html/081run_interactive.cc.html


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Mu - 081run_interactive.cc</title>
<meta name="Generator" content="Vim/7.4">
<meta name="plugin-version" content="vim7.4_v1">
<meta name="syntax" content="cpp">
<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy=">
<meta name="colorscheme" content="minimal">
<style type="text/css">
<!--
pre { white-space: pre-wrap; font-family: monospace; color: #eeeeee; background-color: #080808; }
body { font-family: monospace; color: #eeeeee; background-color: #080808; }
* { font-size: 1em; }
.cSpecial { color: #008000; }
.Constant { color: #008080; }
.Comment { color: #8080ff; }
.Delimiter { color: #c000c0; }
.SalientComment { color: #00ffff; }
.CommentedCode { color: #6c6c6c; }
.Identifier { color: #804000; }
-->
</style>

<script type='text/javascript'>
<!--

-->
</script>
</head>
<body>
<pre id='vimCodeElement'>
<span class="Comment">//: Helper for the repl.</span>

<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
RUN_INTERACTIVE<span class="Delimiter">,</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
Recipe_number[<span class="Constant">&quot;run-interactive&quot;</span>] = RUN_INTERACTIVE<span class="Delimiter">;</span>
<span class="CommentedCode">//? cerr &lt;&lt; &quot;run-interactive: &quot; &lt;&lt; RUN_INTERACTIVE &lt;&lt; '\n'; //? 1</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
case RUN_INTERACTIVE: <span class="Delimiter">{</span>
  assert<span class="Delimiter">(</span>scalar<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">)));</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA 0\n&quot;; //? 1</span>
  run_interactive<span class="Delimiter">(</span>ingredients<span class="Delimiter">.</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">).</span>at<span class="Delimiter">(</span><span class="Constant">0</span><span class="Delimiter">));</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;ZZZ\n&quot;; //? 1</span>
  <span class="Identifier">continue</span><span class="Delimiter">;</span>  <span class="Comment">// not done with caller; don't increment current_step_index()</span>
<span class="Delimiter">}</span>

