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761c775043
Build type no longer defaults to Release (!) have separate options for extra warning flags and sanitizers toss DEVELOP macro Fix sanitizers with CMake while I'm at it :|
72 lines
2.4 KiB
CMake
72 lines
2.4 KiB
CMake
#
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# This file is part of RGBDS.
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#
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# Copyright (c) 2020 RGBDS contributors.
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#
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# SPDX-License-Identifier: MIT
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#
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cmake_minimum_required(VERSION 3.0)
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cmake_policy(VERSION 3.0)
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project(rgbds
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LANGUAGES C)
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# get real path of source and binary directories
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get_filename_component(srcdir "${CMAKE_SOURCE_DIR}" REALPATH)
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get_filename_component(bindir "${CMAKE_BINARY_DIR}" REALPATH)
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# reject in-source builds, may conflict with Makefile
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if(srcdir STREQUAL bindir)
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message("RGBDS should not be built in the source directory.")
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message("Instead, create a separate build directory and specify to CMake the path to the source directory.")
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message(FATAL_ERROR "Terminating configuration")
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endif()
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include_directories("${PROJECT_SOURCE_DIR}/include")
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option(SANITIZERS "Build with sanitizers enabled" OFF)
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option(MORE_WARNINGS "Turn on more warnings" OFF)
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if(MSVC)
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add_compile_options(/W1 /MP)
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add_definitions(/D_CRT_SECURE_NO_WARNINGS)
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else()
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add_compile_options(-Wall -pedantic)
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if(SANITIZERS)
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set(SAN_FLAGS -fsanitize=shift -fsanitize=integer-divide-by-zero
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-fsanitize=unreachable -fsanitize=vla-bound
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-fsanitize=signed-integer-overflow -fsanitize=bounds
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-fsanitize=object-size -fsanitize=bool -fsanitize=enum
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-fsanitize=alignment -fsanitize=null)
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add_compile_options(${SAN_FLAGS})
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link_libraries(${SAN_FLAGS})
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endif()
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if(MORE_WARNINGS)
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add_compile_options(-Werror -Wextra -Wno-type-limits
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-Wno-sign-compare -Wformat -Wformat-security -Wformat-overflow=2
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-Wformat-truncation=1 -Wformat-y2k -Wswitch-enum -Wunused
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-Wuninitialized -Wunknown-pragmas -Wstrict-overflow=5
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-Wstringop-overflow=4 -Walloc-zero -Wduplicated-cond
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-Wfloat-equal -Wshadow -Wcast-qual -Wcast-align -Wlogical-op
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-Wnested-externs -Wno-aggressive-loop-optimizations -Winline
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-Wundef -Wstrict-prototypes -Wold-style-definition)
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endif()
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endif()
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# Use versioning consistent with Makefile
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# the git revision is used but uses the fallback in an archive
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execute_process(COMMAND git describe --tags --dirty --always
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OUTPUT_VARIABLE GIT_REV
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ERROR_QUIET)
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string(STRIP "${GIT_REV}" GIT_REV)
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add_definitions(-DBUILD_VERSION_STRING="${GIT_REV}")
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set(CMAKE_C_STANDARD 11)
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set(CMAKE_C_STANDARD_REQUIRED True)
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add_subdirectory(src)
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