128 lines
4 KiB
C
128 lines
4 KiB
C
/* $NetBSD: setup.c,v 1.11 2005/07/01 00:03:36 jmc Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Jim Gillogly at The Rand Corporation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef lint
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static char copyright[] = "@(#) Copyright (c) 1991, 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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#if 0
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static char sccsid[] = "@(#)setup.c 8.1 (Berkeley) 5/31/93";
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#else
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static char rcsid[] = "$NetBSD: setup.c,v 1.11 2005/07/01 00:03:36 jmc Exp $";
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#endif
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#endif /* not lint */
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/*
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* Setup: keep the structure of the original Adventure port, but use an
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* internal copy of the data file, serving as a sort of virtual disk. It's
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* lightly encrypted to prevent casual snooping of the executable.
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*
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* Also do appropriate things to tabs so that bogus editors will do the right
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* thing with the data file.
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*
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*/
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#define SIG1 " * Jim Gillogly"
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#define SIG2 " * Sterday, 6 Thrimidge S.R. 1993, 15:24"
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#include <stdio.h>
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include "hdr.h" /* SEED lives in there; keep them coordinated. */
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#define USAGE "Usage: setup file > data.c (file is typically glorkz)\n"
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#define YES 1
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#define NO 0
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#define LINE 10 /* How many values do we get on a line? */
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int main(int, char *[]);
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int
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main(int argc, char *argv[])
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{
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FILE *infile;
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int c, count, linestart;
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if (argc != 2) {
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fprintf(stderr, USAGE);
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exit(1);
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}
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if ((infile = fopen(argv[1], "r")) == NULL) {
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fprintf(stderr, "Can't read file %s: %s\n", argv[1],
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strerror(errno));
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exit(1);
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}
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puts("/*\n * data.c: created by setup from the ascii data file.");
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puts(SIG1);
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puts(SIG2);
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puts(" */");
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printf("\n\nchar data_file[] =\n{");
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srandom(SEED);
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count = 0;
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linestart = YES;
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while ((c = getc(infile)) != EOF) {
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if (linestart && c == ' ') { /* Convert first spaces to tab */
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printf("0x%02x,",
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(unsigned int)('\t' ^ random()) & 0xFF);
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while ((c = getc(infile)) == ' ' && c != EOF);
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/* Drop the non-whitespace character through */
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linestart = NO;
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}
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switch (c) {
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case '\t':
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linestart = NO; /* Don't need to convert spaces */
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break;
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case '\n':
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linestart = YES; /* Ready to convert spaces
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* again */
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break;
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}
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if (count++ % LINE == 0) /* Finished a line? */
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printf("\n\t");
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printf("0x%02x,", (unsigned int)(c ^ random()) & 0xFF);
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}
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puts("\n\t0\n};");
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fclose(infile);
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fflush(stdout);
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if (ferror(stdout)) {
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perror("error writing standard output");
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exit(1);
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}
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exit(0);
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}
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