Merge branch 'noboost_essimporter' into 'master'

Remove boost::filesystem from essimporter

See merge request OpenMW/openmw!1913

apps/essimporter/CMakeLists.txt

@@ -36,7 +36,6 @@ openmw_add_executable(openmw-essimporter
 
 target_link_libraries(openmw-essimporter
     ${Boost_PROGRAM_OPTIONS_LIBRARY}
-    ${Boost_FILESYSTEM_LIBRARY}
     components
 )
 

apps/essimporter/main.cpp

@@ -1,14 +1,13 @@
 #include <iostream>
+#include <filesystem>
 
 #include <boost/program_options.hpp>
-#include <boost/filesystem.hpp>
 
 #include <components/files/configurationmanager.hpp>
 
 #include "importer.hpp"
 
 namespace bpo = boost::program_options;
-namespace bfs = boost::filesystem;
 
 
 int main(int argc, char** argv)
@@ -57,7 +56,7 @@ int main(int argc, char** argv)
         else
         {
             const std::string& ext = ".omwsave";
-            if (bfs::exists(bfs::path(outputFile))
+            if (std::filesystem::exists(std::filesystem::path(outputFile))
                     && (outputFile.size() < ext.size() || outputFile.substr(outputFile.size()-ext.size()) != ext))
             {
                 throw std::runtime_error("Output file already exists and does not end in .omwsave. Did you mean to use --compare?");