pathchk - check whether file names are valid or portable

       Written by Paul Eggert, David MacKenzie, and Jim Meyering.

       Copyright  ©  2024  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.

       Diagnose invalid or non-portable file names.

       -p     check for most POSIX systems

       -P     check for empty names and leading "-"

       --portability
              check for all POSIX systems (equivalent to -p-P)

       --help display this help and exit

       --version
              output version information and exit

       pathchk - check whether file names are valid or portable

       GNU coreutils online help: <https://www.gnu.org/software/coreutils/>
       Report any translation bugs to <https://translationproject.org/team/>

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

GNU coreutils 9.5                                  April 2025                                         PATHCHK(1)

pathchk [OPTION]... NAME...