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CMakeLists.txt
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CMakeLists.txt
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# Must be included before CMAKE_INSTALL_INCLUDEDIR is used.
include(GNUInstallDirs)
add_library(secp256k1_precomputed OBJECT EXCLUDE_FROM_ALL
precomputed_ecmult.c
precomputed_ecmult_gen.c
)
# Add objects explicitly rather than linking to the object libs to keep them
# from being exported.
add_library(secp256k1 secp256k1.c $<TARGET_OBJECTS:secp256k1_precomputed>)
add_library(secp256k1_asm INTERFACE)
if(SECP256K1_ASM STREQUAL "arm32")
add_library(secp256k1_asm_arm OBJECT EXCLUDE_FROM_ALL)
target_sources(secp256k1_asm_arm PUBLIC
asm/field_10x26_arm.s
)
target_sources(secp256k1 PRIVATE $<TARGET_OBJECTS:secp256k1_asm_arm>)
target_link_libraries(secp256k1_asm INTERFACE secp256k1_asm_arm)
endif()
if(WIN32)
# Define our export symbol only for shared libs.
set_target_properties(secp256k1 PROPERTIES DEFINE_SYMBOL SECP256K1_DLL_EXPORT)
target_compile_definitions(secp256k1 INTERFACE $<$<NOT:$<BOOL:${BUILD_SHARED_LIBS}>>:SECP256K1_STATIC>)
endif()
# Object libs don't know if they're being built for a shared or static lib.
# Grab the PIC property from secp256k1 which knows.
get_target_property(use_pic secp256k1 POSITION_INDEPENDENT_CODE)
set_target_properties(secp256k1_precomputed PROPERTIES POSITION_INDEPENDENT_CODE ${use_pic})
target_include_directories(secp256k1 INTERFACE
# Add the include path for parent projects so that they don't have to manually add it.
$<BUILD_INTERFACE:$<$<NOT:$<BOOL:${PROJECT_IS_TOP_LEVEL}>>:${PROJECT_SOURCE_DIR}/include>>
$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
)
# This emulates Libtool to make sure Libtool and CMake agree on the ABI version,
# see below "Calculate the version variables" in build-aux/ltmain.sh.
math(EXPR ${PROJECT_NAME}_soversion "${${PROJECT_NAME}_LIB_VERSION_CURRENT} - ${${PROJECT_NAME}_LIB_VERSION_AGE}")
set_target_properties(secp256k1 PROPERTIES
SOVERSION ${${PROJECT_NAME}_soversion}
)
if(CMAKE_SYSTEM_NAME STREQUAL "Linux")
set_target_properties(secp256k1 PROPERTIES
VERSION ${${PROJECT_NAME}_soversion}.${${PROJECT_NAME}_LIB_VERSION_AGE}.${${PROJECT_NAME}_LIB_VERSION_REVISION}
)
elseif(APPLE)
if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.17)
math(EXPR ${PROJECT_NAME}_compatibility_version "${${PROJECT_NAME}_LIB_VERSION_CURRENT} + 1")
set_target_properties(secp256k1 PROPERTIES
MACHO_COMPATIBILITY_VERSION ${${PROJECT_NAME}_compatibility_version}
MACHO_CURRENT_VERSION ${${PROJECT_NAME}_compatibility_version}.${${PROJECT_NAME}_LIB_VERSION_REVISION}
)
unset(${PROJECT_NAME}_compatibility_version)
elseif(BUILD_SHARED_LIBS)
message(WARNING
"The 'compatibility version' and 'current version' values of the DYLIB "
"will diverge from the values set by the GNU Libtool. To ensure "
"compatibility, it is recommended to upgrade CMake to at least version 3.17."
