Printcap for HP Laserjet II

[Dan O'Neill]

Here is a copy of the "generic" filter as posted by George Robbins a
while back.


#! /bin/sh
# This is a shell archive, meaning:
# 1. Remove everything above the #! /bin/sh line.
# 2. Save the resulting text in a file.
# 3. Execute the file with /bin/sh (not csh) to create the files:
#	Makefile
#	lpf.c
# This archive created: Wed Jul 12 04:11:28 1989
export PATH; PATH=/bin:$PATH
echo shar: extracting "'Makefile'" '(1418 characters)'
if test -f 'Makefile'
then
	echo shar: will not over-write existing file "'Makefile'"
else
sed 's/^	X//' << \SHAR_EOF > 'Makefile'
	X#
	X# Copyright (c) 1987 Regents of the University of California.
	X# All rights reserved.
	X#
	X# Redistribution and use in source and binary forms are permitted
	X# provided that the above copyright notice and this paragraph are
	X# duplicated in all such forms and that any documentation,
	X# advertising materials, and other materials related to such
	X# distribution and use acknowledge that the software was developed
	X# by the University of California, Berkeley.  The name of the
	X# University may not be used to endorse or promote products derived
	X# from this software without specific prior written permission.
	X# THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	X# IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	X# WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
	X#
	X#	@(#)Makefile	5.5 (Berkeley) 6/30/88
	X#
	XCFLAGS=	-O
	XLIBC=	/lib/libc.a
	XLIBDIR=	/usr/lib
	XSRCS=	lpf.c
	XOBJS=	lpf.o
	X
	Xall: lpf
	X
	Xlpf: lpf.c
	X	${CC} -o $@ ${CFLAGS} lpf.c
	X
	Xclean: FRC
	X	rm -f ${OBJS} core lpf
	X
	Xdepend: FRC
	X	mkdep -p ${CFLAGS} ${SRCS}
	X
	Xinstall: FRC
	X	install -s -o bin -g bin -m 755 lpf ${DESTDIR}/${LIBDIR}/lpf
	X
	Xlint: FRC
	X	lint ${CFLAGS} ${SRCS}
	X
	Xtags: FRC
	X	ctags ${SRCS}
	X
	XFRC:
	X
	X# DO NOT DELETE THIS LINE -- mkdep uses it.
	X# DO NOT PUT ANYTHING AFTER THIS LINE, IT WILL GO AWAY.
	X
	Xlpf: lpf.c /usr/include/stdio.h /usr/include/signal.h
	Xlpf: /usr/include/machine/trap.h
	X
	X# IF YOU PUT ANYTHING HERE IT WILL GO AWAY
SHAR_EOF
if test 1418 -ne "`wc -c < 'Makefile'`"
then
	echo shar: error transmitting "'Makefile'" '(should have been 1418 characters)'
fi
fi # end of overwriting check
echo shar: extracting "'lpf.c'" '(4323 characters)'
if test -f 'lpf.c'
then
	echo shar: will not over-write existing file "'lpf.c'"
else
sed 's/^	X//' << \SHAR_EOF > 'lpf.c'
	X/*
	X * Copyright (c) 1983 Regents of the University of California.
	X * All rights reserved.
	X *
	X * Redistribution and use in source and binary forms are permitted
	X * provided that the above copyright notice and this paragraph are
	X * duplicated in all such forms and that any documentation,
	X * advertising materials, and other materials related to such
	X * distribution and use acknowledge that the software was developed
	X * by the University of California, Berkeley.  The name of the
	X * University may not be used to endorse or promote products derived
	X * from this software without specific prior written permission.
	X * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	X * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	X * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
	X */
	X
	X#ifndef lint
	Xchar copyright[] =
	X"@(#) Copyright (c) 1983 Regents of the University of California.\n\
	X All rights reserved.\n";
	X#endif /* not lint */
	X
	X#ifndef lint
	Xstatic char sccsid[] = "@(#)lpf.c	5.3 (Berkeley) 6/30/88";
	X#endif /* not lint */
	X
	X/*
	X * 	filter which reads the output of nroff and converts lines
	X *	with ^H's to overwritten lines.  Thus this works like 'ul'
	X *	but is much better: it can handle more than 2 overwrites
