345 lines
9.1 KiB
Plaintext
345 lines
9.1 KiB
Plaintext
.\" $NetBSD: macros,v 1.10 2001/04/11 06:19:09 jhawk Exp $
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.\"
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.\" Copyright (c) 1999, 2000 The NetBSD Foundation, Inc.
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.\" All rights reserved.
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.\"
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.\" This code is derived from software contributed to The NetBSD Foundation
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.\" by Ross Harvey.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the NetBSD
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.\" Foundation, Inc. and its contributors.
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.\" 4. Neither the name of The NetBSD Foundation nor the names of its
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.\" contributors may be used to endorse or promote products derived
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.\" from this software without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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.\" ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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.\" TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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.\" PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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.\" BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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.\" POSSIBILITY OF SUCH DAMAGE.
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.\"
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.\" -------------------- MACROS --------------------
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.
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.
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.\" Define a .CURDIR-relative include, with entertainment
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.
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.rn so so-real
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.de so
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. tm ...reading \\$1
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. Pp
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. so-real \*[.CURDIR]/\\$1
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.\" tm ...back to INSTALL
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..
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.als source so
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.
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.\" -mdoc only has only two section levels (Sh & Ss)
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.
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.\" second-level subsection macro (third-level section)
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.
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.de Ss2
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. ie rHTML <h5><a name="\\$*">\\$*</a></h5>
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. el \{\
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. br
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. if t .ne 7P
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. Pp
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. Em "\\$*"
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. Pp
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. \}
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..
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.
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.
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.\" Standard indented literal display, with nice showmatch parens in the name.
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.\" Be warned that using font change macros such as `Ic', `Em' and `Sy' inside
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.\" may cause formatting problems further on; this is probably a bug in the
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.\" mdoc macros...
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.
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.de (disp
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. Bd -literal -offset indent
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..
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.
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.de disp)
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. Ed
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..
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.
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.
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.de br_ne
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. br
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. if t .ne \\$1
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..
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.
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.
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.
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.\" Tagged lists:
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.\" (tag wid rest Creates a tag with width wid and other args rest
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.\" tag) End sequence
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.\"
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.
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.de (tag
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. Bl -tag -width \\$*
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..
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.
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.de tag)
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. El
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..
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.
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.de (Note
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. (tag Note:
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. It Em Note:
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..
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.
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.de Note)
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. tag)
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..
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.
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.\" Bullet list, which swaps between bullet and hyphen at each alternate
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.\" indent level.
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.
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.nr b_or_h 1
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.
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.de (bullet
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. ie \\n[b_or_h] .Bl -bullet \\$*
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. el .Bl -hyphen \\$*
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. nr b_or_h 1-\\n[b_or_h]
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. It
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..
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.
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.de bullet)
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. El
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. nr b_or_h 1-\\n[b_or_h]
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..
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.
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.\" Enumerated list
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.\"
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.
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.de (enum
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. Bl -enum \\$*
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. It
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..
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.
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.de enum)
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. El
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..
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.
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.\" Item list
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.\"
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.
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.de (item
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. Bl -item \\$*
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. It
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..
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.
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.de item)
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. El
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..
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.
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.\" Generate NetBSD/${MACHINE}, with NetBSD being done with .Nx.
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.\" If there's trailing args to the macro, concatinate with no space.
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.
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.de Nx*M
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.ie \\n[.$]>0 .Nx Ns / Ns \*M Ns \\$*
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.el .Nx Ns / Ns \*M
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..
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.
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.\" Key-cap; literal text one point size smaller
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.
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.de Key
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.ps -1
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.Li \\$*
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.ps +1
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..
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.
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.
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.\" Macro for `UNIX-like', since we don't want to just use `UNIX'
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.
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.de Ul
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.Ux -like
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..
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.
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.\" .Bc/.Ec; begin/end two-column mode. This may not work in all
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.\" cases, but was designed for common/donations. There is no
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.\" support for more than two pages, nor for right-margins.
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.\" Usage:
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.\" .Bc [ncol]
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.\" Dependances:
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.\" macro CF page trap macro for bottom of column
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.\" macro CZ code duplication; handling of diversion interpolation.
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.\" macro CC diversion trap macro for subdividing into pages.
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.\" macro Bc Begin columns
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.\" macro Ec End columns
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.\" reg cl current column number
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.\" reg CI saved indent
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.\" reg CL saved line-length
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.\" reg CO saved page offset
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.\" reg CN number of columns
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.\" reg CA max height of columnized text
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.\" reg CB save available space on page
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.\" reg CE column spacing
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.\" str C0 entire columnization region [if crosses page boundary]
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.\" str C1 columnization region for page 1
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.\" str C2 columnization region for page 2
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.
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.de CF
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.if \\n(Db .tm page trap (column bottom) at \\n(nlu.
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.\"TRAP2 \" debugging: here's where the trap is.
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.ie \\n+(cl<\\n(CN \{
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.rt \" return to the mk
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.po +\\n(CEu \" space to next column
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.ns
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\}
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.el \{\
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.ll \\n(CLu \" restore linelength
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.in \\n(CIu \" restore indent
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.po \\n(COu \" restore offset
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.\}
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..
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.de CZ
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.mk \" Save position
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.if \\n(Db .tm Saved column top is \\n(nlu.
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.nr cl 0 1 \" This is column #0
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.nr CL \\n(.l \" Save the linelength
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.nr CI \\n(.i \" Save the indent
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.nr CO \\n(.o \" Save the offset
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.nf
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.\" .ll 20n \" this doesn't work in nf-mode.
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.if \\n(Db .tm Page trap placed at \\n(CDu; next trap at \\n(nlu+\n(.tu.
