[x265] [X265][PATCH] Fix for CMake Build Errors in MacOS

[Yaswanth Sastry]

>From 534a832403c11ad97bfd13a35c3bedb641310831 Mon Sep 17 00:00:00 2001
From: yaswanthsastry <yaswanth.sastry at multicorewareinc.com>
Date: Mon, 7 Apr 2025 11:27:36 +0530
Subject: [PATCH] Fix for CMake Build Errors in MacOS

---
 source/CMakeLists.txt | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 4f5b3ed82..d108feab7 100755
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -6,18 +6,14 @@ if(NOT CMAKE_BUILD_TYPE)
         FORCE)
 endif()
 message(STATUS "cmake version ${CMAKE_VERSION}")
-if(POLICY CMP0025)
-    cmake_policy(SET CMP0025 NEW) # report Apple's Clang as just Clang
-endif()
+
 if(POLICY CMP0042)
     cmake_policy(SET CMP0042 NEW) # MACOSX_RPATH
 endif()
-if(POLICY CMP0054)
-    cmake_policy(SET CMP0054 NEW) # Only interpret if() arguments as variables or keywords when unquoted
-endif()
+

 project (x265)
-cmake_minimum_required (VERSION 2.8.8) # OBJECT libraries require 2.8.8
+cmake_minimum_required (VERSION 2.8.8...3.10) # OBJECT libraries require 2.8.8
 include(CheckIncludeFiles)
 include(CheckFunctionExists)
 include(CheckSymbolExists)
@@ -168,7 +164,7 @@ if(APPLE)
   add_definitions(-DMACOS=1)
 endif()
-if(${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang")
+if(${CMAKE_CXX_COMPILER_ID} STREQUAL "Clang" OR ${CMAKE_CXX_COMPILER_ID} STREQUAL "AppleClang")
     set(CLANG 1)
 endif()
 if(${CMAKE_CXX_COMPILER_ID} STREQUAL "Intel")
@@ -740,6 +736,9 @@ if((MSVC_IDE OR XCODE OR GCC) AND ENABLE_ASSEMBLY)
     if(ARM OR CROSS_COMPILE_ARM)
     # compile ARM arch asm files here
         enable_language(ASM)
+            if(APPLE)
+        set(ARM_ARGS ${ARM_ARGS} -arch ${CMAKE_OSX_ARCHITECTURES})
+        endif()
         foreach(ASM ${ARM_ASMS})
            set(ASM_SRC ${CMAKE_CURRENT_SOURCE_DIR}/common/arm/${ASM})
             list(APPEND ASM_SRCS ${ASM_SRC})
--
2.37.3.windows.1




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