Early Roguelike Collection: rogue4/save.c annotate

annotate rogue4/save.c @ 201:6fb21004a981

Fix some preprocessor directives. Include process.h in the right place, and use the correct definition of PATH_MAX, when compiling on Windows.

author	John "Elwin" Edwards
date	Wed, 12 Aug 2015 16:56:19 -0400
parents	1fe660009fd3
children	1b73a8641b37

rev	line source
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	1 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	2 * save and restore routines
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	3 *
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	4 * @(#)save.c 4.15 (Berkeley) 5/10/82
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	5 *
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	6 * Rogue: Exploring the Dungeons of Doom
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	7 * Copyright (C) 1980, 1981, 1982 Michael Toy, Ken Arnold and Glenn Wichman
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	8 * All rights reserved.
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	9 *
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	10 * See the file LICENSE.TXT for full copyright and licensing information.
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	11 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	12
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	13 #include <curses.h>
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	14 #include <sys/types.h>
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	15 #include <sys/stat.h>
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	16 #include <errno.h>
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	17 #include <string.h>
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	18 #include <stdlib.h>
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	19 #define KERNEL
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	20 #include <signal.h>
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	21 #undef KERNEL
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	22 #include "rogue.h"
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	23
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	24 typedef struct stat STAT;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	25
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	26 extern char version[], encstr[];
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	27 extern bool _endwin;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	28
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	29 STAT sbuf;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	30
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	31 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	32 * save_game:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	33 * Implement the "save game" command
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	34 */
14 e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	35 /* This has to be cleaned up, these goto's are annoying. */
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	36 save_game()
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	37 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	38 register FILE *savef;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	39 register int c;
112 ee250e3646fd Don't truncate player name in savefile name or log message. John "Elwin" Edwards parents: 85 diff changeset	40 char buf[256];
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	41
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	42 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	43 * get file name
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	44 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	45 mpos = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	46 over:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	47 if (file_name[0] != '\0')
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	48 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	49 for (;;)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	50 {
30 09da55b986ca Slightly modify savefile location and prompt edwarj4 parents: 14 diff changeset	51 if (use_savedir)
09da55b986ca Slightly modify savefile location and prompt edwarj4 parents: 14 diff changeset	52 msg("Save game? ");
09da55b986ca Slightly modify savefile location and prompt edwarj4 parents: 14 diff changeset	53 else
09da55b986ca Slightly modify savefile location and prompt edwarj4 parents: 14 diff changeset	54 msg("save file (%s)? ", file_name);
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	55 c = getchar();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	56 mpos = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	57 if (c == ESCAPE)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	58 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	59 msg("");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	60 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	61 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	62 else if (c == 'n' \|\| c == 'N' \|\| c == 'y' \|\| c == 'Y')
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	63 break;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	64 else
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	65 msg("please answer Y or N");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	66 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	67 if (c == 'y' \|\| c == 'Y')
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	68 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	69 strcpy(buf, file_name);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	70 goto gotfile;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	71 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	72 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	73
14 e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	74 if (use_savedir)
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	75 {
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	76 /* You can't change the savefile if you're using the system
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	77 savedir, because that means you have privileges. */
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	78 msg("");
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	79 return FALSE;
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	80 }
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	81
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	82 do
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	83 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	84 mpos = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	85 msg("file name: ");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	86 buf[0] = '\0';
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	87 if (get_str(buf, stdscr) == QUIT)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	88 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	89 quit:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	90 msg("");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	91 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	92 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	93 mpos = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	94 gotfile:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	95 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	96 * test to see if the file exists
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	97 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	98 if (stat(buf, &sbuf) >= 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	99 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	100 for (;;)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	101 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	102 msg("File exists. Do you wish to overwrite it?");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	103 mpos = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	104 if ((c = readchar()) == ESCAPE)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	105 goto quit;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	106 if (c == 'y' \|\| c == 'Y')
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	107 break;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	108 else if (c == 'n' \|\| c == 'N')
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	109 goto over;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	110 else
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	111 msg("Please answer Y or N");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	112 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	113 msg("file name: %s", buf);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	114 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	115 strcpy(file_name, buf);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	116 if ((savef = fopen(file_name, "w")) == NULL)
14 e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	117 {
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	118 msg(strerror(errno)); /* fake perror() */
14 e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	119 if (use_savedir)
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	120 return FALSE;
e7dc81b41168 rogue4: prevent changing name or save file when using system savedir edwarj4 parents: 13 diff changeset	121 }
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	122 } while (savef == NULL);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	123
