tcol.1 - plan9port - [fork] Plan 9 from user space
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       tcol.1 (995B)
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            1 .TH COL 1
            2 .SH NAME
            3 col \- column alignment
            4 .SH SYNOPSIS
            5 .B col
            6 [
            7 .B -bfx 
            8 ]
            9 .SH DESCRIPTION
           10 .I Col
           11 overlays lines to expunge reverse line feeds
           12 (ESC-7)
           13 and half line feeds (ESC-9 and ESC-8)
           14 as produced by
           15 .I nroff
           16 for .2C in
           17 .MR ms (7)
           18 or
           19 .MR man (7)
           20 and for 
           21 .MR tbl (1) .
           22 .I Col
           23 is a pure filter.
           24 It normally emits only full line feeds;
           25 option 
           26 .B -f
           27 (fine) allows half line feeds too.
           28 Option 
           29 .B -b
           30 removes backspaces, printing just one of each pile of overstruck
           31 characters.
           32 .I Col
           33 normally converts white space to tabs;
           34 option
           35 .B -x
           36 overrides this feature.
           37 Other escaped characters and non-printing characters are ignored.
           38 .SH EXAMPLES
           39 .TP
           40 .L
           41 tbl file | nroff -ms | col | p
           42 Format some tables for printing on typewriters;
           43 use
           44 .I col
           45 to remove reverse line feeds, and 
           46 paginate the output.
           47 .SH SOURCE
           48 .B \*9/src/cmd/col.c
           49 .SH SEE ALSO
           50 .MR pr (1)
           51 .SH BUGS
           52 .I Col
           53 can't back up more than 128 lines or
           54 handle more than 800 characters per line,
           55 and understands
           56 .L VT
           57 (013) as reverse line feed.