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26 <h1>SMLofNJStructure</h1>
30 <div class="sectionbody">
31 <div class="listingblock">
32 <div class="content"><div class="highlight"><pre><span class="k">signature</span><span class="w"> </span><span class="n">SML_OF_NJ</span><span class="w"> </span><span class="p">=</span><span class="w"></span>
33 <span class="w"> </span><span class="k">sig</span><span class="w"></span>
34 <span class="w"> </span><span class="k">structure</span><span class="w"> </span><span class="n">Cont</span><span class="p">:</span><span class="w"></span>
35 <span class="w"> </span><span class="k">sig</span><span class="w"></span>
36 <span class="w"> </span><span class="k">type</span><span class="w"> </span><span class="n">'a</span><span class="w"> </span><span class="n">cont</span><span class="w"></span>
37 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">callcc</span><span class="p">:</span><span class="w"> </span><span class="p">(</span><span class="n">'a</span><span class="w"> </span><span class="n">cont</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">'a</span><span class="p">)</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">'a</span><span class="w"></span>
38 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">isolate</span><span class="p">:</span><span class="w"> </span><span class="p">(</span><span class="n">'a</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">unit</span><span class="p">)</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">'a</span><span class="w"> </span><span class="n">cont</span><span class="w"></span>
39 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">throw</span><span class="p">:</span><span class="w"> </span><span class="n">'a</span><span class="w"> </span><span class="n">cont</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">'a</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">'b</span><span class="w"></span>
40 <span class="w"> </span><span class="k">end</span><span class="w"></span>
41 <span class="w"> </span><span class="k">structure</span><span class="w"> </span><span class="n">SysInfo</span><span class="p">:</span><span class="w"></span>
42 <span class="w"> </span><span class="k">sig</span><span class="w"></span>
43 <span class="w"> </span><span class="k">exception</span><span class="w"> </span><span class="n">UNKNOWN</span><span class="w"></span>
44 <span class="w"> </span><span class="k">datatype</span><span class="w"> </span><span class="n">os_kind</span><span class="w"> </span><span class="p">=</span><span class="w"> </span><span class="n">BEOS</span><span class="w"> </span><span class="p">|</span><span class="w"> </span><span class="n">MACOS</span><span class="w"> </span><span class="p">|</span><span class="w"> </span><span class="n">OS2</span><span class="w"> </span><span class="p">|</span><span class="w"> </span><span class="n">UNIX</span><span class="w"> </span><span class="p">|</span><span class="w"> </span><span class="n">WIN32</span><span class="w"></span>
46 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">getHostArch</span><span class="p">:</span><span class="w"> </span><span class="n">unit</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">string</span><span class="w"></span>
47 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">getOSKind</span><span class="p">:</span><span class="w"> </span><span class="n">unit</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">os_kind</span><span class="w"></span>
48 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">getOSName</span><span class="p">:</span><span class="w"> </span><span class="n">unit</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">string</span><span class="w"></span>
49 <span class="w"> </span><span class="k">end</span><span class="w"></span>
51 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">exnHistory</span><span class="p">:</span><span class="w"> </span><span class="n">exn</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="n">list</span><span class="w"></span>
52 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">exportFn</span><span class="p">:</span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="p">(</span><span class="n">string</span><span class="w"> </span><span class="n">*</span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="n">list</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">OS</span><span class="p">.</span><span class="n">Process</span><span class="p">.</span><span class="n">status</span><span class="p">)</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">unit</span><span class="w"></span>
53 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">exportML</span><span class="p">:</span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">bool</span><span class="w"></span>
54 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">getAllArgs</span><span class="p">:</span><span class="w"> </span><span class="n">unit</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="n">list</span><span class="w"></span>
55 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">getArgs</span><span class="p">:</span><span class="w"> </span><span class="n">unit</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">string</span><span class="w"> </span><span class="n">list</span><span class="w"></span>
56 <span class="w"> </span><span class="k">val</span><span class="w"> </span><span class="n">getCmdName</span><span class="p">:</span><span class="w"> </span><span class="n">unit</span><span class="w"> </span><span class="p">-></span><span class="w"> </span><span class="n">string</span><span class="w"></span>
57 <span class="w"> </span><span class="k">end</span><span class="w"></span>
58 </pre></div></div></div>
59 <div class="paragraph"><p><span class="monospaced">SMLofNJ</span> implements a subset of the structure of the same name
60 provided in <a href="SMLNJ">Standard ML of New Jersey</a>. It is included to
61 make it easier to port programs between the two systems. The
62 semantics of these functions may be different than in SML/NJ.</p></div>
63 <div class="ulist"><ul>
66 <span class="monospaced">structure Cont</span>
68 <div class="paragraph"><p>implements continuations.</p></div>
72 <span class="monospaced">SysInfo.getHostArch ()</span>
74 <div class="paragraph"><p>returns the string for the architecture.</p></div>
78 <span class="monospaced">SysInfo.getOSKind</span>
80 <div class="paragraph"><p>returns the OS kind.</p></div>
84 <span class="monospaced">SysInfo.getOSName ()</span>
86 <div class="paragraph"><p>returns the string for the host.</p></div>
90 <span class="monospaced">exnHistory</span>
92 <div class="paragraph"><p>the same as <span class="monospaced">MLton.Exn.history</span>.</p></div>
96 <span class="monospaced">getCmdName ()</span>
98 <div class="paragraph"><p>the same as <span class="monospaced">CommandLine.name ()</span>.</p></div>
102 <span class="monospaced">getArgs ()</span>
104 <div class="paragraph"><p>the same as <span class="monospaced">CommandLine.arguments ()</span>.</p></div>
108 <span class="monospaced">getAllArgs ()</span>
110 <div class="paragraph"><p>the same as <span class="monospaced">getCmdName()::getArgs()</span>.</p></div>
114 <span class="monospaced">exportFn f</span>
116 <div class="paragraph"><p>saves the state of the computation to a file that will apply <span class="monospaced">f</span> to
117 the command-line arguments upon restart.</p></div>
121 <span class="monospaced">exportML f</span>
123 <div class="paragraph"><p>saves the state of the computation to file <span class="monospaced">f</span> and continue. Returns
124 <span class="monospaced">true</span> in the restarted computation and <span class="monospaced">false</span> in the continuing
125 computation.</p></div>
131 <div id="footnotes"><hr></div>
133 <div id="footer-text">
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