From owner-freebsd-questions  Thu Jul  8 19:43:50 1999
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Date: Fri, 9 Jul 1999 01:41:56 +0100
From: Ben Smithurst <ben@scientia.demon.co.uk>
To: Mark Ovens <markov@globalnet.co.uk>
Cc: Evren Yurtesen <yurtesen@ispro.net.tr>,
	freebsd-questions@freebsd.org
Subject: Re: how to create a font ?
Message-ID: <19990709014156.A49065@rainbow5.scientia.demon.co.uk>
References: <3783A62B.6976A379@ispro.net.tr> <19990707233530.A42991@rainbow5.scientia.demon.co.uk> <19990709013048.B254@marder-1>
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--jRHKVT23PllUwdXP
Content-Type: text/plain; charset=us-ascii

Mark Ovens wrote:

> Are fontdump & fontmake the "*very* rough programs" that you're
> talking about? If so, where are they available from?

Self-LART for me there, I meant to attach them. They're here this time,
honest.

-- 
Ben Smithurst            | PGP: 0x99392F7D
ben@scientia.demon.co.uk |   key available from keyservers and
                         |   ben+pgp@scientia.demon.co.uk

--jRHKVT23PllUwdXP
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment; filename="fontdump.c"

#include <sys/types.h>
#include <sys/stat.h>

#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

void usage();
void font_dump(FILE *, int);

int
main(int argc, char **argv) {
	FILE *fp;
	struct stat sb;
	int size;

	if (getopt(argc, argv, "") != -1)
		usage();

	argc -= optind;
	argv += optind;

	if (argc != 1)
		usage();

	if ((fp = fopen(*argv, "r")) == NULL)
		err(1, "%s", *argv);

	if (fstat(fileno(fp), &sb) < 0)
		err(1, "fstat");

	if (sb.st_size == 16 * 256)
		size = 16;
	else if (sb.st_size == 14 * 256)
		size = 14;
	else if (sb.st_size == 8 * 256)
		size = 8;
	else
		errx(1, "unknown font size");

	font_dump(fp, size);

	return (0);
}

void
font_dump(FILE *fp, int size) {
	int ch, li, d, bit;

	for (ch = 0; ch < 256; ch++) {
		printf("- %c ----\n", isprint(ch) ? ch : ' ');
		for (li = 0; li < size; li++) {
			d = getc(fp);

			if (d == EOF)
				errx(1, "unexpected EOF");

			for (bit = 7; bit >= 0; bit--)
				if (d & (1 << bit))
					printf("#");
				else
					printf(" ");
			printf("\n");
		}
		printf("--------\n");
	}
}

void
usage() {
	fprintf(stderr, "usage: fontedit font\n");
	exit(1);
}

--jRHKVT23PllUwdXP
Content-Type: text/plain; charset=us-ascii
Content-Disposition: attachment; filename="fontmake.c"

#include <sys/types.h>
#include <sys/stat.h>

#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>

void usage();
void font_make(FILE *);

int
main(int argc, char **argv) {
	FILE *fp;

	if (getopt(argc, argv, "") != -1)
		usage();

	argc -= optind;
	argv += optind;

	if (argc != 1)
		usage();

	if ((fp = fopen(*argv, "r")) == NULL)
		err(1, "%s", *argv);

	font_make(fp);

	return (0);
}

void
font_make(FILE *fp) {
	char line[20];
	int byte, bit, size;

	size = 0;
	while (fgets(line, sizeof line, fp) != NULL) {
		if (strlen(line) > 4 && strcmp(line + 4, "----\n") == 0) {
			if (size != 0 && size != 8 &&
			  size != 14 && size != 16)
				errx(1, "bad file format, wrong size");
			else {
				size = 0;
				continue;
			}
		}

		size++;
		byte = 0;
		for (bit = 0; bit < 8; bit++)
			if (line[bit] == '\n')
				/* end of line, assume all spaces */
				break;
			else if (line[bit] == '#')
				byte |= 1 << (7 - bit);
			else if (line[bit] != ' ')
				errx(1, "bad file format, "
				  "bad character %c (%x)",
				  line[bit], line[bit]);

		putc(byte, stdout);
	}

	if (size != 0 && size != 8 && size != 14 && size != 16)
		errx(1, "bad file format, wrong size %d (at end)", size);
}

void
usage() {
	fprintf(stderr, "usage: fontedit font\n");
	exit(1);
}

--jRHKVT23PllUwdXP--


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