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File: <b >Synopsis/Processors/TypedefFolder.py</b><pre class="sxr"><a id="line1"></a><span class="lineno"> 1</span><span class="line"><span class="py-comment">#</span></span>
<a id="line2"></a><span class="lineno"> 2</span><span class="line"><span class="py-comment"># Copyright (C) 2008 Stefan Seefeld</span></span>
<a id="line3"></a><span class="lineno"> 3</span><span class="line"><span class="py-comment"># All rights reserved.</span></span>
<a id="line4"></a><span class="lineno"> 4</span><span class="line"><span class="py-comment"># Licensed to the public under the terms of the GNU LGPL (>= 2),</span></span>
<a id="line5"></a><span class="lineno"> 5</span><span class="line"><span class="py-comment"># see the file COPYING for details.</span></span>
<a id="line6"></a><span class="lineno"> 6</span><span class="line"><span class="py-comment">#</span></span>
<a id="line7"></a><span class="lineno"> 7</span>
<a id="line8"></a><span class="lineno"> 8</span><span class="line"><span class="py-keyword">from</span> Synopsis.Processor <span class="py-keyword">import</span> *</span>
<a id="line9"></a><span class="lineno"> 9</span><span class="line"><span class="py-keyword">from</span> Synopsis <span class="py-keyword">import</span> ASG</span>
<a id="line10"></a><span class="lineno">10</span>
<a id="line11"></a><span class="lineno">11</span><span class="line"><span class="py-keyword">class</span> <a href="../../../Scopes/Synopsis/Processors/TypedefFolder/TypedefFolder.html">TypedefFolder</a>(Processor, ASG.Visitor):</span>
<a id="line12"></a><span class="lineno">12</span><span class="line"> <span class="py-string">"""Fold (anonymous) types into enclosing typedefs."""</span></span>
<a id="line13"></a><span class="lineno">13</span>
<a id="line14"></a><span class="lineno">14</span><span class="line"> anonymous_only = Parameter(True, <span class="py-string">"Whether or not folding should be restricted to unnamed types."</span>)</span>
<a id="line15"></a><span class="lineno">15</span>
<a id="line16"></a><span class="lineno">16</span><span class="line"> <span class="py-keyword">def</span> <a href="../../../Scopes/Synopsis/Processors/TypedefFolder/TypedefFolder.html#process">process</a>(self, ir, **kwds):</span>
<a id="line17"></a><span class="lineno">17</span>
<a id="line18"></a><span class="lineno">18</span><span class="line"> self.set_parameters(kwds)</span>
<a id="line19"></a><span class="lineno">19</span><span class="line"> self.ir = self.merge_input(ir)</span>
<a id="line20"></a><span class="lineno">20</span>
<a id="line21"></a><span class="lineno">21</span><span class="line"> self.scopes = []</span>
<a id="line22"></a><span class="lineno">22</span><span class="line"> <span class="py-comment"># Iterate over a copy so we can safely modify</span></span>
<a id="line23"></a><span class="lineno">23</span><span class="line"> <span class="py-comment"># the original in the process.</span></span>
<a id="line24"></a><span class="lineno">24</span><span class="line"> decls = self.ir.asg.declarations[:]</span>
<a id="line25"></a><span class="lineno">25</span><span class="line"> <span class="py-keyword">for</span> d <span class="py-keyword">in</span> decls:</span>
<a id="line26"></a><span class="lineno">26</span><span class="line"> d.accept(self)</span>
<a id="line27"></a><span class="lineno">27</span><span class="line"> <span class="py-keyword">return</span> self.output_and_return_ir()</span>
<a id="line28"></a><span class="lineno">28</span>
<a id="line29"></a><span class="lineno">29</span><span class="line"> <span class="py-keyword">def</span> <a href="../../../Scopes/Synopsis/Processors/TypedefFolder/TypedefFolder.html#visit_scope">visit_scope</a>(self, s):</span>
<a id="line30"></a><span class="lineno">30</span>
<a id="line31"></a><span class="lineno">31</span><span class="line"> self.scopes.append(s)</span>
<a id="line32"></a><span class="lineno">32</span><span class="line"> decls = s.declarations[:]</span>
<a id="line33"></a><span class="lineno">33</span><span class="line"> <span class="py-keyword">for</span> d <span class="py-keyword">in</span> decls:</span>
<a id="line34"></a><span class="lineno">34</span><span class="line"> d.accept(self)</span>
<a id="line35"></a><span class="lineno">35</span><span class="line"> self.scopes.pop()</span>
<a id="line36"></a><span class="lineno">36</span>
<a id="line37"></a><span class="lineno">37</span><span class="line"> visit_group = visit_scope</span>
<a id="line38"></a><span class="lineno">38</span>
<a id="line39"></a><span class="lineno">39</span><span class="line"> <span class="py-keyword">def</span> <a href="../../../Scopes/Synopsis/Processors/TypedefFolder/TypedefFolder.html#visit_typedef">visit_typedef</a>(self, t):</span>
<a id="line40"></a><span class="lineno">40</span>
<a id="line41"></a><span class="lineno">41</span><span class="line"> <span class="py-keyword">if</span> t.constr:</span>
<a id="line42"></a><span class="lineno">42</span><span class="line"> <span class="py-keyword">if</span> self.verbose: <span class="py-keyword">print</span> <span class="py-string">'replace'</span>, t.alias.name, <span class="py-string">'by'</span>, t.name</span>
<a id="line43"></a><span class="lineno">43</span><span class="line"> alias = self.ir.asg.types.pop(t.alias.name)</span>
<a id="line44"></a><span class="lineno">44</span><span class="line"> alias.declaration.name = alias.name = t.name</span>
<a id="line45"></a><span class="lineno">45</span><span class="line"> self.ir.asg.types[alias.name] = alias</span>
<a id="line46"></a><span class="lineno">46</span><span class="line"> <span class="py-keyword">if</span> len(self.scopes):</span>
<a id="line47"></a><span class="lineno">47</span><span class="line"> decls = self.scopes[-1].declarations</span>
<a id="line48"></a><span class="lineno">48</span><span class="line"> <span class="py-keyword">else</span>:</span>
<a id="line49"></a><span class="lineno">49</span><span class="line"> decls = self.ir.asg.declarations</span>
<a id="line50"></a><span class="lineno">50</span><span class="line"> <span class="py-keyword">del</span> decls[decls.index(t)]</span>
<a id="line51"></a><span class="lineno">51</span>
<a id="line52"></a><span class="lineno">52</span><span class="line"> <span class="py-keyword">if</span> type(alias.declaration) == ASG.Class:</span>
<a id="line53"></a><span class="lineno">53</span><span class="line"> i = len(alias.declaration.name)</span>
<a id="line54"></a><span class="lineno">54</span><span class="line"> <span class="py-keyword">for</span> d <span class="py-keyword">in</span> alias.declaration.declarations:</span>
<a id="line55"></a><span class="lineno">55</span><span class="line"> d.name = d.name[:i-1] + (alias.name[-1],) + d.name[i:]</span>
<a id="line56"></a><span class="lineno">56</span>
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