import_dxf-tests-template.scad
@@ -4,7 +4,7 @@ translate([-210,0,0]) import(file="../../dxf/polygons.dxf", origin=[0,110]);
 translate([-210,0,0]) import(file="../../dxf/polygons.dxf", origin=[110,110], scale=0.5);
 import(file="../../dxf/multiple-layers.dxf");
 translate([-200,200,0]) import(file="../../dxf/multiple-layers.dxf", layer="0");
-translate([0,200,0]) import(file="../../dxf/multiple-layers.dxf", layer="0");
+translate([0,200,0]) import(filename="../../dxf/multiple-layers.dxf", layername="0");
 translate([200,200,0]) import(file="../../dxf/multiple-layers.dxf", layer="noname");
 translate([0,200,0]) import(file="../../dxf/multiple-layers.dxf", layer="Layer with a pretty long name including \\ \"special\" /'\\\\ characters");
 translate([200,0,0]) import(file="@CMAKE_SOURCE_DIR@/../testdata/dxf/polygons.dxf");
diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index a0d8f6b..34432d3 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -97,7 +97,7 @@ endif()
 
 # Clang compiler
 
-if(CMAKE_CXX_COMPILER MATCHES ".*clang.*")
+if(${CMAKE_CXX_COMPILER} MATCHES ".*clang.*")
   # disable enormous amount of warnings about CGAL
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-parameter")
   set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-variable")
@@ -179,28 +179,6 @@ if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
   FIND_LIBRARY(COCOA_LIBRARY Cocoa REQUIRED)
 endif(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
 
-# Qt4
-
-set(CMAKE_INCLUDE_DIRECTORIES_BEFORE ON)
-find_package(OpenGL REQUIRED)
-if ( "${OPENGL_glu_LIBRARY}" MATCHES "NOTFOUND" )
-  # GLU and Mesa split in late 2012 so some systems dont have GLU
-  find_library(OPENGL_glu_LIBRARY GLU HINTS "$ENV{OPENSCAD_LIBRARIES}/lib" REQUIRED)
-  set( OPENGL_LIBRARY ${OPENGL_glu_LIBRARY} ${OPENGL_LIBRARY} )
-endif()
-
-if (MINGW_CROSS_ENV_DIR) 
-  mingw_cross_env_find_qt()
-  mingw_cross_env_info()
-  include_directories( ${QT_INCLUDE_DIRS} )
-  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${QT_CFLAGS_OTHER}")
-else()
-  find_package(Qt4 COMPONENTS QtCore REQUIRED)
-  include(${QT_USE_FILE})
-endif()
-
-set(CMAKE_INCLUDE_DIRECTORIES_BEFORE OFF)
-
 
 # Eigen
 
@@ -268,6 +246,8 @@ else()
   inclusion(EIGEN_DIR EIGEN_INCLUDE_DIR)
 endif()
 
+# OpenGL
+find_package(OpenGL REQUIRED)
 
 # OpenCSG
 if (NOT $ENV{OPENCSGDIR} STREQUAL "")
@@ -374,7 +354,7 @@ if("${CGAL_MAJOR_VERSION}.${CGAL_MINOR_VERSION}" VERSION_LESS 3.6)
 endif()
 inclusion(CGAL_DIR CGAL_INCLUDE_DIRS)
 
-if(CMAKE_CXX_COMPILER MATCHES ".*clang.*")
+if(${CMAKE_CXX_COMPILER} MATCHES ".*clang.*" AND NOT ${CGAL_CXX_FLAGS_INIT} STREQUAL "" )
 	string(REPLACE "-frounding-math" "" CGAL_CXX_FLAGS_INIT ${CGAL_CXX_FLAGS_INIT})
 	string(REPLACE "--param=ssp-buffer-size=4" "" CGAL_CXX_FLAGS_INIT ${CGAL_CXX_FLAGS_INIT})
 endif()
@@ -444,6 +424,7 @@ set(CORE_SOURCES
   ../src/rotateextrude.cc 
   ../src/printutils.cc 
   ../src/progress.cc 
+  ../src/boost-utils.cc 
   ${FLEX_OpenSCADlexer_OUTPUTS}
   ${BISON_OpenSCADparser_OUTPUTS})
 
@@ -604,6 +585,10 @@ else()
   set(GUI_BINPATH "${CMAKE_CURRENT_SOURCE_DIR}/../openscad")
 endif()
 
+if(EXISTS "${CMAKE_CURRENT_BINARY_DIR}/openscad")
+  set(GUI_BINPATH "${CMAKE_CURRENT_BINARY_DIR}/openscad")
+endif()
+
 if(EXISTS "${GUI_BINPATH}")
   message(STATUS "Found OpenSCAD GUI binary: ${GUI_BINPATH}")
 else()
diff --git a/tests/cgalcachetest.cc b/tests/cgalcachetest.cc
index 3a0a855..b7e51b5 100644
--- a/tests/cgalcachetest.cc
+++ b/tests/cgalcachetest.cc
@@ -40,7 +40,6 @@
 #include "PolySetCGALEvaluator.h"
 #include "CGALCache.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -57,7 +56,6 @@ namespace po = boost::program_options;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::string;
 
@@ -124,13 +122,12 @@ int main(int argc, char **argv)
 	
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
-	currentdir = boosty::stringy( fs::current_path() );
+	currentdir = boosty::stringy(fs::current_path());
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/cgalpngtest.cc b/tests/cgalpngtest.cc
index 52205fd..947a231 100644
--- a/tests/cgalpngtest.cc
+++ b/tests/cgalpngtest.cc
@@ -43,7 +43,6 @@
 #include "cgal.h"
 #include "OffscreenView.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -57,7 +56,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::string;
 
