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annotate rogue5/io.c @ 168:82b2a046d151

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arogue7: fix inventory display bug again. Removing the call to msg() in restore() resulted in msgw remaining as it was when the game was saved. This results in another display glitch like that fixed by r163. Adding an empty message puts msgw into a reliable state.
author John "Elwin" Edwards
date Tue, 30 Jun 2015 12:00:02 -0400
parents f502bf60e6e4
children
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33
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1 /*
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2 * Various input/output functions
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3 *
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4 * @(#)io.c 4.32 (Berkeley) 02/05/99
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5 */
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6
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7 #include <stdarg.h>
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8 #include <curses.h>
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9 #include <ctype.h>
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10 #include <string.h>
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11 #include "rogue.h"
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12
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13 /*
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14 * msg:
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15 * Display a message at the top of the screen.
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16 */
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17 #define MAXMSG (NUMCOLS - sizeof "--More--")
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18
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19 static char msgbuf[2*MAXMSG+1];
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20 static int newpos = 0;
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21
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22 /* VARARGS1 */
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23 int
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24 msg(const char *fmt, ...)
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25 {
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26 va_list args;
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27
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28 /*
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29 * if the string is "", just clear the line
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30 */
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31 if (*fmt == '\0')
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32 {
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33 move(0, 0);
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34 clrtoeol();
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35 mpos = 0;
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36 return ~ESCAPE;
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37 }
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38 /*
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39 * otherwise add to the message and flush it out
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40 */
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41 va_start(args, fmt);
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42 doadd(fmt, args);
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43 va_end(args);
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44 return endmsg();
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45 }
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46
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47 /*
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48 * addmsg:
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49 * Add things to the current message
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50 */
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51 /* VARARGS1 */
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52 void
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53 addmsg(const char *fmt, ...)
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54 {
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55 va_list args;
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56
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57 va_start(args, fmt);
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58 doadd(fmt, args);
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59 va_end(args);
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60 }
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61
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62 /*
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63 * endmsg:
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64 * Display a new msg (giving him a chance to see the previous one
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65 * if it is up there with the --More--)
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66 */
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67 int
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68 endmsg(void)
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69 {
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70 int ch;
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71
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72 if (save_msg)
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73 strcpy(huh, msgbuf);
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74 if (mpos)
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75 {
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76 look(FALSE);
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77 mvaddstr(0, mpos, "--More--");
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78 refresh();
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79 if (!msg_esc)
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80 wait_for(stdscr, ' ');
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81 else
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82 {
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83 while ((ch = readchar()) != ' ')
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84 if (ch == ESCAPE)
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85 {
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86 msgbuf[0] = '\0';
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87 mpos = 0;
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88 newpos = 0;
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89 msgbuf[0] = '\0';
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90 return ESCAPE;
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91 }
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92 }
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93 }
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94 /*
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95 * All messages should start with uppercase, except ones that
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96 * start with a pack addressing character
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97 */
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98 if (islower((int)msgbuf[0]) && !lower_msg && msgbuf[1] != ')')
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99 msgbuf[0] = (char) toupper(msgbuf[0]);
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100 mvaddstr(0, 0, msgbuf);
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101 clrtoeol();
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102 mpos = newpos;
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103 newpos = 0;
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104 msgbuf[0] = '\0';
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105 refresh();
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106 return ~ESCAPE;
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107 }
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108
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109 /*
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110 * doadd: