[net.sources] HP Laserjet/Troff filter.

clewis@mnetor.UUCP (Chris Lewis) (07/30/85)

Quite a number of people have been asking for an HP Laserjet/Troff filter.
Here it is.  Sorta.

I have been trying to write one, and have gotten a fair ways, but I've
got to do some "real work", so...  This software is INCOMPLETE, but
does manage to print something sorta useful.  At least it understands
troff output.

Status:
	1) Seems to print normal text "reasonably" well.  The major difficulty
	   is that I don't know how to set up troff width tables, so I
	   ended up having to use CW.  The spacing leaves something to
	   be desired.  Laserjet fonts don't work quite the same way
	   that troff expects (eg: glyph origins etc.)
	2) it only can print Laserjet EPROM fonts.  That is:
		a) pitch selection is limited.  eg: only one.  The lroff
		   shell file overrides the default pitch and turns
		   off ligature mode.
		b) italics and bold work if you have the right font cartridge
		   (I'm using 92286A).
		c) Not all troff characters are possible.  Note: in the
		   mathematics fonts, if you attempt one that isn't supported
		   you will get the "english version".
		d) full fonts may be impossible due to buffer size limitations
		   on the HP Laserjet.
	3) troff does not output page breaks, so the filter has to resort
	   to a kludge to figger out the end of a page (eg: EXACTLY 11 inches
	   of vertical motion).  God help you if you change the page size
	   in troff!  Also, some of the troff macro packages go to the
	   trouble of emitting cut marks.  lcat tries to delete them, but
	   may not always be successful.

Files:
	Makefile (what else)

	lcat.c fastfonts.c (source for lcat filter)

	lroff (a shell file that attempts to emulate troff - you will
	       probably have to change some of the paths)

	test.1 - a sample input for lroff.

	This was built in the System V universe, and lroff depends upon
	System V lp.  "lp -ob -op" means: "no output translations" whatsoever
	(it depends on 8 bit character serial transmission)

Lcat takes one parameter "-d" - VERY VERBOSE debugging output.

I would dearly love to hear from anybody who manages to interface this
durn thing to some sort of font library and/or at least gets the spacing
correct.

I know that this thing is hardly useful, but maybe some troff hackers
can figger out how to extend it.

Enjoy....

#!/bin/sh
echo 'Start of pack.out, part 01 of 01:'
echo 'x - lcat.c'
sed 's/^X//' > lcat.c << '/'
X/*
X
X	Copyright:		Chris Lewis @ 1985
X
X	Author: Chris Lewis
X
X	Permission to copy and further distribute is freely given
X	provided this copyright notice remains intact and that
X	this software is not sold for profit.
X
X*/
X#include <stdio.h>
X
X#define	ESC	0x80
X#define	FLASH	0x00
X#define	CONTROL	0x40
X#define	LEAD	0x60
X#define	SIZE	0x50
X
X#ifdef	DEBUG
XFILE	*df;
X#endif
X
X#define	DOWN	0
X#define	UP	1
X#define	LOWER	2
X#define	UPPER	3
X#define	FORWARD	4
X#define	BACKWARD 5
X#ifdef	DEBUG
X#define	debpr	if (debug) fprintf
