[gnome-continuous-yocto/gnomeostree-3.28-rocko: 5162/8267] webkitgtk: Fix build on aarch64

[Emmanuele Bassi <ebassi src gnome org>]

commit 17e7ff4be94ee6179208548e55f88c2568676d51
Author: Khem Raj <raj khem gmail com>
Date:   Thu Mar 16 11:22:43 2017 -0700

    webkitgtk: Fix build on aarch64
    
    Do not try to do runtime tests during cross compile
    Fixes
    
    | CMake Error at Source/cmake/OptionsCommon.cmake:73 (math):
    |   math cannot parse the expression: "-1": syntax error, unexpected exp_MINUS,
    |   expecting exp_OPENPARENT or exp_NUMBER (1)
    
    (From OE-Core rev: 528006009dddd876a830e0a8f248658182a37f37)
    
    Signed-off-by: Khem Raj <raj khem gmail com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 meta/recipes-sato/webkit/files/cross-compile.patch |   23 ++++++++++++++++++++
 meta/recipes-sato/webkit/webkitgtk_2.14.5.bb       |    3 ++
 2 files changed, 26 insertions(+), 0 deletions(-)
---
diff --git a/meta/recipes-sato/webkit/files/cross-compile.patch 
b/meta/recipes-sato/webkit/files/cross-compile.patch
new file mode 100644
index 0000000..4d1de72
--- /dev/null
+++ b/meta/recipes-sato/webkit/files/cross-compile.patch
@@ -0,0 +1,23 @@
+Disable the tests meant to run when compiling natively
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj khem gmail com>
+
+Index: webkitgtk-2.14.5/Source/cmake/OptionsCommon.cmake
+===================================================================
+--- webkitgtk-2.14.5.orig/Source/cmake/OptionsCommon.cmake
++++ webkitgtk-2.14.5/Source/cmake/OptionsCommon.cmake
+@@ -67,8 +67,11 @@ endif ()
+ # Detect Cortex-A53 core if CPU is ARM64 and OS is Linux.
+ # Query /proc/cpuinfo for each available core and check reported CPU part number: 0xd03 signals Cortex-A53.
+ # (see Main ID Register in ARM Cortex-A53 MPCore Processor Technical Reference Manual)
+-set(WTF_CPU_ARM64_CORTEXA53_INITIALVALUE OFF)
+-if (WTF_CPU_ARM64 AND (${CMAKE_SYSTEM_NAME} STREQUAL "Linux"))
++if( NOT WTF_CPU_ARM64_CORTEXA53_INITIALVALUE)
++    set(WTF_CPU_ARM64_CORTEXA53_INITIALVALUE OFF)
++endif(WTF_CPU_ARM64_CORTEXA53_INITIALVALUE)
++
++if (WTF_CPU_ARM64 AND NOT CMAKE_CROSSCOMPILING AND (${CMAKE_SYSTEM_NAME} STREQUAL "Linux"))
+     execute_process(COMMAND nproc OUTPUT_VARIABLE PROC_COUNT)
+     math(EXPR PROC_MAX ${PROC_COUNT}-1)
+     foreach (PROC_ID RANGE ${PROC_MAX})
diff --git a/meta/recipes-sato/webkit/webkitgtk_2.14.5.bb b/meta/recipes-sato/webkit/webkitgtk_2.14.5.bb
index 1eb5b0b..daa17a9 100644
--- a/meta/recipes-sato/webkit/webkitgtk_2.14.5.bb
+++ b/meta/recipes-sato/webkit/webkitgtk_2.14.5.bb
@@ -20,6 +20,7 @@ SRC_URI = "http://www.webkitgtk.org/releases/${BPN}-${PV}.tar.xz \
            file://0001-WebKitMacros-Append-to-I-and-not-to-isystem.patch \
            file://detect_atomics.patch \
            file://x32_support.patch \
+           file://cross-compile.patch \
            "
 
 SRC_URI[md5sum] = "7fe3cb2699e64f969b285823c5ae2516"
@@ -83,6 +84,8 @@ EXTRA_OECMAKE_append_aarch64 = " -DUSE_LD_GOLD=OFF "
 EXTRA_OECMAKE_append_mipsarch = " -DUSE_LD_GOLD=OFF "
 EXTRA_OECMAKE_append_toolchain-clang = " -DUSE_LD_GOLD=OFF "
 
+EXTRA_OECMAKE_append_aarch64 = " -DWTF_CPU_ARM64_CORTEXA53=ON"
+
 # JIT not supported on MIPS either
 EXTRA_OECMAKE_append_mipsarch = " -DENABLE_JIT=OFF "