diff --git a/color_msg.cmake b/color_msg.cmake
new file mode 100644
index 0000000..4fdf518
--- /dev/null
+++ b/color_msg.cmake
@@ -0,0 +1,42 @@
+if(NOT WIN32)
+  string(ASCII 27 Esc)
+  set(ColourReset "${Esc}[m")
+  set(ColourBold  "${Esc}[1m")
+  set(Red         "${Esc}[31m")
+  set(Green       "${Esc}[32m")
+  set(Yellow      "${Esc}[33m")
+  set(Blue        "${Esc}[34m")
+  set(Magenta     "${Esc}[35m")
+  set(Cyan        "${Esc}[36m")
+  set(White       "${Esc}[37m")
+  set(BoldRed     "${Esc}[1;31m")
+  set(BoldGreen   "${Esc}[1;32m")
+  set(BoldYellow  "${Esc}[1;33m")
+  set(BoldBlue    "${Esc}[1;34m")
+  set(BoldMagenta "${Esc}[1;35m")
+  set(BoldCyan    "${Esc}[1;36m")
+  set(BoldWhite   "${Esc}[1;37m")
+endif()
+
+function(cmessage)
+  list(GET ARGV 0 MessageType)
+  if(MessageType STREQUAL FATAL_ERROR OR MessageType STREQUAL SEND_ERROR)
+    list(REMOVE_AT ARGV 0)
+    message(${MessageType} "${BoldRed}${ARGV}${ColourReset}")
+  elseif(MessageType STREQUAL CWARNING)
+    list(REMOVE_AT ARGV 0)
+    message(STATUS "${BoldYellow}${ARGV}${ColourReset}")
+  elseif(MessageType STREQUAL WARNING)
+    list(REMOVE_AT ARGV 0)
+    message(${MessageType} "${BoldYellow}${ARGV}${ColourReset}")
+  elseif(MessageType STREQUAL AUTHOR_WARNING)
+    list(REMOVE_AT ARGV 0)
+    message(${MessageType} "${BoldCyan}${ARGV}${ColourReset}")
+  elseif(MessageType STREQUAL STATUS)
+    list(REMOVE_AT ARGV 0)
+    message(${MessageType} "${Green}${ARGV}${ColourReset}")
+  else()
+    message("${ARGV}")
+  endif()
+endfunction()
+
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index da703d4..ede9c5b 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -54,6 +54,9 @@ if (Boost_FOUND)
   include_directories(${Boost_INCLUDE_DIRS})
   add_library(_cosmo_bispectrum MODULE _cosmo_bispectrum.cpp)
   target_link_libraries(_cosmo_bispectrum ${MATH_LIBRARY})
+  if(ENABLE_OPENMP)
+    set_target_properties(_cosmo_bispectrum PROPERTIES COMPILE_FLAGS "${OpenMP_CXX_FLAGS}" LINK_FLAGS "${OpenMP_CXX_FLAGS}")
+  endif()
   if (Boost_DEP)
     add_dependencies(_cosmo_bispectrum ${Boost_DEP})
   endif()
diff --git a/src/fortran.cpp b/src/fortran.cpp
index 678e523..c41a720 100644
--- a/src/fortran.cpp
+++ b/src/fortran.cpp
@@ -63,11 +63,14 @@ UnformattedRead::UnformattedRead(const char *fname)
   swapOrdering = false;
   cSize = Check_32bits;
   checkPointRef = checkPointAccum = 0;
+  recordBuffer = 0;
 }
 
 
 UnformattedRead::~UnformattedRead()
 {
+  if (recordBuffer != 0)
+    delete[] recordBuffer;
   delete f;
 }
 
@@ -115,7 +118,7 @@ void UnformattedRead::skip(int64_t off)
   checkPointAccum += off;
 }
 
-void UnformattedRead::beginCheckpoint()
+void UnformattedRead::beginCheckpoint(bool bufferRecord)
   throw (InvalidUnformattedAccess,EndOfFileException)
 {
   if (checkPointAccum != 0)
@@ -129,11 +132,21 @@ void UnformattedRead::beginCheckpoint()
 
   if (f->eof())
     throw EndOfFileException();
+
+  if (bufferRecord) {
+    recordBuffer = new uint8_t[checkPointRef];
+    f->read(reinterpret_cast<char *>(recordBuffer), checkPointRef);
+  }
 }
 
 void UnformattedRead::endCheckpoint(bool autodrop)
   throw (InvalidUnformattedAccess)
 {
+  if (recordBuffer != 0) {
+    delete[] recordBuffer;
+    recordBuffer = 0;
+  }
+
   if (checkPointRef != checkPointAccum)
     {
       if (!autodrop || checkPointAccum > checkPointRef) {
@@ -161,7 +174,11 @@ void UnformattedRead::readOrderedBuffer(void *buffer, int size)
   if ((checkPointAccum+(uint64_t)size) > checkPointRef)
        throw InvalidUnformattedAccess();
 
-  f->read((char *)buffer, size);
+  if (recordBuffer != 0) {
+    memcpy(buffer, &recordBuffer[checkPointAccum], size);
+  } else {
+    f->read((char *)buffer, size);
+  }
   
   if (swapOrdering)
     {
diff --git a/src/fortran.hpp b/src/fortran.hpp
index 91136a5..49d8e67 100644
--- a/src/fortran.hpp
+++ b/src/fortran.hpp
@@ -79,7 +79,7 @@ namespace CosmoTool
 
     uint64_t getBlockSize() const { return checkPointRef; }
     
-    void beginCheckpoint()
+    void beginCheckpoint(bool bufferRecord = false)
       throw (InvalidUnformattedAccess,EndOfFileException);
     void endCheckpoint(bool autodrop = false)
       throw (InvalidUnformattedAccess);
@@ -109,6 +109,7 @@ namespace CosmoTool
     uint64_t checkPointRef;
     uint64_t checkPointAccum;
     std::ifstream *f;
+    uint8_t *recordBuffer;
 
   };