Note realpath(1) is the preferred command to use for canonicalization functionality.
Print value of a symbolic link or canonical file name
-f, --canonicalize canonicalize by following every symlink in every component of the given name recursively; all but the last component must exist
-e, --canonicalize-existing canonicalize by following every symlink in every component of the given name recursively, all components must exist
-m, --canonicalize-missing canonicalize by following every symlink in every component of the given name recursively, without requirements on components existence
-n, --no-newline do not output the trailing delimiter
-q, --quiet
-s, --silent suppress most error messages (on by default)
-v, --verbose report error messages
-z, --zero end each output line with NUL, not newline
--help display this help and exit
--version output version information and exit
Report any translation bugs to <https://translationproject.org/team/>
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
Full documentation <https://www.gnu.org/software/coreutils/readlink>
or available locally via: info \(aq(coreutils) readlink invocation\(aq