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| 1 | +cmake_minimum_required(VERSION 3.16) |
| 2 | +project(PVSnesLib VERSION 4.4.0 LANGUAGES C CXX) |
| 3 | + |
| 4 | +# Set C standard |
| 5 | +set(CMAKE_C_STANDARD 90) |
| 6 | +set(CMAKE_C_STANDARD_REQUIRED ON) |
| 7 | + |
| 8 | +# Set C++ standard for tools that need it |
| 9 | +set(CMAKE_CXX_STANDARD 11) |
| 10 | +set(CMAKE_CXX_STANDARD_REQUIRED ON) |
| 11 | + |
| 12 | +# Pure CMake build system - no Make dependencies |
| 13 | +option(PVSNESLIB_BUILD_EXAMPLES "Build SNES examples" ON) |
| 14 | +option(PVSNESLIB_AUTO_SUBMODULES "Automatically initialize submodules" ON) |
| 15 | +option(PVSNESLIB_BUILD_DOCS "Build documentation (requires Doxygen)" ON) |
| 16 | + |
| 17 | +# Set PVSNESLIB_HOME - support both environment variable and local builds |
| 18 | +if(DEFINED ENV{PVSNESLIB_HOME}) |
| 19 | + set(PVSNESLIB_HOME $ENV{PVSNESLIB_HOME} CACHE PATH "PVSnesLib home directory") |
| 20 | + message(STATUS "Using PVSNESLIB_HOME from environment: ${PVSNESLIB_HOME}") |
| 21 | +else() |
| 22 | + set(PVSNESLIB_HOME ${CMAKE_SOURCE_DIR} CACHE PATH "PVSnesLib home directory") |
| 23 | + message(STATUS "Using local PVSnesLib build: ${PVSNESLIB_HOME}") |
| 24 | +endif() |
| 25 | + |
| 26 | +# Platform detection (mirroring existing Makefile logic) |
| 27 | +if(WIN32) |
| 28 | + set(PVSNESLIB_OS "windows") |
| 29 | +elseif(CMAKE_SYSTEM_NAME MATCHES "MINGW") |
| 30 | + set(PVSNESLIB_OS "mingw") |
| 31 | +elseif(CMAKE_SYSTEM_NAME STREQUAL "Darwin") |
| 32 | + set(PVSNESLIB_OS "darwin") |
| 33 | +elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux") |
| 34 | + set(PVSNESLIB_OS "linux") |
| 35 | +elseif(CMAKE_SYSTEM_NAME STREQUAL "FreeBSD") |
| 36 | + set(PVSNESLIB_OS "freebsd") |
| 37 | +else() |
| 38 | + message(FATAL_ERROR "Unsupported operating system: ${CMAKE_SYSTEM_NAME}") |
| 39 | +endif() |
| 40 | + |
| 41 | +# Architecture detection (improved over hardcoded 64b) |
| 42 | +if(CMAKE_SYSTEM_PROCESSOR MATCHES "arm64|aarch64") |
| 43 | + set(PVSNESLIB_ARCH "arm64") |
| 44 | +elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64|AMD64") |
| 45 | + set(PVSNESLIB_ARCH "x64") |
| 46 | +elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "i386|i686") |
| 47 | + set(PVSNESLIB_ARCH "x86") |
| 48 | +else() |
| 49 | + # Fallback to original naming for unknown architectures |
| 50 | + set(PVSNESLIB_ARCH "64b") |
| 51 | +endif() |
| 52 | + |
| 53 | +message(STATUS "Building PVSnesLib for: ${PVSNESLIB_ARCH}_${PVSNESLIB_OS}") |
| 54 | +message(STATUS "PVSnesLib home: ${PVSNESLIB_HOME}") |
| 55 | +message(STATUS "Detected architecture: ${CMAKE_SYSTEM_PROCESSOR} → ${PVSNESLIB_ARCH}") |
| 56 | + |
| 57 | +message(STATUS "Using pure CMake build system") |
| 58 | + |
| 59 | +# Include ExternalProject for handling submodules |
| 60 | +include(ExternalProject) |
| 61 | + |
| 62 | +# Add our CMake modules |
| 63 | +list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake) |
| 64 | + |
| 65 | +# Automatically initialize and update submodules if requested |
| 66 | +if(PVSNESLIB_AUTO_SUBMODULES) |
| 67 | + message(STATUS "Synchronizing submodules to match superproject...") |
| 68 | + |
| 69 | + find_package(Git REQUIRED) |
| 70 | + execute_process( |
| 71 | + COMMAND ${GIT_EXECUTABLE} submodule update --init --recursive |