X/*	EYUCK!	*/
X#endif
Xint	debug = 0;
X
X
X/*	Scale factors:
X		(td/ld) * (lu / tu)
X		Where:
X			td: troff dimension in inches
X			ld: laserjet dimension in inches
X			lu: laserjet precision/inch
X			tu: troff precision/inch
X
X		td = 6.5 (width), 11 (length)
X		tu = 432
X		ld = 6.5 (width), 10 (length)
X		lu = 720
X*/
X
X#define	XSF	1.6666666	/* X Scale factor (troff to laserjet units) */
X#define	YSF	1.5151515	/* Y Scale factor (troff to laserjet units) */
X
Xlong	xpos, oldypos = -9999, ypos = -153;
X
Xchar *words[] = {
X	"down", "up", "lower", "upper", "forward", "backwards"
X	};
X
X#define	CTOINT(val,sig)	((~c)&sig)
X
X#define	UNITS	432
X#define	FONT4		/* 4 Font device */
X
X#ifdef	FONT4
X#define	calcfont	font = ((mag == UPPER)<<1)|((rail == UPPER))
X#else
X#define	calcfont	font = ((mag == UPPER)<<2)|((rail == UPPER)<<1)|(tilt==DOWN)
X#endif
X
Xextern char *native[], *specnative[];
X
Xmain(argc, argv)
Xint	argc;
Xchar	**argv; {
X	register int nc, c;
X	register char *rp;
X	register int i,j;
X	register int decipoints;
X	register int units;
X	register int oldfont, font, rail, mag, tilt, half, escape, lead;
X	if (argc == 2 && strcmp(argv[1], "-d") == 0)
X		debug = 1;
X#ifdef	DEBUG
X	if (debug) {
X		df = fopen("diagnostics", "w");
X		if (!df) {
X			fprintf(stderr, "lcat: Cannot open diagnostics file\n");
X			exit(1);
X		}
X		for (i = 0; i <= 107; i++)
X			fprintf(df, "%d: native: %s, special: %s\n", i, native[i], specnative[i]);
X	}
X#endif
X	while (!feof(stdin)) {
X		c = getc(stdin);
X		switch(c) {
X		case 0x00:
X#ifdef	DEBUG
X			debpr(df, "NOP\n");
X#endif
X			break;
X		/* Flash (print character) codes */
X		case 0x01: case 0x02: case 0x03: case 0x04: 
X		case 0x05: case 0x06: case 0x07: case 0x08: 
X		case 0x09: case 0x0a: case 0x0b: case 0x0c: 
X		case 0x0d: case 0x0e: case 0x0f: case 0x10: 
X		case 0x11: case 0x12: case 0x13: case 0x14:
X		case 0x15: case 0x16: case 0x17: case 0x18: 
X		case 0x19: case 0x1a: case 0x1b: case 0x1c: 
X		case 0x1d: case 0x1e: case 0x1f: case 0x20: 
X		case 0x21: case 0x22: case 0x23: case 0x24: 
X		case 0x25: case 0x26: case 0x27: case 0x28:
X		case 0x29: case 0x2a: case 0x2b: case 0x2c: 
X		case 0x2d: case 0x2e: case 0x2f: case 0x30: 
X		case 0x31: case 0x32: case 0x33: case 0x34: 
X		case 0x35: case 0x36: case 0x37: case 0x38: 
X		case 0x39: case 0x3a: case 0x3b: case 0x3c:
X		case 0x3d: case 0x3e: case 0x3f:
X			/* This is terribly kludgey:
X				In 432 units per inch, 4752 is 11 inches.
X				When we go beyond this, we subtract 4752
X				and ignore anything printed on this line.
X			*/
X			while (ypos >= 4752) {
X				ypos -= 4752;
X				oldypos = -9999;
X#ifdef	DEBUG
X				debpr(df, "Page break\n", 0, 0);
X#endif
X				putchar('\f');
X			}
X			if (ypos <= 20) {
X#ifdef	DEBUG
X				debpr(df, "Ignoring: %d, %d\n", xpos, ypos);
X#endif
X				break; /* ignore anything less than this
X					from the beginning of a page */
X			}
X			c = c&0x3f;
X#ifdef	DEBUG
X			debpr(df, "Flash %02d %s font %d\n", c&0x3f, 
