Add include guards to all boost includes, as qt's moc trips
over nested BOOST_JOIN macros:
* /usr/lib64/qt4/bin/moc @/var/tmp/portage/media-gfx/aqsis-1.8.2/work/aqsis-1.8.2_build/tools/piqsl/moc_piqsl_ui.cxx_parameters
* /usr/include/boost/type_traits/detail/has_binary_operator.hp:50: Parse error at "BOOST_JOIN"
See also: https://bugs.gentoo.org/show_bug.cgi?id=574560

--- aqsis-1.8.2/tools/piqsl/piqsl_ui.cpp
+++ aqsis-1.8.2/tools/piqsl/piqsl_ui.cpp
@@ -42,7 +42,9 @@
 #include <QtGui/QPainter>
 #include <QtGui/QImage>
 
+#ifndef Q_MOC_RUN
 #include <boost/thread.hpp>
+#endif
 
 #include <aqsis/version.h>
 #include <aqsis/math/math.h>
--- aqsis-1.8.2/tools/piqsl/piqsl_ui.h
+++ aqsis-1.8.2/tools/piqsl/piqsl_ui.h
@@ -37,7 +37,9 @@
 
 #include <QtGui/QStyledItemDelegate>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include "image.h"
 
--- aqsis-1.8.2/tools/piqsl/displayserverimage.cpp
+++ aqsis-1.8.2/tools/piqsl/displayserverimage.cpp
@@ -39,11 +39,13 @@
 #include	<map>
 #include	<algorithm>
 
+#ifndef Q_MOC_RUN
 #include	<boost/archive/iterators/base64_from_binary.hpp>
 #include	<boost/archive/iterators/transform_width.hpp>
 #include	<boost/archive/iterators/insert_linebreaks.hpp>
 #include	<boost/format.hpp>
 #include	<boost/filesystem.hpp>
+#endif
 
 #include	"displayserverimage.h"
 
--- aqsis-1.8.2/tools/piqsl/image.cpp
+++ aqsis-1.8.2/tools/piqsl/image.cpp
@@ -38,7 +38,9 @@
 
 #include <float.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/format.hpp>
+#endif
 
 #include <aqsis/version.h>
 #include <aqsis/util/logging.h>
--- aqsis-1.8.2/tools/piqsl/image.h
+++ aqsis-1.8.2/tools/piqsl/image.h
@@ -46,10 +46,12 @@
 #include <QtCore/QObject>
 #include <QtGui/QImage>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
 #include <boost/shared_array.hpp>
 #include <boost/filesystem/path.hpp>
 #include <boost/thread/mutex.hpp>
+#endif
 
 #include "tinyxml.h"
 
--- aqsis-1.8.2/tools/piqsl/imagelistmodel.cpp
+++ aqsis-1.8.2/tools/piqsl/imagelistmodel.cpp
@@ -37,11 +37,13 @@
 #include <QtCore/QSocketNotifier>
 #include <QtGui/QMessageBox>
 
+#ifndef Q_MOC_RUN
 #include <boost/thread/mutex.hpp>
 #include <boost/archive/iterators/binary_from_base64.hpp>
 #include <boost/archive/iterators/transform_width.hpp>
 #include <boost/archive/iterators/remove_whitespace.hpp>
 #include <boost/version.hpp>
+#endif
 
 
 #include "displayserverimage.h"
--- aqsis-1.8.2/tools/piqsl/imagelistmodel.h
+++ aqsis-1.8.2/tools/piqsl/imagelistmodel.h
@@ -33,8 +33,10 @@
 
 #include <QtCore/QAbstractListModel>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
 #include <boost/thread/thread.hpp>
+#endif
 
 #include <aqsis/util/socket.h>
 #include "image.h"
--- aqsis-1.8.2/include/aqsis/core/interfacefwd.h
+++ aqsis-1.8.2/include/aqsis/core/interfacefwd.h
@@ -13,7 +13,9 @@
 #ifndef	___interfacefwd_Loaded___
 #define	___interfacefwd_Loaded___
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 namespace Aqsis {
 
--- aqsis-1.8.2/include/aqsis/core/ioptions.h
+++ aqsis-1.8.2/include/aqsis/core/ioptions.h
@@ -29,7 +29,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/filesystem/path.hpp>
+#endif
 
 #include <aqsis/riutil/primvartype.h>
 #include <aqsis/ri/ritypes.h>
--- aqsis-1.8.2/include/aqsis/core/irenderer.h
+++ aqsis-1.8.2/include/aqsis/core/irenderer.h
@@ -14,7 +14,9 @@
 #include <iosfwd>
 #include <string>
 
