[PATCH v4 2/9] isar-bootstrap-helper: move 'HOST_ARCH' and 'HOST_DISTRO' to base.bbclass

[claudius.heine.ext@siemens.com]

From: Claudius Heine <ch@denx.de>

This also sets the 'HOST_DISTRO' to 'DISTRO' per default. (jessie
support was dropped.)

Signed-off-by: Claudius Heine <ch@denx.de>
---
 meta-isar/conf/multiconfig/rpi-stretch.conf |  1 +
 meta/classes/base.bbclass                   |  9 +++++++++
 meta/classes/isar-bootstrap-helper.bbclass  | 12 ------------
 3 files changed, 10 insertions(+), 12 deletions(-)

diff --git a/meta-isar/conf/multiconfig/rpi-stretch.conf b/meta-isar/conf/multiconfig/rpi-stretch.conf
index ec1f71d..f3fac38 100644
--- a/meta-isar/conf/multiconfig/rpi-stretch.conf
+++ b/meta-isar/conf/multiconfig/rpi-stretch.conf
@@ -12,6 +12,7 @@ MACHINE ?= "rpi"
 # This sets the default distribution configuration:
 DISTRO ?= "raspbian-stretch"
 DISTRO_ARCH ?= "armhf"
+HOST_DISTRO ?= "debian-stretch"
 
 KERNEL_NAME ?= "rpi-rpfv"
 
diff --git a/meta/classes/base.bbclass b/meta/classes/base.bbclass
index 9a1837f..ca80bf8 100644
--- a/meta/classes/base.bbclass
+++ b/meta/classes/base.bbclass
@@ -20,6 +20,15 @@
 
 THISDIR = "${@os.path.dirname(d.getVar('FILE', True))}"
 
+def get_deb_host_arch():
+    import subprocess
+    host_arch = subprocess.check_output(
+        ["dpkg", "--print-architecture"]
+    ).decode('utf-8').strip()
+    return host_arch
+HOST_ARCH ??= "${@get_deb_host_arch()}"
+HOST_DISTRO ??= "${DISTRO}"
+
 die() {
 	bbfatal "$*"
 }
diff --git a/meta/classes/isar-bootstrap-helper.bbclass b/meta/classes/isar-bootstrap-helper.bbclass
index 38d90fb..59c447b 100644
--- a/meta/classes/isar-bootstrap-helper.bbclass
+++ b/meta/classes/isar-bootstrap-helper.bbclass
@@ -7,18 +7,6 @@
 
 IMAGE_TRANSIENT_PACKAGES ??= ""
 
-def get_deb_host_arch():
-    import subprocess
-    host_arch = subprocess.check_output(
-        ["dpkg", "--print-architecture"]
-    ).decode('utf-8').strip()
-    return host_arch
-
-#Debian Distribution for SDK host
-HOST_DISTRO ?= "debian-stretch"
-#Determine SDK host architecture if not explicitly set
-HOST_ARCH ?= "${@get_deb_host_arch()}"
-
 HOST_DISTRO_APT_SOURCES += "conf/distro/${HOST_DISTRO}.list"
 
 def reverse_bb_array(d, varname):
-- 
2.20.1