From 8cd2bcba15c328c124b28fc12cd1b9846633d5d5 Mon Sep 17 00:00:00 2001
From: Simon Shields <keepcalm444@gmail.com>
Date: Wed, 28 Dec 2016 11:33:29 +1100
Subject: build: support lineage device trees

Change-Id: I087a97e31cab2ccfba16b5378cef429785baf7d0
---
 core/product_config.mk |  6 +++++-
 envsetup.sh            | 23 +++++++++++++++++------
 tools/roomservice.py   | 33 +++++++++++++++++++--------------
 3 files changed, 41 insertions(+), 21 deletions(-)

diff --git a/core/product_config.mk b/core/product_config.mk
index 89c6810..58b03e9 100644
--- a/core/product_config.mk
+++ b/core/product_config.mk
@@ -181,7 +181,11 @@ include $(BUILD_SYSTEM)/device.mk
 
 # A CM build needs only the CM product makefiles.
 ifneq ($(CM_BUILD),)
-  all_product_configs := $(shell find device -path "*/$(CM_BUILD)/cm.mk")
+  all_product_configs := $(shell find device -path "*/$(CM_BUILD)/lineage.mk")
+  ifeq ($(all_product_configs),)
+    # Fall back to cm.mk
+    all_product_configs := $(shell find device -path "*/$(CM_BUILD)/cm.mk")
+  endif
 else
   ifneq ($(strip $(TARGET_BUILD_APPS)),)
   # An unbundled app build needs only the core product makefiles.
diff --git a/envsetup.sh b/envsetup.sh
index 42823df..8030ce4 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -84,11 +84,17 @@ function check_product()
         return
     fi
 
-    if (echo -n $1 | grep -q -e "^cm_") ; then
-       CM_BUILD=$(echo -n $1 | sed -e 's/^cm_//g')
-       export BUILD_NUMBER=$((date +%s%N ; echo $CM_BUILD; hostname) | openssl sha1 | sed -e 's/.*=//g; s/ //g' | cut -c1-10)
+    if (echo -n $1 | grep -q -e "^lineage_") ; then
+        CM_BUILD=$(echo -n $1 | sed -e 's/^lineage_//g')
+        export BUILD_NUMBER=$((date +%s%N ; echo $CM_BUILD; hostname) | openssl sha1 | sed -e 's/.*=//g; s/ //g' | cut -c1-10)
     else
-       CM_BUILD=
+        # Fall back to cm_<product>
+        if (echo -n $1 | grep -q -e "^cm_") ; then
+            CM_BUILD=$(echo -n $1 | sed -e 's/^cm_//g')
+            export BUILD_NUMBER=$((date +%s%N ; echo $CM_BUILD; hostname) | openssl sha1 | sed -e 's/.*=//g; s/ //g' | cut -c1-10)
+        else
+            CM_BUILD=
+        fi
     fi
     export CM_BUILD
 
@@ -568,11 +574,16 @@ function breakfast()
             # A buildtype was specified, assume a full device name
             lunch $target
         else
-            # This is probably just the CM model name
+            # This is probably just the Lineage model name
             if [ -z "$variant" ]; then
                 variant="userdebug"
             fi
-            lunch cm_$target-$variant
+            lunch lineage_$target-$variant
+            if [ $? -ne 0 ]; then
+                # try CM
+                echo "** Warning: '$target' is using CM-based makefiles. This will be deprecated in the next major release."
+                lunch cm_$target-$variant
+            fi
         fi
     fi
     return $?
diff --git a/tools/roomservice.py b/tools/roomservice.py
index 5393907..691456e 100755
--- a/tools/roomservice.py
+++ b/tools/roomservice.py
@@ -203,25 +203,30 @@ def add_to_manifest(repositories, fallback_branch = None):
 
 def fetch_dependencies(repo_path, fallback_branch = None):
     print('Looking for dependencies')
-    dependencies_path = repo_path + '/cm.dependencies'
+    dependencies_paths = [repo_path + '/lineage.dependencies', repo_path + '/cm.dependencies']
+    found_dependencies = False
     syncable_repos = []
 
-    if os.path.exists(dependencies_path):
-        dependencies_file = open(dependencies_path, 'r')
-        dependencies = json.loads(dependencies_file.read())
-        fetch_list = []
+    for dependencies_path in dependencies_paths:
+        if os.path.exists(dependencies_path):
+            dependencies_file = open(dependencies_path, 'r')
+            dependencies = json.loads(dependencies_file.read())
+            fetch_list = []
 
-        for dependency in dependencies:
-            if not is_in_manifest(dependency['target_path']):
-                fetch_list.append(dependency)
-                syncable_repos.append(dependency['target_path'])
+            for dependency in dependencies:
+                if not is_in_manifest(dependency['target_path']):
+                    fetch_list.append(dependency)
+                    syncable_repos.append(dependency['target_path'])
 
-        dependencies_file.close()
+            dependencies_file.close()
+            found_dependencies = True
 
-        if len(fetch_list) > 0:
-            print('Adding dependencies to manifest')
-            add_to_manifest(fetch_list, fallback_branch)
-    else:
+            if len(fetch_list) > 0:
+                print('Adding dependencies to manifest')
+                add_to_manifest(fetch_list, fallback_branch)
+            break
+
+    if not found_dependencies:
         print('Dependencies file not found, bailing out.')
 
     if len(syncable_repos) > 0:
-- 
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