phasicFlow/cmake/zoltanInstallCheck.cmake

44 lines
1.8 KiB
CMake

# Macro to check for Zoltan installation and build it if needed
# Usage: zoltan_find_or_build(ZOLTAN_DIR)
# Returns: ZOLTAN_INCLUDE_DIR, ZOLTAN_LIBRARY
macro(zoltan_find_or_build ZOLTAN_DIR)
# Set the Zoltan directory
set(ZOLTAN_PREFIX "${ZOLTAN_DIR}" CACHE STRING "Zoltan install directory")
message(STATUS "Zoltan install directory is ${ZOLTAN_PREFIX}")
# Check if the Zoltan library is already built
find_path(ZOLTAN_INCLUDE_DIR zoltan.h PATHS "${ZOLTAN_PREFIX}/include")
message(STATUS "Zoltan include path: ${ZOLTAN_INCLUDE_DIR}")
find_library(ZOLTAN_LIBRARY zoltan PATHS "${ZOLTAN_PREFIX}/lib")
message(STATUS "Zoltan lib path: ${ZOLTAN_LIBRARY}")
# Check if Zoltan library exists, if not compile it using buildlib script
if(NOT ZOLTAN_LIBRARY)
message(STATUS "Zoltan library not found. Compiling from source using buildlib script...")
# Execute the buildlib bash script
execute_process(
COMMAND bash ${ZOLTAN_PREFIX}/buildlib
WORKING_DIRECTORY ${ZOLTAN_PREFIX}
RESULT_VARIABLE ZOLTAN_BUILD_RESULT
OUTPUT_VARIABLE ZOLTAN_BUILD_OUTPUT
ERROR_VARIABLE ZOLTAN_BUILD_ERROR
)
if(NOT ZOLTAN_BUILD_RESULT EQUAL 0)
message(FATAL_ERROR "Failed to build Zoltan library using buildlib script. Error: ${ZOLTAN_BUILD_ERROR}")
endif()
# Try to find the library again after building
find_library(ZOLTAN_LIBRARY zoltan PATHS "${ZOLTAN_PREFIX}/lib" NO_DEFAULT_PATH)
find_path(ZOLTAN_INCLUDE_DIR zoltan.h PATHS "${ZOLTAN_PREFIX}/include" NO_DEFAULT_PATH)
if(NOT ZOLTAN_LIBRARY)
message(FATAL_ERROR "Failed to locate Zoltan library after building")
endif()
message(STATUS "Successfully built Zoltan library at ${ZOLTAN_LIBRARY}")
endif()
endmacro()