version 1.95, 2017/12/15 23:39:07 |
version 1.96, 2018/04/10 00:52:30 |
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.\" $Id$ |
.\" $Id$ |
.\" |
.\" |
.\" Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
.\" Copyright (c) 2010, 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv> |
.\" Copyright (c) 2010,2011,2013-2015,2017 Ingo Schwarze <schwarze@openbsd.org> |
.\" Copyright (c) 2010-2018 Ingo Schwarze <schwarze@openbsd.org> |
.\" |
.\" |
.\" Permission to use, copy, modify, and distribute this software for any |
.\" Permission to use, copy, modify, and distribute this software for any |
.\" purpose with or without fee is hereby granted, provided that the above |
.\" purpose with or without fee is hereby granted, provided that the above |
Line 1348 Currently unsupported. |
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Line 1348 Currently unsupported. |
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.It Ic \&nop Ar body |
.It Ic \&nop Ar body |
Execute the rest of the input line as a request or macro line. |
Execute the rest of the input line as a request or macro line. |
Currently unsupported. |
Currently unsupported. |
.It Ic \&nr Ar register Oo Cm + Ns | Ns Cm - Oc Ns Ar expression |
.It Ic \&nr Ar register Oo Cm + Ns | Ns Cm - Oc Ns Ar expression Op Ar stepsize |
Define or change a register. |
Define or change a register. |
A register is an arbitrary string value that defines some sort of state, |
A register is an arbitrary string value that defines some sort of state, |
which influences parsing and/or formatting. |
which influences parsing and/or formatting. |
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If it is prefixed by a sign, the register will be |
If it is prefixed by a sign, the register will be |
incremented or decremented instead of assigned to. |
incremented or decremented instead of assigned to. |
.Pp |
.Pp |
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The |
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.Ar stepsize |
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is used by the |
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.Ic \en+ |
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auto-increment feature. |
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It remains unchanged when omitted while changing an existing register, |
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and it defaults to 0 when defining a new register. |
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.Pp |
The following |
The following |
.Ar register |
.Ar register |
is handled specially: |
is handled specially: |
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Character |
Character |
.Ar number |
.Ar number |
on the current font. |
on the current font. |
.Ss \en Ns Bq Ar name |
.Ss \en Ns Oo +|- Oc Ns Bq Ar name |
Interpolate the number register |
Interpolate the number register |
.Ar name . |
.Ar name . |
For short names, there are variants |
For short names, there are variants |
.No \en Ns Ar c |
.No \en Ns Ar c |
and |
and |
.No \en( Ns Ar cc . |
.No \en( Ns Ar cc . |
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If the optional sign is specified, |
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the register is first incremented or decremented by the |
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.Ar stepsize |
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that was specified in the relevant |
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.Ic \&nr |
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request, and the changed value is interpolated. |
.Ss \eo\(aq Ns Ar string Ns \(aq |
.Ss \eo\(aq Ns Ar string Ns \(aq |
Overstrike, writing all the characters contained in the |
Overstrike, writing all the characters contained in the |
.Ar string |
.Ar string |