1 /* 2 * Copyright (c) 1983 Regents of the University of California. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms are permitted 6 * provided that the above copyright notice and this paragraph are 7 * duplicated in all such forms and that any documentation, 8 * advertising materials, and other materials related to such 9 * distribution and use acknowledge that the software was developed 10 * by the University of California, Berkeley. The name of the 11 * University may not be used to endorse or promote products derived 12 * from this software without specific prior written permission. 13 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR 14 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED 15 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. 16 */ 17 18 #ifndef lint 19 static char sccsid[] = "@(#)save.c 5.5 (Berkeley) 05/27/90"; 20 #endif /* not lint */ 21 22 #include "mille.h" 23 #include <sys/types.h> 24 #include <sys/stat.h> 25 #include <string.h> 26 #ifndef unctrl 27 #include "unctrl.h" 28 #endif 29 30 # ifdef attron 31 # include <term.h> 32 # define _tty cur_term->Nttyb 33 # endif attron 34 35 /* 36 * @(#)save.c 1.2 (Berkeley) 3/28/83 37 */ 38 39 typedef struct stat STAT; 40 41 char *ctime(); 42 43 int read(), write(); 44 45 /* 46 * This routine saves the current game for use at a later date 47 */ 48 49 save() { 50 51 extern int errno; 52 reg char *sp; 53 reg int outf; 54 reg time_t *tp; 55 char buf[80]; 56 time_t tme; 57 STAT junk; 58 59 tp = &tme; 60 if (Fromfile && getyn(SAMEFILEPROMPT)) 61 strcpy(buf, Fromfile); 62 else { 63 over: 64 prompt(FILEPROMPT); 65 leaveok(Board, FALSE); 66 refresh(); 67 sp = buf; 68 while ((*sp = readch()) != '\n') { 69 if (*sp == killchar()) 70 goto over; 71 else if (*sp == erasechar()) { 72 if (--sp < buf) 73 sp = buf; 74 else { 75 addch('\b'); 76 /* 77 * if the previous char was a control 78 * char, cover up two characters. 79 */ 80 if (*sp < ' ') 81 addch('\b'); 82 clrtoeol(); 83 } 84 } 85 else { 86 addstr(unctrl(*sp)); 87 ++sp; 88 } 89 refresh(); 90 } 91 *sp = '\0'; 92 leaveok(Board, TRUE); 93 } 94 95 /* 96 * check for existing files, and confirm overwrite if needed 97 */ 98 99 if (sp == buf || (!Fromfile && stat(buf, &junk) > -1 100 && getyn(OVERWRITEFILEPROMPT) == FALSE)) 101 return FALSE; 102 103 if ((outf = creat(buf, 0644)) < 0) { 104 error(strerror(errno)); 105 return FALSE; 106 } 107 mvwaddstr(Score, ERR_Y, ERR_X, buf); 108 wrefresh(Score); 109 time(tp); /* get current time */ 110 strcpy(buf, ctime(tp)); 111 for (sp = buf; *sp != '\n'; sp++) 112 continue; 113 *sp = '\0'; 114 varpush(outf, write); 115 close(outf); 116 wprintw(Score, " [%s]", buf); 117 wclrtoeol(Score); 118 wrefresh(Score); 119 return TRUE; 120 } 121 122 /* 123 * This does the actual restoring. It returns TRUE if the 124 * backup was made on exiting, in which case certain things must 125 * be cleaned up before the game starts. 126 */ 127 rest_f(file) 128 reg char *file; { 129 130 reg char *sp; 131 reg int inf; 132 char buf[80]; 133 STAT sbuf; 134 135 if ((inf = open(file, 0)) < 0) { 136 perror(file); 137 exit(1); 138 } 139 if (fstat(inf, &sbuf) < 0) { /* get file stats */ 140 perror(file); 141 exit(1); 142 } 143 varpush(inf, read); 144 close(inf); 145 strcpy(buf, ctime(&sbuf.st_mtime)); 146 for (sp = buf; *sp != '\n'; sp++) 147 continue; 148 *sp = '\0'; 149 /* 150 * initialize some necessary values 151 */ 152 (void)sprintf(Initstr, "%s [%s]\n", file, buf); 153 Fromfile = file; 154 return !On_exit; 155 } 156 157