)
endif()
elseif(CMAKE_SYSTEM_NAME STREQUAL "Windows")
set(${PROJECT_NAME}_windows "secp256k1")
if(MSVC)
set(${PROJECT_NAME}_windows "${PROJECT_NAME}")
endif()
set_target_properties(secp256k1 PROPERTIES
ARCHIVE_OUTPUT_NAME "${${PROJECT_NAME}_windows}"
RUNTIME_OUTPUT_NAME "${${PROJECT_NAME}_windows}-${${PROJECT_NAME}_soversion}"
)
unset(${PROJECT_NAME}_windows)
endif()
unset(${PROJECT_NAME}_soversion)
if(SECP256K1_BUILD_BENCHMARK)
add_executable(bench bench.c)
target_link_libraries(bench secp256k1)
add_executable(bench_internal bench_internal.c)
target_link_libraries(bench_internal secp256k1_precomputed secp256k1_asm)
add_executable(bench_ecmult bench_ecmult.c)
target_link_libraries(bench_ecmult secp256k1_precomputed secp256k1_asm)
endif()
if(SECP256K1_BUILD_TESTS)
add_executable(noverify_tests tests.c)
target_link_libraries(noverify_tests secp256k1_precomputed secp256k1_asm)
add_test(NAME noverify_tests COMMAND noverify_tests)
if(NOT CMAKE_BUILD_TYPE STREQUAL "Coverage")
add_executable(tests tests.c)
target_compile_definitions(tests PRIVATE VERIFY)
target_link_libraries(tests secp256k1_precomputed secp256k1_asm)
add_test(NAME tests COMMAND tests)
endif()
endif()
if(SECP256K1_BUILD_EXHAUSTIVE_TESTS)
# Note: do not include secp256k1_precomputed in exhaustive_tests (it uses runtime-generated tables).
add_executable(exhaustive_tests tests_exhaustive.c)
target_link_libraries(exhaustive_tests secp256k1_asm)
target_compile_definitions(exhaustive_tests PRIVATE $<$<NOT:$<CONFIG:Coverage>>:VERIFY>)
add_test(NAME exhaustive_tests COMMAND exhaustive_tests)
endif()
if(SECP256K1_BUILD_CTIME_TESTS)
add_executable(ctime_tests ctime_tests.c)
target_link_libraries(ctime_tests secp256k1)
endif()
if(SECP256K1_INSTALL)
install(TARGETS secp256k1
EXPORT ${PROJECT_NAME}-targets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
)
set(${PROJECT_NAME}_headers
"${PROJECT_SOURCE_DIR}/include/secp256k1.h"
"${PROJECT_SOURCE_DIR}/include/secp256k1_preallocated.h"
)
if(SECP256K1_ENABLE_MODULE_ECDH)
list(APPEND ${PROJECT_NAME}_headers "${PROJECT_SOURCE_DIR}/include/secp256k1_ecdh.h")
endif()
if(SECP256K1_ENABLE_MODULE_RECOVERY)
list(APPEND ${PROJECT_NAME}_headers "${PROJECT_SOURCE_DIR}/include/secp256k1_recovery.h")
endif()
if(SECP256K1_ENABLE_MODULE_EXTRAKEYS)
list(APPEND ${PROJECT_NAME}_headers "${PROJECT_SOURCE_DIR}/include/secp256k1_extrakeys.h")
endif()
if(SECP256K1_ENABLE_MODULE_SCHNORRSIG)
list(APPEND ${PROJECT_NAME}_headers "${PROJECT_SOURCE_DIR}/include/secp256k1_schnorrsig.h")
endif()
if(SECP256K1_ENABLE_MODULE_ELLSWIFT)
list(APPEND ${PROJECT_NAME}_headers "${PROJECT_SOURCE_DIR}/include/secp256k1_ellswift.h")
endif()
install(FILES ${${PROJECT_NAME}_headers}
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
)
install(EXPORT ${PROJECT_NAME}-targets
FILE ${PROJECT_NAME}-targets.cmake
NAMESPACE ${PROJECT_NAME}::
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
)
include(CMakePackageConfigHelpers)
configure_package_config_file(
${PROJECT_SOURCE_DIR}/cmake/config.cmake.in
${PROJECT_NAME}-config.cmake
INSTALL_DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
NO_SET_AND_CHECK_MACRO
)
write_basic_package_version_file(${PROJECT_NAME}-config-version.cmake
COMPATIBILITY SameMinorVersion
)
install(
FILES
${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config.cmake
${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake
DESTINATION ${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}
)
include(GeneratePkgConfigFile)
generate_pkg_config_file(${PROJECT_SOURCE_DIR}/libsecp256k1.pc.in)
install(
FILES
${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}.pc
DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig
)
endif()