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Add support to build with user-defined dependencies #57

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Merged
merged 2 commits into from
Aug 15, 2025
Merged

Add support to build with user-defined dependencies #57

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a4c9e44
Allow user-defined paths to NetCDF + OpenMP libs
dengwirda Aug 13, 2025
e2d9a88
Use OPENMP_USER_PATH to set OpenMP_<lang>_INCLUDE_DIR
dengwirda Aug 14, 2025
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26 changes: 23 additions & 3 deletions src/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -4,9 +4,15 @@ function (cfg_compile_options OPT CFG)
endfunction ()

include (CheckCXXCompilerFlag)
include (CheckIPOSupported)

set (CMAKE_CXX_STANDARD 17)
set (CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)

check_ipo_supported (RESULT IPO OUTPUT IPO_ERR LANGUAGES C CXX)

if (IPO)
set (CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
endif ()

if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR
CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR
Expand Down Expand Up @@ -59,7 +65,13 @@ endif ()

# try to find netcdf support

find_library (NETCDF_LIBRARY NAMES netcdf)
if (DEFINED NETCDF_USER_PATH)
message (STATUS "Testing user NetCDF path")
find_library (NETCDF_LIBRARY NAMES netcdf
PATHS ${NETCDF_USER_PATH} NO_DEFAULT_PATH)
else ()
find_library (NETCDF_LIBRARY NAMES netcdf)
endif ()

if (NETCDF_LIBRARY)
message (STATUS "NetCDF library found")
Expand All @@ -70,7 +82,14 @@ endif ()

# try to find openmp support

find_package (OpenMP)
if (DEFINED OPENMP_USER_PATH)
message (STATUS "Testing user OpenMP path")
set ( OpenMP_C_INCLUDE_DIR ${OPENMP_USER_PATH})
set (OpenMP_CXX_INCLUDE_DIR ${OPENMP_USER_PATH})
find_package (OpenMP)
else ()
find_package (OpenMP)
endif ()

if (OpenMP_CXX_FOUND AND (OpenMP_CXX_VERSION LESS 3))
set (OpenMP_CXX_FOUND FALSE)
Expand All @@ -80,6 +99,7 @@ endif ()
if (OpenMP_CXX_FOUND)
message (STATUS "OpenMP library found")
message (STATUS "OpenMP inc. lib: ${OpenMP_CXX_LIB_NAMES}")
message (STATUS "OpenMP inc. lib: ${OpenMP_CXX_LIBRARIES}")
else ()
message (STATUS "OpenMP library not found")
endif ()
Expand Down
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