| 72 | + WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} |
| 73 | + RESULT_VARIABLE GIT_RESULT |
| 74 | + OUTPUT_VARIABLE GIT_OUTPUT |
| 75 | + ERROR_VARIABLE GIT_ERROR |
| 76 | + ) |
| 77 | + |
| 78 | + if(NOT GIT_RESULT EQUAL 0) |
| 79 | + message(WARNING "Failed to synchronize submodules.") |
| 80 | + message(WARNING "Please run manually: git submodule update --init --recursive") |
| 81 | + message(WARNING "Git output: ${GIT_OUTPUT}") |
| 82 | + message(WARNING "Git error: ${GIT_ERROR}") |
| 83 | + else() |
| 84 | + message(STATUS "Submodules synchronized successfully!") |
| 85 | + endif() |
| 86 | +endif() |
| 87 | + |
| 88 | +# Create directories that match existing structure |
| 89 | +file(MAKE_DIRECTORY ${CMAKE_SOURCE_DIR}/devkitsnes/bin) |
| 90 | +file(MAKE_DIRECTORY ${CMAKE_SOURCE_DIR}/devkitsnes/tools) |
| 91 | + |
| 92 | +# Add subdirectories in dependency order (matching existing Makefile) |
| 93 | +add_subdirectory(compiler) |
| 94 | +add_subdirectory(tools) |
| 95 | +add_subdirectory(pvsneslib) |
| 96 | + |
| 97 | +if(PVSNESLIB_BUILD_EXAMPLES) |
| 98 | + add_subdirectory(snes-examples) |
| 99 | +endif() |
| 100 | + |
| 101 | + |
| 102 | +# Documentation is handled in pvsneslib/CMakeLists.txt |
| 103 | + |
| 104 | +#============================================================================= |
| 105 | +# ESSENTIAL TARGETS - Only 3 Things You Need |
| 106 | +#============================================================================= |
| 107 | + |
| 108 | +# 1. Absolute minimum to write SNES programs and make ROMs |
| 109 | +add_custom_target(minimal |
| 110 | + DEPENDS compiler tools library |
| 111 | + COMMENT "🔧 Minimal SNES development environment (compiler + tools + library only)" |
| 112 | +) |
| 113 | + |
| 114 | +# 2. Build examples only (assumes minimal is already built) |
| 115 | +add_custom_target(examples_only |
| 116 | + DEPENDS examples audio_examples games_examples logo_examples sram_examples objects_examples input_examples advanced_examples |
| 117 | + COMMENT "🎮 Build working SNES examples (40+ ROMs)" |
| 118 | +) |
| 119 | + |
| 120 | +# 3. Build absolutely everything |
| 121 | +add_custom_target(everything |
| 122 | + DEPENDS compiler tools library examples audio_examples games_examples logo_examples sram_examples objects_examples input_examples advanced_examples |
| 123 | + COMMENT "🚀 Build everything (minimal + working examples)" |
| 124 | +) |
| 125 | + |
| 126 | +# Note: Clean aliases (compiler, tools, library) are defined in their respective subdirectories |
| 127 | + |
| 128 | +#============================================================================= |
| 129 | +# RELEASE SYSTEM - Complete Package Creation |
| 130 | +#============================================================================= |
| 131 | + |
| 132 | +# Release target that matches and improves upon original Makefile release |
| 133 | +add_custom_target(release |
| 134 | + # Prerequisites: Build everything and generate documentation |
| 135 | + DEPENDS everything docs |
| 136 | + |
| 137 | + # Create release directory structure |
| 138 | + COMMAND ${CMAKE_COMMAND} -E remove_directory release |
| 139 | + COMMAND ${CMAKE_COMMAND} -E make_directory release/pvsneslib |
| 140 | + |
| 141 | + # Copy core development tools (compiler and utilities) |
