z3/cmake/modules/FindGMP.cmake

65 lines
1.9 KiB
CMake

# Tries to find an install of the GNU multiple precision library
#
# Once done this will define
# GMP_FOUND - BOOL: System has the GMP library installed
# GMP_INCLUDE_DIRS - LIST:The GMP include directories
# GMP_C_LIBRARIES - LIST:The libraries needed to use GMP via it's C interface
# GMP_CXX_LIBRARIES - LIST:The libraries needed to use GMP via it's C++ interface
include(FindPackageHandleStandardArgs)
# Try to find libraries
find_library(GMP_C_LIBRARIES
NAMES gmp
DOC "GMP C libraries"
)
if (GMP_C_LIBRARIES)
message(STATUS "Found GMP C library: \"${GMP_C_LIBRARIES}\"")
else()
message(STATUS "Could not find GMP C library")
endif()
find_library(GMP_CXX_LIBRARIES
NAMES gmpxx
DOC "GMP C++ libraries"
)
if (GMP_CXX_LIBRARIES)
message(STATUS "Found GMP C++ library: \"${GMP_CXX_LIBRARIES}\"")
else()
message(STATUS "Could not find GMP C++ library")
endif()
# Try to find headers
find_path(GMP_C_INCLUDES
NAMES gmp.h
DOC "GMP C header"
)
if (GMP_C_INCLUDES)
message(STATUS "Found GMP C include path: \"${GMP_C_INCLUDES}\"")
else()
message(STATUS "Could not find GMP C include path")
endif()
find_path(GMP_CXX_INCLUDES
NAMES gmpxx.h
DOC "GMP C++ header"
)
if (GMP_CXX_INCLUDES)
message(STATUS "Found GMP C++ include path: \"${GMP_CXX_INCLUDES}\"")
else()
message(STATUS "Could not find GMP C++ include path")
endif()
if (GMP_C_LIBRARIES AND GMP_CXX_LIBRARIES AND GMP_C_INCLUDES AND GMP_CXX_INCLUDES)
set(GMP_INCLUDE_DIRS "${GMP_C_INCLUDES}" "${GMP_CXX_INCLUDES}")
list(REMOVE_DUPLICATES GMP_INCLUDE_DIRS)
message(STATUS "Found GMP")
else()
message(STATUS "Could not find GMP")
endif()
# TODO: We should check we can link some simple code against libgmp and libgmpxx
# Handle QUIET and REQUIRED and check the necessary variables were set and if so
# set ``GMP_FOUND``
find_package_handle_standard_args(GMP DEFAULT_MSG GMP_INCLUDE_DIRS GMP_C_LIBRARIES GMP_CXX_LIBRARIES)