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| 1 | +# ============================================================================= |
| 2 | +# mc-server - Minecraft C++ Server |
| 3 | +# ============================================================================= |
| 4 | +cmake_minimum_required(VERSION 3.21) |
| 5 | + |
| 6 | +project(mc-server |
| 7 | + VERSION 1.0.0 |
| 8 | + DESCRIPTION "Minecraft Server Implementation in C++" |
| 9 | + LANGUAGES CXX |
| 10 | +) |
| 11 | + |
| 12 | +# ============================================================================= |
| 13 | +# Build Configuration |
| 14 | +# ============================================================================= |
| 15 | + |
| 16 | +# C++20 Standard |
| 17 | +set(CMAKE_CXX_STANDARD 20) |
| 18 | +set(CMAKE_CXX_STANDARD_REQUIRED ON) |
| 19 | +set(CMAKE_CXX_EXTENSIONS OFF) |
| 20 | + |
| 21 | +# Export compile_commands.json for LSP support |
| 22 | +set(CMAKE_EXPORT_COMPILE_COMMANDS ON) |
| 23 | + |
| 24 | +# Set default build type if not specified |
| 25 | +if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES) |
| 26 | + message(STATUS "Setting build type to 'Release' as none was specified.") |
| 27 | + set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build." FORCE) |
| 28 | + set_property(CACHE CMAKE_BUILD_TYPE PROPERTY STRINGS "Debug" "Release" "MinSizeRel" "RelWithDebInfo") |
| 29 | +endif() |
| 30 | + |
| 31 | +# ============================================================================= |
| 32 | +# Dependencies |
| 33 | +# ============================================================================= |
| 34 | + |
| 35 | +include(FetchContent) |
| 36 | + |
| 37 | +# Try to find system zlib first, otherwise download it |
| 38 | +find_package(ZLIB QUIET) |
| 39 | + |
| 40 | +if(NOT ZLIB_FOUND) |
| 41 | + message(STATUS "System zlib not found, downloading via FetchContent...") |
| 42 | + FetchContent_Declare( |
| 43 | + zlib |
| 44 | + GIT_REPOSITORY https://github.com/madler/zlib.git |
| 45 | + GIT_TAG v1.3.1 |
| 46 | + ) |
| 47 | + # Prevent zlib from installing itself |
| 48 | + set(ZLIB_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE) |
| 49 | + set(SKIP_INSTALL_ALL ON CACHE BOOL "" FORCE) |
| 50 | + FetchContent_MakeAvailable(zlib) |
| 51 | + |
| 52 | + # Create an alias target to match the system zlib interface |
| 53 | + if(NOT TARGET ZLIB::ZLIB) |
| 54 | + add_library(ZLIB::ZLIB ALIAS zlibstatic) |
| 55 | + endif() |
| 56 | +else() |
| 57 | + message(STATUS "Found system zlib: ${ZLIB_VERSION_STRING}") |
| 58 | +endif() |
| 59 | + |
| 60 | +# ============================================================================= |
| 61 | +# Source Files |
| 62 | +# ============================================================================= |
| 63 | + |
| 64 | +# Automatically discover source files |
| 65 | +file(GLOB_RECURSE SOURCES CONFIGURE_DEPENDS |
| 66 | + "${CMAKE_SOURCE_DIR}/src/*.cpp" |
| 67 | +) |
| 68 | + |
| 69 | +file(GLOB_RECURSE HEADERS CONFIGURE_DEPENDS |
| 70 | + "${CMAKE_SOURCE_DIR}/include/*.hpp" |
| 71 | +) |
| 72 | + |
| 73 | +# ============================================================================= |
| 74 | +# Main Executable |
| 75 | +# ============================================================================= |
| 76 | + |
| 77 | +add_executable(${PROJECT_NAME} ${SOURCES} ${HEADERS}) |
| 78 | + |
| 79 | +# Include directories |
| 80 | +target_include_directories(${PROJECT_NAME} PRIVATE |
| 81 | + ${CMAKE_SOURCE_DIR}/include |
| 82 | + ${CMAKE_SOURCE_DIR}/include/data |
| 83 | + ${CMAKE_SOURCE_DIR}/include/network |
| 84 | + ${CMAKE_SOURCE_DIR}/include/world |
| 85 | + ${CMAKE_SOURCE_DIR}/include/lib |
| 86 | +) |
| 87 | + |
| 88 | +# Link libraries |
| 89 | +if(ZLIB_FOUND) |
| 90 | + target_link_libraries(${PROJECT_NAME} PRIVATE ZLIB::ZLIB) |
| 91 | +else() |
| 92 | + target_link_libraries(${PROJECT_NAME} PRIVATE zlibstatic) |
| 93 | + target_include_directories(${PROJECT_NAME} PRIVATE |
| 94 | + ${zlib_SOURCE_DIR} |
| 95 | + ${zlib_BINARY_DIR} |
| 96 | + ) |
| 97 | +endif() |
| 98 | + |
| 99 | +# Platform-specific configurations |
| 100 | +if(WIN32) |
| 101 | + # Windows socket library |
| 102 | + target_link_libraries(${PROJECT_NAME} PRIVATE ws2_32) |
| 103 | +endif() |
| 104 | + |
| 105 | +# ============================================================================= |
| 106 | +# Compiler Warnings |
| 107 | +# ============================================================================= |
| 108 | + |
| 109 | +include(cmake/CompilerWarnings.cmake) |
| 110 | +set_project_warnings(${PROJECT_NAME}) |
| 111 | + |
| 112 | +# ============================================================================= |
| 113 | +# Build Type Specific Flags |
| 114 | +# ============================================================================= |
| 115 | + |
| 116 | +# Debug definitions |
| 117 | +target_compile_definitions(${PROJECT_NAME} PRIVATE |
| 118 | + $<$<CONFIG:Debug>:DEBUG> |
| 119 | + $<$<CONFIG:Release>:NDEBUG> |
| 120 | + $<$<CONFIG:RelWithDebInfo>:NDEBUG> |
| 121 | + $<$<CONFIG:MinSizeRel>:NDEBUG> |
| 122 | +) |
| 123 | + |
| 124 | +# ============================================================================= |
| 125 | +# Installation |
| 126 | +# ============================================================================= |
| 127 | + |
| 128 | +include(GNUInstallDirs) |
| 129 | + |
| 130 | +install(TARGETS ${PROJECT_NAME} |
| 131 | + RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} |
| 132 | +) |
| 133 | + |
| 134 | +# ============================================================================= |
| 135 | +# Project Information |
| 136 | +# ============================================================================= |
| 137 | + |
| 138 | +message(STATUS "") |
| 139 | +message(STATUS "========================================") |
| 140 | +message(STATUS " ${PROJECT_NAME} v${PROJECT_VERSION}") |
| 141 | +message(STATUS "========================================") |
| 142 | +message(STATUS " Build type: ${CMAKE_BUILD_TYPE}") |
| 143 | +message(STATUS " C++ Standard: ${CMAKE_CXX_STANDARD}") |
| 144 | +message(STATUS " Compiler: ${CMAKE_CXX_COMPILER_ID} ${CMAKE_CXX_COMPILER_VERSION}") |
| 145 | +message(STATUS " Source files: ${CMAKE_SOURCE_DIR}/src") |
| 146 | +message(STATUS " Install prefix: ${CMAKE_INSTALL_PREFIX}") |
| 147 | +message(STATUS "========================================") |
| 148 | +message(STATUS "") |
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