| 142 | + COMMAND ${CMAKE_COMMAND} -E copy_directory devkitsnes release/ |
| 143 | + |
| 144 | + # Copy library components |
| 145 | + COMMAND ${CMAKE_COMMAND} -E copy_directory pvsneslib/include release/pvsneslib |
| 146 | + COMMAND ${CMAKE_COMMAND} -E copy_directory pvsneslib/lib release/pvsneslib |
| 147 | + COMMAND ${CMAKE_COMMAND} -E copy_directory pvsneslib/docs/html release/pvsneslib |
| 148 | + |
| 149 | + # Copy library metadata and documentation |
| 150 | + COMMAND ${CMAKE_COMMAND} -E copy pvsneslib/PVSnesLib_Logo.png release/pvsneslib/ |
| 151 | + COMMAND ${CMAKE_COMMAND} -E copy pvsneslib/pvsneslib_license.txt release/pvsneslib/ |
| 152 | + COMMAND ${CMAKE_COMMAND} -E copy pvsneslib/pvsneslib_snesmod.txt release/pvsneslib/ |
| 153 | + COMMAND ${CMAKE_COMMAND} -E copy pvsneslib/pvsneslib_version.txt release/pvsneslib/ |
| 154 | + |
| 155 | + # Copy examples and CMake system for external projects |
| 156 | + COMMAND ${CMAKE_COMMAND} -E copy_directory snes-examples release/snes-examples |
| 157 | + COMMAND ${CMAKE_COMMAND} -E copy_directory cmake release/cmake |
| 158 | + |
| 159 | + # Create release archive with version and platform info |
| 160 | + COMMAND ${CMAKE_COMMAND} -E chdir release tar czf pvsneslib_${PROJECT_VERSION}_${PVSNESLIB_ARCH}_${PVSNESLIB_OS}.tar.gz pvsneslib cmake |
| 161 | + |
| 162 | + WORKING_DIRECTORY ${CMAKE_SOURCE_DIR} |
| 163 | + COMMENT "🚀 Creating PVSnesLib ${PROJECT_VERSION} release package for ${PVSNESLIB_ARCH}_${PVSNESLIB_OS}" |
| 164 | + VERBATIM |
| 165 | +) |
| 166 | + |
| 167 | +# Version information target |
| 168 | +add_custom_target(version |
| 169 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 170 | + COMMAND ${CMAKE_COMMAND} -E echo "🎮 PVSnesLib Version Information" |
| 171 | + COMMAND ${CMAKE_COMMAND} -E echo "=================================" |
| 172 | + COMMAND ${CMAKE_COMMAND} -E echo "Library Version: ${PROJECT_VERSION}" |
| 173 | + COMMAND ${CMAKE_COMMAND} -E echo "Build Platform: ${PVSNESLIB_OS}" |
| 174 | + COMMAND ${CMAKE_COMMAND} -E echo "Architecture: ${PVSNESLIB_ARCH}" |
| 175 | + COMMAND ${CMAKE_COMMAND} -E echo "Release Name: pvsneslib_${PROJECT_VERSION}_${PVSNESLIB_ARCH}_${PVSNESLIB_OS}.tar.gz" |
| 176 | + COMMAND ${CMAKE_COMMAND} -E echo "CMake Version: ${CMAKE_VERSION}" |
| 177 | + COMMAND ${CMAKE_COMMAND} -E echo "Build Type: ${CMAKE_BUILD_TYPE}" |
| 178 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 179 | + COMMENT "Display PVSnesLib version information" |
| 180 | +) |
| 181 | + |
| 182 | +#============================================================================= |
| 183 | +# CUSTOM HELP TARGET - User-Friendly Target Overview |
| 184 | +#============================================================================= |
| 185 | + |
| 186 | +add_custom_target(guide |
| 187 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 188 | + COMMAND ${CMAKE_COMMAND} -E echo "🎮 PVSnesLib - 3 Essential Targets" |
| 189 | + COMMAND ${CMAKE_COMMAND} -E echo "==================================" |
| 190 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 191 | + COMMAND ${CMAKE_COMMAND} -E echo "🔧 1. MINIMAL - Absolute minimum to write SNES programs:" |
| 192 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target minimal" |
| 193 | + COMMAND ${CMAKE_COMMAND} -E echo " Result: C compiler + assembler + tools + library" |