	X *	and it is written with some style.
	X *	modified by kls to use register references instead of arrays
	X *	to try to gain a little speed.
	X */
	X
	X#include <stdio.h>
	X#include <signal.h>
	X
	X#define MAXWIDTH  132
	X#define MAXREP    10
	X
	Xchar	buf[MAXREP][MAXWIDTH];
	Xint	maxcol[MAXREP] = {-1};
	Xint	lineno;
	Xint	width = 132;	/* default line length */
	Xint	length = 66;	/* page length */
	Xint	indent;		/* indentation length */
	Xint	npages = 1;
	Xint	literal;	/* print control characters */
	Xchar	*name;		/* user's login name */
	Xchar	*host;		/* user's machine name */
	Xchar	*acctfile;	/* accounting information file */
	X
	Xmain(argc, argv) 
	X	int argc;
	X	char *argv[];
	X{
	X	register FILE *p = stdin, *o = stdout;
	X	register int i, col;
	X	register char *cp;
	X	int done, linedone, maxrep;
	X	char ch, *limit;
	X
	X	while (--argc) {
	X		if (*(cp = *++argv) == '-') {
	X			switch (cp[1]) {
	X			case 'n':
	X				argc--;
	X				name = *++argv;
	X				break;
	X
	X			case 'h':
	X				argc--;
	X				host = *++argv;
	X				break;
	X
	X			case 'w':
	X				if ((i = atoi(&cp[2])) > 0 && i <= MAXWIDTH)
	X					width = i;
	X				break;
	X
	X			case 'l':
	X				length = atoi(&cp[2]);
	X				break;
	X
	X			case 'i':
	X				indent = atoi(&cp[2]);
	X				break;
	X
	X			case 'c':	/* Print control chars */
	X				literal++;
	X				break;
	X			}
	X		} else
	X			acctfile = cp;
	X	}
	X
	X	for (cp = buf[0], limit = buf[MAXREP]; cp < limit; *cp++ = ' ');
	X	done = 0;
	X	
	X	while (!done) {
	X		col = indent;
	X		maxrep = -1;
	X		linedone = 0;
	X		while (!linedone) {
	X			switch (ch = getc(p)) {
	X			case EOF:
	X				linedone = done = 1;
	X				ch = '\n';
	X				break;
	X
	X			case '\f':
	X				lineno = length;
	X			case '\n':
	X				if (maxrep < 0)
	X					maxrep = 0;
	X				linedone = 1;
	X				break;
	X
	X			case '\b':
	X				if (--col < indent)
	X					col = indent;
	X				break;
	X
	X			case '\r':
	X				col = indent;
	X				break;
	X
	X			case '\t':
	X				col = ((col - indent) | 07) + indent + 1;
	X				break;
	X
	X			case '\031':
	X				/*
	X				 * lpd needs to use a different filter to
	X				 * print data so stop what we are doing and
	X				 * wait for lpd to restart us.
	X				 */
	X				if ((ch = getchar()) == '\1') {
	X					fflush(stdout);
	X					kill(getpid(), SIGSTOP);
	X					break;
	X				} else {
	X					ungetc(ch, stdin);
	X					ch = '\031';
	X				}
	X
	X			default:
	X				if (col >= width || !literal && ch < ' ') {
	X					col++;
	X					break;
	X				}
	X				cp = &buf[0][col];
	X				for (i = 0; i < MAXREP; i++) {
	X					if (i > maxrep)
	X						maxrep = i;
	X					if (*cp == ' ') {
	X						*cp = ch;
	X						if (col > maxcol[i])
	X							maxcol[i] = col;
	X						break;
	X					}
	X					cp += MAXWIDTH;
	X				}
	X				col++;
	X				break;
	X			}
	X		}
	X
	X		/* print out lines */
	X		for (i = 0; i <= maxrep; i++) {
	X			for (cp = buf[i], limit = cp+maxcol[i]; cp <= limit;) {
	X				putc(*cp, o);
	X				*cp++ = ' ';
	X			}
	X			if (i < maxrep)
	X				putc('\r', o);
	X			else
	X				putc(ch, o);
	X			if (++lineno >= length) {
	X				fflush(o);
	X				npages++;
	X				lineno = 0;
	X			}
	X			maxcol[i] = -1;
	X		}
	X	}
	X	if (lineno) {		/* be sure to end on a page boundary */
	X		putchar('\f');
	X		npages++;
	X	}
	X	if (name && acctfile && access(acctfile, 02) >= 0 &&
	X	    freopen(acctfile, "a", stdout) != NULL) {
	X		printf("%7.2f\t%s:%s\n", (float)npages, host, name);
	X	}
	X	exit(0);
	X}
SHAR_EOF
if test 4323 -ne "`wc -c < 'lpf.c'`"
then
	echo shar: error transmitting "'lpf.c'" '(should have been 4323 characters)'
fi
fi # end of overwriting check
#	End of shell archive
exit 0
-- 
Dan O'Neill	dan at asihub.uucp    {uunet|ncr-sd}!asihub!dan
Automated Systems, Inc.  San Diego R&D