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# Set up the default flags and CMake build type once during the configuration
# of the top-level CMake project.
if ( MSVC )
return()
endif ()
if ("${PROJECT_SOURCE_DIR}" STREQUAL "${CMAKE_SOURCE_DIR}")
set(EXTRA_COMPILE_FLAGS "-Wall -Wno-unused")
set(EXTRA_COMPILE_FLAGS_CXX "-Wno-register -Werror=vla")
if ( NOT CMAKE_BUILD_TYPE )
if ( ENABLE_DEBUG )
set(CMAKE_BUILD_TYPE Debug)
else ()
set(CMAKE_BUILD_TYPE RelWithDebInfo)
endif ()
endif ()
string(TOUPPER ${CMAKE_BUILD_TYPE} _build_type_upper)
if ( "${_build_type_upper}" STREQUAL "DEBUG" )
if ( ENABLE_COVERAGE )
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --coverage")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --coverage")
endif()
# manual add of -g works around its omission in FreeBSD's CMake port
set(EXTRA_COMPILE_FLAGS "${EXTRA_COMPILE_FLAGS} -g -DDEBUG -DBRO_DEBUG")
endif ()
# Compiler flags may already exist in CMake cache (e.g. when specifying
# CFLAGS environment variable before running cmake for the the first time)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_COMPILE_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${EXTRA_COMPILE_FLAGS} ${EXTRA_COMPILE_FLAGS_CXX}")
endif ()
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