Validate that no hard links exists in package

build-package.sh

@@ -961,6 +961,12 @@ termux_step_post_massage() {
 termux_step_create_datatar() {
 	# Create data tarball containing files to package:
 	cd "$TERMUX_PKG_MASSAGEDIR"
+
+	local HARDLINKS="$(find . -type f -links +1)"
+	if [ -n "$HARDLINKS" ]; then
+		termux_error_exit "Package contains hard links: $HARDLINKS"
+	fi
+
 	if [ -z "${TERMUX_PKG_METAPACKAGE+x}" ] && [ "$(find . -type f)" = "" ]; then
 		termux_error_exit "No files in package"
 	fi

scripts/detect-hardlinks.sh

@@ -1,14 +0,0 @@
-#!/bin/sh
-
-cd $HOME/termux
-
-for f in * */subpackages/*; do
-	cd $HOME/termux
-	if [ -d $f/massage ]; then
-		cd $f/massage
-		if [ -n "$(find . -type f -links +1)" ]; then
-			echo "$f contains hardlink, which will not work on Android 6 or later:"
-			find . -type f -links +1
-		fi
-	fi
-done