File reading utilities.
Write a human-friendly description of
e to stderr.
Do these bytes look like a binary (non-textual) format?
Read a path provided in a CLI argument, handling /dev/null and - correctly.
All the files in
dir, including subdirectories.
rhs_dir, and return relative paths of files
that occur in at least one directory.
Group bytes into u16 values for conversion to UTF-16, respecting the byte order mark if present.