diff --git a/nc_cxx.cmake b/nc_cxx.cmake index b41d1a7..1b782a3 100644 --- a/nc_cxx.cmake +++ b/nc_cxx.cmake @@ -33,39 +33,6 @@ append_compile_flag ("/std:c++latest") # libstdc++ headers don't behave well under c++17/clang. append_compile_flag ("-stdlib=libc++") -############################################################################### -# find the gcc or clang filesystem library and append to libs if needed -# -# note, we specifically _cannot_ use find_library because it just makes wild -# hardcoded guess and doesn't respect _all_ the system paths; specifically -# something like /usr/lib/gcc/x86_64-pc-linux-gnu/6.3.0/libstdc++.so won't get -# discovered. -if (NOT DEFINED __nc_cxx_stdcxxfs) - foreach(lib "" "c++fs" "c++experimental" "stdc++fs") - if (NOT __nc_cxx_stdcxxfs) - message (STATUS "Trying c++fs library '${lib}'") - try_compile( - __nc_cxx_stdcxxfs ${CMAKE_CURRENT_BINARY_DIR} - SOURCES - ${CMAKE_CURRENT_SOURCE_DIR}/cmake/nc_cxx_stdcxxfs.cpp - LINK_LIBRARIES - ${lib}) - - if (__nc_cxx_stdcxxfs) - set (__nc_cxx_stdcxxfs "${lib}" CACHE INTERNAL "library required for c++ filesystem") - endif () - endif () - endforeach() - - if (NOT __nc_cxx_stdcxxfs) - message (FATAL_ERROR "Could not locate the required c++fs library") - endif () - - message (STATUS "Using c++fs library ${__nc_cxx_stdcxxfs}") -endif () - -set(NC_CXX_STDCXXFS ${__nc_cxx_stdcxxfs}) - ############################################################################### test_restrict(RESTRICT_KEYWORD)