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<html><head><title>Number Registers Used in mm (UNIX in a Nutshell: System V Edition)</title><link rel="stylesheet" type="text/css" href="../style/style1.css" /><meta name="DC.Creator" content="Arnold Robbins" /><meta name="DC.Format" content="text/xml" scheme="MIME" /><meta name="DC.Language" content="en-US" /><meta name="DC.Publisher" content="O'Reilly & Associates, Inc." /><meta name="DC.Source" scheme="ISBN" content="1-56592-427-4" /><meta name="DC.Subject.Keyword" content="stuff" /><meta name="DC.Title" content="UNIX in a Nutshell: System V Edition" /><meta name="DC.Type" content="Text.Monograph" /></head><body bgcolor="#ffffff"><img src="gifs/smbanner.gif" usemap="#banner-map" border="0" alt="Book Home" /><map name="banner-map"><area shape="rect" coords="1,-2,616,66" href="index.htm" alt="Book Title" /><area shape="rect" coords="629,-11,726,25" href="jobjects/fsearch.htm" alt="Search this book" /></map><div class="navbar"><table width="684" border="0"><tr><td align="left" valign="top" width="228"><a href="ch13_02.htm"><img src="../gifs/txtpreva.gif" alt="Previous" border="0" /></a></td><td align="center" valign="top" width="228" /><td align="right" valign="top" width="228"><a href="ch13_04.htm"><img src="../gifs/txtnexta.gif" alt="Next" border="0" /></a></td></tr></table></div><h2 class="sect1">13.3. Number Registers Used in mm</h2><p><a name="IXT-13-123409" /><a name="IXT-13-123410" /><a name="unut-ch-13-ix-number-registers-in-mm-macros" /><a href="ch13_03.htm#unut-ch-13-tab-2">Table 13-1</a> lists <em class="emphasis">mm</em>'s number registers. A dagger (<img src="figs/dagger.gif" alt="Figure " />) next to a register name indicates that the register canbe set only from the command line or before the <em class="emphasis">mm</em> macrodefinitions are read by the formatter. Any register having asingle-character name can be set from the command line with the<tt class="literal">-r</tt> option.</p><a name="unut-ch-13-tab-2" /><h4 class="objtitle">Table 13-1. mm Number Registers</h4><table border="1" cellpadding="3"><tr><th><em class="emphasis">Register</em></th><th><em class="emphasis">Description</em></th></tr><tr><td><tt class="literal">A</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>If set to 1, omit technical memorandum headings and provide spacesappropriate for letterhead (see <b class="emphasis-bold">.AF</b> macro).</p></td></tr><tr><td><tt class="literal">Au</tt></td><td colspan="NaN"><p>Omit author information on firstpage (see <b class="emphasis-bold">.AU</b> macro).</p></td></tr><tr><td><tt class="literal">C</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Flag indicating type of copy (original, draft, etc.).</p></td></tr><tr><td><tt class="literal">Cl</tt></td><td colspan="NaN"><p>Level of headings saved for table of contents (see <b class="emphasis-bold">.TC</b> macro).Default is 2.</p></td></tr><tr><td><tt class="literal">Cp</tt></td><td colspan="NaN"><p>If set to 1 (default), list of figures and tables appear on same page as table ofcontents. Otherwise, they start on a new page.</p></td></tr><tr><td><tt class="literal">D</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>If set to 1, use debug mode (<em class="emphasis">mm</em> continueseven after encountering normally fatal errors).Default is 0. </p></td></tr><tr><td><tt class="literal">De</tt></td><td colspan="NaN"><p>If set to 1, eject page after each floating display.Default is 0.</p></td></tr><tr><td><tt class="literal">Df</tt></td><td colspan="NaN"><p>Set format of floating displays (see <b class="emphasis-bold">.DF</b> macro).</p></td></tr><tr><td><tt class="literal">Ds</tt></td><td colspan="NaN"><p>Set space used before and after static displays.</p></td></tr><tr><td><tt class="literal">E</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Font for Subject/Date/From. 0 (bold, the default) or 1 (roman).</p></td></tr><tr><td><tt class="literal">Ec</tt></td><td colspan="NaN"><p>Equation counter, incremented for each <tt class="literal">.EC</tt> macro.</p></td></tr><tr><td><tt class="literal">Ej</tt></td><td colspan="NaN"><p>Heading level for page eject before headings. Default is 0 and no eject.