Mercurial > hg > early-roguelike
annotate rogue4/io.c @ 140:856017d63519
xrogue: don't segfault when backstabbing while empty-handed.
The code for backstabbing checked the weapon's properties without
making sure it was not NULL.
author | John "Elwin" Edwards |
---|---|
date | Tue, 05 May 2015 12:12:20 -0400 |
parents | 9535a08ddc39 |
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 * Various input/output functions |
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 * @(#)io.c 4.13 (Berkeley) 2/25/82 |
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 <ctype.h> |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
15 #include <string.h> |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
16 #include "rogue.h" |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
17 #include <stdarg.h> |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
18 |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
19 /* |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
20 * msg: |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
21 * Display a message at the top of the screen. |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
22 */ |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
23 static char msgbuf[BUFSIZ]; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
24 static int newpos = 0; |
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 msg(char *fmt, ...) |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
27 { |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
28 va_list ap; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
29 /* |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
30 * if the string is "", just clear the line |
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 if (*fmt == '\0') |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
33 { |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
34 move(0, 0); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
35 clrtoeol(); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
36 mpos = 0; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
37 return; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
38 } |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
39 /* |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
40 * otherwise add to the message and flush it out |
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 va_start(ap,fmt); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
43 doadd(fmt, ap); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
44 va_end(ap); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
45 endmsg(); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
46 } |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
47 |
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 * addmsg: |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
50 * Add things to the current message |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
51 */ |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
52 |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
53 addmsg(char *fmt, ...) |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
54 { |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
55 va_list ap; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
56 |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
57 va_start(ap, fmt); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
58 doadd(fmt, ap); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
59 va_end(ap); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
60 } |
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 /* |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
63 * endmsg: |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
64 * Display a new msg (giving him a chance to see the previous one |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
65 * if it is up there with the --More--) |
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 |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
68 endmsg() |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
69 { |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
70 if (save_msg) |
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 strncpy(huh, msgbuf, 80); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
73 huh[79] = 0; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
74 } |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
75 |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
76 if (mpos) |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
77 { |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
78 look(FALSE); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
79 move(0, mpos); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
80 addstr("--More--"); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
81 refresh(); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
82 wait_for(' '); |
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 /* |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
85 * All messages should start with uppercase, except ones that |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
86 * start with a pack addressing character |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
87 */ |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
88 if (islower(msgbuf[0]) && msgbuf[1] != ')') |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
89 msgbuf[0] = toupper(msgbuf[0]); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
90 mvaddstr(0, 0, msgbuf); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
91 clrtoeol(); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
92 mpos = newpos; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
93 newpos = 0; |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
94 refresh(); |
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 |
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 * doadd: |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
99 * Perform an add onto the message buffer |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
100 */ |
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 doadd(char *fmt, va_list ap) |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
103 { |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
104 vsprintf(&msgbuf[newpos], fmt, ap); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
105 newpos = strlen(msgbuf); |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
106 } |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
107 |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490)
edwarj4
parents:
diff
changeset
|
108 /* |
9535a08ddc39
Import Rogue 5.2 from the Roguelike Restoration Project (r1490) |