X				words[half], font);
X			debpr(df, "x,y=%ld,%ld; font=%d; rail=%s; mag=%s; tilt=%s; half=%s\n",
X				xpos,ypos,font+1,words[rail],words[mag],words[tilt],
X				words[half]);
X#endif
X			if (oldfont != font) {
X#ifdef	DEBUG
X				debpr(df, "Changing to font %d\n", font);
X#endif
X				switch(font) {
X					case 3:
X					case 0:
X						/* upright, normal weight */
X						printf("\033(s0s-2B");
X						break;
X					case 1:
X						/* italics, light weight */
X						printf("\033(s1s-5B");
X						break;
X					case 2:
X						/* upright, heavy weight */
X						printf("\033(s0s4B");
X						break;
X				}
X			}
X			oldfont = font;
X			if (oldypos == ypos)
X				printf("\033&a%dH",(int) (xpos*XSF));
X			else
X				printf("\033&a%dh%dV",(int) (xpos*XSF),
X					(int) (ypos*YSF));
X			oldypos = ypos;
X			if (half == UPPER) {
X				if (c > 46) {
X					fprintf(stderr, "Illegal upper flash: %d\n", c);
X					exit(1);
X				}
X				nc = c + 62;
X			} else
X				nc = c - 1;
X			
X			if (font < 3)
X				for (rp = native[nc]; *rp; rp++)
X					putc(*rp, stdout);
X			else
X				for (rp = specnative[nc]; *rp; rp++)
X					putc(*rp, stdout);
X#ifdef	DEBUG
X			debpr(df, "Code %d is %d(%s)\n", c, nc, native[nc]);
X#endif
X			break;
X		/* Control codes */
X		case 0x40:
X#ifdef	DEBUG
X			debpr(df, "Initialize\n");
X#endif
X			xpos = 0;
X			ypos = -153;
X			escape = FORWARD;
X			lead = FORWARD;
X			half = LOWER;
X			rail = LOWER;
X			mag = LOWER;
X			tilt = DOWN;
X			calcfont;
X			break;
X		case 0x41:
X#ifdef	DEBUG
X			debpr(df, "Rail lower\n");
X#endif
X			rail = LOWER;
X			calcfont;
X			break;
X		case 0x42:
X#ifdef	DEBUG
X			debpr(df, "Rail upper\n");
X#endif
X			rail = UPPER;
X			calcfont;
X			break;
X		case 0x43:
X#ifdef	DEBUG
X			debpr(df, "Mag upper\n");
X#endif
X			mag = UPPER;
X			calcfont;
X			break;
X		case 0x44:
X#ifdef	DEBUG
X			debpr(df, "Mag lower\n");
X#endif
X			mag = LOWER;
X			calcfont;
X			break;
X		case 0x45:
X#ifdef	DEBUG
X			debpr(df, "half lower\n");
X#endif
X			half = LOWER;
X			break;
X		case 0x46:
X#ifdef	DEBUG
X			debpr(df, "half upper\n");
X#endif
X			half = UPPER;
X			break;
X		case 0x47:
X#ifdef	DEBUG
X			debpr(df, "Escape forward\n");
X#endif
X			escape = FORWARD;
X			break;
X		case 0x48:
X#ifdef	DEBUG
X			debpr(df, "Escape backward\n");
X#endif
X			escape = BACKWARD;
X			break;
X		case 0x49:
X#ifdef	DEBUG
X			debpr(df, "STOP\n");
X#endif
X			break;
X		case 0x4a:
X#ifdef	DEBUG
X			debpr(df, "Lead forward\n");
X#endif
X			lead = FORWARD;
X			break;
X		case 0x4b:
X#ifdef	DEBUG
X			debpr(df, "Software cut!\n");
X#endif
X			break;
X		case 0x4c:
X#ifdef	DEBUG
X			debpr(df, "Lead backward\n");
X#endif
X			lead = BACKWARD;
X			break;
X		case 0x4d:
X#ifdef	DEBUG
X			debpr(df, "UNKNOWN CONTROL CODE!\n");
X#endif
X			exit(0);
X		case 0x4e:
X#ifdef	DEBUG
X			debpr(df, "Tilt up\n");
X#endif
X			tilt = UP;
X			calcfont;
X			break;
X		case 0x4f:
X#ifdef	DEBUG
X			debpr(df, "Tilt down\n");
X#endif
X			tilt = DOWN;
X			calcfont;
X			break;
X
X		/* Size changes */
