cmake: set required C/C++ standard to 11

Co-authored-by: Jason Rhinelander <jason@imaginary.ca>
This commit is contained in:
selsta 2021-10-06 01:53:04 +02:00
parent 306798746e
commit 76b61204d1
No known key found for this signature in database
GPG key ID: 2EA0A99A8B07AE5E
4 changed files with 26 additions and 13 deletions

View file

@ -57,6 +57,14 @@ endif()
enable_language(C ASM)
# Require C11/C++11 and disable extensions for all targets
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS OFF)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
function (die msg)
if (NOT WIN32)
string(ASCII 27 Esc)
@ -493,7 +501,7 @@ if (CMAKE_SYSTEM_NAME MATCHES "(SunOS|Solaris)")
endif ()
if (APPLE AND NOT IOS)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=default -std=c++11")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=default")
if (NOT OPENSSL_ROOT_DIR)
EXECUTE_PROCESS(COMMAND brew --prefix openssl
OUTPUT_VARIABLE OPENSSL_ROOT_DIR
@ -675,14 +683,14 @@ else()
endif()
set(C_WARNINGS "-Waggregate-return -Wnested-externs -Wold-style-definition -Wstrict-prototypes")
set(CXX_WARNINGS "-Wno-reorder -Wno-missing-field-initializers")
try_compile(STATIC_ASSERT_RES "${CMAKE_CURRENT_BINARY_DIR}/static-assert" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-static-assert.c" COMPILE_DEFINITIONS "-std=c11")
try_compile(STATIC_ASSERT_RES "${CMAKE_CURRENT_BINARY_DIR}/static-assert" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-static-assert.c" CMAKE_FLAGS -DCMAKE_C_STANDARD=11)
if(STATIC_ASSERT_RES)
set(STATIC_ASSERT_FLAG "")
else()
set(STATIC_ASSERT_FLAG "-Dstatic_assert=_Static_assert")
endif()
try_compile(STATIC_ASSERT_CPP_RES "${CMAKE_CURRENT_BINARY_DIR}/static-assert" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-static-assert.cpp" COMPILE_DEFINITIONS "-std=c++11")
try_compile(STATIC_ASSERT_CPP_RES "${CMAKE_CURRENT_BINARY_DIR}/static-assert" "${CMAKE_CURRENT_SOURCE_DIR}/cmake/test-static-assert.cpp" CMAKE_FLAGS -DCMAKE_CXX_STANDARD=11)
if(STATIC_ASSERT_CPP_RES)
set(STATIC_ASSERT_CPP_FLAG "")
else()
@ -771,8 +779,8 @@ else()
message(STATUS "Using C++ security hardening flags: ${CXX_SECURITY_FLAGS}")
message(STATUS "Using linker security hardening flags: ${LD_SECURITY_FLAGS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${COVERAGE_FLAGS} ${PIC_FLAG} ${C_SECURITY_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_CPP_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${COVERAGE_FLAGS} ${PIC_FLAG} ${CXX_SECURITY_FLAGS}")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_FLAG} ${WARNINGS} ${C_WARNINGS} ${COVERAGE_FLAGS} ${PIC_FLAG} ${C_SECURITY_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -D_GNU_SOURCE ${MINGW_FLAG} ${STATIC_ASSERT_CPP_FLAG} ${WARNINGS} ${CXX_WARNINGS} ${COVERAGE_FLAGS} ${PIC_FLAG} ${CXX_SECURITY_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${LD_SECURITY_FLAGS} ${LD_BACKCOMPAT_FLAGS}")
# With GCC 6.1.1 the compiled binary malfunctions due to aliasing. Until that
@ -1122,8 +1130,6 @@ option(BUILD_GUI_DEPS "Build GUI dependencies." OFF)
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)

View file

@ -35,9 +35,7 @@ if (USE_READLINE AND (GNU_READLINE_FOUND OR (DEPENDS AND NOT MINGW)))
add_library(epee_readline STATIC readline_buffer.cpp)
endif()
if(HAVE_C11)
SET_PROPERTY(SOURCE memwipe.c PROPERTY COMPILE_FLAGS -std=c11)
endif()
set_property(SOURCE memwipe.c PROPERTY C_STANDARD 11)
# Build and install libepee if we're building for GUI
if (BUILD_GUI_DEPS)

View file

@ -1,6 +1,13 @@
cmake_minimum_required(VERSION 2.8)
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS OFF)
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(Boost_USE_MULTITHREADED ON)
include_directories(.)
@ -14,8 +21,8 @@ IF (MSVC)
include_directories(SYSTEM platform/msvc)
ELSE()
# set stuff for other systems
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11 -Wall")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -Wall -Wno-reorder")
SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wno-reorder")
ENDIF()

View file

@ -30,7 +30,9 @@ cmake_minimum_required(VERSION 2.8.7)
project(easylogging CXX)
SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
set(CMAKE_CXX_STANDARD 11)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
find_package(Threads)
find_package(Backtrace)