diff options
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 108 |
1 files changed, 87 insertions, 21 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 29576a5bd..f8af45f4b 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -106,16 +106,18 @@ function (die msg) endfunction () function (add_c_flag_if_supported flag var) - string(REPLACE "-" "_" supported ${flag}_c) - check_c_compiler_flag(${flag} ${supported}) + set(TMP "-Werror ${flag}") + string(REGEX REPLACE "[- ]" "_" supported ${TMP}_c) + check_c_compiler_flag(${TMP} ${supported}) if(${${supported}}) set(${var} "${${var}} ${flag}" PARENT_SCOPE) endif() endfunction() function (add_cxx_flag_if_supported flag var) - string(REPLACE "-" "_" supported ${flag}_cxx) - check_cxx_compiler_flag(${flag} ${supported}) + set(TMP "-Werror ${flag}") + string(REGEX REPLACE "[- ]" "_" supported ${TMP}_cxx) + check_cxx_compiler_flag(${TMP} ${supported}) if(${${supported}}) set(${var} "${${var}} ${flag}" PARENT_SCOPE) endif() @@ -188,6 +190,66 @@ macro (monero_find_all_headers headers_found module_root_dir) ) endmacro() +# Function to forbid undefined symbols and also verify +# 1) Test project with all types of libraries and without undefined symbols can compile successfully +# 2) Test project with all types of libraries and undefined symbols can not compile successfully +function(forbid_undefined_symbols) + unset(TMP) + # https://www.unix.com/man-page/linux/1/ld, --no-undefined, Report unresolved symbol references from regular object files. + add_linker_flag_if_supported(-Wl,--no-undefined TMP) + # https://www.unix.com/man-page/osx/1/ld/, -undefined, Specifies how undefined symbols are to be treated. + add_linker_flag_if_supported(-Wl,-undefined,error TMP) + string(APPEND CMAKE_SHARED_LINKER_FLAGS ${TMP}) + string(APPEND CMAKE_MODULE_LINKER_FLAGS ${TMP}) + set(CMAKE_SHARED_LINKER_FLAGS ${CMAKE_SHARED_LINKER_FLAGS} PARENT_SCOPE) + set(CMAKE_MODULE_LINKER_FLAGS ${CMAKE_MODULE_LINKER_FLAGS} PARENT_SCOPE) + set(TEST_PROJECT "${CMAKE_BINARY_DIR}/${CMAKE_FILES_DIRECTORY}/CMakeTmp/test_project") + foreach(EXPECT IN ITEMS TRUE FALSE) + file(REMOVE_RECURSE "${TEST_PROJECT}") + file(MAKE_DIRECTORY "${TEST_PROJECT}") + file(WRITE "${TEST_PROJECT}/CMakeLists.txt" + [=[ +cmake_minimum_required(VERSION 3.1) +project(test) +option(EXPECT_SUCCESS "" ON) +file(WRITE "${CMAKE_SOURCE_DIR}/incorrect_source.cpp" "void undefined_symbol(); void symbol() { undefined_symbol(); }") +if (EXPECT_SUCCESS) + file(APPEND "${CMAKE_SOURCE_DIR}/incorrect_source.cpp" " void undefined_symbol() {}; ") +endif() +add_library(l0 SHARED incorrect_source.cpp) +add_library(l1 MODULE incorrect_source.cpp) +add_library(l2 STATIC incorrect_source.cpp) +add_library(l3 OBJECT incorrect_source.cpp) +]=] + ) + try_compile(SUCCESS "${TEST_PROJECT}/build" "${TEST_PROJECT}" test + CMAKE_FLAGS + "-DCMAKE_SHARED_LINKER_FLAGS=${CMAKE_SHARED_LINKER_FLAGS}" + "-DCMAKE_MODULE_LINKER_FLAGS=${CMAKE_MODULE_LINKER_FLAGS}" + "-DEXPECT_SUCCESS=${EXPECT}" + ) + if (NOT ${SUCCESS} STREQUAL ${EXPECT}) + message(FATAL_ERROR "Undefined symbols test failure: expect(${EXPECT}), success(${SUCCESS})") + endif() + file(REMOVE_RECURSE "${TEST_PROJECT}") + endforeach() +endfunction() +if (NOT (CMAKE_SYSTEM_NAME MATCHES "kOpenBSD.