[BUNDLE] Generate checksums (#4151)

for both files and symlinks. This will eventually be used to see if
an update of the bundle is required or not.

Related #3564

.gitignore

@@ -51,7 +51,7 @@ Module.symvers
 Mkfile.old
 dkms.conf
 
-# from box86
+# Box64
 build/
 build*/
 .vscode
@@ -60,6 +60,7 @@ build*/
 src/git_head.h
 src/dynacache_hashes.h
 backup/
+box64-bundle-x86-libs.sha256
 
 # Wrapper helper
 /wrapperhelper/bin
@@ -92,4 +93,4 @@ backup/
 *.zstd
 
 # Python
-__pycache__/
+__pycache__/

box64-bundle-x86-libs.sh

@@ -130,5 +130,10 @@ for dir_lib in "${dir_tmp}"/bundle-libs/usr/lib/box64-*-linux-gnu; do
     done
 done
 
+# generate a SHA256 checksum of every file and symlink in the bundle
+cd "${dir_tmp}"/bundle-libs
+find usr \( -type f -o -type l \) -exec "${sha256sum}" {} + \
+    | LC_ALL=C sort --key 2 > "${current_dir}"/box64-bundle-x86-libs.sha256
+
 # generate the bundle libraries archive
 tar -C "${dir_tmp}"/bundle-libs -czvf "${current_dir}"/box64-bundle-x86-libs.tar.gz .