@@ -97,13 +95,12 @@ int main(int argc, char **argv)
 #endif
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/cgalstlsanitytest.cc b/tests/cgalstlsanitytest.cc
index 2815463..228bfde 100644
--- a/tests/cgalstlsanitytest.cc
+++ b/tests/cgalstlsanitytest.cc
@@ -38,11 +38,6 @@
 #include "CGALEvaluator.h"
 #include "PolySetCGALEvaluator.h"
 
-#include <QCoreApplication>
-#include <QFile>
-#include <QDir>
-#include <QSet>
-#include <QTextStream>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -56,7 +51,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::string;
 
@@ -83,13 +77,12 @@ int main(int argc, char **argv)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/cgaltest.cc b/tests/cgaltest.cc
index 4a15050..9c8c090 100644
--- a/tests/cgaltest.cc
+++ b/tests/cgaltest.cc
@@ -38,7 +38,6 @@
 #include "CGALEvaluator.h"
 #include "PolySetCGALEvaluator.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -52,7 +51,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::string;
 
@@ -76,13 +74,12 @@ int main(int argc, char **argv)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/csgtermtest.cc b/tests/csgtermtest.cc
index e793c4a..864ba5d 100644
--- a/tests/csgtermtest.cc
+++ b/tests/csgtermtest.cc
@@ -38,7 +38,6 @@
 #include "Tree.h"
 #include "csgterm.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -53,7 +52,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::cout;
 
@@ -71,13 +69,12 @@ int main(int argc, char **argv)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/csgtestcore.cc b/tests/csgtestcore.cc
index 7583a41..1e518e2 100644
--- a/tests/csgtestcore.cc
+++ b/tests/csgtestcore.cc
@@ -23,9 +23,6 @@
 #include "csgtermnormalizer.h"
 #include "OffscreenView.h"
 
-#include <QCoreApplication>
-#include <QTimer>
-
 #include <sstream>
 #include <vector>
 
@@ -128,14 +125,12 @@ int csgtestcore(int argc, char *argv[], test_type_e test_type)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
-
 	fs::path original_path = fs::current_path();
 
 	std::string currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/csgtexttest.cc b/tests/csgtexttest.cc
index e050232..6a72dff 100644
--- a/tests/csgtexttest.cc
+++ b/tests/csgtexttest.cc
@@ -37,7 +37,6 @@
 #include "builtin.h"
 #include "Tree.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -52,7 +51,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 void csgTree(CSGTextCache &cache, const AbstractNode &root)
 {
@@ -75,13 +73,12 @@ int main(int argc, char **argv)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/dumptest.cc b/tests/dumptest.cc
index 3627608..32c9842 100644
--- a/tests/dumptest.cc
+++ b/tests/dumptest.cc
@@ -35,7 +35,6 @@
 #include "builtin.h"
 #include "Tree.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -50,7 +49,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::string;
 
@@ -81,13 +79,12 @@ int main(int argc, char **argv)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy(fs::current_path());
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/echotest.cc b/tests/echotest.cc
index bf2f4a4..af4942b 100644
--- a/tests/echotest.cc
+++ b/tests/echotest.cc
@@ -34,7 +34,6 @@
 #include "builtin.h"
 #include "printutils.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -49,7 +48,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::string;
 
@@ -83,13 +81,12 @@ int main(int argc, char **argv)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/modulecachetest.cc b/tests/modulecachetest.cc
index 0028114..1103720 100644
--- a/tests/modulecachetest.cc
+++ b/tests/modulecachetest.cc
@@ -35,7 +35,6 @@
 #include "builtin.h"
 #include "Tree.h"
 
-#include <QCoreApplication>
 #ifndef _MSC_VER
 #include <getopt.h>
 #endif
@@ -50,7 +49,6 @@ namespace fs = boost::filesystem;
 
 std::string commandline_commands;
 std::string currentdir;
-QString examplesdir;
 
 using std::string;
 
@@ -71,13 +69,12 @@ int main(int argc, char **argv)
 
 	Builtins::instance()->initialize();
 
-	QCoreApplication app(argc, argv);
 	fs::path original_path = fs::current_path();
 
 	currentdir = boosty::stringy( fs::current_path() );
 
-	parser_init(QCoreApplication::instance()->applicationDirPath().toStdString());
-	add_librarydir(boosty::stringy(fs::path(QCoreApplication::instance()->applicationDirPath().toStdString()) / "../libraries"));
+	parser_init(boosty::stringy(fs::path(argv[0]).branch_path()));
+	add_librarydir(boosty::stringy(fs::path(argv[0]).branch_path() / "../libraries"));
 
 	Context root_ctx;
 	register_builtin(root_ctx);
diff --git a/tests/regression/echotest/search-tests-expected.txt b/tests/regression/echotest/search-tests-expected.txt
index 64df0b6..0269f43 100644
--- a/tests/regression/echotest/search-tests-expected.txt
+++ b/tests/regression/echotest/search-tests-expected.txt
@@ -1,9 +1,9 @@
-  search term not found: "q"
-  search term not found: 1000
-  search term not found: "zzz"
-  search term not found: "zzz"
-  search term not found: 500
-  search term not found: ""
+  WARNING: search term not found: "q"
+  WARNING: search term not found: 1000
+  WARNING: search term not found: "zzz"
+  WARNING: search term not found: "zzz"
+  WARNING: search term not found: 500
+  WARNING: search term not found: ""
 ECHO: "Characters in string (\"a\"): [0]"
 ECHO: "Characters in string (\"adeq\"): [[0, 5], [3, 8], [4], []]"
 ECHO: "Default string search (\"abe\"): [0, 1, 8]"