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utils: fix #842, always link stdc++fs if linux & gcc. #846

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merged 1 commit into from
Sep 1, 2020
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utils: fix #842, always link stdc++fs if linux & gcc. #846

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13 changes: 11 additions & 2 deletions src/utils/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -30,14 +30,23 @@ target_include_directories(utils

# We may need to link filesystem library manually.
find_library(STD_CPP_FS stdc++fs)
# Library found -> link against it.
if (STD_CPP_FS)
message(STATUS "-- Linking with ${STD_CPP_FS} library")
message(STATUS "-- Library stdc++fs found -> Linking with ${STD_CPP_FS}")
target_link_libraries(utils
PRIVATE
stdc++fs
)
# Library not found & (Linux, BSD, Solaris, Minix) & GCC
elseif(UNIX AND (NOT APPLE) AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
message(STATUS "-- Library stdc++fs NOT found & Linux+GCC -> Linking with stdc++fs")
target_link_libraries(utils
PRIVATE
stdc++fs
)
# Library not found -> hope compiler does not need it.
else()
message(STATUS "-- Library stdc++fs NOT FOUND -> linking utils without stdc++fs library")
message(STATUS "-- Library stdc++fs NOT found -> linking utils without stdc++fs library")
endif()

# Disable the min() and max() macros to prevent errors when using e.g.
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