From 09ae1c44275de9275e4a6412b132d34daa99c243 Mon Sep 17 00:00:00 2001
From: Wojciech Pietraszewski <wojciech.pietraszewski@codecoup.pl>
Date: Wed, 22 May 2024 13:16:54 +0200
Subject: [PATCH] porting/update_generated_files: Add comments stripping and
 prepend license header

The script modifying 'syscfg.h' files for ports will now
remove all block comments and add the license header
---
 .github/LICENSE_TEMPLATE          | 18 ++++++++++++++++++
 porting/update_generated_files.sh |  7 ++++---
 2 files changed, 22 insertions(+), 3 deletions(-)
 create mode 100644 .github/LICENSE_TEMPLATE

diff --git a/.github/LICENSE_TEMPLATE b/.github/LICENSE_TEMPLATE
new file mode 100644
index 0000000000..80b586513c
--- /dev/null
+++ b/.github/LICENSE_TEMPLATE
@@ -0,0 +1,18 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
diff --git a/porting/update_generated_files.sh b/porting/update_generated_files.sh
index 7365bc3ed6..94f1808a41 100755
--- a/porting/update_generated_files.sh
+++ b/porting/update_generated_files.sh
@@ -37,9 +37,10 @@ for target in "${!targets[@]}"; do
     rm -rf "bin/@apache-mynewt-nimble/porting/targets/${target}/generated/include/logcfg"
     rm -rf "bin/@apache-mynewt-nimble/porting/targets/${target}/generated/include/sysflash"
     cp "bin/@apache-mynewt-nimble/porting/targets/${target}/generated/include" "${targets[$target]}" -r
-    # Remove repo version and hash MYNEWT_VALS as it doesn't make much sense to commit them and they
-    # defeat the purpose of this script.
+    # Remove all comments and hash MYNEWT_VALS as it doesn't make much sense to commit them and they
+    # defeat the purpose of this script. Prepend the license header.
     find "${targets[$target]}/include" -type f -name 'syscfg.h' -exec sed -i '/MYNEWT_VAL_REPO_*/,/#endif/d' {} \;
-    find "${targets[$target]}/include" -type f -name 'syscfg.h' -exec sed -i '/\/\*\*\* Repository/,/\*\//d' {} \;
+    find "${targets[$target]}/include" -type f -name 'syscfg.h' -exec sed -i -E ':a;N;$!ba;s:/\*([^*]|(\*+([^*/])))*\*+/::g' {} \;
     find "${targets[$target]}/include" -type f -name 'syscfg.h' -exec sed -i '$!N;/^\n$/{$q;D;};P;D;' {} \;
+    find "${targets[$target]}/include" -type f -name 'syscfg.h' -exec sh -c 'cat "$0" "$1" > "$1.tmp" && mv "$1.tmp" "$1"' "../.github/LICENSE_TEMPLATE" {} \;
 done