Changing how filesystem includes are handled to support systems that …

…have boost installed. (#738)

install.sh

@@ -38,6 +38,8 @@ sudo apt-get -y install gcc-8 g++-8
 
 # Ubuntu 16.04 does not have newest CMake so need to build it manually
 if [[ `lsb_release -rs` != "18.04" ]]; then 
+ sudo apt-get --purge remove cmake-qt-gui -y
+ sudo apt-get --purge remove cmake -y
  mkdir -p cmake_tmp
  cd cmake_tmp
  wget https://cmake.org/files/v3.10/cmake-3.10.1.tar.gz

lib/local/FaceAnalyser/include/stdafx_fa.h

@@ -42,16 +42,16 @@
 
 // Filesystem stuff
 // It can either be in std filesystem (C++17), or in experimental/filesystem (partial C++17 support) or in boost
-#if __has_include(<filesystem>)
+#if __has_include(<boost/filesystem.hpp>)
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/fstream.hpp>
+namespace fs = boost::filesystem;
+#elif __has_include(<filesystem>)
 #include <filesystem>
 namespace fs = std::filesystem;
 #elif __has_include(<experimental/filesystem>)
 #include <experimental/filesystem>
 namespace fs = std::filesystem;
-#else
-#include <boost/filesystem.hpp>
-#include <boost/filesystem/fstream.hpp>
-namespace fs = boost::filesystem;
 #endif
 
 #endif

lib/local/LandmarkDetector/include/stdafx.h

@@ -42,16 +42,16 @@
 
 // Filesystem stuff
 // It can either be in std filesystem (C++17), or in experimental/filesystem (partial C++17 support) or in boost
-#if __has_include(<filesystem>)
+#if __has_include(<boost/filesystem.hpp>)
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/fstream.hpp>
+namespace fs = boost::filesystem;
+#elif __has_include(<filesystem>)
 #include <filesystem>
 namespace fs = std::filesystem;
 #elif __has_include(<experimental/filesystem>)
 #include <experimental/filesystem>
 namespace fs = std::filesystem;
-#else
-#include <boost/filesystem.hpp>
-#include <boost/filesystem/fstream.hpp>
-namespace fs = boost::filesystem;
 #endif
 
 // OpenBLAS stuff

lib/local/Utilities/include/stdafx_ut.h

@@ -47,16 +47,16 @@
 
 // Filesystem stuff
 // It can either be in std filesystem (C++17), or in experimental/filesystem (partial C++17 support) or in boost
-#if __has_include(<filesystem>)
+#if __has_include(<boost/filesystem.hpp>)
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/fstream.hpp>
+namespace fs = boost::filesystem;
+#elif __has_include(<filesystem>)
 #include <filesystem>
 namespace fs = std::filesystem;
 #elif __has_include(<experimental/filesystem>)
 #include <experimental/filesystem>
 namespace fs = std::filesystem;
-#else
-#include <boost/filesystem.hpp>
-#include <boost/filesystem/fstream.hpp>
-namespace fs = boost::filesystem;
 #endif
 
 #endif