1 files changed, 207 insertions, 0 deletions
diff --git a/cmake/scripts/linux/ArchSetup.cmake b/cmake/scripts/linux/ArchSetup.cmake
new file mode 100644
index 0000000..4083483
--- /dev/null
+++ b/cmake/scripts/linux/ArchSetup.cmake
@@ -0,0 +1,207 @@
+include(cmake/scripts/linux/Linkers.txt)
+
+# Main cpp
+set(CORE_MAIN_SOURCE ${CMAKE_SOURCE_DIR}/xbmc/platform/posix/main.cpp)
+
+# we always want to use GNU features if available, so set _GNU_SOURCE
+set(ARCH_DEFINES -DTARGET_POSIX -DTARGET_LINUX -D_GNU_SOURCE)
+set(SYSTEM_DEFINES -D__STDC_CONSTANT_MACROS -D_FILE_OFFSET_BITS=64)
+set(PLATFORM_DIR platform/linux)
+set(PLATFORMDEFS_DIR platform/posix)
+set(CMAKE_SYSTEM_NAME Linux)
+if(WITH_ARCH)
+  set(ARCH ${WITH_ARCH})
+else()
+  if(CPU STREQUAL x86_64)
+    set(ARCH x86_64-linux)
+    set(NEON False)
+  elseif(CPU MATCHES "i.86")
+    set(ARCH i486-linux)
+    set(NEON False)
+    add_options(CXX ALL_BUILDS "-msse")
+  elseif(CPU STREQUAL arm1176jzf-s)
+    set(ARCH arm)
+    set(NEON False)
+    set(NEON_FLAGS "-mcpu=arm1176jzf-s -mtune=arm1176jzf-s -mfloat-abi=hard -mfpu=vfp")
+  elseif(CPU MATCHES "cortex-a7")
+    set(ARCH arm)
+    set(NEON True)
+    set(NEON_FLAGS "-fPIC -mcpu=cortex-a7")
+  elseif(CPU MATCHES "cortex-a53")
+    set(ARCH arm)
+    set(NEON True)
+    set(NEON_FLAGS "-fPIC -mcpu=cortex-a53")
+  elseif(CPU MATCHES arm)
+    set(ARCH arm)
+    set(NEON True)
+  elseif(CPU MATCHES aarch64 OR CPU MATCHES arm64)
+    set(ARCH aarch64)
+    set(NEON True)
+  elseif(CPU MATCHES riscv64)
+    set(ARCH riscv64)
+    set(NEON False)
+  elseif(CPU MATCHES ppc64le)
+    set(ARCH ppc64le)
+    set(NEON False)
+  elseif(CPU MATCHES loongarch64)
+    set(ARCH loongarch64)
+    set(NEON False)
+  else()
+    message(SEND_ERROR "Unknown CPU: ${CPU}")
+  endif()
+endif()
+
+# disable the default gold linker when an alternative was enabled by the user
+if(ENABLE_LLD OR ENABLE_MOLD)
+  set(ENABLE_GOLD OFF CACHE BOOL "" FORCE)
+elseif(ENABLE_GOLD)
+  include(LDGOLD)
+endif()
+if(ENABLE_LLD)
+  set(ENABLE_MOLD OFF CACHE BOOL "" FORCE)
+  include(LLD)
+elseif(ENABLE_MOLD)
+  set(ENABLE_LLD OFF CACHE BOOL "" FORCE)
+  include(MOLD)
+endif()
+
+
+if(CMAKE_BUILD_TYPE STREQUAL Release OR CMAKE_BUILD_TYPE STREQUAL MinSizeRel)
+
+  # LTO Support, requires cmake >= 3.9
+  if(CMAKE_VERSION VERSION_EQUAL 3.9.0 OR CMAKE_VERSION VERSION_GREATER 3.9.0)
+    option(USE_LTO "Enable link time optimization. Specify an int for number of parallel jobs" OFF)
+    if(USE_LTO)
+      include(CheckIPOSupported)
+      check_ipo_supported(RESULT HAVE_LTO OUTPUT _output)
+      if(HAVE_LTO)
+        set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+
+        # override flags to enable parallel processing
+        set(NJOBS 2)
+        if(USE_LTO MATCHES "^[0-9]+$")
+          set(NJOBS ${USE_LTO})
+        endif()
+
+        if(CMAKE_COMPILER_IS_GNUCXX)
+          # GCC
+          # Make sure we strip binaries in Release build
+          set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -s")
+          set(CMAKE_CXX_COMPILE_OPTIONS_IPO -flto=${NJOBS} -fno-fat-lto-objects)
+          set(CMAKE_C_COMPILE_OPTIONS_IPO -flto=${NJOBS} -fno-fat-lto-objects)
+        elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+          # CLANG
+          set(ENABLE_GOLD OFF CACHE BOOL "gold linker forced to off" FORCE)
+
+          find_package(LLVM REQUIRED)
+
+          if(NOT CLANG_LTO_CACHE)
+            set(CLANG_LTO_CACHE ${PROJECT_BINARY_DIR}/.clang-lto.cache)
