Ignore subtle diff because of autotools version difference

scripts/utilities/files.py

@@ -109,16 +109,24 @@ def compare_tar_gz_files(tar_gz_file1, tar_gz_file2) -> bool:
 
         # Remove in both temp directory all library files.
         # Only the remaining source files will be compared.
+        remove_lib_files_recursive(temp_extract_path1)
+        remove_lib_files_recursive(temp_extract_path2)
 
-        # Note: As of right now, CI and local build are deterministic for me
-        #       with Ubuntu.
+        # Because of subtle difference between various
+        # version of autotools, ignore also a few of its
+        # generated files. They just "do not matter" as much.
         #
-        # Uncomment the following if the library build is somehow
-        # not deterministic anymore...
-
-        # remove_lib_files_recursive(temp_extract_path1)
-        # remove_lib_files_recursive(temp_extract_path2)
+        # Source file differences are what matter the most
+        # to trig re-packaging.
+        for root, dirs, files in os.walk(temp_extract_path1):
+            for file in files:
+                if file == 'Makefile.in' or file == 'configure' or file == 'ltmain.sh':
+                    os.remove(os.path.join(root, file))
 
+        for root, dirs, files in os.walk(temp_extract_path2):
+            for file in files:
+                if file == 'Makefile.in' or file == 'configure' or file == 'ltmain.sh':
+                    os.remove(os.path.join(root, file))
 
         return compare_dir_recursive(temp_extract_path1, temp_extract_path2)