CMake build system

2025-08-03 17:36:01 +01:00
1 parent 4fed624cff
commit 4c6f3f81eb
@@ -0,0 +1,4 @@
+include(platforms/emscripten)
+include(platforms/macos)
+include(platforms/unix)
+include(platforms/windows)
@@ -0,0 +1,50 @@
+# Emscripten specific settings
+
+if(NOT EMSCRIPTEN)
+    return()
+endif()
+
+set(CMAKE_EXECUTABLE_SUFFIX ".js")
+set(CMAKE_SHARED_LIBRARY_SUFFIX ".wasm")
+
+# Disable options that don't make sense for emscripten
+set(BUILD_SERVER OFF CACHE INTERNAL "")
+set(BUILD_RENDERER_GL1 OFF CACHE INTERNAL "")
+set(USE_RENDERER_DLOPEN OFF CACHE INTERNAL "")
+set(USE_OPENAL_DLOPEN OFF CACHE INTERNAL "")
+set(BUILD_GAME_LIBRARIES OFF CACHE INTERNAL "")
+set(USE_HTTP OFF CACHE INTERNAL "")
+
+list(APPEND CLIENT_COMPILE_OPTIONS -sUSE_SDL=2)
+
+list(APPEND CLIENT_LINK_OPTIONS
+    -sTOTAL_MEMORY=256MB
+    -sSTACK_SIZE=5MB
+    -sMIN_WEBGL_VERSION=1
+    -sMAX_WEBGL_VERSION=2
+    -sEXPORTED_RUNTIME_METHODS=FS,addRunDependency,removeRunDependency
+    -sEXIT_RUNTIME=1
+    -sEXPORT_ES6
+    -sEXPORT_NAME=${CLIENT_NAME}
+)
+
+option(EMSCRIPTEN_PRELOAD_FILE "Preload game files into .data file" OFF)
+
+if(EMSCRIPTEN_PRELOAD_FILE)
+    if(NOT EXISTS "${CMAKE_SOURCE_DIR}/${BASEGAME}")
+        message(FATAL_ERROR "No files in '${BASEGAME}' directory for emscripten to preload.")
+    endif()
+    list(APPEND CLIENT_LINK_OPTIONS "--preload-file ${BASEGAME}")
+endif()
+
+set(POST_CLIENT_CONFIGURE_FUNCTION deploy_shell_files)
+
+function(deploy_shell_files)
+    configure_file(${SOURCE_DIR}/web/client.html.in
+        ${CMAKE_BINARY_DIR}/${CMAKE_BUILD_TYPE}/${CLIENT_NAME}.html @ONLY)
+
+    if(NOT EMSCRIPTEN_PRELOAD_FILE)
+        configure_file(${SOURCE_DIR}/web/client-config.json
+            ${CMAKE_BINARY_DIR}/${CMAKE_BUILD_TYPE}/${CLIENT_NAME}-config.json COPYONLY)
+    endif()
+endfunction()
@@ -0,0 +1,80 @@
+# macOS specific settings
+
+if(NOT APPLE)
+    return()
+endif()
+
+# Including the arch in the filename doesn't really make sense
+# on macOS where we're building Universal Binaries
+set(USE_ARCHLESS_FILENAMES ON CACHE INTERNAL "")
+
+option(BUILD_MACOS_APP "Deploy as a macOS .app" ON)
+
+enable_language(OBJC)
+
+list(APPEND SYSTEM_PLATFORM_SOURCES ${SOURCE_DIR}/sys/sys_osx.m)
+
+list(APPEND COMMON_LIBRARIES "-framework Cocoa")
+list(APPEND CLIENT_LIBRARIES "-framework IOKit")
+list(APPEND RENDERER_LIBRARIES "-framework OpenGL")
+
+set(CMAKE_OSX_DEPLOYMENT_TARGET 11.0)
+set(CMAKE_OSX_ARCHITECTURES arm64;x86_64)
+
+if(BUILD_MACOS_APP)
+    set(CLIENT_EXECUTABLE_OPTIONS MACOSX_BUNDLE)
+    set(POST_CLIENT_CONFIGURE_FUNCTION finish_macos_app)
+endif()
+
+function(finish_macos_app)
+    get_filename_component(MACOS_ICON_FILE ${MACOS_ICON_PATH} NAME)
+
+    set(MACOS_APP_BUNDLE_NAME ${CLIENT_NAME})
+    set(MACOS_APP_EXECUTABLE_NAME ${CLIENT_BINARY})
+    set(MACOS_APP_GUI_IDENTIFIER ${MACOS_BUNDLE_ID})
+    set(MACOS_APP_ICON_FILE ${MACOS_ICON_FILE})
+    set(MACOS_APP_SHORT_VERSION_STRING ${PRODUCT_VERSION})
+    set(MACOS_APP_BUNDLE_VERSION ${PRODUCT_VERSION})