</p></td></tr><tr><td><tt class="literal">Eq</tt></td><td colspan="NaN"><p>If set to 1, place equation label at left margin. Default is 0.</p></td></tr><tr><td><tt class="literal">Ex</tt></td><td colspan="NaN"><p>Exhibit counter, incremented for each <tt class="literal">.EX</tt> macro.</p></td></tr><tr><td><tt class="literal">Fg</tt></td><td colspan="NaN"><p>Figure counter, incremented for each <tt class="literal">.FG</tt> macro.</p></td></tr><tr><td><tt class="literal">Fs</tt></td><td colspan="NaN"><p>Vertical spacing between footnotes.</p></td></tr><tr><td><tt class="literal">H1 ... H7</tt></td><td colspan="NaN"><p>Heading counters for levels 1 to 7,incremented by <tt class="literal">.H</tt> macro of corresponding level or by <tt class="literal">.HU</tt> macro if at level given by register <tt class="literal">Hu</tt>.Registers <tt class="literal">H2</tt> to <tt class="literal">H7</tt> are reset to 0 by any <tt class="literal">.H</tt> (or <tt class="literal">.HU</tt>) macro at a lower-numbered level.</p></td></tr><tr><td><tt class="literal">Hb</tt></td><td colspan="NaN"><p>Level of heading for which break occurs before output of body text. Default is 2.</p></td></tr><tr><td><tt class="literal">Hc</tt></td><td colspan="NaN"><p>Level of heading for which centering occurs. Default is 0.</p></td></tr><tr><td><tt class="literal">Hi</tt></td><td colspan="NaN"><p>Type of indent after heading. Values are 0 (left-justified), 1 (indented, the default), 2 (indented except after<tt class="literal">.H</tt>, <tt class="literal">.LC</tt>, <tt class="literal">.DE</tt>).</p></td></tr><tr><td><tt class="literal">Hs</tt></td><td colspan="NaN"><p>Level of heading for which space after heading occurs. Default is 2.</p></td></tr><tr><td><tt class="literal">Ht</tt></td><td colspan="NaN"><p>Numbering type of heading: 1 (single) or 0 (concatenated, the default).</p></td></tr><tr><td><tt class="literal">Hu</tt></td><td colspan="NaN"><p>Set level of heading at which unnumbered headings occur.Default is 2.</p></td></tr><tr><td><tt class="literal">Hy</tt></td><td colspan="NaN"><p>If set to 1, enable hyphenation. Default is 0.</p></td></tr><tr><td><tt class="literal">L</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Set length of page. Default is 66v.</p></td></tr><tr><td><tt class="literal">Le</tt></td><td colspan="NaN"><p>Flag to print list of equations after table of contents:0 (don't print, the default) or 1 (print).</p></td></tr><tr><td><tt class="literal">Lf</tt></td><td colspan="NaN"><p>Like <tt class="literal">Le</tt>, but for list of figures.</p></td></tr><tr><td><tt class="literal">Li</tt></td><td colspan="NaN"><p>Default indent of lists. Default is 6n for <tt class="literal">nroff</tt> and 5n for <tt class="literal">troff</tt>.</p></td></tr><tr><td><tt class="literal">Ls</tt></td><td colspan="NaN"><p>Set spacing between items in nested lists. Default is 6 (spacing between all levels of list).</p></td></tr><tr><td><tt class="literal">Lt</tt></td><td colspan="NaN"><p>Like <tt class="literal">Le</tt>, but for list of tables.</p></td></tr><tr><td><tt class="literal">Lx</tt></td><td colspan="NaN"><p>Like <tt class="literal">Le</tt>, but for list of exhibits.</p></td></tr><tr><td><tt class="literal">N</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Set page-numbering style:</p><dl><dt><i>0</i></dt><dd>All pages get header (the default)</p></dd><dt><i>1</i></dt><dd>Header printed as footer on page 1</p></dd><dt><i>2</i></dt><dd>No header on page 1</p></dd><dt><i>3</i></dt><dd>Section-page as footer</p></dd><dt><i>4</i></dt><dd>No header unless <tt class="literal">.PH</tt> has been invoked</p></dd><dt><i>5</i></dt><dd>Section-page and section-figure as footer</p></dd></dl></td></tr><tr><td><tt class="literal">Np</tt></td><td colspan="NaN"><p>Set numbering style for paragraphs: 0 (unnumbered, the default) or 1 (numbered).</p></td></tr><tr><td><tt class="literal">O</tt></td><td colspan="NaN"><p>Offset of page. For <tt class="literal">nroff</tt>, value is unscalednumber representing character positions; default is 9 (.75i).For <tt class="literal">troff</tt>, value is scaled; default is .5i.