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	124 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	125 * write out encrpyted file (after a stat)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	126 * The fwrite is to force allocation of the buffer before the write
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	127 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	128 save_file(savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	129 return TRUE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	130 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	131
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	132 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	133 * auto_save:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	134 * Automatically save a file. This is used if a HUP signal is
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	135 * recieved
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	136 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	137 void
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	138 auto_save(int sig)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	139 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	140 register FILE *savef;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	141
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	142 md_ignore_signals();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	143
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	144 if (file_name[0] != '\0' && (savef = fopen(file_name, "w")) != NULL)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	145 save_file(savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	146 endwin();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	147 exit(1);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	148 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	149
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	150 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	151 * save_file:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	152 * Write the saved game on the file
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	153 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	154 save_file(savef)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	155 register FILE *savef;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	156 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	157 int slines = LINES;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	158 int scols = COLS;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	159
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	160 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	161 * close any open score file
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	162 */
182 1fe660009fd3 rogue4: don't try to close the scorefile if it isn't open. John "Elwin" Edwards parents: 123 diff changeset	163 if (fd >= 0) {
1fe660009fd3 rogue4: don't try to close the scorefile if it isn't open. John "Elwin" Edwards parents: 123 diff changeset	164 close(fd);
1fe660009fd3 rogue4: don't try to close the scorefile if it isn't open. John "Elwin" Edwards parents: 123 diff changeset	165 fd = -1;
1fe660009fd3 rogue4: don't try to close the scorefile if it isn't open. John "Elwin" Edwards parents: 123 diff changeset	166 }
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	167 move(LINES-1, 0);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	168 refresh();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	169 fstat(md_fileno(savef), &sbuf);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	170 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	171 * DO NOT DELETE. This forces stdio to allocate the output buffer
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	172 * so that malloc doesn't get confused on restart
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	173 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	174 fwrite("junk", 1, 5, savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	175
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	176 fseek(savef, 0L, 0);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	177
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	178 encwrite(version,strlen(version)+1,savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	179 encwrite(&slines,sizeof(slines),savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	180 encwrite(&scols,sizeof(scols),savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	181 msg("");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	182 rs_save_file(savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	183
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	184 fclose(savef);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	185 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	186
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	187 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	188 * restore:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	189 * Restore a saved game from a file with elaborate checks for file
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	190 * integrity from cheaters
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	191 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	192 restore(file, envp)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	193 register char *file;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	194 char **envp;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	195 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	196 register int inf;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	197 register bool syml;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	198 extern char **environ;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	199 char buf[MAXSTR];
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	200 STAT sbuf2;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	201 int slines, scols;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	202
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	203 if (strcmp(file, "-r") == 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	204 file = file_name;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	205
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	206 #ifdef SIGTSTP
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	207 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	208 * If a process can be suspended, this code wouldn't work
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	209 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	210 signal(SIGTSTP, SIG_IGN);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	211 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	212
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	213 if ((inf = open(file, 0)) < 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	214 {
13 63b9fd7d70ce rogue4: add -n option and system savedir edwarj4 parents: 12 diff changeset	215 if (use_savedir && errno == ENOENT)
63b9fd7d70ce rogue4: add -n option and system savedir edwarj4 parents: 12 diff changeset	216 {
63b9fd7d70ce rogue4: add -n option and system savedir edwarj4 parents: 12 diff changeset	217 /* We're using a system savefile which doesn't exist.
63b9fd7d70ce rogue4: add -n option and system savedir edwarj4 parents: 12 diff changeset	218 This isn't a fatal error, it means start a new game. */
63b9fd7d70ce rogue4: add -n option and system savedir edwarj4 parents: 12 diff changeset	219 return TRUE;
63b9fd7d70ce rogue4: add -n option and system savedir edwarj4 parents: 12 diff changeset	220 }
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	221 perror(file);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	222 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	223 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	224
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	225 fflush(stdout);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	226 encread(buf, strlen(version) + 1, inf);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	227 if (strcmp(buf, version) != 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	228 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	229 printf("Sorry, saved game is out of date.\n");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	230 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	231 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	232
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	233 fstat(inf, &sbuf2);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	234 fflush(stdout);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	235 syml = issymlink(file);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	236
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	237 fflush(stdout);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	238
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	239 encread(&slines,sizeof(slines),inf);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	240 encread(&scols,sizeof(scols),inf);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	241
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	242 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	243 * we do not close the file so that we will have a hold of the
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	244 * inode for as long as possible
