qtwebengine: update to use gn based build system

QtWebEngine switched from gyp to gn when generating ninja files.
Parts of the build need to be done using host toolchain, which
needs to be patched to work with bitbake builds.

Change-Id: I5241f215fbaf49a2dedd8699b7984de33f38b5d3
Reviewed-by: Mikko Gronoff <mikko.gronoff@qt.io>
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>

1 files changed, 71 insertions, 0 deletions

diff --git a/recipes-qt/qt5/qtwebengine/0001-Force-host-toolchain-configuration.patch b/recipes-qt/qt5/qtwebengine/0001-Force-host-toolchain-configuration.patch
new file mode 100644
index 00000000..65d170c5
--- /dev/null
+++ b/recipes-qt/qt5/qtwebengine/0001-Force-host-toolchain-configuration.patch
@@ -0,0 +1,71 @@
+From 5c879db32cde9bee9c9073842ecc281172f19453 Mon Sep 17 00:00:00 2001
+From: Samuli Piippo <samuli.piippo@qt.io>
+Date: Wed, 15 Mar 2017 13:53:28 +0200
+Subject: [PATCH] Force host toolchain configuration
+
+Force gcc/g++ to be used for parts using host toolchain, since
+the option(host_build) does not work in yocto builds.
+
+Upstream-Status: Inappropriate [OE specific]
+Signed-off-by: Samuli Piippo <samuli.piippo@qt.io>
+---
+ src/buildtools/configure_host.pro | 12 ++++++------
+ 1 file changed, 6 insertions(+), 6 deletions(-)
+
+diff --git a/src/buildtools/configure_host.pro b/src/buildtools/configure_host.pro
+index d8d731d..89dade4 100644
+--- a/src/buildtools/configure_host.pro
++++ b/src/buildtools/configure_host.pro
+@@ -16,9 +16,9 @@ GN_CONTENTS = \
+ "import(\"//build/config/sysroot.gni\")" \
+ "import(\"//build/toolchain/gcc_toolchain.gni\")" \
+ "gcc_toolchain(\"host\") {" \
+-"  cc = \"$$which($$QMAKE_CC)\" " \
+-"  cxx = \"$$which($$QMAKE_CXX)\" " \
+-"  ld = \"$$which($$QMAKE_LINK)\" " \
++"  cc = \"$$which(gcc)\" " \
++"  cxx = \"$$which(g++)\" " \
++"  ld = \"$$which(g++)\" " \
+ "  ar = \"$$which(ar)\" " \
+ "  nm = \"$$which(nm)\" " \
+ "  toolchain_args = { " \
+@@ -27,9 +27,9 @@ GN_CONTENTS = \
+ "  } " \
+ "}" \
+ "gcc_toolchain(\"v8_snapshot\") {" \
+-"  cc = \"$$which($$QMAKE_CC)\" " \
+-"  cxx = \"$$which($$QMAKE_CXX)\" " \
+-"  ld = \"$$which($$QMAKE_LINK)\" " \
++"  cc = \"$$which(gcc)\" " \
++"  cxx = \"$$which(g++)\" " \
++"  ld = \"$$which(g++)\" " \
+ "  ar = \"$$which(ar)\" " \
+ "  nm = \"$$which(nm)\" " \
+ "  toolchain_args = { " \
+diff --git a/src/3rdparty/chromium/tools/gn/bootstrap/bootstrap.py b/src/3rdparty/chromium/tools/gn/bootstrap/bootstrap.py
+index 75b9690..601f688 100755
+--- a/src/3rdparty/chromium/tools/gn/bootstrap/bootstrap.py
++++ b/src/3rdparty/chromium/tools/gn/bootstrap/bootstrap.py
+@@ -298,14 +298,14 @@ def write_gn_ninja(path, root_gen_dir, options):
+     ld = os.environ.get('LD', 'link.exe')
+     ar = os.environ.get('AR', 'lib.exe')
+   else:
+-    cc = os.environ.get('CC', 'cc')
+-    cxx = os.environ.get('CXX', 'c++')
+-    ld = os.environ.get('LD', cxx)
+-    ar = os.environ.get('AR', 'ar')
+-
+-  cflags = os.environ.get('CFLAGS', '').split()
+-  cflags_cc = os.environ.get('CXXFLAGS', '').split()
+-  ldflags = os.environ.get('LDFLAGS', '').split()
++    cc = os.environ.get('CC_host', 'cc')
++    cxx = os.environ.get('CXX_host', 'c++')
++    ld = os.environ.get('LD_host', cxx)
++    ar = os.environ.get('AR_host', 'ar')
++
++  cflags = os.environ.get('CFLAGS_host', '').split()
++  cflags_cc = os.environ.get('CXXFLAGS_host', '').split()
++  ldflags = os.environ.get('LDFLAGS_host', '').split()
+   include_dirs = [root_gen_dir, SRC_ROOT]
+   libs = []
+