+#ifndef Q_MOC_RUN
 #include <boost/function.hpp>
+#endif
 
 #include <aqsis/math/matrix.h>
 #include <aqsis/core/itransform.h>
--- aqsis-1.8.2/include/aqsis/core/isurface.h
+++ aqsis-1.8.2/include/aqsis/core/isurface.h
@@ -12,7 +12,10 @@
 #define	___isurface_Loaded___
 
 #include	<vector>
+
+#ifndef Q_MOC_RUN
 #include	<boost/shared_ptr.hpp>
+#endif
 
 #include	<aqsis/aqsis.h>
 #include	<aqsis/math/matrix.h>
--- aqsis-1.8.2/include/aqsis/core/itransform.h
+++ aqsis-1.8.2/include/aqsis/core/itransform.h
@@ -12,7 +12,10 @@
 #define	___itransform_Loaded___
 
 #include	<aqsis/aqsis.h>
+
+#ifndef Q_MOC_RUN
 #include	<boost/shared_ptr.hpp>
+#endif
 
 namespace Aqsis {
 
--- aqsis-1.8.2/include/aqsis/math/math.h
+++ aqsis-1.8.2/include/aqsis/math/math.h
@@ -30,8 +30,10 @@
 #include <cmath>
 #include <limits>
 
+#ifndef Q_MOC_RUN
 #include <boost/utility/enable_if.hpp>
 #include <boost/type_traits/arithmetic_traits.hpp>
+#endif
 
 namespace Aqsis {
 // These inline functions are intended to eventually replace all the old macros
--- aqsis-1.8.2/include/aqsis/riutil/ricxxutil.h
+++ aqsis-1.8.2/include/aqsis/riutil/ricxxutil.h
@@ -48,7 +48,9 @@
 #include <aqsis/riutil/interpclasscounts.h>
 #include <aqsis/util/exception.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/function.hpp>
+#endif
 
 namespace Aqsis {
 
--- aqsis-1.8.2/include/aqsis/shadervm/ishaderexecenv.h
+++ aqsis-1.8.2/include/aqsis/shadervm/ishaderexecenv.h
@@ -28,7 +28,9 @@
 
 #include	<aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include	<boost/shared_ptr.hpp>
+#endif
 
 #include	<aqsis/shadervm/ishaderdata.h>
 #include	<aqsis/math/vector3d.h>
--- aqsis-1.8.2/include/aqsis/shadervm/ishader.h
+++ aqsis-1.8.2/include/aqsis/shadervm/ishader.h
@@ -19,7 +19,9 @@
 #include	<vector>
 #include	<iosfwd>
 
+#ifndef Q_MOC_RUN
 #include	<boost/shared_ptr.hpp>
+#endif
 
 #include	<aqsis/core/interfacefwd.h>
 #include	<aqsis/riutil/primvartype.h>
--- aqsis-1.8.2/include/aqsis/tex/buffers/channellist.h
+++ aqsis-1.8.2/include/aqsis/tex/buffers/channellist.h
@@ -43,7 +43,9 @@
 #include <iosfwd>
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/format.hpp>
+#endif
 
 #include <aqsis/tex/buffers/channelinfo.h>
 #include <aqsis/tex/texexception.h>
--- aqsis-1.8.2/include/aqsis/tex/buffers/mixedimagebuffer.h
+++ aqsis-1.8.2/include/aqsis/tex/buffers/mixedimagebuffer.h
@@ -45,9 +45,11 @@
 #include <string>
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_array.hpp>
 #include <boost/shared_ptr.hpp>
 #include <boost/utility.hpp>
+#endif
 
 #include <aqsis/math/math.h>
 #include <aqsis/tex/buffers/channellist.h>
--- aqsis-1.8.2/include/aqsis/tex/buffers/texturebuffer.h
+++ aqsis-1.8.2/include/aqsis/tex/buffers/texturebuffer.h
@@ -42,7 +42,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_array.hpp>
+#endif
 
 #include <aqsis/tex/buffers/channellist.h>
 #include <aqsis/tex/buffers/samplevector.h>
--- aqsis-1.8.2/include/aqsis/tex/buffers/tilearray.h
+++ aqsis-1.8.2/include/aqsis/tex/buffers/tilearray.h
@@ -43,10 +43,12 @@
 
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/intrusive_ptr.hpp>
 #include <boost/scoped_ptr.hpp>
 #include <boost/scoped_array.hpp>
 #include <boost/noncopyable.hpp>
+#endif
 