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	245 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	246
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	247 initscr();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	248
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	249 if (slines > LINES)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	250 {
85 d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	251 endwin();
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	252 printf("Sorry, original game was played on a screen with %d lines.\n",slines);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	253 printf("Current screen only has %d lines. Unable to restore game\n",LINES);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	254 return(FALSE);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	255 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	256
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	257 if (scols > COLS)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	258 {
85 d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	259 endwin();
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	260 printf("Sorry, original game was played on a screen with %d columns.\n",scols);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	261 printf("Current screen only has %d columns. Unable to restore game\n",COLS);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	262 return(FALSE);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	263 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	264
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	265 hw = newwin(LINES, COLS, 0, 0);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	266 keypad(stdscr,1);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	267
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	268 mpos = 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	269 mvprintw(0, 0, "%s: %s", file, ctime(&sbuf2.st_mtime));
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	270
84 a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	271 if (rs_restore_file(inf) == FALSE)
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	272 {
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	273 endwin();
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	274 printf("Cannot restore file\n");
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	275 return(FALSE);
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	276 }
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	277
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	278 if (
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	279 #ifdef WIZARD
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	280 !wizard &&
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	281 #endif
123 8dd4b06a9155 rogue4: fix restoring saved games on Windows/MinGW. John "Elwin" Edwards parents: 112 diff changeset	282 md_unlink_open_file(file, inf) < 0)
84 a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	283 {
85 d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	284 endwin();
84 a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	285 printf("Cannot unlink file\n");
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	286 return FALSE;
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	287 }
a0d4caead33b rogue4: don't delete the savefile if the terminal is too small. John "Elwin" Edwards parents: 81 diff changeset	288
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	289 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	290 * defeat multiple restarting from the same place
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	291 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	292 #ifdef WIZARD
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	293 if (!wizard)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	294 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	295 if (sbuf2.st_nlink != 1 \|\| syml)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	296 {
85 d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	297 endwin();
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	298 printf("Cannot restore from a linked file\n");
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	299 return FALSE;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	300 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	301
85 d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	302 if (pstats.s_hpt <= 0) {
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	303 endwin();
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	304 printf("This character is already dead.\n");
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	305 return FALSE;
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	306 }
d852b8f088c5 Refuse to restore if the character is dead. John "Elwin" Edwards parents: 84 diff changeset	307
12 9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	308 #ifdef SIGTSTP
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	309 signal(SIGTSTP, tstp);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	310 #endif
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	311 environ = envp;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	312 strcpy(file_name, file);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	313 setup();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	314 clearok(curscr, TRUE);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	315 touchwin(stdscr);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	316 srand(getpid());
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	317 msg("file name: %s", file);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	318 status();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	319 playit();
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	320 return 0;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	321 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	322
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	323 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	324 * encwrite:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	325 * Perform an encrypted write
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	326 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	327 encwrite(starta, size, outf)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	328 void *starta;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	329 unsigned int size;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	330 register FILE *outf;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	331 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	332 register char *ep;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	333 register char start = (char ) starta;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	334 ep = encstr;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	335
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	336 while (size--)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	337 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	338 putc(start++ ^ ep++, outf);
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	339 if (*ep == '\0')
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	340 ep = encstr;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	341 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	342 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	343
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	344 /*
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	345 * encread:
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	346 * Perform an encrypted read
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	347 */
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	348 encread(starta, size, inf)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	349 register void *starta;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	350 unsigned int size;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	351 register int inf;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	352 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	353 register char *ep;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	354 register int read_size;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	355 register char start = (char ) starta;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	356
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	357 if ((read_size = read(inf, start, size)) == -1 \|\| read_size == 0)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	358 return read_size;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	359
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	360 ep = encstr;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	361
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	362 while (size--)
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	363 {
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	364 start++ ^= ep++;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	365 if (*ep == '\0')
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	366 ep = encstr;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	367 }
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	368
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	369 return read_size;
9535a08ddc39 Import Rogue 5.2 from the Roguelike Restoration Project (r1490) edwarj4 parents: diff changeset	370 }

Mercurial > hg > early-roguelike

annotate rogue4/save.c @ 201:6fb21004a981