+    set(MACOS_APP_DEPLOYMENT_TARGET ${CMAKE_OSX_DEPLOYMENT_TARGET})
+    set(MACOS_APP_COPYRIGHT ${COPYRIGHT})
+
+    if(PROTOCOL_HANDLER_SCHEME)
+        set(MACOS_APP_PLIST_URL_TYPES
+        "<key>CFBundleURLTypes</key>
+        <array>
+            <dict>
+                <key>CFBundleURLName</key>
+                <string>${MACOS_APP_BUNDLE_NAME}</string>
+                <key>CFBundleURLSchemes</key>
+                <array>
+                    <string>${PROTOCOL_HANDLER_SCHEME}</string>
+                </array>
+            </dict>
+        </array>")
+    else()
+        set(MACOS_APP_PLIST_URL_TYPES "")
+    endif()
+
+    configure_file(${CMAKE_SOURCE_DIR}/cmake/Info.plist.in
+        ${CMAKE_BINARY_DIR}/Info.plist @ONLY)
+
+    set_target_properties(${CLIENT_BINARY} PROPERTIES
+        MACOSX_BUNDLE_INFO_PLIST ${CMAKE_BINARY_DIR}/Info.plist)
+
+    set(RESOURCES_DIR $<TARGET_FILE_DIR:${CLIENT_BINARY}>/../Resources)
+    add_custom_command(TARGET ${CLIENT_BINARY} POST_BUILD
+        COMMAND ${CMAKE_COMMAND} -E make_directory ${RESOURCES_DIR}
+        COMMAND ${CMAKE_COMMAND} -E copy ${MACOS_ICON_PATH} ${RESOURCES_DIR})
+
+    if(USE_RENDERER_DLOPEN)
+        set(MACOS_APP_BINARY_DIR ${CLIENT_BINARY}.app/Contents/MacOS)
+
+        if(BUILD_RENDERER_GL1)
+            set_output_dirs(${RENDERER_GL1_BINARY} SUBDIRECTORY ${MACOS_APP_BINARY_DIR})
+        endif()
+
+        if(BUILD_RENDERER_GL2)
+            set_output_dirs(${RENDERER_GL2_BINARY} SUBDIRECTORY ${MACOS_APP_BINARY_DIR})
+        endif()
+    endif()
+endfunction()
@@ -0,0 +1,21 @@
+# Unix specific settings (this includes macOS and emscripten)
+
+if(NOT UNIX)
+    return()
+endif()
+
+list(APPEND SYSTEM_PLATFORM_SOURCES ${SOURCE_DIR}/sys/sys_unix.c)
+
+if(EMSCRIPTEN)
+    list(APPEND SYSTEM_PLATFORM_SOURCES ${SOURCE_DIR}/sys/con_passive.c)
+else()
+    list(APPEND SYSTEM_PLATFORM_SOURCES ${SOURCE_DIR}/sys/con_tty.c)
+endif()
+
+if(USE_HTTP)
+    list(APPEND CLIENT_PLATFORM_SOURCES ${SOURCE_DIR}/client/cl_http_curl.c)
+endif()
+
+list(APPEND COMMON_LIBRARIES dl m)
+
+list(APPEND CLIENT_DEFINITIONS USE_ICON)
@@ -0,0 +1,35 @@
+# Windows specific settings
+
+if(NOT WIN32)
+    return()
+endif()
+
+list(APPEND SYSTEM_PLATFORM_SOURCES
+    ${SOURCE_DIR}/sys/sys_win32.c
+    ${SOURCE_DIR}/sys/con_passive.c
+    ${SOURCE_DIR}/sys/win_resource.rc
+)
+
+if(USE_HTTP)
+    list(APPEND CLIENT_PLATFORM_SOURCES ${SOURCE_DIR}/client/cl_http_windows.c)
+    list(APPEND CLIENT_LIBRARIES wininet)
+endif()
+
+list(APPEND COMMON_LIBRARIES ws2_32 winmm psapi)
+
+if(MINGW)
+    list(APPEND COMMON_LIBRARIES mingw32)
+endif()
+
+list(APPEND CLIENT_DEFINITIONS USE_ICON)
+
+set_source_files_properties(${SOURCE_DIR}/sys/win_resource.rc
+    PROPERTIES COMPILE_DEFINITIONS WINDOWS_ICON_PATH=${WINDOWS_ICON_PATH})
+
+if(MSVC)
+    # We have our own manifest, disable auto creation
+    list(APPEND SERVER_LINK_OPTIONS "/MANIFEST:NO")
+    list(APPEND CLIENT_LINK_OPTIONS "/MANIFEST:NO")
+endif()
+
+set(CLIENT_EXECUTABLE_OPTIONS WIN32)