*|OpenBSD.*") AND NOT OSSFUZZ) + forbid_undefined_symbols() +endif() + +if (MINGW) + function(export_all_symbols) + unset(TMP) + add_linker_flag_if_supported(-Wl,--export-all-symbols TMP) + string(APPEND CMAKE_SHARED_LINKER_FLAGS ${TMP}) + string(APPEND CMAKE_MODULE_LINKER_FLAGS ${TMP}) + set(CMAKE_SHARED_LINKER_FLAGS ${CMAKE_SHARED_LINKER_FLAGS} PARENT_SCOPE) + set(CMAKE_MODULE_LINKER_FLAGS ${CMAKE_MODULE_LINKER_FLAGS} PARENT_SCOPE) + endfunction() + export_all_symbols() +endif() + if(NOT CMAKE_BUILD_TYPE) set(CMAKE_BUILD_TYPE Release CACHE STRING "Build type" FORCE) message(STATUS "Setting default build type: ${CMAKE_BUILD_TYPE}") @@ -526,6 +588,10 @@ if(STATIC AND NOT IOS) endif() endif() +if (WIN32) + list(APPEND OPENSSL_LIBRARIES ws2_32 crypt32) +endif() + find_package(HIDAPI) add_definition_if_library_exists(c memset_s "string.h" HAVE_MEMSET_S) @@ -537,6 +603,23 @@ add_definitions(-DAUTO_INITIALIZE_EASYLOGGINGPP) set(MONERO_GENERATED_HEADERS_DIR "${CMAKE_CURRENT_BINARY_DIR}/generated_include") include_directories(${MONERO_GENERATED_HEADERS_DIR}) +# As of OpenBSD 6.8, -march=<anything> breaks the build +function(set_default_arch) + if (OPENBSD) + set(ARCH default) + else() + set(ARCH native) + endif() + + set(ARCH ${ARCH} CACHE STRING "CPU to build for: -march value or 'default' to not pass -march at all") +endfunction() + +if (NOT (MSVC OR ARCH)) + set_default_arch() +endif() + +CHECK_C_COMPILER_FLAG(-std=c11 HAVE_C11) + option(COVERAGE "Enable profiling for test coverage report" OFF) if(COVERAGE) message(STATUS "Building with profiling for test coverage report") @@ -616,17 +699,6 @@ endif() # Trezor support check include(CheckTrezor) -# As of OpenBSD 6.8, -march=<anything> breaks the build -function(set_default_arch) - if (OPENBSD) - set(ARCH default) - else() - set(ARCH native) - endif() - - set(ARCH ${ARCH} CACHE STRING "CPU to build for: -march value or 'default' to not pass -march at all") -endfunction() - if(MSVC) add_definitions("/bigobj /MP /W3 /GS- /D_CRT_SECURE_NO_WARNINGS /wd4996 /wd4345 /D_WIN32_WINNT=0x0600 /DWIN32_LEAN_AND_MEAN /DGTEST_HAS_TR1_TUPLE=0 /FIinline_c.h /D__SSE4_1__") # set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Dinline=__inline") @@ -639,9 +711,6 @@ if(MSVC) include_directories(SYSTEM src/platform/msc) else() include(TestCXXAcceptsFlag) - if (NOT ARCH) - set_default_arch() - endif() message(STATUS "Building on ${CMAKE_SYSTEM_PROCESSOR} for ${ARCH}") if(ARCH STREQUAL "default") set(ARCH_FLAG "") @@ -1177,9 +1246,6 @@ option(BUILD_GUI_DEPS "Build GUI dependencies." OFF) # on libunbound shipped with their distribution instead option(INSTALL_VENDORED_LIBUNBOUND "Install libunbound binary built from source vendored with this repo." OFF) - -CHECK_C_COMPILER_FLAG(-std=c11 HAVE_C11) - find_package(PythonInterp) find_program(iwyu_tool_path NAMES iwyu_tool.py iwyu_tool) if (iwyu_tool_path AND PYTHONINTERP_FOUND) |