</p></td></tr><tr><td><tt class="literal">Oc</tt></td><td colspan="NaN"><p>Set numbering style for pages in table of contents:0 (lowercase roman, the default) or 1 (arabic).</p></td></tr><tr><td><tt class="literal">Of</tt></td><td colspan="NaN"><p>Set separator for figure number in captions.0 (use period, the default); 1 (use hyphen).</p></td></tr><tr><td><tt class="literal">P</tt></td><td colspan="NaN"><p>Current page number.</p></td></tr><tr><td><tt class="literal">Pi</tt></td><td colspan="NaN"><p>Amount of indent for paragraph.Default is 5n for <tt class="literal">nroff</tt> and 3n for <tt class="literal">troff</tt>.</p></td></tr><tr><td><tt class="literal">Ps</tt></td><td colspan="NaN"><p>Amount of spacing between paragraphs. Default is 3v.</p></td></tr><tr><td><tt class="literal">Pt</tt></td><td colspan="NaN"><p>Paragraph type. Values are 0 (left-justified, the default), 1 (indented), 2 (indented except after <tt class="literal">.H</tt>, <tt class="literal">.LC</tt>, <tt class="literal">.DE</tt>).</p></td></tr><tr><td><tt class="literal">Pv</tt></td><td colspan="NaN"><p>Suppress “PRIVATE” header by setting to 0 (default).</p></td></tr><tr><td><tt class="literal">Rf</tt></td><td colspan="NaN"><p>Reference counter, incremented for each <tt class="literal">.RS</tt>.</p></td></tr><tr><td><tt class="literal">S</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Default point size for <tt class="literal">troff</tt>. Default is 10.Vertical spacing is <tt class="literal">\nS+2</tt>.</p></td></tr><tr><td><tt class="literal">Si</tt></td><td colspan="NaN"><p>Standard indent for displays.Default is 5n for <tt class="literal">nroff</tt> and 3n for <tt class="literal">troff</tt>.</p></td></tr><tr><td><tt class="literal">T</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Type of <tt class="literal">nroff</tt> output device.Sets registers for specific devices.</p></td></tr><tr><td><tt class="literal">Tb</tt></td><td colspan="NaN"><p>Table counter, incremented for each <tt class="literal">.TB</tt>.</p></td></tr><tr><td><tt class="literal">U</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Style of <tt class="literal">nroff</tt> underlining for <tt class="literal">.H</tt> and <tt class="literal">.HU</tt>. If notset, use continuous underline; if set, don't underline punctuationand whitespace. Default is 0.</p></td></tr><tr><td><tt class="literal">W</tt><img src="figs/dagger.gif" alt="Figure " /></td><td colspan="NaN"><p>Width of page (line and title length). Default is 6i.</p></td></tr></table><p><a name="IXT-13-123411" /><hr width="684" align="left" /><div class="navbar"><table width="684" border="0"><tr><td align="left" valign="top" width="228"><a href="ch13_02.htm"><img src="../gifs/txtpreva.gif" alt="Previous" border="0" /></a></td><td align="center" valign="top" width="228"><a href="index.htm"><img src="../gifs/txthome.gif" alt="Home" border="0" /></a></td><td align="right" valign="top" width="228"><a href="ch13_04.htm"><img src="../gifs/txtnexta.gif" alt="Next" border="0" /></a></td></tr><tr><td align="left" valign="top" width="228">13.2. Predefined String Names</td><td align="center" valign="top" width="228"><a href="index/index.htm"><img src="../gifs/index.gif" alt="Book Index" border="0" /></a></td><td align="right" valign="top" width="228">13.4. Other Reserved Macro and String Names</td></tr></table></div><hr width="684" align="left" /><img src="../gifs/navbar.gif" usemap="#library-map" border="0" alt="Library Navigation Links" /><p><p><font size="-1"><a href="copyrght.htm">Copyright © 2003</a> O'Reilly & Associates. All rights reserved.</font></p><map name="library-map"><area shape="rect" coords="1,0,88,96" href="../index.htm"><area shape="rect" coords="90,0,165,96" href="../upt/index.htm"><area shape="rect" coords="168,1,253,107" href="../mac/index.htm"><area shape="rect" coords="255,0,335,97" href="../korn/index.htm"><area shape="rect" coords="337,0,415,109" href="../unixnut/index.htm"><area shape="rect" coords="417,0,512,122" href="../sedawk/index.htm"><area shape="rect" coords="514,0,605,105" href="../lunix/index.htm"><area shape="rect" coords="611,2,694,121" href="../vi/index.htm"></map></body></html>⌨️ 快捷键说明
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