1 /* $NetBSD: save.c,v 1.11 2003/08/07 09:37:26 agc Exp $ */ 2 3 /* 4 * Copyright (c) 1983, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)save.c 8.1 (Berkeley) 5/31/93"; 36 #else 37 __RCSID("$NetBSD: save.c,v 1.11 2003/08/07 09:37:26 agc Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <time.h> 42 43 #include "mille.h" 44 45 #ifndef unctrl 46 #include "unctrl.h" 47 #endif 48 49 /* 50 * @(#)save.c 1.2 (Berkeley) 3/28/83 51 */ 52 53 typedef struct stat STAT; 54 55 /* 56 * This routine saves the current game for use at a later date 57 * Returns FALSE if it couldn't be done. 58 */ 59 bool 60 save() 61 { 62 char *sp; 63 int outf; 64 time_t *tp; 65 char buf[80]; 66 time_t tme; 67 STAT junk; 68 bool rv; 69 70 sp = NULL; 71 tp = &tme; 72 if (Fromfile && getyn(SAMEFILEPROMPT)) 73 strcpy(buf, Fromfile); 74 else { 75 over: 76 prompt(FILEPROMPT); 77 leaveok(Board, FALSE); 78 refresh(); 79 sp = buf; 80 while ((*sp = readch()) != '\n') { 81 if (*sp == killchar()) 82 goto over; 83 else if (*sp == erasechar()) { 84 if (--sp < buf) 85 sp = buf; 86 else { 87 addch('\b'); 88 /* 89 * if the previous char was a control 90 * char, cover up two characters. 91 */ 92 if (*sp < ' ') 93 addch('\b'); 94 clrtoeol(); 95 } 96 } 97 else { 98 addstr(unctrl(*sp)); 99 ++sp; 100 } 101 refresh(); 102 } 103 *sp = '\0'; 104 leaveok(Board, TRUE); 105 } 106 107 /* 108 * check for existing files, and confirm overwrite if needed 109 */ 110 111 if (sp == buf || (!Fromfile && stat(buf, &junk) > -1 112 && getyn(OVERWRITEFILEPROMPT) == FALSE)) 113 return FALSE; 114 115 if ((outf = creat(buf, 0644)) < 0) { 116 error(strerror(errno)); 117 return FALSE; 118 } 119 mvwaddstr(Score, ERR_Y, ERR_X, buf); 120 wrefresh(Score); 121 time(tp); /* get current time */ 122 rv = varpush(outf, writev); 123 close(outf); 124 if (rv == FALSE) { 125 unlink(buf); 126 } else { 127 strcpy(buf, ctime(tp)); 128 for (sp = buf; *sp != '\n'; sp++) 129 continue; 130 *sp = '\0'; 131 wprintw(Score, " [%s]", buf); 132 } 133 wclrtoeol(Score); 134 wrefresh(Score); 135 return rv; 136 } 137 138 /* 139 * This does the actual restoring. It returns TRUE if the 140 * backup was made on exiting, in which case certain things must 141 * be cleaned up before the game starts. 142 */ 143 bool 144 rest_f(file) 145 const char *file; 146 { 147 148 char *sp; 149 int inf; 150 char buf[80]; 151 STAT sbuf; 152 153 if ((inf = open(file, O_RDONLY)) < 0) { 154 warn("%s", file); 155 exit(1); 156 } 157 if (fstat(inf, &sbuf) < 0) { /* get file stats */ 158 warn("%s", file); 159 exit(1); 160 } 161 varpush(inf, readv); 162 close(inf); 163 strcpy(buf, ctime(&sbuf.st_mtime)); 164 for (sp = buf; *sp != '\n'; sp++) 165 continue; 166 *sp = '\0'; 167 /* 168 * initialize some necessary values 169 */ 170 (void)sprintf(Initstr, "%s [%s]\n", file, buf); 171 Fromfile = file; 172 return !On_exit; 173 } 174