X		case 0x50: case 0x51: case 0x52: case 0x53:
X		case 0x54: case 0x55: case 0x56: case 0x57:
X		case 0x58: case 0x59: case 0x5a: case 0x5b:
X		case 0x5c: case 0x5d: case 0x5e: case 0x5f:
X#ifdef	DEBUG
X			debpr(df, "Size change %02x\n", c&0xf);
X#endif
X			break;
X		/* Lead (vertical motion) codes */
X		case 0x60: case 0x61: case 0x62: case 0x63:
X		case 0x64: case 0x65: case 0x66: case 0x67:
X		case 0x68: case 0x69: case 0x6a: case 0x6b:
X		case 0x6c: case 0x6d: case 0x6e: case 0x6f:
X		case 0x70: case 0x71: case 0x72: case 0x73:
X		case 0x74: case 0x75: case 0x76: case 0x77:
X		case 0x78: case 0x79: case 0x7a: case 0x7b:
X		case 0x7c: case 0x7d: case 0x7e: case 0x7f:
X
X#ifdef	DEBUG
X			debpr(df, "Lead(vertical) %02x\n", c&0x1f);
X#endif
X			units = CTOINT(c,0x1f);
X			if (lead == FORWARD) {
X				ypos += 3*units;
X			} else {
X				ypos -= 3*units;
X			}
X			break;
X		/* Escape (horizontal motion) codes */
X		case 0x80: case 0x81: case 0x82: case 0x83:
X		case 0x84: case 0x85: case 0x86: case 0x87:
X		case 0x88: case 0x89: case 0x8a: case 0x8b:
X		case 0x8c: case 0x8d: case 0x8e: case 0x8f:
X		case 0x90: case 0x91: case 0x92: case 0x93:
X		case 0x94: case 0x95: case 0x96: case 0x97:
X		case 0x98: case 0x99: case 0x9a: case 0x9b:
X		case 0x9c: case 0x9d: case 0x9e: case 0x9f:
X		case 0xa0: case 0xa1: case 0xa2: case 0xa3:
X		case 0xa4: case 0xa5: case 0xa6: case 0xa7:
X		case 0xa8: case 0xa9: case 0xaa: case 0xab:
X		case 0xac: case 0xad: case 0xae: case 0xaf:
X		case 0xb0: case 0xb1: case 0xb2: case 0xb3:
X		case 0xb4: case 0xb5: case 0xb6: case 0xb7:
X		case 0xb8: case 0xb9: case 0xba: case 0xbb:
X		case 0xbc: case 0xbd: case 0xbe: case 0xbf:
X		case 0xc0: case 0xc1: case 0xc2: case 0xc3:
X		case 0xc4: case 0xc5: case 0xc6: case 0xc7:
X		case 0xc8: case 0xc9: case 0xca: case 0xcb:
X		case 0xcc: case 0xcd: case 0xce: case 0xcf:
X		case 0xd0: case 0xd1: case 0xd2: case 0xd3:
X		case 0xd4: case 0xd5: case 0xd6: case 0xd7:
X		case 0xd8: case 0xd9: case 0xda: case 0xdb:
X		case 0xdc: case 0xdd: case 0xde: case 0xdf:
X		case 0xe0: case 0xe1: case 0xe2: case 0xe3:
X		case 0xe4: case 0xe5: case 0xe6: case 0xe7:
X		case 0xe8: case 0xe9: case 0xea: case 0xeb:
X		case 0xec: case 0xed: case 0xee: case 0xef:
X		case 0xf0: case 0xf1: case 0xf2: case 0xf3:
X		case 0xf4: case 0xf5: case 0xf6: case 0xf7:
X		case 0xf8: case 0xf9: case 0xfa: case 0xfb:
X		case 0xfc: case 0xfd: case 0xfe:
X
X			units = CTOINT(c,0x7f);
X			if (escape == FORWARD) {
X				xpos += units;
X			} else {
X				xpos -= units;
X			}
X#ifdef	DEBUG
X			debpr(df, "ESC (hor): %02x\n", c&0x7f);
X#endif
X			break;
X
X		case 0xff:
X#ifdef	DEBUG
X			debpr(df, "Illegal: %02x\n", c);
X#endif
X			break;
X		}
X	}
X	exit(0);
X}
/
echo 'x - fastfonts.c'
sed 's/^X//' > fastfonts.c << '/'
X/*
X
X	Copyright:		Chris Lewis @ 1985
X
X	Author: Chris Lewis
X
X	Permission to copy and further distribute is freely given
X	provided this copyright notice remains intact and that
X	this software is not sold for profit.
