diff --git a/poky/meta/classes-recipe/cmake.bbclass b/poky/meta/classes-recipe/cmake.bbclass
index 0dda104..41748b0 100644
--- a/poky/meta/classes-recipe/cmake.bbclass
+++ b/poky/meta/classes-recipe/cmake.bbclass
@@ -51,10 +51,10 @@
 OECMAKE_CXX_COMPILER_LAUNCHER ?= "${@oecmake_map_compiler('CXX', d)[1]}"
 
 # clear compiler vars for allarch to avoid sig hash difference
-OECMAKE_C_COMPILER_allarch = ""
-OECMAKE_C_COMPILER_LAUNCHER_allarch = ""
-OECMAKE_CXX_COMPILER_allarch = ""
-OECMAKE_CXX_COMPILER_LAUNCHER_allarch = ""
+OECMAKE_C_COMPILER:allarch = ""
+OECMAKE_C_COMPILER_LAUNCHER:allarch = ""
+OECMAKE_CXX_COMPILER:allarch = ""
+OECMAKE_CXX_COMPILER_LAUNCHER:allarch = ""
 
 OECMAKE_RPATH ?= ""
 OECMAKE_PERLNATIVE_DIR ??= ""
@@ -90,12 +90,14 @@
         return "ppc64"
     return host_arch
 
+
 cmake_do_generate_toolchain_file() {
 	if [ "${BUILD_SYS}" = "${HOST_SYS}" ]; then
 		cmake_crosscompiling="set( CMAKE_CROSSCOMPILING FALSE )"
-       else
-               cmake_sysroot="set( CMAKE_SYSROOT \"${RECIPE_SYSROOT}\" )"
+	else
+		cmake_sysroot="set( CMAKE_SYSROOT \"${RECIPE_SYSROOT}\" )"
 	fi
+
 	cat > ${WORKDIR}/toolchain.cmake <<EOF
 # CMake system name must be something like "Linux".
 # This is important for cross-compiling.
@@ -158,6 +160,29 @@
 
 do_configure[cleandirs] = "${@d.getVar('B') if d.getVar('S') != d.getVar('B') else ''}"
 
+OECMAKE_ARGS = "\
+    -DCMAKE_INSTALL_PREFIX:PATH=${prefix} \
+    -DCMAKE_INSTALL_BINDIR:PATH=${@os.path.relpath(d.getVar('bindir'), d.getVar('prefix') + '/')} \
+    -DCMAKE_INSTALL_SBINDIR:PATH=${@os.path.relpath(d.getVar('sbindir'), d.getVar('prefix') + '/')} \
+    -DCMAKE_INSTALL_LIBEXECDIR:PATH=${@os.path.relpath(d.getVar('libexecdir'), d.getVar('prefix') + '/')} \
+    -DCMAKE_INSTALL_SYSCONFDIR:PATH=${sysconfdir} \
+    -DCMAKE_INSTALL_SHAREDSTATEDIR:PATH=${@os.path.relpath(d.getVar('sharedstatedir'), d.  getVar('prefix') + '/')} \
+    -DCMAKE_INSTALL_LOCALSTATEDIR:PATH=${localstatedir} \
+    -DCMAKE_INSTALL_LIBDIR:PATH=${@os.path.relpath(d.getVar('libdir'), d.getVar('prefix') + '/')} \
+    -DCMAKE_INSTALL_INCLUDEDIR:PATH=${@os.path.relpath(d.getVar('includedir'), d.getVar('prefix') + '/')} \
+    -DCMAKE_INSTALL_DATAROOTDIR:PATH=${@os.path.relpath(d.getVar('datadir'), d.getVar('prefix') + '/')} \
+    -DPYTHON_EXECUTABLE:PATH=${PYTHON} \
+    -DPython_EXECUTABLE:PATH=${PYTHON} \
+    -DPython3_EXECUTABLE:PATH=${PYTHON} \
+    -DLIB_SUFFIX=${@d.getVar('baselib').replace('lib', '')} \
+    -DCMAKE_INSTALL_SO_NO_EXE=0 \
+    -DCMAKE_TOOLCHAIN_FILE:FILEPATH=${WORKDIR}/toolchain.cmake \
+    -DCMAKE_NO_SYSTEM_FROM_IMPORTED=1 \
+    -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY=ON \
+    -DFETCHCONTENT_FULLY_DISCONNECTED=ON \
+    -DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=ON \
+"
+
 cmake_do_configure() {
 	if [ "${OECMAKE_BUILDPATH}" ]; then
 		bbnote "cmake.bbclass no longer uses OECMAKE_BUILDPATH.  The default behaviour is now out-of-tree builds with B=WORKDIR/build."
@@ -178,25 +203,7 @@
 	  ${OECMAKE_GENERATOR_ARGS} \
 	  $oecmake_sitefile \
 	  ${OECMAKE_SOURCEPATH} \
-	  -DCMAKE_INSTALL_PREFIX:PATH=${prefix} \
-	  -DCMAKE_INSTALL_BINDIR:PATH=${@os.path.relpath(d.getVar('bindir'), d.getVar('prefix') + '/')} \
-	  -DCMAKE_INSTALL_SBINDIR:PATH=${@os.path.relpath(d.getVar('sbindir'), d.getVar('prefix') + '/')} \
-	  -DCMAKE_INSTALL_LIBEXECDIR:PATH=${@os.path.relpath(d.getVar('libexecdir'), d.getVar('prefix') + '/')} \
-	  -DCMAKE_INSTALL_SYSCONFDIR:PATH=${sysconfdir} \
-	  -DCMAKE_INSTALL_SHAREDSTATEDIR:PATH=${@os.path.relpath(d.getVar('sharedstatedir'), d.  getVar('prefix') + '/')} \
-	  -DCMAKE_INSTALL_LOCALSTATEDIR:PATH=${localstatedir} \
-	  -DCMAKE_INSTALL_LIBDIR:PATH=${@os.path.relpath(d.getVar('libdir'), d.getVar('prefix') + '/')} \
-	  -DCMAKE_INSTALL_INCLUDEDIR:PATH=${@os.path.relpath(d.getVar('includedir'), d.getVar('prefix') + '/')} \
-	  -DCMAKE_INSTALL_DATAROOTDIR:PATH=${@os.path.relpath(d.getVar('datadir'), d.getVar('prefix') + '/')} \
-	  -DPYTHON_EXECUTABLE:PATH=${PYTHON} \
-	  -DPython_EXECUTABLE:PATH=${PYTHON} \
-	  -DPython3_EXECUTABLE:PATH=${PYTHON} \
-	  -DLIB_SUFFIX=${@d.getVar('baselib').replace('lib', '')} \
-	  -DCMAKE_INSTALL_SO_NO_EXE=0 \
-	  -DCMAKE_TOOLCHAIN_FILE=${WORKDIR}/toolchain.cmake \
-	  -DCMAKE_NO_SYSTEM_FROM_IMPORTED=1 \
-	  -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY=ON \
-	  -DFETCHCONTENT_FULLY_DISCONNECTED=ON \
+	  ${OECMAKE_ARGS} \
 	  ${EXTRA_OECMAKE} \
 	  -Wno-dev
 }