<span class="Delimiter">:(code)</span>
<span class="Comment">// manual tests:</span>
<span class="Comment">//  empty string (excluding whitespace and comments) does nothing</span>
<span class="Comment">//  ctrl-d</span>
<span class="Comment">//  just an integer (excluding whitespace and comments) prints value of that location in memory</span>
<span class="Comment">//  instruction executes</span>
<span class="Comment">//  backspace at start begins new attempt</span>
void run_interactive<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
<span class="CommentedCode">//?   tb_shutdown(); //? 1</span>
  long long int size = Memory[address]<span class="Delimiter">;</span>
  if <span class="Delimiter">(</span>size == <span class="Constant">0</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
    ++current_step_index<span class="Delimiter">();</span>
    <span class="Identifier">return</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  ostringstream tmp<span class="Delimiter">;</span>
  for <span class="Delimiter">(</span>long long int curr = address+<span class="Constant">1</span><span class="Delimiter">;</span> curr &lt; address+size<span class="Delimiter">;</span> ++curr<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    <span class="Comment">// todo: unicode</span>
    tmp &lt;&lt; <span class="Delimiter">(</span>char<span class="Delimiter">)(</span>int<span class="Delimiter">)</span>Memory[curr]<span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
<span class="CommentedCode">//?   cerr &lt;&lt; size &lt;&lt; ' ' &lt;&lt; Memory[address+size] &lt;&lt; '\n'; //? 1</span>
  assert<span class="Delimiter">(</span>Memory[address+size] == <span class="Constant">10</span><span class="Delimiter">);</span>  <span class="Comment">// skip the newline</span>
  if <span class="Delimiter">(</span>Recipe_number<span class="Delimiter">.</span>find<span class="Delimiter">(</span><span class="Constant">&quot;interactive&quot;</span><span class="Delimiter">)</span> == Recipe_number<span class="Delimiter">.</span>end<span class="Delimiter">())</span>
    Recipe_number[<span class="Constant">&quot;interactive&quot;</span>] = Next_recipe_number++<span class="Delimiter">;</span>
  string command = trim<span class="Delimiter">(</span>strip_comments<span class="Delimiter">(</span>tmp<span class="Delimiter">.</span>str<span class="Delimiter">()));</span>
  if <span class="Delimiter">(</span>command<span class="Delimiter">.</span>empty<span class="Delimiter">())</span> <span class="Delimiter">{</span>
    ++current_step_index<span class="Delimiter">();</span>
    <span class="Identifier">return</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  if <span class="Delimiter">(</span>is_integer<span class="Delimiter">(</span>command<span class="Delimiter">))</span> <span class="Delimiter">{</span>
    print_value_of_location_as_response<span class="Delimiter">(</span>to_integer<span class="Delimiter">(</span>command<span class="Delimiter">));</span>
    ++current_step_index<span class="Delimiter">();</span>
    <span class="Identifier">return</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
<span class="CommentedCode">//?   exit(0); //? 1</span>
  if <span class="Delimiter">(</span>Name[Recipe_number[<span class="Constant">&quot;interactive&quot;</span>]]<span class="Delimiter">.</span>find<span class="Delimiter">(</span>command<span class="Delimiter">)</span> != Name[Recipe_number[<span class="Constant">&quot;interactive&quot;</span>]]<span class="Delimiter">.</span>end<span class="Delimiter">())</span> <span class="Delimiter">{</span>
    print_value_of_location_as_response<span class="Delimiter">(</span>Name[Recipe_number[<span class="Constant">&quot;interactive&quot;</span>]][command]<span class="Delimiter">);</span>
    ++current_step_index<span class="Delimiter">();</span>
    <span class="Identifier">return</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
<span class="CommentedCode">//?   tb_shutdown(); //? 1</span>
<span class="CommentedCode">//?   cerr &lt;&lt; command; //? 1</span>
<span class="CommentedCode">//?   exit(0); //? 1</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;AAA 1\n&quot;; //? 1</span>
  Recipe<span class="Delimiter">.</span>erase<span class="Delimiter">(</span>Recipe_number[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">);</span>
  <span class="Comment">// call run(string) but without the scheduling</span>
<span class="CommentedCode">//?   cerr &lt;&lt; (&quot;recipe interactive [\n&quot;+command+&quot;\n]\n&quot;); //? 1</span>
  load<span class="Delimiter">(</span><span class="Constant">&quot;recipe interactive [</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span>+command+<span class="Constant">&quot;</span><span class="cSpecial">\n</span><span class="Constant">]</span><span class="cSpecial">\n</span><span class="Constant">&quot;</span><span class="Delimiter">);</span>
  transform_all<span class="Delimiter">();</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;names: &quot; &lt;&lt; Name[Recipe_number[&quot;interactive&quot;]].size() &lt;&lt; &quot;; &quot;; //? 1</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;steps: &quot; &lt;&lt; Recipe[Recipe_number[&quot;interactive&quot;]].steps.size() &lt;&lt; &quot;; &quot;; //? 1</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;interactive transformed_until: &quot; &lt;&lt; Recipe[Recipe_number[&quot;interactive&quot;]].transformed_until &lt;&lt; '\n'; //? 1</span>
  Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>push_front<span class="Delimiter">(</span>call<span class="Delimiter">(</span>Recipe_number[<span class="Constant">&quot;interactive&quot;</span>]<span class="Delimiter">));</span>
<span class="Delimiter">}</span>

