/* $NetBSD: save.c,v 1.12 2005/07/01 06:04:54 jmc Exp $ */ /* * Copyright (c) 1983, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include #ifndef lint #if 0 static char sccsid[] = "@(#)save.c 8.2 (Berkeley) 4/28/95"; #else __RCSID("$NetBSD: save.c,v 1.12 2005/07/01 06:04:54 jmc Exp $"); #endif #endif /* not lint */ #include "extern.h" void restore(const char *filename) { int n; int tmp; FILE *fp; if (filename == NULL) exit(1); /* Error determining save file name. */ if ((fp = fopen(filename, "r")) == 0) { err(1, "fopen %s", filename); } fread(&WEIGHT, sizeof WEIGHT, 1, fp); fread(&CUMBER, sizeof CUMBER, 1, fp); fread(&ourclock, sizeof ourclock, 1, fp); fread(&tmp, sizeof tmp, 1, fp); location = tmp ? dayfile : nightfile; for (n = 1; n <= NUMOFROOMS; n++) { fread(location[n].link, sizeof location[n].link, 1, fp); fread(location[n].objects, sizeof location[n].objects, 1, fp); } fread(inven, sizeof inven, 1, fp); fread(wear, sizeof wear, 1, fp); fread(injuries, sizeof injuries, 1, fp); fread(notes, sizeof notes, 1, fp); fread(&direction, sizeof direction, 1, fp); fread(&position, sizeof position, 1, fp); fread(&ourtime, sizeof ourtime, 1, fp); fread(&fuel, sizeof fuel, 1, fp); fread(&torps, sizeof torps, 1, fp); fread(&carrying, sizeof carrying, 1, fp); fread(&encumber, sizeof encumber, 1, fp); fread(&rythmn, sizeof rythmn, 1, fp); fread(&followfight, sizeof followfight, 1, fp); fread(&ate, sizeof ate, 1, fp); fread(&snooze, sizeof snooze, 1, fp); fread(&meetgirl, sizeof meetgirl, 1, fp); fread(&followgod, sizeof followgod, 1, fp); fread(&godready, sizeof godready, 1, fp); fread(&win, sizeof win, 1, fp); fread(&wintime, sizeof wintime, 1, fp); fread(&matchlight, sizeof matchlight, 1, fp); fread(&matchcount, sizeof matchcount, 1, fp); fread(&loved, sizeof loved, 1, fp); fread(&pleasure, sizeof pleasure, 1, fp); fread(&power, sizeof power, 1, fp); /* We must check the last read, to catch truncated save files */ if (fread(&ego, sizeof ego, 1, fp) < 1) errx(1, "save file %s too short", filename); fclose(fp); } void save(const char *filename) { int n; int tmp; FILE *fp; if (filename == NULL) return; /* Error determining save file name. */ if ((fp = fopen(filename, "w")) == NULL) { warn("fopen %s", filename); return; } printf("Saved in %s.\n", filename); fwrite(&WEIGHT, sizeof WEIGHT, 1, fp); fwrite(&CUMBER, sizeof CUMBER, 1, fp); fwrite(&ourclock, sizeof ourclock, 1, fp); tmp = location == dayfile; fwrite(&tmp, sizeof tmp, 1, fp); for (n = 1; n <= NUMOFROOMS; n++) { fwrite(location[n].link, sizeof location[n].link, 1, fp); fwrite(location[n].objects, sizeof location[n].objects, 1, fp); } fwrite(inven, sizeof inven, 1, fp); fwrite(wear, sizeof wear, 1, fp); fwrite(injuries, sizeof injuries, 1, fp); fwrite(notes, sizeof notes, 1, fp); fwrite(&direction, sizeof direction, 1, fp); fwrite(&position, sizeof position, 1, fp); fwrite(&ourtime, sizeof ourtime, 1, fp); fwrite(&fuel, sizeof fuel, 1, fp); fwrite(&torps, sizeof torps, 1, fp); fwrite(&carrying, sizeof carrying, 1, fp); fwrite(&encumber, sizeof encumber, 1, fp); fwrite(&rythmn, sizeof rythmn, 1, fp); fwrite(&followfight, sizeof followfight, 1, fp); fwrite(&ate, sizeof ate, 1, fp); fwrite(&snooze, sizeof snooze, 1, fp); fwrite(&meetgirl, sizeof meetgirl, 1, fp); fwrite(&followgod, sizeof followgod, 1, fp); fwrite(&godready, sizeof godready, 1, fp); fwrite(&win, sizeof win, 1, fp); fwrite(&wintime, sizeof wintime, 1, fp); fwrite(&matchlight, sizeof matchlight, 1, fp); fwrite(&matchcount, sizeof matchcount, 1, fp); fwrite(&loved, sizeof loved, 1, fp); fwrite(&pleasure, sizeof pleasure, 1, fp); fwrite(&power, sizeof power, 1, fp); fwrite(&ego, sizeof ego, 1, fp); fflush(fp); if (ferror(fp)) warn("fwrite %s", filename); fclose(fp); } /* * Given a save file name (possibly from fgetln, so without terminating NUL), * determine the name of the file to be saved to by adding the HOME * directory if the name does not contain a slash. Name will be allocated * with malloc(3). */ char * save_file_name(const char *filename, size_t len) { char *home; char *newname; size_t tmpl; if (memchr(filename, '/', len)) { newname = malloc(len + 1); if (newname == NULL) { warn(NULL); return NULL; } memcpy(newname, filename, len); newname[len] = 0; } else { home = getenv("HOME"); if (home != NULL) { tmpl = strlen(home); newname = malloc(tmpl + len + 2); if (newname == NULL) { warn(NULL); return NULL; } memcpy(newname, home, tmpl); newname[tmpl] = '/'; memcpy(newname + tmpl + 1, filename, len); newname[tmpl + len + 1] = 0; } else { newname = malloc(len + 1); if (newname == NULL) { warn(NULL); return NULL; } memcpy(newname, filename, len); newname[len] = 0; } } return newname; }