[build-android] Create template for build-android

Author: AndrewSB

build-android.sh

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+#!/bin/bash
+
+#
+# *** build-android.sh ***
+#
+# This script automates editing the libiconv and libicu source code and build
+# directives to build the libraries correctly to use when building swift for
+# Android. Original instructions that this script automates are available at
+# https://github.com/apple/swift/blob/4bf6f5475ddf5c9ff4a7e383bac41c8a0464cd90/docs/Android.md#adding-swift-suffix-to-icu-libraries
+#
+
+set -e
+
+echo "warning: this script assumes it's running from the root of the libiconv-libicu-android directory"
+
+# Create armeabi-v7a dir
+mkdir armeabi-v7a && cd armeabi-v7a
+tar xvf ../icu4c-55_1-src.tgz
+
+# Edit icu configure file
+
+# Edit build.sh file
+
+# 🎉 Run build.sh, with the edited sources
+./build.sh
+
+echo "Done building 🎉🎉🎉"
+echo "Check out the armeabi-v7a directory."