Merge "Add bash script to update SQLite"

Author: Makoto Onuki

UPDATE-SOURCE.bash

@@ -0,0 +1,102 @@
+#!/bin/bash
+#
+# Copyright (C) 2018 The Android Open Source Project
+#
+# Licensed 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.
+
+# This script updates SQLite source files with a SQLite tarball.
+#
+# Usage: UPDATE-SOURCE.bash SQLITE-SOURCE.tgz
+#
+# This script must be executed in $ANDROID_BUILD_TOP/external/sqlite/
+#
+
+set -e
+
+script_name="$(basename "$0")"
+
+source_tgz="$1"
+source_ext_dir="$1.extracted"
+
+die() {
+    echo "$script_name: $*"
+    exit 1
+}
+
+echo_and_exec() {
+    echo "  Running: $@"
+    "$@"
+}
+
+# Make sure the source tgz file exists.
+pwd="$(pwd)"
+if [[ ! "$pwd" =~ .*/external/sqlite/? ]] ; then
+    die 'Execute this script in $ANDROID_BUILD_TOP/external/sqlite/'
+fi
+
+# Make sure the source tgz file exists.
+
+if [[ ! -f "$source_tgz" ]] ; then
+    die " Missing or invalid argument.
+
+  Usage: $script_name SQLITE-SOURCE_TGZ
+"
+fi
+
+
+echo
+echo "# Extracting the source tgz..."
+echo_and_exec rm -fr "$source_ext_dir"
+echo_and_exec mkdir -p "$source_ext_dir"
+echo_and_exec tar xvf "$source_tgz" -C "$source_ext_dir" --strip-components=1
+
+echo
+echo "# Making file sqlite3.c in $source_ext_dir ..."
+(
+    cd "$source_ext_dir"
+    echo_and_exec ./configure
+    echo_and_exec make -j 4 sqlite3.c
+)
+
+echo
+echo "# Copying the source files ..."
+for to in dist/orig/ dist/ ; do
+    echo_and_exec cp "$source_ext_dir/"{shell.c,sqlite3.c,sqlite3.h,sqlite3ext.h} "$to"
+done
+
+echo
+echo "# Applying Android.patch ..."
+(
+    cd dist
+    echo_and_exec patch -i Android.patch
+)
+
+echo
+echo "# Regenerating Android.patch ..."
+(
+    cd dist
+    echo_and_exec bash -c '(for x in orig/*; do diff -u -d $x ${x#orig/}; done) > Android.patch'
+)
+
+cat <<EOF
+
+=======================================================
+
+  Finished successfully!
+
+  Make sure to update README.version
+
+=======================================================
+
+EOF
+