 //#include <aqsis/util/memorysentry.h>
 #include <aqsis/tex/io/itiledtexinputfile.h>
--- aqsis-1.8.2/include/aqsis/tex/filtering/ienvironmentsampler.h
+++ aqsis-1.8.2/include/aqsis/tex/filtering/ienvironmentsampler.h
@@ -40,7 +40,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/tex/filtering/samplequad.h>
 #include <aqsis/tex/filtering/texturesampleoptions.h>
--- aqsis-1.8.2/include/aqsis/tex/filtering/iocclusionsampler.h
+++ aqsis-1.8.2/include/aqsis/tex/filtering/iocclusionsampler.h
@@ -40,7 +40,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/math/matrix.h>
 #include <aqsis/tex/filtering/samplequad.h>
--- aqsis-1.8.2/include/aqsis/tex/filtering/ishadowsampler.h
+++ aqsis-1.8.2/include/aqsis/tex/filtering/ishadowsampler.h
@@ -40,7 +40,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/math/matrix.h>
 #include <aqsis/tex/filtering/samplequad.h>
--- aqsis-1.8.2/include/aqsis/tex/filtering/itexturecache.h
+++ aqsis-1.8.2/include/aqsis/tex/filtering/itexturecache.h
@@ -40,8 +40,10 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/function.hpp>
 #include <boost/shared_ptr.hpp>
+#endif
 
 namespace Aqsis {
 
--- aqsis-1.8.2/include/aqsis/tex/filtering/itexturesampler.h
+++ aqsis-1.8.2/include/aqsis/tex/filtering/itexturesampler.h
@@ -40,7 +40,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/tex/filtering/samplequad.h>
 #include <aqsis/tex/filtering/texturesampleoptions.h>
--- aqsis-1.8.2/include/aqsis/tex/io/itiledtexinputfile.h
+++ aqsis-1.8.2/include/aqsis/tex/io/itiledtexinputfile.h
@@ -40,7 +40,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/util/file.h>
 #include <aqsis/tex/io/imagefiletype.h>
--- aqsis-1.8.2/include/aqsis/tex/io/texfileheader.h
+++ aqsis-1.8.2/include/aqsis/tex/io/texfileheader.h
@@ -44,8 +44,10 @@
 #include <iostream>
 #include <map>
 
+#ifndef Q_MOC_RUN
 #include <boost/any.hpp>
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/tex/io/texfileattributes.h>
 
--- aqsis-1.8.2/include/aqsis/util/autobuffer.h
+++ aqsis-1.8.2/include/aqsis/util/autobuffer.h
@@ -41,7 +41,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/scoped_array.hpp>
+#endif
 
 namespace Aqsis {
 
--- aqsis-1.8.2/include/aqsis/util/enum.h
+++ aqsis-1.8.2/include/aqsis/util/enum.h
@@ -122,7 +122,9 @@
 #include <string>
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/static_assert.hpp>
+#endif
 
 #include <aqsis/util/sstring.h> // for CqString::hash()
 
--- aqsis-1.8.2/include/aqsis/util/execute.h
+++ aqsis-1.8.2/include/aqsis/util/execute.h
@@ -30,7 +30,9 @@
 
 #include <aqsis/aqsis.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/function.hpp>
+#endif
 
 #include <string>
 #include <vector>
--- aqsis-1.8.2/include/aqsis/util/file.h
+++ aqsis-1.8.2/include/aqsis/util/file.h
@@ -32,8 +32,10 @@
 
 #include <string>
 
+#ifndef Q_MOC_RUN
 #include <boost/filesystem/path.hpp>
 #include <boost/tokenizer.hpp>
+#endif
 
 namespace Aqsis {
 
--- aqsis-1.8.2/include/aqsis/util/popen.h
+++ aqsis-1.8.2/include/aqsis/util/popen.h
@@ -41,9 +41,11 @@
 #include <string>
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/iostreams/concepts.hpp>
 #include <boost/iostreams/stream.hpp>
 #include <boost/shared_ptr.hpp>
+#endif
 
 #ifndef AQSIS_POPEN_H_INCLUDED
 #define AQSIS_POPEN_H_INCLUDED
--- aqsis-1.8.2/include/aqsis/util/socket.h
+++ aqsis-1.8.2/include/aqsis/util/socket.h
@@ -32,7 +32,9 @@
 
 #include <sstream>
 
+#ifndef Q_MOC_RUN
 #include <boost/utility.hpp>
+#endif
 
 #ifdef AQSIS_SYSTEM_WIN32
 #	include <winsock2.h>
--- aqsis-1.8.2/include/aqsis/util/timer.h
+++ aqsis-1.8.2/include/aqsis/util/timer.h
@@ -39,8 +39,10 @@
 #include <ctime>
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
 #include <boost/timer.hpp>
+#endif
 
 namespace Aqsis {
 
--- aqsis-1.8.2/tools/aqsl/aqsl.cpp
+++ aqsis-1.8.2/tools/aqsl/aqsl.cpp
@@ -36,7 +36,10 @@
 #include	<cstring>
 #include	<string>
 #include	<vector>
+
+#ifndef Q_MOC_RUN
 #include	<boost/scoped_ptr.hpp>
+#endif
 
