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annotate arogue5/io.c @ 63:0ed67132cf10

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Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
author elwin
date Thu, 09 Aug 2012 22:58:48 +0000
parents
children c49f7927b0fa
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63
0ed67132cf10 Import Advanced Rogue 5.8 from the Roguelike Restoration Project (r1490)
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1 /*
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2 * Various input/output functions
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3 *
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4 * Advanced Rogue
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5 * Copyright (C) 1984, 1985 Michael Morgan, Ken Dalka and AT&T
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6 * All rights reserved.
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7 *
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8 * Based on "Rogue: Exploring the Dungeons of Doom"
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9 * Copyright (C) 1980, 1981 Michael Toy, Ken Arnold and Glenn Wichman
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10 * All rights reserved.
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11 *
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12 * See the file LICENSE.TXT for full copyright and licensing information.
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13 */
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14
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15 #include "curses.h"
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16 #include <ctype.h>
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17 #include <stdarg.h>
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18 #include "rogue.h"
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19
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20 /*
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21 * msg:
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22 * Display a message at the top of the screen.
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23 */
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24
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25 static char msgbuf[BUFSIZ];
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26 static int newpos = 0;
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27
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28 /*VARARGS1*/
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29 msg(char *fmt, ...)
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30 {
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31 va_list ap;
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32 /*
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33 * if the string is "", just clear the line
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34 */
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35 if (*fmt == '\0')
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36 {
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37 overwrite(cw,msgw);
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38 wmove(msgw, 0, 0);
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39 clearok(msgw, FALSE);
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40 draw(msgw);
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41 mpos = 0;
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42 return;
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43 }
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44 /*
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45 * otherwise add to the message and flush it out
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46 */
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47 va_start(ap,fmt);
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48 doadd(fmt, ap);
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49 va_end(ap);
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50 endmsg();
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51 }
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52
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53 /*
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54 * add things to the current message
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55 */
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56 addmsg(char *fmt, ...)
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57 {
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58 va_list ap;
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59 va_start(ap,fmt);
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60 doadd(fmt, ap);
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61 va_end(ap);
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62 }
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63
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64 /*
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65 * Display a new msg (giving him a chance to see the previous one if it
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66 * is up there with the --More--)
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67 */
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68 endmsg()
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69 {
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70 strncpy(huh, msgbuf, sizeof(huh));
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71
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72 huh[ sizeof(huh) - 1 ] = 0;
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73
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74 if (mpos)
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75 {
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76 wmove(msgw, 0, mpos);
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77 waddstr(msgw, morestr);
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78 draw(cw);
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79 draw(msgw);
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80 wait_for(msgw,' ');
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81 overwrite(cw,msgw);
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82 wmove(msgw,0,0);
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83 touchwin(cw);
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84 }
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85 else {
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86 overwrite(cw,msgw);
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87 wmove(msgw,0,0);
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88 }
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89 waddstr(msgw, msgbuf);
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90 mpos = newpos;
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91 newpos = 0;
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92 msgbuf[0] = '\0';
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93 draw(cw);
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94 clearok(msgw, FALSE);
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95 draw(msgw);
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96 }
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97
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98 doadd(char *fmt, va_list ap)
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99 {
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100 /*
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101 * Do the sprintf into newmsg and append to msgbuf
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102 */
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103
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104 vsnprintf(&msgbuf[newpos], sizeof(msgbuf)-newpos-1, fmt, ap);
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105
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106 newpos = strlen(msgbuf);