| 194 | + COMMAND ${CMAKE_COMMAND} -E echo " Use this: To write your own SNES programs" |
| 195 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 196 | + COMMAND ${CMAKE_COMMAND} -E echo "🎮 2. EXAMPLES_ONLY - Build all example ROMs:" |
| 197 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target examples_only" |
| 198 | + COMMAND ${CMAKE_COMMAND} -E echo " Result: 60+ example SNES ROMs" |
| 199 | + COMMAND ${CMAKE_COMMAND} -E echo " Use this: To learn from existing examples" |
| 200 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 201 | + COMMAND ${CMAKE_COMMAND} -E echo "🚀 3. EVERYTHING - Build absolutely everything:" |
| 202 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target everything" |
| 203 | + COMMAND ${CMAKE_COMMAND} -E echo " Result: Complete development environment + all examples" |
| 204 | + COMMAND ${CMAKE_COMMAND} -E echo " Use this: For complete setup" |
| 205 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 206 | + COMMAND ${CMAKE_COMMAND} -E echo "📋 QUICK START:" |
| 207 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake -B build -DPVSNESLIB_BUILD_EXAMPLES=ON" |
| 208 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target everything" |
| 209 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 210 | + COMMAND ${CMAKE_COMMAND} -E echo "📖 4. DOCUMENTATION - Generate API docs [requires Doxygen]:" |
| 211 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target docs" |
| 212 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target docspdf # HTML + PDF manual" |
| 213 | + COMMAND ${CMAKE_COMMAND} -E echo " Result: HTML documentation in pvsneslib/docs/html/" |
| 214 | + COMMAND ${CMAKE_COMMAND} -E echo " Use this: To browse the complete API reference" |
| 215 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 216 | + COMMAND ${CMAKE_COMMAND} -E echo "🚀 5. RELEASE - Create distribution package:" |
| 217 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target release" |
| 218 | + COMMAND ${CMAKE_COMMAND} -E echo " Result: pvsneslib_${PROJECT_VERSION}_${PVSNESLIB_ARCH}_${PVSNESLIB_OS}.tar.gz" |
| 219 | + COMMAND ${CMAKE_COMMAND} -E echo " Use this: To create release packages for distribution" |
| 220 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 221 | + COMMAND ${CMAKE_COMMAND} -E echo "ℹ️ 6. VERSION INFO - Display version information:" |
| 222 | + COMMAND ${CMAKE_COMMAND} -E echo " cmake --build build --target version" |
| 223 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 224 | + COMMAND ${CMAKE_COMMAND} -E echo "🎯 INDIVIDUAL COMPONENTS - if needed:" |
| 225 | + COMMAND ${CMAKE_COMMAND} -E echo " compiler, tools, library, examples, hello_world, effects, etc." |
| 226 | + COMMAND ${CMAKE_COMMAND} -E echo "" |
| 227 | + COMMENT "Displaying PVSnesLib essential targets" |
| 228 | +) |
| 229 | + |
| 230 | +# Print build summary |
| 231 | +message(STATUS "") |
| 232 | +message(STATUS "PVSnesLib ${PROJECT_VERSION} build configuration:") |
| 233 | +message(STATUS " OS: ${PVSNESLIB_OS}") |
| 234 | +message(STATUS " Build examples: ${PVSNESLIB_BUILD_EXAMPLES}") |
| 235 | +message(STATUS " Build docs: ${PVSNESLIB_BUILD_DOCS}") |
| 236 | +message(STATUS " Install prefix: ${CMAKE_INSTALL_PREFIX}") |
| 237 | +message(STATUS "") |
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