build: allow static or shared but not both
This commit is contained in:
Cory Fields
parent
36b0adf1b9
commit
ef49a11d29
@ -26,11 +26,10 @@ set(CMAKE_C_EXTENSIONS OFF)
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list(APPEND CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/cmake)
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# We do not use CMake's BUILD_SHARED_LIBS option.
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option(SECP256K1_BUILD_SHARED "Build shared library." ON)
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option(SECP256K1_BUILD_STATIC "Build static library." ON)
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if(NOT SECP256K1_BUILD_SHARED AND NOT SECP256K1_BUILD_STATIC)
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message(FATAL_ERROR "At least one of SECP256K1_BUILD_SHARED and SECP256K1_BUILD_STATIC must be enabled.")
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option(BUILD_SHARED_LIBS "Build shared libraries" ON)
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option(SECP256K1_DISABLE_SHARED "Disable shared library. Overrides BUILD_SHARED_LIBS." OFF)
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if(SECP256K1_DISABLE_SHARED)
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set(BUILD_SHARED_LIBS OFF)
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endif()
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option(SECP256K1_ENABLE_MODULE_ECDH "Enable ECDH module." ON)
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@ -225,8 +224,13 @@ message("\n")
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message("secp256k1 configure summary")
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message("===========================")
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message("Build artifacts:")
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message(" shared library ...................... ${SECP256K1_BUILD_SHARED}")
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message(" static library ...................... ${SECP256K1_BUILD_STATIC}")
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if(BUILD_SHARED_LIBS)
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set(library_type "Shared")
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else()
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set(library_type "Static")
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endif()
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message(" library type ........................ ${library_type}")
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message("Optional modules:")
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message(" ECDH ................................ ${SECP256K1_ENABLE_MODULE_ECDH}")
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message(" ECDSA pubkey recovery ............... ${SECP256K1_ENABLE_MODULE_RECOVERY}")
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@ -6,15 +6,11 @@ target_compile_options(example INTERFACE
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$<$<C_COMPILER_ID:MSVC>:/wd4005>
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)
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target_link_libraries(example INTERFACE
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secp256k1
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$<$<PLATFORM_ID:Windows>:bcrypt>
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)
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if(SECP256K1_BUILD_SHARED)
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target_link_libraries(example INTERFACE secp256k1)
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elseif(SECP256K1_BUILD_STATIC)
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target_link_libraries(example INTERFACE secp256k1_static)
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if(MSVC)
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target_link_options(example INTERFACE /IGNORE:4217)
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endif()
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if(NOT BUILD_SHARED_LIBS AND MSVC)
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target_link_options(example INTERFACE /IGNORE:4217)
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endif()
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add_executable(ecdsa_example ecdsa.c)
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@ -1,97 +1,79 @@
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# Must be included before CMAKE_INSTALL_INCLUDEDIR is used.
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include(GNUInstallDirs)
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set(${PROJECT_NAME}_installables "")
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if(SECP256K1_ASM STREQUAL "arm")
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add_library(common OBJECT
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asm/field_10x26_arm.s
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)
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set(common_obj "$<TARGET_OBJECTS:common>")
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else()
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set(common_obj "")
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endif()
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add_library(precomputed OBJECT
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add_library(secp256k1_precomputed OBJECT EXCLUDE_FROM_ALL
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precomputed_ecmult.c
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precomputed_ecmult_gen.c
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)
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set(internal_obj "$<TARGET_OBJECTS:precomputed>" "${common_obj}")
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add_library(secp256k1 SHARED EXCLUDE_FROM_ALL
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secp256k1.c
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${internal_obj}
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)
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target_include_directories(secp256k1 INTERFACE
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# Add objects explicitly rather than linking to the object libs to keep them
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# from being exported.
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add_library(secp256k1 secp256k1.c $<TARGET_OBJECTS:secp256k1_precomputed>)
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add_library(secp256k1_asm INTERFACE)
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if(SECP256K1_ASM STREQUAL "arm")
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add_library(secp256k1_asm_arm OBJECT EXCLUDE_FROM_ALL)
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target_sources(secp256k1_asm_arm PUBLIC
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asm/field_10x26_arm.s
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)
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target_sources(secp256k1 PRIVATE $<TARGET_OBJECTS:secp256k1_asm_arm>)
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target_link_libraries(secp256k1_asm INTERFACE secp256k1_asm_arm)
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endif()
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# Define our export symbol only for Win32 and only for shared libs.
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# This matches libtool's usage of DLL_EXPORT
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if(WIN32)
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set_target_properties(secp256k1 PROPERTIES DEFINE_SYMBOL "DLL_EXPORT")
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endif()
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# Object libs don't know if they're being built for a shared or static lib.
