fix: x265 compile issue and ios min sdk not defined issue

Author: prateekmedia

ios.sh

@@ -28,7 +28,7 @@ if [[ -f ${XCODE_FOR_FFMPEG_KIT} ]]; then
 fi
 
 # DETECT IOS SDK VERSION
-export DETECTED_IOS_SDK_VERSION="$(xcrun --sdk iphoneos --show-sdk-version 2>>${BASEDIR}/build.log)"
+export DETECTED_IOS_SDK_VERSION="$(xcrun --sdk iphoneos --show-sdk-version 2>>"${BASEDIR}/build.log")"
 echo -e "\nINFO: Using SDK ${DETECTED_IOS_SDK_VERSION} by Xcode provided at $(xcode-select -p)\n" 1>>"${BASEDIR}"/build.log 2>&1
 echo -e "INFO: Build options: $*\n" 1>>"${BASEDIR}"/build.log 2>&1
 

tools/patch/cmake/x265/CMakeLists.txt

@@ -7,17 +7,17 @@ if(NOT CMAKE_BUILD_TYPE)
 endif()
 message(STATUS "cmake version ${CMAKE_VERSION}")
 if(POLICY CMP0025)
-    cmake_policy(SET CMP0025 OLD) # report Apple's Clang as just Clang
+    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 OLD) # Only interpret if() arguments as variables or keywords when unquoted
+    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 3.5) # OBJECT libraries require 2.8.8
 include(CheckIncludeFiles)
 include(CheckFunctionExists)
 include(CheckSymbolExists)