Early Roguelike Collection: srogue/save.c annotate

annotate srogue/save.c @ 174:1863409c44cf

srogue: improve privilege handling. Setgid privileges are now dropped when not required. restore() is now less complex.

author	John "Elwin" Edwards
date	Sat, 01 Aug 2015 16:23:24 -0400
parents	e6c8652473fe
children	85bd398cb96d

rev	line source
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	1 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	2 * save and restore routines
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	3 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	4 * @(#)save.c 9.0 (rdk) 7/17/84
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	5 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	6 * Super-Rogue
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	7 * Copyright (C) 1984 Robert D. Kindelberger
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	8 * All rights reserved.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	9 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	10 * Based on "Rogue: Exploring the Dungeons of Doom"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	11 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	12 * All rights reserved.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	13 *
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	14 * See the file LICENSE.TXT for full copyright and licensing information.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	15 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	16
60 3aa87373c908 srogue: include missing headers. elwin parents: 38 diff changeset	17 #include <stdlib.h>
3aa87373c908 srogue: include missing headers. elwin parents: 38 diff changeset	18 #include <string.h>
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	19 #include <unistd.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	20 #include <ctype.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	21 #include <fcntl.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	22 #include <sys/types.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	23 #include <sys/stat.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	24 #include <signal.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	25 #include <errno.h>
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	26 #include "rogue.h"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	27 #include "rogue.ext"
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	28
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	29 EXTCHAR version[];
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	30 EXTCHAR *ctime();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	31
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	32 typedef struct stat STAT;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	33 STAT sbuf;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	34
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	35 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	36 * ignore:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	37 * Ignore ALL signals possible
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	38 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	39 ignore()
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	40 {
119 458df24e973d srogue: use functions from mdport.c. John "Elwin" Edwards parents: 105 diff changeset	41 md_ignoreallsignals();
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	42 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	43
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	44 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	45 * save_game:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	46 * Save the current game
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	47 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	48 save_game()
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	49 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	50 reg FILE *savef;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	51 reg int c;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	52 char buf[LINLEN];
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	53
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	54 mpos = 0;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	55 if (file_name[0] != '\0') {
38 8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	56 if (use_savedir)
8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	57 msg("Save game? (y/n) ");
8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	58 else
8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	59 msg("Save file (%s)? ", file_name);
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	60 do {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	61 c = wgetch(cw);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	62 if(c == ESCAPE) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	63 msg("");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	64 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	65 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	66 } while (c != 'n' && c != 'y');
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	67 mpos = 0;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	68 if (c == 'y')
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	69 goto gotfile;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	70 }
38 8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	71 if (use_savedir) {
8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	72 msg("");
8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	73 return FALSE;
8a9525231fb6 Prevent changing name or savefile when SAVEDIR is used. elwin parents: 37 diff changeset	74 }
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	75 msg("File name: ");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	76 mpos = 0;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	77 buf[0] = '\0';
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	78 if (get_str(buf, cw) == QUIT) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	79 msg("");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	80 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	81 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	82 msg("");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	83 strcpy(file_name, buf);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	84 gotfile:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	85 c = dosave(); /* try to save this game */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	86 if (c == FALSE)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	87 msg("Could not save game to file %s", file_name);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	88 return c;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	89 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	90
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	91 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	92 * auto_save:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	93 * Automatically save a game
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	94 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	95 void
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	96 auto_save(int a)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	97 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	98 dosave(); /* save this game */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	99 byebye(1); /* so long for now */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	100 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	101
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	102 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	103 * game_err:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	104 * When an error occurs. Set error flag and save game.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	105 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	106 void
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	107 game_err(int a)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	108 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	109 int ok;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	110
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	111 ok = dosave(); /* try to save this game */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	112 clear();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	113 refresh();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	114 endwin();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	115
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	116 printf("\nInternal error !!!\n\nYour game was ");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	117 if (ok)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	118 printf("saved.");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	119 else
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	120 printf("NOT saveable.");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	121
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	122 fflush(stdout);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	123
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	124 #ifdef SIGIOT
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	125 signal(SIGIOT, SIG_DFL); /* allow core dump signal */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	126 #endif
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	127
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	128 abort(); /* cause core dump */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	129 byebye(3);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	130 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	131
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	132 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	133 * dosave:
174 1863409c44cf srogue: improve privilege handling. John "Elwin" Edwards parents: 121 diff changeset	134 * Save the game. UID/GID no longer get reset here.
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	135 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	136 dosave()
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	137 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	138 FILE *savef;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	139
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	140 ignore();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	141 umask(022);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	142
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	143 if (file_name[0] != '\0') {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	144 if ((savef = fopen(file_name,"w")) != NULL)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	145 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	146 save_file(savef);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	147 return TRUE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	148 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	149 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	150 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	151 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	152
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	153 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	154 * save_file:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	155 * Do the actual save of this game to a file
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	156 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	157 save_file(savef)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	158 FILE *savef;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	159 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	160 reg int fnum;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	161 int slines = LINES;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	162 int scols = COLS;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	163
