diff options
Diffstat (limited to 'xs/src/libnest2d/cmake_modules/FindNLopt.cmake')
-rw-r--r-- | xs/src/libnest2d/cmake_modules/FindNLopt.cmake | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/xs/src/libnest2d/cmake_modules/FindNLopt.cmake b/xs/src/libnest2d/cmake_modules/FindNLopt.cmake new file mode 100644 index 000000000..4b93be7b6 --- /dev/null +++ b/xs/src/libnest2d/cmake_modules/FindNLopt.cmake @@ -0,0 +1,125 @@ +#/////////////////////////////////////////////////////////////////////////// +#//------------------------------------------------------------------------- +#// +#// Description: +#// cmake module for finding NLopt installation +#// NLopt installation location is defined by environment variable $NLOPT +#// +#// following variables are defined: +#// NLopt_DIR - NLopt installation directory +#// NLopt_INCLUDE_DIR - NLopt header directory +#// NLopt_LIBRARY_DIR - NLopt library directory +#// NLopt_LIBS - NLopt library files +#// +#// Example usage: +#// find_package(NLopt 1.4 REQUIRED) +#// +#// +#//------------------------------------------------------------------------- + + +set(NLopt_FOUND FALSE) +set(NLopt_ERROR_REASON "") +set(NLopt_DEFINITIONS "") +set(NLopt_LIBS) + + +set(NLopt_DIR $ENV{NLOPT}) +if(NOT NLopt_DIR) + + set(NLopt_FOUND TRUE) + + set(_NLopt_LIB_NAMES "nlopt") + find_library(NLopt_LIBS + NAMES ${_NLopt_LIB_NAMES}) + if(NOT NLopt_LIBS) + set(NLopt_FOUND FALSE) + set(NLopt_ERROR_REASON "${NLopt_ERROR_REASON} Cannot find NLopt library '${_NLopt_LIB_NAMES}'.") + else() + get_filename_component(NLopt_DIR ${NLopt_LIBS} PATH) + endif() + unset(_NLopt_LIB_NAMES) + + set(_NLopt_HEADER_FILE_NAME "nlopt.hpp") + find_file(_NLopt_HEADER_FILE + NAMES ${_NLopt_HEADER_FILE_NAME}) + if(NOT _NLopt_HEADER_FILE) + set(NLopt_FOUND FALSE) + set(NLopt_ERROR_REASON "${NLopt_ERROR_REASON} Cannot find NLopt header file '${_NLopt_HEADER_FILE_NAME}'.") + endif() + unset(_NLopt_HEADER_FILE_NAME) + unset(_NLopt_HEADER_FILE) + + if(NOT NLopt_FOUND) + set(NLopt_ERROR_REASON "${NLopt_ERROR_REASON} NLopt not found in system directories (and environment variable NLOPT is not set).") + else() + get_filename_component(NLopt_INCLUDE_DIR ${_NLopt_HEADER_FILE} DIRECTORY ) + endif() + + + +else() + + set(NLopt_FOUND TRUE) + + set(NLopt_INCLUDE_DIR "${NLopt_DIR}/include") + if(NOT EXISTS "${NLopt_INCLUDE_DIR}") + set(NLopt_FOUND FALSE) + set(NLopt_ERROR_REASON "${NLopt_ERROR_REASON} Directory '${NLopt_INCLUDE_DIR}' does not exist.") + endif() + + set(NLopt_LIBRARY_DIR "${NLopt_DIR}/lib") + if(NOT EXISTS "${NLopt_LIBRARY_DIR}") + set(NLopt_FOUND FALSE) + set(NLopt_ERROR_REASON "${NLopt_ERROR_REASON} Directory '${NLopt_LIBRARY_DIR}' does not exist.") + endif() + + set(_NLopt_LIB_NAMES "nlopt_cxx") + find_library(NLopt_LIBS + NAMES ${_NLopt_LIB_NAMES} + PATHS ${NLopt_LIBRARY_DIR} + NO_DEFAULT_PATH) + if(NOT NLopt_LIBS) + set(NLopt_FOUND FALSE) + set(NLopt_ERROR_REASON "${NLopt_ERROR_REASON} Cannot find NLopt library '${_NLopt_LIB_NAMES}' in '${NLopt_LIBRARY_DIR}'.") + endif() + unset(_NLopt_LIB_NAMES) + + set(_NLopt_HEADER_FILE_NAME "nlopt.hpp") + find_file(_NLopt_HEADER_FILE + NAMES ${_NLopt_HEADER_FILE_NAME} + PATHS ${NLopt_INCLUDE_DIR} + NO_DEFAULT_PATH) + if(NOT _NLopt_HEADER_FILE) + set(NLopt_FOUND FALSE) + set(NLopt_ERROR_REASON "${NLopt_ERROR_REASON} Cannot find NLopt header file '${_NLopt_HEADER_FILE_NAME}' in '${NLopt_INCLUDE_DIR}'.") + endif() + unset(_NLopt_HEADER_FILE_NAME) + unset(_NLopt_HEADER_FILE) + +endif() + + +# make variables changeable +mark_as_advanced( + NLopt_INCLUDE_DIR + NLopt_LIBRARY_DIR + NLopt_LIBS + NLopt_DEFINITIONS + ) + + +# report result +if(NLopt_FOUND) + message(STATUS "Found NLopt in '${NLopt_DIR}'.") + message(STATUS "Using NLopt include directory '${NLopt_INCLUDE_DIR}'.") + message(STATUS "Using NLopt library '${NLopt_LIBS}'.") +else() + if(NLopt_FIND_REQUIRED) + message(FATAL_ERROR "Unable to find requested NLopt installation:${NLopt_ERROR_REASON}") + else() + if(NOT NLopt_FIND_QUIETLY) + message(STATUS "NLopt was not found:${NLopt_ERROR_REASON}") + endif() + endif() +endif()
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