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88 lines
2.3 KiB
CMake
88 lines
2.3 KiB
CMake
# OBS CMake common compiler options module
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include_guard(GLOBAL)
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option(OBS_COMPILE_DEPRECATION_AS_WARNING "Downgrade deprecation warnings to actual warnings" FALSE)
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mark_as_advanced(OBS_COMPILE_DEPRECATION_AS_WARNING)
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# Set C and C++ language standards to C17 and C++17
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if(CMAKE_VERSION VERSION_GREATER_EQUAL 3.21)
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set(CMAKE_C_STANDARD 17)
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else()
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set(CMAKE_C_STANDARD 11)
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endif()
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set(CMAKE_C_STANDARD_REQUIRED TRUE)
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set(CMAKE_CXX_STANDARD 17)
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set(CMAKE_CXX_STANDARD_REQUIRED TRUE)
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# Set symbols to be hidden by default for C and C++
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set(CMAKE_C_VISIBILITY_PRESET hidden)
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set(CMAKE_CXX_VISIBILITY_PRESET hidden)
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set(CMAKE_VISIBILITY_INLINES_HIDDEN TRUE)
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# clang options for C, C++, ObjC, and ObjC++
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set(_obs_clang_common_options
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-fno-strict-aliasing
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-Wno-trigraphs
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-Wno-missing-field-initializers
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-Wno-missing-prototypes
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-Werror=return-type
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-Wunreachable-code
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-Wquoted-include-in-framework-header
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-Wno-missing-braces
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-Wparentheses
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-Wswitch
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-Wno-unused-function
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-Wno-unused-label
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-Wunused-parameter
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-Wunused-variable
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-Wunused-value
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-Wempty-body
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-Wuninitialized
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-Wno-unknown-pragmas
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-Wfour-char-constants
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-Wconstant-conversion
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-Wno-conversion
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-Wint-conversion
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-Wbool-conversion
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-Wenum-conversion
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-Wnon-literal-null-conversion
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-Wsign-compare
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-Wshorten-64-to-32
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-Wpointer-sign
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-Wnewline-eof
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-Wno-implicit-fallthrough
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-Wdeprecated-declarations
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-Wno-sign-conversion
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-Winfinite-recursion
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-Wcomma
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-Wno-strict-prototypes
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-Wno-semicolon-before-method-body
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-Wformat-security
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-Wvla
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-Wno-error=shorten-64-to-32
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$<$<BOOL:${OBS_COMPILE_DEPRECATION_AS_WARNING}>:-Wno-error=deprecated-declarations>)
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# clang options for C
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set(_obs_clang_c_options ${_obs_clang_common_options} -Wno-shadow -Wno-float-conversion)
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# clang options for C++
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set(_obs_clang_cxx_options
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${_obs_clang_common_options}
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-Wno-non-virtual-dtor
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-Wno-overloaded-virtual
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-Wno-exit-time-destructors
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-Wno-shadow
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-Winvalid-offsetof
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-Wmove
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-Werror=block-capture-autoreleasing
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-Wrange-loop-analysis)
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if(CMAKE_CXX_STANDARD GREATER_EQUAL 20)
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list(APPEND _obs_clang_cxx_options -fno-char8_t)
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endif()
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if(NOT DEFINED CMAKE_COMPILE_WARNING_AS_ERROR)
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set(CMAKE_COMPILE_WARNING_AS_ERROR ON)
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endif()
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