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	164 #ifdef __DJGPP__ /* st_ino w/ DJGPP under WinXP broken */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	165 _djstat_flags \|= _STAT_INODE; /* so turn off computing it for now */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	166 #endif
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	167
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	168 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	169 * force allocation of the buffer now so that inodes, etc
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	170 * can be checked when restoring saved games.
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	171 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	172 fnum = fileno(savef);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	173 fstat(fnum, &sbuf);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	174 write(fnum, "RDK", 4);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	175 lseek(fnum, 0L, 0);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	176 encwrite(version,strlen(version)+1,savef);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	177 encwrite(&slines,sizeof(slines),savef);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	178 encwrite(&scols,sizeof(scols),savef);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	179 msg("");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	180 rs_save_file(savef);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	181 close(fnum);
119 458df24e973d srogue: use functions from mdport.c. John "Elwin" Edwards parents: 105 diff changeset	182 md_onsignal_exit();
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	183 wclear(cw);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	184 draw(cw);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	185 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	186
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	187 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	188 * restore:
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	189 * Restore a saved game from a file
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	190 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	191 restore(file, envp)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	192 char file, *envp;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	193 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	194 register inf, pid;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	195 int ret_status;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	196 #ifndef _AIX
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	197 extern char **environ;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	198 #endif
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	199 #ifdef __DJGPP__ /* st_ino w/ DJGPP under WinXP broken */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	200 _djstat_flags \|= _STAT_INODE; /* so turn off computing it for now */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	201 #endif
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	202 char buf[LINLEN];
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	203 STAT sbuf2;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	204 int slines, scols;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	205
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	206 if ((inf = open(file, O_RDONLY)) < 0) {
37 34d7a614855e srogue: add support for SAVEDIR elwin parents: 36 diff changeset	207 if (use_savedir && errno == ENOENT)
34d7a614855e srogue: add support for SAVEDIR elwin parents: 36 diff changeset	208 return TRUE;
34d7a614855e srogue: add support for SAVEDIR elwin parents: 36 diff changeset	209 else {
34d7a614855e srogue: add support for SAVEDIR elwin parents: 36 diff changeset	210 printf("Cannot read save game %s\n",file);
34d7a614855e srogue: add support for SAVEDIR elwin parents: 36 diff changeset	211 return FALSE;
34d7a614855e srogue: add support for SAVEDIR elwin parents: 36 diff changeset	212 }
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	213 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	214
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	215 encread(buf, strlen(version) + 1, inf);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	216
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	217 if (strcmp(buf, version) != 0) {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	218 printf("Sorry, saved game version is out of date.\n");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	219 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	220 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	221
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	222 fstat(inf, &sbuf2);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	223
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	224 encread(&slines,sizeof(slines),inf);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	225 encread(&scols,sizeof(scols),inf);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	226
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	227 /*
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	228 * we do not close the file so that we will have a hold of the
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	229 * inode for as long as possible
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	230 */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	231
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	232 #ifdef __INTERIX
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	233 setenv("TERM","interix");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	234 #endif
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	235
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	236 initscr();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	237
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	238 if (slines > LINES)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	239 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	240 endwin();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	241 printf("Sorry, original game was played on a screen with %d lines.\n",slines);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	242 printf("Current screen only has %d lines. Unable to restore game\n",LINES);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	243 return(FALSE);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	244 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	245
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	246 if (scols > COLS)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	247 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	248 endwin();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	249 printf("Sorry, original game was played on a screen with %d columns.\n", scols);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	250 printf("Current screen only has %d columns. Unable to restore game\n",COLS);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	251 return(FALSE);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	252 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	253
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	254 cw = newwin(LINES, COLS, 0, 0);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	255 mw = newwin(LINES, COLS, 0, 0);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	256 hw = newwin(LINES, COLS, 0, 0);
105 f0073eb75a6a srogue: enable the keypad when restoring. John "Elwin" Edwards parents: 85 diff changeset	257 keypad(cw, 1);
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	258
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	259 mpos = 0;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	260 mvwprintw(cw, 0, 0, "%s: %s", file, ctime(&sbuf2.st_mtime));
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	261
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	262 /* defeat multiple restarting from the same place */
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	263
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	264 if (!wizard)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	265 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	266 if (sbuf2.st_nlink != 1)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	267 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	268 endwin();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	269 printf("Cannot restore from a linked file\n");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	270 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	271 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	272 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	273
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	274 if (rs_restore_file(inf) == FALSE)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	275 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	276 endwin();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	277 printf("Cannot restore file\n");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	278 return(FALSE);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	279 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	280
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	281 #if defined(__CYGWIN__) \|\| defined(__DJGPP__)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	282 close(inf);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	283 #endif
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	284 if (!wizard)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	285 {
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	286 if (unlink(file) < 0)
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	287 {
174 1863409c44cf srogue: improve privilege handling. John "Elwin" Edwards parents: 121 diff changeset	288 endwin();
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	289 printf("Cannot unlink file\n");
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	290 return FALSE;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	291 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	292 }
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	293
85 d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 82 diff changeset	294 if (him->s_hpt <= 0) {
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 82 diff changeset	295 endwin();
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 82 diff changeset	296 printf("This character is already dead.\n");
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 82 diff changeset	297 return FALSE;
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 82 diff changeset	298 }
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 82 diff changeset	299
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	300 environ = envp;
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	301
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	302 strcpy(file_name, file);
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	303 setup();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	304 restscr(cw);
121 e6c8652473fe srogue: more compatibility improvements. John "Elwin" Edwards parents: 120 diff changeset	305 md_srandom(getpid());
36 2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	306 playit();
2128c7dc8a40 Import Super-Rogue 9.0 from the Roguelike Restoration Project (r1490) elwin parents: diff changeset	307 }

Mercurial > hg > early-roguelike

annotate srogue/save.c @ 174:1863409c44cf