REALPATH(1) User Commands REALPATH(1)

realpath - print the resolved path

realpath [OPTION]... FILE...

Print the resolved absolute file name; all but the last component must exist

all components of the path must exist
no path components need exist or be a directory
resolve '..' components before symlinks
resolve symlinks as encountered (default)
suppress most error messages
print the resolved path relative to DIR
print absolute paths unless paths below DIR
don't expand symlinks
end each output line with NUL, not newline
display this help and exit
output version information and exit

Written by Padraig Brady.

GNU coreutils online help: https://www.gnu.org/software/coreutils/
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Copyright © 2021 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later https://gnu.org/licenses/gpl.html.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.

readlink(1), readlink(2), realpath(3)

Full documentation https://www.gnu.org/software/coreutils/realpath
or available locally via: info '(coreutils) realpath invocation'

September 2021 GNU coreutils 9.0