76 lines
3.1 KiB
CMake
76 lines
3.1 KiB
CMake
cmake_minimum_required(VERSION 3.18)
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project("AntSimulator") # Hier Namen ergänzen
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set(CMAKE_CXX_STANDARD 20)
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# For clangd-LSP on NixOS
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set(CMAKE_EXPORT_COMPILE_COMMANDS ON CACHE INTERNAL "")
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if(CMAKE_EXPORT_COMPILE_COMMANDS)
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set(CMAKE_CXX_STANDARD_INCLUDE_DIRECTORIES
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${CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES})
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endif()
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set(general_flags "-std=c++20 -fverbose-asm -save-temps -masm=intel")
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set(debug_flags "-g -fasynchronous-unwind-tables -grecord-gcc-switches -Wall -Wextra -Wpedantic -Wfloat-equal -Wundef -Wpointer-arith -Wcast-align -Wswitch-default -Wswitch-enum -Wunreachable-code -Wformat=2 -Werror=format-security")
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set(hardening_flags "-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-clash-protection -fstack-protector -fstack-protector-strong -fcf-protection -Wl,-z,-defs -Wl,-z,now -Wl,-z,relro -fvisibility=hidden")
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set(aslr_executable "-fpie -Wl,-pie")
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set(aslr_shared_lib "-fpic -shared")
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set(optimization_flags "-O2")
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set(CMAKE_CXX_FLAGS_DEBUG "${general_flags} ${debug_flags}")
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set(CMAKE_CXX_FLAGS_RELEASE "${general_flags} ${hardening_flags} ${optimization_flags} ${aslr_executable} -DNDEBUG -D_FORTIFY_SOURCE=2")
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# -D_FORTIFY_SOURCE=2: Runtime buffer overflow detection, requires -O2
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# -D_GLIBCXX_ASSERTIONS: C++ standard library hardening (string + container bound checking)
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# -fexceptions: Hardening of multi-threaded C++ code
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# -fstack-clash-protection: Prevents attacks caused by overlapping heap-/stack-memory
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# -fstack-protector(-strong): Stack smashing protector
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# -fcf-protection: Enable Control-Flow Enforcement Technology
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# -Wl,-z,defs: Reject underlinking
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# -Wl,-z,now: Reject lazy-binding
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# -Wl,-z,relro: Rad-only segments after relocation
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# -fpie -Wl,-pie: Enables address space layout randomization (ASLR) for executables
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# -fpic -shared: Needed by shared libraries for ASLR
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# -fasynchronous-unwind-tables: Required for many debugging- and performance-tools
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# -g: Add debug information
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# -grecord-gcc-switches: Stores compiler-flags in debug info
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# -Wall: All warnings shown
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# -Werror=format-security: Reject unsafe Strings
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# -pedantic: Show errors with the C++-Standard
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# -fverbose-asm: Informative assembly comments
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# -O2 Optimizations without additional inlining or loop-unrolling
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message("DEBUG-Flags: ${CMAKE_CXX_FLAGS_DEBUG}")
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message("RELEASE-Flags: ${CMAKE_CXX_FLAGS_RELEASE}")
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# Executables
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file(GLOB source_files "${PROJECT_SOURCE_DIR}/src/*")
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add_executable(${PROJECT_NAME} ${source_files})
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# Libraries
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find_package(SFML 2.5 COMPONENTS graphics window system REQUIRED)
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target_link_libraries(${PROJECT_NAME} sfml-graphics sfml-window sfml-system)
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# Custom Targets for Build Types
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ADD_CUSTOM_TARGET(debug
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COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug ${CMAKE_SOURCE_DIR}
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COMMAND ${CMAKE_COMMAND} --build ${CMAKE_BINARY_DIR} --target all
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COMMENT "Switch CMAKE_BUILD_TYPE to Debug"
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)
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ADD_CUSTOM_TARGET(release
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COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Release ${CMAKE_SOURCE_DIR}
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COMMAND ${CMAKE_COMMAND} --build ${CMAKE_BINARY_DIR} --target all
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COMMENT "Switch CMAKE_BUILD_TYPE to Release"
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)
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# Target to run app
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ADD_CUSTOM_TARGET(run
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COMMAND ${PROJECT_NAME}
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COMMENT "Run with ${CMAKE_BUILD_TYPE} configuration"
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)
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