display target of symbolic link on standard output
utility when invoked with the pathname of a
symbolic link as its argument dereferences the symbolic link and prints the
name of target on standard output. If the
not specified and
is invoked with an argument
other than the pathname of a symbolic link, it exits with a nonzero exit code
without printing anything.
The options are as follows:
- Canonicalize by following every symlink in every component of the given
readlink will resolve both
absolute and relative paths and return the absolute pathname corresponding
to file. The argument does not need to be a symbolic
- Do not print a trailing newline character.
readlink utility exits 0 on success,
and >0 if an error occurs.
readlink utility first appeared in