X
X*/
X/*	Native Laser jet font where the index is the C/A/T
X	codes */
X
X#define	UNASS	"\377"		/* unassigned in C/A/T */
X#define	UNREP	"\377"		/* unrepresentable on Laser fonts */
X/*	Regular characters, fonts 1-3	*/
Xchar *native[108] = {
X	/* num		howto	name */
X	/*   1  */	"h",	/*h*/
X	/*   2  */	"t",	/*t*/
X	/*   3  */	"n",	/*n*/
X	/*   4  */	"m",	/*m*/
X	/*   5  */	"l",	/*l*/
X	/*   6  */	"i",	/*i*/
X	/*   7  */	"z",	/*z*/
X	/*   8  */	"s",	/*s*/
X	/*   9  */	"d",	/*d*/
X	/*  10  */	"b",	/*b*/
X	/*  11  */	"x",	/*x*/
X	/*  12  */	"f",	/*f*/
X	/*  13  */	"j",	/*j*/
X	/*  14  */	"u",	/*u*/
X	/*  15  */	"k",	/*k*/
X	/*  16  */	UNASS,	/*unassigned*/
X	/*  17  */	"p",	/*p*/
X	/*  18  */	"\366",	/*3/4 em*/
X	/*  19  */	";",	/*;*/
X	/*  20  */	UNASS,	/*unassigned*/
X	/*  21  */	"a",	/*a*/
X	/*  22  */	"\366",	/*rule*/
X	/*  23  */	"c",	/*c*/
X	/*  24  */	"`",	/*` open*/
X	/*  25  */	"e",	/*e*/
X	/*  26  */	"'",	/*' close*/
X	/*  27  */	"o",	/*o*/
X	/*  28  */	"\367",	/*1/4*/
X	/*  29  */	"r",	/*r*/
X	/*  30  */	"\370",	/*1/2*/
X	/*  31  */	"v",	/*v*/
X	/*  32  */	"-",	/*- hyphen*/
X	/*  33  */	"w",	/*w*/
X	/*  34  */	"q",	/*q*/
X	/*  35  */	"/",	/*/*/
X	/*  36  */	".",	/*.*/
X	/*  37  */	"g",	/*g*/
X	/*  38  */	"\377",	/*3/4*/
X	/*  39  */	",",	/*,*/
X	/*  40  */	"&",	/*&*/
X	/*  41  */	"y",	/*y*/
X	/*  42  */	UNASS,	/*unassigned*/
X	/*  43  */	"%",	/*%*/
X	/*  44  */	UNASS,	/*unassigned*/
X	/*  45  */	"Q",	/*Q*/
X	/*  46  */	"T",	/*T*/
X	/*  47  */	"O",	/*O*/
X	/*  48  */	"H",	/*H*/
X	/*  49  */	"N",	/*N*/
X	/*  50  */	"M",	/*M*/
X	/*  51  */	"L",	/*L*/
X	/*  52  */	"R",	/*R*/
X	/*  53  */	"G",	/*G*/
X	/*  54  */	"I",	/*I*/
X	/*  55  */	"P",	/*P*/
X	/*  56  */	"C",	/*C*/
X	/*  57  */	"V",	/*V*/
X	/*  58  */	"E",	/*E*/
X	/*  59  */	"Z",	/*Z*/
X	/*  60  */	"D",	/*D*/
X	/*  61  */	"B",	/*B*/
X	/*  62  */	"S",	/*S*/
X	/*  63  */	"Y",	/*Y*/
X	/* from here on are actually code 1-45, upper half of font */
X	/*  64  */	"F",	/*F*/
X	/*  65  */	"X",	/*X*/
X	/*  66  */	"A",	/*A*/
X	/*  67  */	"W",	/*W*/
X	/*  68  */	"J",	/*J*/
X	/*  69  */	"U",	/*U*/
X	/*  70  */	"K",	/*K*/
X	/*  71  */	"0",	/*0*/
X	/*  72  */	"1",	/*1*/
X	/*  73  */	"2",	/*2*/
X	/*  74  */	"3",	/*3*/
X	/*  75  */	"4",	/*4*/
X	/*  76  */	"5",	/*5*/
X	/*  77  */	"6",	/*6*/
X	/*  78  */	"7",	/*7*/
X	/*  79  */	"8",	/*8*/
X	/*  80  */	"9",	/*9*/
X	/*  81  */	"*",	/***/
X	/*  82  */	"-",	/*minus*/
X	/*  83  */	"fi",	/*fi*/
