contrib: rename some shell scripts to have ".sh" extension

The extension gives formatting hints to some editors. (especially if they support .editorconfig)

contrib/android/make_apk.sh

@@ -0,0 +1,104 @@
+#!/bin/bash
+
+set -e
+
+CONTRIB_ANDROID="$(dirname "$(readlink -e "$0")")"
+CONTRIB="$CONTRIB_ANDROID"/..
+PROJECT_ROOT="$CONTRIB"/..
+PACKAGES="$PROJECT_ROOT"/packages/
+LOCALE="$PROJECT_ROOT"/electrum/locale/
+
+. "$CONTRIB"/build_tools_util.sh
+
+
+# arguments have been checked in build.sh
+export ELEC_APK_GUI=$1
+
+if [ ! -d "$PACKAGES" ]; then
+  "$CONTRIB"/make_packages.sh || fail "make_packages failed"
+fi
+
+pushd "$PROJECT_ROOT"
+git submodule update --init
+popd
+
+# update locale
+info "preparing electrum-locale."
+(
+    LOCALE="$PROJECT_ROOT/electrum/locale/"
+    # we want the binary to have only compiled (.mo) locale files; not source (.po) files
+    rm -rf "$LOCALE"
+    "$CONTRIB/build_locale.sh" "$CONTRIB/deterministic-build/electrum-locale/locale/" "$LOCALE"
+)
+
+pushd "$CONTRIB_ANDROID"
+
+info "apk building phase starts."
+
+# Uncomment and change below to set a custom android package id,
+# e.g. to allow simultaneous mainnet and testnet installs of the apk.
+# defaults:
+#   export APP_PACKAGE_NAME=Electrum
+#   export APP_PACKAGE_DOMAIN=org.electrum
+# FIXME: changing "APP_PACKAGE_NAME" seems to require a clean rebuild of ".buildozer/",
+#        to avoid that, maybe change "APP_PACKAGE_DOMAIN" instead.
+# So, in particular, to build a testnet apk, simply uncomment:
+#export APP_PACKAGE_DOMAIN=org.electrum.testnet
+
+if [ ! $CI ]; then
+    # override log level specified in buildozer.spec to "debug":
+    export BUILDOZER_LOG_LEVEL=2
+fi
+
+if [[ "$3" == "release" ]] ; then
+    # do release build, and sign the APKs.
+    TARGET="release"
+    export P4A_RELEASE_KEYSTORE=~/.keystore
+    export P4A_RELEASE_KEYALIAS=electrum
+    if [ -z "$P4A_RELEASE_KEYSTORE_PASSWD" ] || [ -z "$P4A_RELEASE_KEYALIAS_PASSWD" ]; then
+        echo "p4a password not defined"
+        exit 1
+    fi
+elif [[ "$3" == "release-unsigned" ]] ; then
+    # do release build, but do not sign the APKs.
+    TARGET="release"
+elif [[ "$3" == "debug" ]] ; then
+    # do debug build.
+    TARGET="apk"
+    export P4A_DEBUG_KEYSTORE="$CONTRIB_ANDROID"/android_debug.keystore
+    export P4A_DEBUG_KEYSTORE_PASSWD=unsafepassword
+    export P4A_DEBUG_KEYALIAS_PASSWD=unsafepassword
+    export P4A_DEBUG_KEYALIAS=electrum
+    # create keystore if needed
+    if [ ! -f "$P4A_DEBUG_KEYSTORE" ]; then
+        keytool -genkey -v -keystore "$CONTRIB_ANDROID"/android_debug.keystore \
+            -alias "$P4A_DEBUG_KEYALIAS" -keyalg RSA -keysize 2048 -validity 10000 \
+            -dname "CN=mqttserver.ibm.com, OU=ID, O=IBM, L=Hursley, S=Hants, C=GB" \
+            -storepass "$P4A_DEBUG_KEYSTORE_PASSWD" \
+            -keypass "$P4A_DEBUG_KEYALIAS_PASSWD"
+    fi
+    export ELEC_APK_USE_CURRENT_TIME=1
+else
+    fail "unknown build type"
+fi
+
+
+if [[ "$2" == "all" ]] ; then
+    # build all apks
+    export APP_ANDROID_ARCH=armeabi-v7a
+    make $TARGET
+    export APP_ANDROID_ARCH=arm64-v8a
+    make $TARGET
+    #export APP_ANDROID_ARCH=x86
+    #make $TARGET
+else
+    export APP_ANDROID_ARCH=$2
+    make $TARGET
+fi
+
+popd
+
+
+info "done."
+ls -la "$PROJECT_ROOT/dist"
+sha256sum "$PROJECT_ROOT/dist"/*