NAME

isutf8 - check whether files are valid UTF-8

SYNOPSIS

isutf8 [-hqliv] [--help] [--quiet] [--list] [--invert] [--verbose] [[file...]]

DESCRIPTION

isutf8 checks whether files are syntactically valid UTF-8. Input is either files named on the command line, or the standard input. Notices about files with invalid UTF-8 are printed to standard output.

OPTIONS

-h, --help

Print out a help summary.

-q, --quiet

Don't print messages telling which files are invalid UTF-8, merely indicate it with the exit status.

-l, --list

Print only the names of files containing invalid UTF-8.

-i, --invert

Invert the selection: list UTF-8 compatible files.

-v, --verbose

Also print an hexdump-like view of the error and some context.

EXIT STATUS

If the file is valid UTF-8, the exit status is zero. If the file is not valid UTF-8, or there is some error, the exit status is non-zero.

AUTHOR

Lars Wirzenius, Julien Palard