X	/*  84  */	"fl",	/*fl*/
X	/*  85  */	"ff",	/*ff*/
X	/*  86  */	"\277",	/*cent sign*/
X	/*  87  */	"ffl",	/*ffl*/
X	/*  88  */	"ffi",	/*ffi*/
X	/*  89  */	"(",	/*(*/
X	/*  90  */	")",	/*)*/
X	/*  91  */	"[",	/*[*/
X	/*  92  */	"]",	/*]*/
X	/*  93  */	"\263",	/*degree*/
X	/*  94  */	"\377",	/*dagger*/
X	/*  95  */	"=",	/*=*/
X	/*  96  */	"\377",	/*registered*/
X	/*  97  */	":",	/*:*/
X	/*  98  */	"+",	/*+*/
X	/*  99  */	UNASS,	/*unassigned*/
X	/* 100  */	"!",	/*!*/
X	/* 101  */	"\374",	/*bullet*/
X	/* 102  */	"?",	/*?*/
X	/* 103  */	"\250",	/*foot mark*/
X	/* 104  */	"|",	/*|*/
X	/* 105  */	UNASS,	/*unassigned*/
X	/* 106  */	"\377",	/*copyright*/
X	/* 107  */	"\272",	/*square*/
X	/* 108  */	"$"	/*$*/
X};
X
Xchar *specnative[108] = {
X	"psi",	/*psi*/
X	"theta",	/*theta*/
X	"nu",	/*nu*/
X	"mu",	/*mu*/
X	"lambda",	/*lambda*/
X	"iota",	/*iota*/
X	"zeta",	/*zeta*/
X	"sigma",	/*sigma*/
X	"delta",	/*delta*/
X	"beta",	/*beta*/
X	"xi",	/*xi*/
X	"eta",	/*eta*/
X	"phi",	/*phi*/
X	"upsilon",	/*upsilon*/
X	"kappa",	/*kappa*/
X	UNASS,	/*unassigned*/
X	"pi",	/*pi*/
X	"@",	/*@*/
X	"down arrow",	/*down arrow*/
X	UNASS,	/*unassigned*/
X	"alpha",	/*alpha*/
X	"or (was star)",	/*or (was star)*/
X	"chi",	/*chi*/
X	"\"",	/*"*/
X	"epsilon",	/*epsilon*/
X	"equation equal",	/*equation equal*/
X	"omicron",	/*omicron*/
X	"left arrow",	/*left arrow*/
X	"rho",	/*rho*/
X	"up arrow",	/*up arrow*/
X	"tau",	/*tau*/
X	"_",	/*_*/
X	"\\",	/*\*/
X	"Psi",	/*Psi*/
X	"bell system sign",	/*bell system sign*/
X	"infinity",	/*infinity*/
X	"gamma",	/*gamma*/
X	" improper superset",	/* improper superset*/
X	"proportional to",	/*proportional to*/
X	"right hand",	/*right hand*/
X	"omega",	/*omega*/
X	"gradient",	/*gradient*/
X	UNASS,	/*unassigned*/
X	"Phi",	/*Phi*/
X	"Theta",	/*Theta*/
X	"Omega",	/*Omega*/
X	"cup (union)",	/*cup (union)*/
X	"root en",	/*root en*/
X	"terminal sigma (was root em)",	/*terminal sigma (was root em)*/
X	"Lambda",	/*Lambda*/
X	"equation minus",	/*equation minus*/
X	"Gamma",	/*Gamma*/
X	"integral sign",	/*integral sign*/
X	"Pi",	/*Pi*/
X	"subset of",	/*subset of*/
X	"superset of",	/*superset of*/
X	"approximates",	/*approximates*/
X	"partial derivative",	/*partial derivative*/
X	"Delta",	/*Delta*/
X	"square root",	/*square root*/
X	"Sigma",	/*Sigma*/
X	"approx =",	/*approx =*/
X	UNASS,	/*unassigned*/
X	">",	/*>*/
X	"Xi",	/*Xi*/
X	"<",	/*<*/
X	"slash (longer)",	/*slash (longer)*/
