2015-01-25 13:31:02 +00:00
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.Dd January 25, 2015
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.Dt EXPAND 1 sbase\-VERSION
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.Sh NAME
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.Nm expand
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.Nd expand tabs to spaces
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.Sh SYNOPSIS
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.Nm expand
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.Op Fl i
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.Op Fl t Ar tablist
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.Op Ar file ...
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.Sh DESCRIPTION
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.Nm
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converts tabs to spaces in each
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.Ar file
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as specified in
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.Ar tablist .
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If no file is given,
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.Nm
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reads from stdin.
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.Pp
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Backspace characters are preserved and decrement the column count
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for tab calculations.
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.Sh OPTIONS
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.Bl -tag -width Ds
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.It Fl i
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Only expand tabs at the beginning of lines, i.e. expand each
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line until a character different from '\et' and ' ' is reached.
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.It Fl t Ar tablist
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Specify tab size or tabstops.
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.Ar tablist
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is a list of one (in the former case) or multiple (in the latter case)
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strictly positive integers separated by ' ' or ','.
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.Pp
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The default
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.Ar tablist
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is "8".
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.El
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.Sh SEE ALSO
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.Xr unexpand 1 ,
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.Xr fold 1
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.Sh STANDARDS
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The
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.Nm
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utility is compliant with the
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.St -p1003.1-2008
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specification.
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.Pp
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The
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.Op Fl i
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flag is an extension to that specification
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