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.wh \\n(CDu CF \" set the bottom of column trap
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.if \\n(Db .tm CZ: \\$1 starts at \\n(nlu; trap in \\n(.tu.
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.\\$1 \" throw in the diverted text
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.if \\n(Db .tm CZ: \\$1 ends at \\n(nlu; trap in \\n(.tu.
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.if !\\n(CN==\\n(cl .sp \" If we didn't finish, space to force a trap.
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.ch CF \" remove trap
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.if \\n(Db .tm CZ: before .ne we are at \\n(nlu with \\n(.tu to go.
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.ne 3V \" space for two lines after
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.if \\n(Db .tm CZ: after .ne we are at \\n(nlu.
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..
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.de CC
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.if \\n(Db .tm diversion trap (page break) at \\n(nlu.
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.\"TRAP1 \" debugging
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.di \" close first-page (C1) diversion
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.di C2 \" open second-page (C2) diversion
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..
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.de Bc
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.in +\n(Dsu \" Indent to match Bd
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.nr CN 2 \" Number of columns
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.if !"\\$1"" .nr CN \\$1
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.ne 2v \" we need at least two lines of space on the page.
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.ev 2
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.di C1 \" divert the text
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.nf
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..
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.de Ec
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.di \" end diversion
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.ev
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.nr CA \\n(dnu/\\n(CN \" save max height of columnized text
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.nr CB \\n(.t-(\\n(.v*3) \" save available space on page
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.nr CE \\n(.lu/\\n(CN
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.\" .tm The diversion is \\n(dnu high and \\n(dlu wide. At \\n(CN columns,
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.\" .tm the max height would be \\n(CAu high, if they fit on the same page.
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.\" .tm The page length is \\n(.p, and the current vposition is \\n(nl, not to
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.\" .tm be confused with the page offset of \\n(.o.
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.\" .tm So we have \\n(CBu of space on this page.
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.ie \\n(CA>=\\n(CB \{
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.rn C1 C0 \" put original in C0
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.ev 2
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.di C1 \" Divert the first page into new C1
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.\" Diversion trap location in solid kludgite. If notCRT, we need
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.\" extra v-height. go figure.
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.ie \\n(cR==0 .dt \\n(CBu*\\n(CNu+2v CC
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.el .dt \\n(CBu*\\n(CNu CC
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.C0
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.di
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.ev
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.nf
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.fi
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.\" Trap at bottom of page
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.if \\(Db .tm page trap set at \\n(nlu+\\n(.tu-2v)
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.nr CD \\n(nlu+\\n(.tu-2v) \" trap right before next trap
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.\}
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.el \{\
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.\" Trap at the bottom of the text. All on one page.
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.nr CD \\n(CAu+\\n(nlu
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.\}
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.CZ C1
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.\" The .if dxxx construct is groff-specific
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.if dC2 \{
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.if \\(Db .tm max height of text is \\n(dnu/\\n(CN.
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.if \\(Db .tm breakpoint (for page trap) is 1u+\\n(CAu+\\n(nlu.
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.nr CA \\n(dnu/\\n(CN \" save max height of columnized text
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.nr CD \\n(CAu+\\n(nlu
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.CZ C2
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.\}
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.rm C2 \" nuke it otherwise it might pop up later.
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.\" These should already be restored. But sometimes we don't hit
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.\" the last page trap [??]
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.ll \\n(CLu \" restore linelength
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.in \\n(CIu \" restore indent
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.po \\n(COu \" restore offset
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.fi \" fill again.
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.in -\n(Dsu \" revert prior indent
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..
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.\" Unfortunately, none of the above works with -mdoc2html; so we'll
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.\" just replace columns with a regular Bd -unfilled -offset indent.
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.if rHTML \{
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.rm Bc
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.rm Ec
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.de Bc
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.Bd -unfilled -offset indent
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..
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.als Ec Ed
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.\}
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.
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.\" -------------------- MISC --------------------
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.
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.\" set the unused target number registers to 0, so that we can turn on all
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.\" the warnings but still do things like .if \n[amiga]:\n[alpha] \&stuff
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.\" (The Makefile defines the target as 1, leaving the others undefined.)
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.
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.de define_all
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. while \\n[.$] \{\
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. if !r\\$1 .nr \\$1 0
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. shift
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. \}
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..
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.
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.define_all \*[MACHINE_LIST]
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.
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.\" Supported CPUs:
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.\" alpha arm26 arm32 i386 m68k mips pc532 powerpc sh3 sparc sparc64 vax
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.\" Define registers for MACHINE_ARCHs with multiple MACHINEs
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.
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.ds A \*M
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.if \n[amiga]:\n[atari]:\n[hp300]:\n[luna68k]:\n[mac68k]:\n[mvme68k]:\n[news68k]:\n[next68k]:\n[sun3]:\n[x68k] .ds A m68k
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.if \n[arc]:\n[cobalt]:\n[hpcmips]:\n[newsmips]:\n[pmax]:\n[sgimips] .ds A mips
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.if \n[amigappc]:\n[bebox]:\n[macppc]:\n[ofppc]:\n[prep] .ds A powerpc
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.if \n[evbsh3]:\n[mmeye] .ds A sh3
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.if !r\*A .nr \*A 1
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.
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.
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.\" Define _ versions, sometimes these look better as with .if r_xxx
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.
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.nr _\*M 1
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.nr _\*A 1
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.
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.\" Other strings available:
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.\"
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.\" \*M ${MACHINE} (e.g., `i386')
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.\" \*A ${MACHINE_ARCH} (e.g., `m68k')
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.\" \*V Version (e.g., `1.5')
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.\" \*[.CURDIR] ${.CURDIR}
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