X	"cap (intersection)",	/*cap (intersection)*/
X	"Upsilon",	/*Upsilon*/
X	"not",	/*not*/
X	"right ceiling (rt of \")",	/*right ceiling (rt of ")*/
X	"left top (of big curly)",	/*left top (of big curly)*/
X	"bold vertical",	/*bold vertical*/
X	"left center of big curly bracket",	/*left center of big curly bracket*/
X	"left bottom",	/*left bottom*/
X	"right top",	/*right top*/
X	"right center of big curly bracket",	/*right center of big curly bracket*/
X	"right bot",	/*right bot*/
X	"right floor (rb of \")",	/*right floor (rb of ")*/
X	"left floor (left bot of big sq bract)",	/*left floor (left bot of big sq bract)*/
X	"left ceiling (lt of \")",	/*left ceiling (lt of ")*/
X	"multiply",	/*multiply*/
X	"divide",	/*divide*/
X	"plus-minus",	/*plus-minus*/
X	"<=",	/*<=*/
X	">=",	/*>=*/
X	"identically equal",	/*identically equal*/
X	"not equal",	/*not equal*/
X	"{",	/*{*/
X	"}",	/*}*/
X	"acute accent",	/*acute accent*/
X	"grave accent",	/*grave accent*/
X	"^",	/*^*/
X	"#",	/*#*/
X	"left hand",	/*left hand*/
X	"member of",	/*member of*/
X	"~",	/*~*/
X	"empty set",	/*empty set*/
X	UNASS,	/*unassigned*/
X	"dbl dagger",	/*dbl dagger*/
X	"|",	/*box rule (was parallel sign)*/
X	"math * ",	/*math * */
X	"improper subset",	/*improper subset*/
X	"circle",	/*circle*/
X	UNASS,	/*unassigned*/
X	"equation plus",	/*equation plus*/
X	"right arrow",	/*right arrow*/
X	"section"	/*section*/
X};
/
echo 'x - Makefile'
sed 's/^X//' > Makefile << '/'
XCFLAGS = -O -DDEBUG -g
XOBJ	= lcat.o fastfonts.o
Xlcat:	$(OBJ)
X	$(CC) -o lcat $(CFLAGS) $(OBJ)
X
Xpack:
X	packmail lcat.c fastfonts.c Makefile lroff test.1
X
Xtest:
X	lroff -mm test.1
/
echo 'x - lroff'
sed 's/^X//' > lroff << '/'
Xtrap "rm -f /tmp/$$; exit 1" 1 2 3 15
Xcat > /tmp/$$ <<\EOF
X.ps 12		\" point size 12
X.fp 1 CW	\" constant width font 1
X.fp 2 CW	\" constant width font 2
X.fp 3 CW	\" constant width font 3
X.lg 0		\" turn off ligature mode
XEOF
Xfor i 
Xdo
X	case $i in
X		-)
X			files="$files -"
X			;;
X		-t)
X			test=y
X			;;
X		-*)
X			args="$args $i"
X			;;
X		*)
X			files="$files $i"
X			;;
X	esac
Xdone
Xif [ "$test" = "y" ]
Xthen
X	troff -t $args /tmp/$$ $files | /u/clewis/lcat/lcat -d > lroffout
X	rc=$?
Xelse
X	troff -t $args /tmp/$$ $files | /u/clewis/lcat/lcat | lp -dpr1 -ob -op
X	rc=$?
Xfi
Xrm -f /tmp/$$
Xexit $rc
/
echo 'x - test.1'
sed 's/^X//' > test.1 << '/'
X.sp
XThis is a test of the troff/laserjet filter.
XIt should do all sorts of neat things.