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# Grab the PIC property from secp256k1 which knows.
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get_target_property(use_pic secp256k1 POSITION_INDEPENDENT_CODE)
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set_target_properties(secp256k1_precomputed PROPERTIES POSITION_INDEPENDENT_CODE ${use_pic})
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target_include_directories(secp256k1 PUBLIC
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$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
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)
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target_compile_definitions(secp256k1 PRIVATE
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$<$<PLATFORM_ID:Windows>:DLL_EXPORT>
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)
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set_target_properties(secp256k1 PROPERTIES
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VERSION "${${PROJECT_NAME}_LIB_VERSION_CURRENT}.${${PROJECT_NAME}_LIB_VERSION_AGE}.${${PROJECT_NAME}_LIB_VERSION_REVISION}"
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SOVERSION "${${PROJECT_NAME}_LIB_VERSION_CURRENT}"
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)
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if(SECP256K1_BUILD_SHARED)
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get_target_property(use_pic secp256k1 POSITION_INDEPENDENT_CODE)
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set_target_properties(precomputed PROPERTIES POSITION_INDEPENDENT_CODE ${use_pic})
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set_target_properties(secp256k1 PROPERTIES EXCLUDE_FROM_ALL FALSE)
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list(APPEND ${PROJECT_NAME}_installables secp256k1)
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endif()
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add_library(secp256k1_static STATIC EXCLUDE_FROM_ALL
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secp256k1.c
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${internal_obj}
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)
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target_include_directories(secp256k1_static INTERFACE
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$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>
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)
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if(NOT MSVC)
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set_target_properties(secp256k1_static PROPERTIES
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OUTPUT_NAME secp256k1
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)
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endif()
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if(SECP256K1_BUILD_STATIC)
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set_target_properties(secp256k1_static PROPERTIES EXCLUDE_FROM_ALL FALSE)
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list(APPEND ${PROJECT_NAME}_installables secp256k1_static)
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endif()
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add_library(link_library INTERFACE)
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if(SECP256K1_BUILD_SHARED)
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target_link_libraries(link_library INTERFACE secp256k1)
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elseif(SECP256K1_BUILD_STATIC)
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target_link_libraries(link_library INTERFACE secp256k1_static)
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endif()
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if(SECP256K1_BUILD_BENCHMARK)
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add_executable(bench bench.c)
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target_link_libraries(bench link_library)
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add_executable(bench_internal bench_internal.c ${internal_obj})
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add_executable(bench_ecmult bench_ecmult.c ${internal_obj})
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target_link_libraries(bench secp256k1)
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add_executable(bench_internal bench_internal.c)
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target_link_libraries(bench_internal secp256k1_precomputed secp256k1_asm)
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add_executable(bench_ecmult bench_ecmult.c)
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target_link_libraries(bench_ecmult secp256k1_precomputed secp256k1_asm)
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endif()
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if(SECP256K1_BUILD_TESTS)
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add_executable(noverify_tests tests.c ${internal_obj})
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add_executable(noverify_tests tests.c)
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target_link_libraries(noverify_tests secp256k1_precomputed secp256k1_asm)
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add_test(noverify_tests noverify_tests)
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if(NOT CMAKE_BUILD_TYPE STREQUAL "Coverage")
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add_executable(tests tests.c ${internal_obj})
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add_executable(tests tests.c)
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target_compile_definitions(tests PRIVATE VERIFY)
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target_link_libraries(tests secp256k1_precomputed secp256k1_asm)
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add_test(tests tests)
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endif()
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endif()
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if(SECP256K1_BUILD_EXHAUSTIVE_TESTS)
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# Note: do not include $<TARGET_OBJECTS:precomputed> in exhaustive_tests (it uses runtime-generated tables).
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add_executable(exhaustive_tests tests_exhaustive.c ${common_obj})
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# Note: do not include secp256k1_precomputed in exhaustive_tests (it uses runtime-generated tables).
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add_executable(exhaustive_tests tests_exhaustive.c)
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target_link_libraries(exhaustive_tests secp256k1_asm)
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target_compile_definitions(exhaustive_tests PRIVATE $<$<NOT:$<CONFIG:Coverage>>:VERIFY>)
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add_test(exhaustive_tests exhaustive_tests)
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endif()
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if(SECP256K1_BUILD_CTIME_TESTS)
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add_executable(ctime_tests ctime_tests.c)
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target_link_libraries(ctime_tests link_library)
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target_link_libraries(ctime_tests secp256k1)
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endif()
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install(TARGETS ${${PROJECT_NAME}_installables}
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install(TARGETS secp256k1
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EXPORT ${PROJECT_NAME}-targets
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RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
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LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
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