.TH FMT 1
.SH NAME
fmt \- ultra-simple text formatter
.SH SYNOPSIS
.B fmt
[
.I option ...
]
[
.I file ...
]
.SH DESCRIPTION
.I Fmt
copies the given
.I files
(standard input by default)
to its standard output, filling and indenting lines.
The options are
.TP
.BI -l " n
Output line length is
.IR n ,
including indent (default 70).
.TP
.BI -w " n
A synonym for
.BR -l .
.TP
.BI -i " n
Indent
.I n
spaces (default 0).
.TP
.BI -j
Don't join input lines, simply split them where necessary.
.PP
Empty lines and initial white space in input lines are preserved.
Empty lines are inserted between input files.
.PP
.I Fmt
is idempotent: it leaves already formatted text unchanged.
.SH SOURCE
.B /sys/src/cmd/fmt.c