Fixes compilation issues on Mac OS X. Now it builds successfully against gnuradio installed by Macports and using gcc 4.8. Upgrade version of Gtest. Some fixes and updates in documentation and code cleaning.

git-svn-id: https://svn.code.sf.net/p/gnss-sdr/code/trunk@423 64b25241-fba3-4117-9849-534c7e92360d

src/algorithms/libs/CMakeLists.txt

@@ -16,17 +16,6 @@
 # along with GNSS-SDR. If not, see <http://www.gnu.org/licenses/>.
 #
 
-#if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-#set(GNSS_SPLIBS_SOURCES 
-#     galileo_e1_signal_processing.cc 
-#     gnss_sdr_valve.cc 
-#     gnss_signal_processing.cc 
-#     gps_sdr_signal_processing.cc
-#     pass_through.cc
-#)
-#else(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-#endif(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
-
 if(OPENCL_FOUND)
     set(GNSS_SPLIBS_SOURCES
          galileo_e1_signal_processing.cc
@@ -62,7 +51,11 @@ include_directories(
 
 if(OPENCL_FOUND)
     include_directories( ${OPENCL_INCLUDE_DIRS} )
-    set(OPT_LIBRARIES ${OPT_LIBRARIES} ${OPENCL_LIBRARIES})
+    if(OS_IS_MACOSX)
+         set(OPT_LIBRARIES ${OPT_LIBRARIES} "-framework OpenCL") 
+    else(OS_IS_MACOSX)
+         set(OPT_LIBRARIES ${OPT_LIBRARIES} ${OPENCL_LIBRARIES})
+    endif(OS_IS_MACOSX)
 endif(OPENCL_FOUND)
 
 add_library(gnss_sp_libs ${GNSS_SPLIBS_SOURCES})

src/algorithms/libs/clFFT.h

@@ -55,8 +55,8 @@ extern "C" {
 
 #include <stdio.h>
 
-#ifdef APPLE
-    #include <OpenCL/cl.h>
+#ifdef __APPLE__
+    #include <OpenCL/opencl.h>
 #else
     #include <CL/cl.h>
 #endif