alexhudson
34 lines
1.5 KiB
CMake
34 lines
1.5 KiB
CMake
# function to attempt to turn on as many security flags as possible
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# by default, we turn on as much as possible
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include(CheckCCompilerFlag)
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option(BONGO_SECURITY "Enable compiler flags which help protect against attacks" ON)
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if (BONGO_SECURITY)
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# check for -lssp ?
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# check for -fstack-protector
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check_c_compiler_flag (-fstack-protector-all GCC_STACK_PROTECTOR_ALL)
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if (GCC_STACK_PROTECTOR_ALL)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstack-protector-all" PARENT_SCOPE)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstack-protector-all" PARENT_SCOPE)
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endif (GCC_STACK_PROTECTOR_ALL)
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endif (BONGO_SECURITY)
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option(DEBUG "Enable debugging infrastructure" OFF)
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if (DEBUG)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -g3 -ggdb -O0" PARENT_SCOPE)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -g3 -ggdb -O0" PARENT_SCOPE)
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endif (DEBUG)
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option(STRICTCOMPILE "Enable strict compilation rules" ON)
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function (StrictCompile)
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if (STRICTCOMPILE)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Werror -std=c99 -D_XOPEN_SOURCE=500 -D_POSIX_C_SOURCE=200112 -D_GNU_SOURCE" PARENT_SCOPE)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Werror -std=c++98 -D_XOPEN_SOURCE=500 -D_POSIX_C_SOURCE=200112 -D_GNU_SOURCE" PARENT_SCOPE)
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else (STRICTCOMPILE)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99 -D_XOPEN_SOURCE=500 -D_POSIX_C_SOURCE=200112 -D_GNU_SOURCE" PARENT_SCOPE)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++98 -D_XOPEN_SOURCE=500 -D_POSIX_C_SOURCE=200112 -D_GNU_SOURCE" PARENT_SCOPE)
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endif (STRICTCOMPILE)
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endfunction (StrictCompile)
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