+          endif()
+          if(USE_LTO STREQUAL "all")
+            set(NJOBS ${USE_LTO})
+          endif()
+
+          set(CMAKE_CXX_COMPILE_OPTIONS_IPO -flto=thin)
+          set(CMAKE_C_COMPILE_OPTIONS_IPO -flto=thin)
+          if(LLD_FOUND)
+            set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--thinlto-jobs=${NJOBS},--thinlto-cache-dir=${CLANG_LTO_CACHE}")
+          elseif(MOLD_FOUND)
+            set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--plugin-opt=jobs=${NJOBS},--plugin-opt=cache-dir=${CLANG_LTO_CACHE}")
+          endif()
+          set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
+          set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
+        endif()
+      else()
+        message(WARNING "LTO optimization not supported: ${_output}")
+        unset(_output)
+      endif()
+    endif()
+  endif()
+endif()
+
+if(KODI_DEPENDSBUILD)
+  # Binaries should be directly runnable from host, so include rpath to depends
+  set(CMAKE_INSTALL_RPATH "${DEPENDS_PATH}/lib")
+  set(CMAKE_BUILD_WITH_INSTALL_RPATH TRUE)
+endif()
+
+include(CheckIncludeFiles)
+check_include_files("linux/udmabuf.h" HAVE_LINUX_UDMABUF)
+if(HAVE_LINUX_UDMABUF)
+  list(APPEND ARCH_DEFINES "-DHAVE_LINUX_UDMABUF=1")
+else()
+  message(STATUS "include/linux/udmabuf.h not found")
+endif()
+
+check_include_files("linux/dma-heap.h" HAVE_LINUX_DMA_HEAP)
+if(HAVE_LINUX_DMA_HEAP)
+  list(APPEND ARCH_DEFINES "-DHAVE_LINUX_DMA_HEAP=1")
+else()
+  message(STATUS "include/linux/dma-heap.h not found")
+endif()
+
+check_include_files("linux/dma-buf.h" HAVE_LINUX_DMA_BUF)
+if(HAVE_LINUX_DMA_BUF)
+  list(APPEND ARCH_DEFINES "-DHAVE_LINUX_DMA_BUF=1")
+else()
+  message(STATUS "include/linux/dma-buf.h not found")
+endif()
+
+include(CheckSymbolExists)
+set(CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE")
+check_symbol_exists("mkostemp" "stdlib.h" HAVE_MKOSTEMP)
+set(CMAKE_REQUIRED_DEFINITIONS "")
+if(HAVE_MKOSTEMP)
+  list(APPEND ARCH_DEFINES "-DHAVE_MKOSTEMP=1")
+endif()
+
+set(CMAKE_REQUIRED_DEFINITIONS "-D_GNU_SOURCE")
+check_symbol_exists("memfd_create" "sys/mman.h" HAVE_LINUX_MEMFD)
+set(CMAKE_REQUIRED_DEFINITIONS "")
+if(HAVE_LINUX_MEMFD)
+  list(APPEND ARCH_DEFINES "-DHAVE_LINUX_MEMFD=1")
+else()
+  message(STATUS "memfd_create() not found")
+endif()
+
+# Additional SYSTEM_DEFINES
+list(APPEND SYSTEM_DEFINES -DHAS_POSIX_NETWORK -DHAS_LINUX_NETWORK)
+
+# Code Coverage
+if(CMAKE_BUILD_TYPE STREQUAL Coverage)
+  set(COVERAGE_TEST_BINARY ${APP_NAME_LC}-test)
+  set(COVERAGE_SOURCE_DIR ${CMAKE_SOURCE_DIR})
+  set(COVERAGE_DEPENDS "\${APP_NAME_LC}" "\${APP_NAME_LC}-test")
+  set(COVERAGE_EXCLUDES */test/* lib/* */lib/*)
+endif()
+
+if(NOT "x11" IN_LIST CORE_PLATFORM_NAME_LC)
+  set(ENABLE_VDPAU OFF CACHE BOOL "Disabling VDPAU" FORCE)
+endif()
+
+if("x11" IN_LIST CORE_PLATFORM_NAME_LC AND ENABLE_VDPAU)
+  set(ENABLE_GLX ON CACHE BOOL "Enabling GLX" FORCE)
+endif()
+
+# Architecture endianness detector
+include(TestBigEndian)
+TEST_BIG_ENDIAN(ARCH_IS_BIGENDIAN)
+if(ARCH_IS_BIGENDIAN)
+  message(STATUS "Host architecture is big-endian")
+  list(APPEND ARCH_DEFINES "-DWORDS_BIGENDIAN=1")
+else()
+  message(STATUS "Host architecture is little-endian")
+endif()
+
+# Build internal libs
+if(NOT USE_INTERNAL_LIBS)
+  if(KODI_DEPENDSBUILD)
+    set(USE_INTERNAL_LIBS ON)
+  else()
+    set(USE_INTERNAL_LIBS OFF)
+  endif()
+endif()
+
+# Atomic library
+list(APPEND PLATFORM_REQUIRED_DEPS Atomic)