 #ifdef	AQSIS_SYSTEM_WIN32
 #include	"io.h"
--- aqsis-1.8.2/tools/displays/exr/d_exr.cpp
+++ aqsis-1.8.2/tools/displays/exr/d_exr.cpp
@@ -98,7 +98,9 @@
 
 #include <assert.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 // Lower the warning level to eliminate unavoidable warnings from the OpenEXR headers.
 #if AQSIS_SYSTEM_WIN32 && (defined(AQSIS_COMPILER_MSVC6) || defined(AQSIS_COMPILER_MSVC7))
--- aqsis-1.8.2/tools/displays/piqsl/piqsldisplay.cpp
+++ aqsis-1.8.2/tools/displays/piqsl/piqsldisplay.cpp
@@ -33,10 +33,12 @@
 #include <map>
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/archive/iterators/base64_from_binary.hpp>
 #include <boost/archive/iterators/transform_width.hpp>
 #include <boost/archive/iterators/insert_linebreaks.hpp>
 #include <boost/shared_ptr.hpp>
+#endif
 
 #ifdef AQSIS_SYSTEM_WIN32
 	#include <winsock2.h>
--- aqsis-1.8.2/tools/eqsl/eqsl.cpp
+++ aqsis-1.8.2/tools/eqsl/eqsl.cpp
@@ -55,9 +55,11 @@
 #include <QtGui/QStatusBar>
 #include <QtGui/QTabWidget>
 
+#ifndef Q_MOC_RUN
 #include <boost/thread.hpp>
 #include <boost/regex.hpp>
 #include <boost/lexical_cast.hpp>
+#endif
 
 #include <aqsis/version.h>
 #include <aqsis/util/execute.h>
--- aqsis-1.8.2/tools/miqser/miqser.cpp
+++ aqsis-1.8.2/tools/miqser/miqser.cpp
@@ -44,7 +44,9 @@
 #include <cstring>
 #include <cstdlib>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/util/argparse.h>
 #include <aqsis/util/exception.h>
--- aqsis-1.8.2/tools/procedurals/hairgen/hair.cpp
+++ aqsis-1.8.2/tools/procedurals/hairgen/hair.cpp
@@ -37,8 +37,10 @@
 #include <aqsis/math/math.h>
 #include <aqsis/math/matrix.h>
 
+#ifndef Q_MOC_RUN
 #include <boost/tokenizer.hpp>
 #include <boost/algorithm/string/trim.hpp>
+#endif
 
 // project includes
 #include "primvar.h"
--- aqsis-1.8.2/tools/procedurals/hairgen/parenthairs.h
+++ aqsis-1.8.2/tools/procedurals/hairgen/parenthairs.h
@@ -35,7 +35,9 @@
 #include <vector>
 #include <iosfwd>
 
+#ifndef Q_MOC_RUN
 #include <boost/scoped_ptr.hpp>
+#endif
 
 #include "kdtree/kdtree2.hpp"
 #include "primvar.h"
--- aqsis-1.8.2/tools/procedurals/hairgen/primvar.h
+++ aqsis-1.8.2/tools/procedurals/hairgen/primvar.h
@@ -37,7 +37,9 @@
 #include <vector>
 #include <stdexcept>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
+#endif
 
 #include <aqsis/riutil/primvartoken.h>
 #include <aqsis/ri/ri.h>
--- aqsis-1.8.2/tools/ptview/ptview.cpp
+++ aqsis-1.8.2/tools/ptview/ptview.cpp
@@ -38,7 +38,9 @@
 #include <QtGui/QFileDialog>
 #include <QtGui/QColorDialog>
 
+#ifndef Q_MOC_RUN
 #include <boost/program_options.hpp>
+#endif
 
 #define NOMINMAX
 #include <OpenEXR/ImathVec.h>
--- aqsis-1.8.2/tools/ptview/ptview.h
+++ aqsis-1.8.2/tools/ptview/ptview.h
@@ -33,8 +33,10 @@
 #include <cmath>
 #include <vector>
 
+#ifndef Q_MOC_RUN
 #include <boost/shared_ptr.hpp>
 #include <boost/shared_array.hpp>
+#endif
 
 #include <QtGui/QMainWindow>
 #include <QtOpenGL/QGLWidget>