From 4830f27a40323fe859dc166337a2b861877b7121 Mon Sep 17 00:00:00 2001
From: manuel <manuel@mausz.at>
Date: Mon, 1 Jan 2018 13:40:09 +0100
Subject: sync with upstream

---
 cmake/scripts/linux/ArchSetup.cmake | 37 +++++++++++++++++++++++++++++++++----
 1 file changed, 33 insertions(+), 4 deletions(-)

(limited to 'cmake/scripts/linux/ArchSetup.cmake')

diff --git a/cmake/scripts/linux/ArchSetup.cmake b/cmake/scripts/linux/ArchSetup.cmake
index 74018d0..ee69c09 100644
--- a/cmake/scripts/linux/ArchSetup.cmake
+++ b/cmake/scripts/linux/ArchSetup.cmake
@@ -5,7 +5,7 @@ if(CORE_PLATFORM_NAME_LC STREQUAL rbpi)
 endif()
 set(SYSTEM_DEFINES -D__STDC_CONSTANT_MACROS -D_FILE_DEFINED
                    -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64)
-set(PLATFORM_DIR linux)
+set(PLATFORM_DIR platform/linux)
 set(CMAKE_SYSTEM_NAME Linux)
 if(WITH_ARCH)
   set(ARCH ${WITH_ARCH})
@@ -37,9 +37,32 @@ else()
   endif()
 endif()
 
-# Make sure we strip binaries in Release build
-if(CMAKE_BUILD_TYPE STREQUAL Release AND CMAKE_COMPILER_IS_GNUCXX)
+if((CMAKE_BUILD_TYPE STREQUAL Release OR CMAKE_BUILD_TYPE STREQUAL MinSizeRel)
+    AND CMAKE_COMPILER_IS_GNUCXX)
+  # Make sure we strip binaries in Release build
   set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -s")
+
+  # LTO Support, requires cmake >= 3.9
+  if(CMAKE_VERSION VERSION_EQUAL 3.9.0 OR CMAKE_VERSION VERSION_GREATER 3.9.0)
+    option(USE_LTO "Enable link time optimization. Specify an int for number of parallel jobs" OFF)
+    if(USE_LTO)
+      include(CheckIPOSupported)
+      check_ipo_supported(RESULT HAVE_LTO OUTPUT _output)
+      if(HAVE_LTO)
+        set(CMAKE_INTERPROCEDURAL_OPTIMIZATION TRUE)
+        # override flags to enable parallel processing
+        set(NJOBS 2)
+        if(USE_LTO MATCHES "^[0-9]+$")
+          set(NJOBS ${USE_LTO})
+        endif()
+        set(CMAKE_CXX_COMPILE_OPTIONS_IPO -flto=${NJOBS} -fno-fat-lto-objects)
+        set(CMAKE_C_COMPILE_OPTIONS_IPO -flto=${NJOBS} -fno-fat-lto-objects)
+      else()
+        message(WARNING "LTO optimization not supported: ${_output}")
+        unset(_output)
+      endif()
+    endif()
+  endif()
 endif()
 
 if(KODI_DEPENDSBUILD)
@@ -64,6 +87,9 @@ if(HAVE_MKOSTEMP)
   list(APPEND ARCH_DEFINES "-DHAVE_MKOSTEMP=1" "-D_GNU_SOURCE")
 endif()
 
+# Additional SYSTEM_DEFINES
+list(APPEND SYSTEM_DEFINES -DHAS_LINUX_NETWORK)
+
 # Code Coverage
 if(CMAKE_BUILD_TYPE STREQUAL Coverage)
   set(COVERAGE_TEST_BINARY ${APP_NAME_LC}-test)
@@ -78,5 +104,8 @@ endif()
 
 if(ENABLE_GBM)
   set(ENABLE_VDPAU OFF CACHE BOOL "Disabling VDPAU" FORCE)
-  set(ENABLE_VAAPI OFF CACHE BOOL "Disabling VAAPI" FORCE)
+endif()
+
+if(ENABLE_VDPAU)
+  set(ENABLE_GLX ON CACHE BOOL "Enabling GLX" FORCE)
 endif()
-- 
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