| 1 | .nr _0 \n(c. |
| 2 | .\" Copyright (c) 1988 The Regents of the University of California. |
| 3 | .\" All rights reserved. |
| 4 | .\" |
| 5 | .\" Redistribution and use in source and binary forms, with or without |
| 6 | .\" modification, are permitted provided that the following conditions |
| 7 | .\" are met: |
| 8 | .\" 1. Redistributions of source code must retain the above copyright |
| 9 | .\" notice, this list of conditions and the following disclaimer. |
| 10 | .\" 2. Redistributions in binary form must reproduce the above copyright |
| 11 | .\" notice, this list of conditions and the following disclaimer in the |
| 12 | .\" documentation and/or other materials provided with the distribution. |
| 13 | .\" 3. All advertising materials mentioning features or use of this software |
| 14 | .\" must display the following acknowledgement: |
| 15 | .\" This product includes software developed by the University of |
| 16 | .\" California, Berkeley and its contributors. |
| 17 | .\" 4. Neither the name of the University nor the names of its contributors |
| 18 | .\" may be used to endorse or promote products derived from this software |
| 19 | .\" without specific prior written permission. |
| 20 | .\" |
| 21 | .\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 22 | .\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 23 | .\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 24 | .\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 25 | .\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 26 | .\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 27 | .\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 28 | .\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 29 | .\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 30 | .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 31 | .\" SUCH DAMAGE. |
| 32 | .\" |
| 33 | .\" @(#)float.me 5.1 (Berkeley) 4/17/91 |
| 34 | .\" |
| 35 | .\" %beginstrip% |
| 36 | .\" |
| 37 | .de (z \" *** begin floating keep |
| 38 | .if \n@>4 .tm >> (z, .z=\n(.z |
| 39 | .@D 4 \\$1 \\$2 |
| 40 | .@( |
| 41 | .nr ?T 0 |
| 42 | .. |
| 43 | .de )z \" *** end floating keep |
| 44 | .if \n@>4 .tm >> )z, .z=\n(.z |
| 45 | .sp \\n(zsu |
| 46 | .@) |
| 47 | .if \n@>4 .tm -- )z << @), .z=\n(.z |
| 48 | .rr _0 |
| 49 | .if !\\n(?b \ |
| 50 | . nr dn +(\\n(ppu*\\n($ru)/2u+\\n(zsu |
| 51 | .nr dl -\n(.H \" fudge factor necessary to make it work |
| 52 | .ie ((\\n(dn+\n(.V)>=\\n(.t):(\\n(?a):((\\n(dl>\\n($l)&(\\n($c>1)) \ |
| 53 | \{\ |
| 54 | . nr ?a 1 |
| 55 | . if (\\n(dl>\\n($l)&(\\n($m>1) \ |
| 56 | . nr ?w 1 \" mark wider than one column (top) |
| 57 | . ds |x |t |
| 58 | .\} |
| 59 | .el \ |
| 60 | \{\ |
| 61 | . nr ?b 1 |
| 62 | . if (\\n(dl>\\n($l)&(\\n($m>1) \ |
| 63 | . nr ?W 1 \" mark wider than one column (bottom) |
| 64 | . nr _b +\\n(dnu |
| 65 | . ch @f -\\n(_bu |
| 66 | . ds |x |b |
| 67 | .\} |
| 68 | .da \\*(|x \" copy to save macro |
| 69 | .nf |
| 70 | .ls 1 |
| 71 | .nr ?k 1 |
| 72 | .if \n@>4 .tm -- )z >> \\*(|x |
| 73 | \!.if \\\\n(nl>(\\\\n(tm+2v) .ne \\n(dnu-\\n(zsu |
| 74 | .|k\" \" and the body |
| 75 | .ec |
| 76 | .if \n@>4 .tm -- )z << \\*(|x, .z=\\n(.z |
| 77 | .nr ?k 0 |
| 78 | .rm |k\" \" remove the temp macro |
| 79 | .da |
| 80 | .in 0 |
| 81 | .ls 1 |
| 82 | .xl \\n($lu |
| 83 | .ev |
| 84 | .if \n@>4 .tm << )z, .z=\\n(.z |
| 85 | .. |
| 86 | .de @k \" --- output floating keep |
| 87 | .if \n@>4 .tm >> @k, $1=\\$1, .z=\\n(.z |
| 88 | .ev 1 |
| 89 | .nf |
| 90 | .ls 1 |
| 91 | .in 0 |
| 92 | .sp \\n(zsu |
| 93 | .\\$1 |
| 94 | .ec |
| 95 | .br |
| 96 | .rm \\$1 |
| 97 | .ev |
| 98 | .nr ?T 0 |
| 99 | .. |
| 100 | .nr c. \n(_0 |