From 9b511bf61ff55282c38785d69d2e95d20db66aba Mon Sep 17 00:00:00 2001
From: Runar Borge <runar@borge.nu>
Date: Mon, 1 Nov 2021 19:14:27 +0100
Subject: T3965: arm: build script: inheritence in flavor_configs and
 bootloader options

---
 scripts/build-config      | 18 ++++++++++++++++--
 scripts/live-build-config |  2 +-
 2 files changed, 17 insertions(+), 3 deletions(-)

(limited to 'scripts')

diff --git a/scripts/build-config b/scripts/build-config
index fa0b3512..4f4a8c08 100755
--- a/scripts/build-config
+++ b/scripts/build-config
@@ -48,14 +48,27 @@ def get_validator(optdict, name):
     except KeyError:
         return None
 
+def load_config(filename):
+    with open(filename, 'r') as f:
+        print(f'Loading {filename}')
+        this_config = json.load(f)
+
+    if not 'inherit_from' in this_config:
+      print(f'No inheritance detected')
+      return this_config
+
+    inherited_config = load_config(this_config['inherit_from'])
+    del this_config['inherit_from']
+    inherited_config.update(this_config)
+    return inherited_config
+
 
 # Load the build flavor file
 build_flavor = os.getenv('VYOS_BUILD_FLAVOR')
 if build_flavor is None:
     build_flavor = defaults.DEFAULT_BUILD_FLAVOR
 try:
-    with open(build_flavor, 'r') as f:
-        build_defaults = json.load(f)
+    build_defaults = load_config(build_flavor)
 except Exception as e:
     print("Failed to open the build flavor file {0}: {1}".format(build_flavor, e))
     sys.exit(1)
@@ -143,6 +156,7 @@ if env_check_retval > 0:
 
 args['kernel_version'] = build_defaults['kernel_version']
 args['kernel_flavor'] = build_defaults['kernel_flavor']
+args['bootloaders'] = build_defaults['bootloaders']
 
 
 # Save to file
diff --git a/scripts/live-build-config b/scripts/live-build-config
index c9d6ee1d..1813e608 100755
--- a/scripts/live-build-config
+++ b/scripts/live-build-config
@@ -39,7 +39,7 @@ lb config noauto \
         --bootappend-live-failsafe "live components memtest noapic noapm nodma nomce nolapic nomodeset nosmp nosplash vga=normal console=ttyS0,115200 console=tty0 net.ifnames=0 biosdevname=0" \
         --linux-flavours {{kernel_flavor}} \
         --linux-packages linux-image-{{kernel_version}} \
-        --bootloader syslinux,grub-efi \
+        --bootloader {{bootloaders}} \
         --binary-images iso-hybrid \
         --checksums 'sha256 md5' \
         --debian-installer none \
-- 
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