1 /* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)save.c 8.1 (Berkeley) 5/31/93 34 * $FreeBSD: src/games/mille/save.c,v 1.6 1999/12/12 06:17:24 billf Exp $ 35 * $DragonFly: src/games/mille/save.c,v 1.5 2006/08/27 17:17:23 pavalos Exp $ 36 */ 37 38 #include <sys/types.h> 39 #include <sys/stat.h> 40 #include <sys/uio.h> 41 #include <errno.h> 42 #include <fcntl.h> 43 #include <string.h> 44 #include <termios.h> 45 #include <unistd.h> 46 #include "mille.h" 47 48 #include <unctrl.h> 49 #include <term.h> 50 51 /* 52 * @(#)save.c 1.2 (Berkeley) 3/28/83 53 */ 54 55 typedef struct stat STAT; 56 57 /* 58 * This routine saves the current game for use at a later date 59 * Returns whether or not it could be done. 60 */ 61 62 bool 63 save(void) 64 { 65 66 char *sp; 67 int outfd; 68 time_t *tp; 69 char buf[80]; 70 time_t tme; 71 STAT junk; 72 bool retval; 73 74 sp = NULL; 75 tp = &tme; 76 if (Fromfile && getyn(SAMEFILEPROMPT)) 77 strcpy(buf, Fromfile); 78 else { 79 over: 80 prompt(FILEPROMPT); 81 leaveok(Board, FALSE); 82 refresh(); 83 sp = buf; 84 while ((*sp = readch()) != '\n') { 85 if (*sp == killchar()) 86 goto over; 87 else if (*sp == erasechar()) { 88 if (--sp < buf) 89 sp = buf; 90 else { 91 addch('\b'); 92 /* 93 * if the previous char was a control 94 * char, cover up two characters. 95 */ 96 if (*sp < ' ') 97 addch('\b'); 98 clrtoeol(); 99 } 100 } 101 else { 102 addstr(unctrl(*sp)); 103 ++sp; 104 } 105 refresh(); 106 } 107 *sp = '\0'; 108 leaveok(Board, TRUE); 109 } 110 111 /* 112 * check for existing files, and confirm overwrite if needed 113 */ 114 115 if (sp == buf || (!Fromfile && stat(buf, &junk) > -1 116 && getyn(OVERWRITEFILEPROMPT) == FALSE)) 117 return FALSE; 118 119 if ((outfd = creat(buf, 0644)) < 0) { 120 error(strerror(errno)); 121 return FALSE; 122 } 123 mvwaddstr(Score, ERR_Y, ERR_X, buf); 124 wrefresh(Score); 125 time(tp); /* get current time */ 126 retval = varpush(outfd, writev); 127 close(outfd); 128 if (retval == FALSE) 129 unlink(buf); 130 else { 131 strcpy(buf, ctime(tp)); 132 for (sp = buf; *sp != '\n'; sp++) 133 continue; 134 *sp = '\0'; 135 wprintw(Score, " [%s]", buf); 136 } 137 wclrtoeol(Score); 138 wrefresh(Score); 139 return retval; 140 } 141 142 /* 143 * This does the actual restoring. It returns TRUE if the 144 * backup was made on exiting, in which case certain things must 145 * be cleaned up before the game starts. 146 */ 147 bool 148 rest_f(char *file) 149 { 150 151 char *sp; 152 int inf; 153 char buf[80]; 154 STAT sbuf; 155 156 if ((inf = open(file, 0)) < 0) { 157 perror(file); 158 exit(1); 159 } 160 if (fstat(inf, &sbuf) < 0) { /* get file stats */ 161 perror(file); 162 exit(1); 163 } 164 varpush(inf, readv); 165 close(inf); 166 strcpy(buf, ctime(&sbuf.st_mtime)); 167 for (sp = buf; *sp != '\n'; sp++) 168 continue; 169 *sp = '\0'; 170 /* 171 * initialize some necessary values 172 */ 173 sprintf(Initstr, "%s [%s]\n", file, buf); 174 Fromfile = file; 175 return !On_exit; 176 } 177 178