XFor example, this should be
X\f2italic\fP,
Xand this should be
X\f3bold\fP.
XThus, many things are possible, if you
Xonly know how.
XThis is not another paragraph.
XMimsey were the
X\f3borogroves\fP.
X.sp
XThis is test case 1 case 1 case 1 case 1 this is 
Xmore of the testcase 1 if that is what you want?
X.sp
X.sp
XSilly isn't it?
X.sp 4
XThis is a demonstration of the character set:
X    abcdefghijklmnopqrstuvwxyz
X    \f2abcdefghijklmnopqrstuvwxyz\fP
X    \f3abcdefghijklmnopqrstuvwxyz\fP
X    This is a filter of troff type
X    ABCDEFGHIJKLMNOPQRSTUVWXYZ
X    1234567890
X    !@#$%^&*()_+~{}[]:".,';./?|
X    {
X    }
X    (em \(em
X    (hy \(hy
X    (sq \(sq
X    (bu \(bu
X    (sq \(sq
X    (ru \(ru
X    (14 \(14
X    (12 \(12
X    (34 \(34
X    (fi \(fi
X    (fl \(fl
X    (ff \(ff
X    (Fi \(Fi
X    (Fl \(Fl
X    (de \(de
X    (dg \(dg
X    (fm \(fm
X    (ct \(ct
X    (rg \(rg
X    (co \(co
X    (pl \(pl
X    (mi \(mi
X    (eq \(eq
X    (** \(**
X    (sc \(sc
X    (aa \(aa
X    (ga \(ga
X    (ul \(ul
X    (sl \(sl
X    (*a \(*a
X    (*b \(*b
X    (*g \(*g
X    (*d \(*d
X    (*e \(*e
X    (*z \(*z
X    (*y \(*y
X    (*h \(*h
X    (*i \(*i
X    (*k \(*k
X    (*l \(*l
X    (*m \(*m
X    (*n \(*n
X    (*c \(*c
X    (*o \(*o
X    (*p \(*p
X    (*r \(*r
X    (*s \(*s
X    (ts \(ts
X    (*u \(*u
X    (*f \(*f
X    (*x \(*x
X    (*q \(*q
X    (*w \(*w
X    (*A \(*A
X    (*B \(*B
X    (*G \(*G
X    (*D \(*D
X    (*E \(*E
X    (*Z \(*Z
X    (*Y \(*Y
X    (*H \(*H
X    (*I \(*I
X    (*K \(*K
X    (*L \(*L
X    (*M \(*M
X    (*B \(*B
X    (*C \(*C
X    (*O \(*O
X    (*P \(*P
X    (*R \(*R
X    (*S \(*S
X    (*T \(*T
X    (*U \(*U
X    (*F \(*F
X    (*X \(*X
X    (*Q \(*Q
X    (*W \(*W
X    (sr \(sr
X    (rn \(rn
X    (>= \(>=
X    (<= \(<=
X    (== \(==
X    (~= \(~=
X    (ap \(ap
X    (!= \(!=
X    (-> \(->
X    (<- \(<-
X    (ua \(ua
X    (da \(da
X    (mu \(mu
X    (di \(di
X    (+- \(+-
X    (cu \(cu
X    (ca \(ca
X    (sb \(sb
X    (sp \(sp
X    (ib \(ib
X    (ip \(ip
X    (if \(if
X    (pd \(pd
X    (gr \(gr
X    (no \(no
X    (is \(is
X    (pt \(pt
X    (es \(es
X    (mo \(mo
X    (br \(br
X    (dd \(dd
X    (rh \(rh
X    (lh \(lh
X    (bs \(bs
X    (or \(or
X    (ci \(ci
X    (lt \(lt
X    (lb \(lb
X    (rt \(rt
X    (rb \(rb
X    (lk \(lk
X    (rk \(rk
X    (bv \(bv
X    (lf \(lf
X    (rf \(rf
X    (lc \(lc
X    (rc \(rc
/
echo 'Part 01 of pack.out complete.'
exit
-- 
Chris Lewis,
UUCP: {allegra, linus, ihnp4}!utzoo!mnetor!clewis
BELL: (416)-475-8980 ext. 321