string strip_comments<span class="Delimiter">(</span>string in<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  ostringstream result<span class="Delimiter">;</span>
<span class="CommentedCode">//?   cerr &lt;&lt; in; //? 1</span>
  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">);</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    if <span class="Delimiter">(</span>in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="Constant">'#'</span><span class="Delimiter">)</span> <span class="Delimiter">{</span>
      result &lt;&lt; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">);</span>
    <span class="Delimiter">}</span>
    else <span class="Delimiter">{</span>
      while <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> != <span class="cSpecial">'\n'</span><span class="Delimiter">)</span>
        ++i<span class="Delimiter">;</span>
      if <span class="Delimiter">(</span>i &lt; SIZE<span class="Delimiter">(</span>in<span class="Delimiter">)</span> &amp;&amp; in<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">)</span> == <span class="cSpecial">'\n'</span><span class="Delimiter">)</span> ++i<span class="Delimiter">;</span>
    <span class="Delimiter">}</span>
  <span class="Delimiter">}</span>
<span class="CommentedCode">//?   cerr &lt;&lt; &quot;ZZZ&quot;; //? 1</span>
  <span class="Identifier">return</span> result<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
<span class="Delimiter">}</span>

void print_value_of_location_as_response<span class="Delimiter">(</span>long long int address<span class="Delimiter">)</span> <span class="Delimiter">{</span>
  <span class="Comment">// convert to string</span>
  ostringstream out<span class="Delimiter">;</span>
  out &lt;&lt; <span class="Constant">&quot;=&gt; &quot;</span> &lt;&lt; Memory[address]<span class="Delimiter">;</span>
  string result = out<span class="Delimiter">.</span>str<span class="Delimiter">();</span>
  <span class="Comment">// handle regular I/O</span>
  if <span class="Delimiter">(</span>!tb_is_active<span class="Delimiter">())</span> <span class="Delimiter">{</span>
    cerr &lt;&lt; result &lt;&lt; <span class="cSpecial">'\n'</span><span class="Delimiter">;</span>
    <span class="Identifier">return</span><span class="Delimiter">;</span>
  <span class="Delimiter">}</span>
  <span class="Comment">// raw I/O; use termbox to print</span>
  long long int bound = SIZE<span class="Delimiter">(</span>result<span class="Delimiter">);</span>
  if <span class="Delimiter">(</span>bound &gt; tb_width<span class="Delimiter">())</span> bound = tb_width<span class="Delimiter">();</span>
  for <span class="Delimiter">(</span>long long int i = <span class="Constant">0</span><span class="Delimiter">;</span> i &lt; bound<span class="Delimiter">;</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span>
    tb_change_cell<span class="Delimiter">(</span>i<span class="Delimiter">,</span> Display_row<span class="Delimiter">,</span> result<span class="Delimiter">.</span>at<span class="Delimiter">(</span>i<span class="Delimiter">),</span> <span class="Comment">/*</span><span class="Comment">computer's color</span><span class="Comment">*/</span><span class="Constant">245</span><span class="Delimiter">,</span> TB_BLACK<span class="Delimiter">);</span>
  <span class="Delimiter">}</span>
  <span class="Comment">// newline</span>
  if <span class="Delimiter">(</span>Display_row &lt; tb_height<span class="Delimiter">()</span>-<span class="Constant">1</span><span class="Delimiter">)</span>
    ++Display_row<span class="Delimiter">;</span>
  Display_column = <span class="Constant">0</span><span class="Delimiter">;</span>
  tb_set_cursor<span class="Delimiter">(</span>Display_column<span class="Delimiter">,</span> Display_row<span class="Delimiter">);</span>
  tb_present<span class="Delimiter">();</span>
<span class="Delimiter">}</span>

<span class="SalientComment">//:: debugging tool</span>

<span class="Delimiter">:(before &quot;End Primitive Recipe Declarations&quot;)</span>
_RUN_DEPTH<span class="Delimiter">,</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Numbers&quot;)</span>
Recipe_number[<span class="Constant">&quot;$run-depth&quot;</span>] = _RUN_DEPTH<span class="Delimiter">;</span>
<span class="Delimiter">:(before &quot;End Primitive Recipe Implementations&quot;)</span>
case _RUN_DEPTH: <span class="Delimiter">{</span>
  cerr &lt;&lt; Current_routine<span class="Delimiter">-&gt;</span>calls<span class="Delimiter">.</span>size<span class="Delimiter">();</span>
  <span class="Identifier">break</span><span class="Delimiter">;</span>
<span class="Delimiter">}</span>
</pre>
</body>
</html>
<!-- vim: set foldmethod=manual : -->