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<a href="TriBool_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*---------------------------------------------------------------------\</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">| ____ _ __ __ ___ |</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">| |__ / \ / / . \ . \ |</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">| / / \ V /| _/ _/ |</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">| / /__ | | | | | | |</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">| /_____||_| |_| |_| |</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">| |</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">\---------------------------------------------------------------------*/</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#ifndef ZYPP_TRIBOOL_H</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#define ZYPP_TRIBOOL_H</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <iosfwd></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <string></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <boost/logic/tribool.hpp></span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> </div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="keyword">namespace </span><a class="code" href="namespacezypp.html">zypp</a></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> { </div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="keyword">typedef</span> boost::logic::tribool <a class="code" href="group__BOOST.html#gad228c7343f60318e4c045a2ae77e9c39">TriBool</a>;</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keyword">using</span> boost::logic::tribool;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">using</span> boost::logic::indeterminate;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="namespacezypp.html#a7c6c36111c52dde2fa60b7c9dcb7f247"> 44</a></span>  <span class="keyword">inline</span> std::string <a class="code" href="namespacezypp.html#a1547a676c9d1f206e0ed614d42d74c2d">asString</a>( <span class="keyword">const</span> <a class="code" href="group__BOOST.html#gad228c7343f60318e4c045a2ae77e9c39">TriBool</a> & val_r, <span class="keyword">const</span> std::string & istr_r = std::string(),</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">const</span> std::string & tstr_r = std::string(),</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">const</span> std::string & fstr_r = std::string() )</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  std::string ret;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">if</span> (indeterminate(val_r))</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  ret = ( istr_r.empty() ? <span class="stringliteral">"indeterminate"</span> : istr_r );</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (val_r)</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  ret = ( tstr_r.empty() ? <span class="stringliteral">"true"</span> : tstr_r );</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  ret = ( fstr_r.empty() ? <span class="stringliteral">"false"</span> : fstr_r );</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  }</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> } <span class="comment">// namespace zypp</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"></span><span class="keyword">namespace </span><a class="code" href="namespaceboost.html">boost</a></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> {</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keyword">namespace </span>logic</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keyword">inline</span> std::ostream & <a class="code" href="namespacezypp_1_1exception__detail.html#a83a26176dfc5d6061b09fe209e40c938">operator<<</a>(std::ostream & s, <span class="keyword">const</span> tribool & obj)</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  { <span class="keywordflow">return</span> s << <a class="code" href="namespacezypp.html#a1547a676c9d1f206e0ed614d42d74c2d">zypp::asString</a>( obj ); }</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">inline</span> <span class="keywordtype">bool</span> sameTriboolState( tribool lhs, tribool rhs )</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  { <span class="keywordflow">return</span>( ( indeterminate(lhs) && indeterminate(rhs) ) || ( lhs == rhs ) ); }</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> }</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="preprocessor">#endif // ZYPP_TRIBOOL_H</span></div><div class="ttc" id="namespacezypp_html_a1547a676c9d1f206e0ed614d42d74c2d"><div class="ttname"><a href="namespacezypp.html#a1547a676c9d1f206e0ed614d42d74c2d">zypp::asString</a></div><div class="ttdeci">std::string asString(const DefaultIntegral< Tp, TInitial > &obj)</div><div class="ttdef"><b>Definition:</b> <a href="DefaultIntegral_8h_source.html#l00098">DefaultIntegral.h:98</a></div></div>
<div class="ttc" id="namespaceboost_html"><div class="ttname"><a href="namespaceboost.html">boost</a></div><div class="ttdoc">Boost libraries.</div></div>
<div class="ttc" id="namespacezypp_1_1exception__detail_html_a83a26176dfc5d6061b09fe209e40c938"><div class="ttname"><a href="namespacezypp_1_1exception__detail.html#a83a26176dfc5d6061b09fe209e40c938">zypp::exception_detail::operator<<</a></div><div class="ttdeci">std::ostream & operator<<(std::ostream &str, const CodeLocation &obj)</div><div class="ttdef"><b>Definition:</b> <a href="Exception_8cc_source.html#l00038">Exception.cc:38</a></div></div>
<div class="ttc" id="group__BOOST_html_gad228c7343f60318e4c045a2ae77e9c39"><div class="ttname"><a href="group__BOOST.html#gad228c7343f60318e4c045a2ae77e9c39">zypp::TriBool</a></div><div class="ttdeci">boost::logic::tribool TriBool</div><div class="ttdoc">3-state boolean logic (true, false and indeterminate).</div><div class="ttdef"><b>Definition:</b> <a href="String_8h_source.html#l00030">String.h:30</a></div></div>
<div class="ttc" id="namespacezypp_html"><div class="ttname"><a href="namespacezypp.html">zypp</a></div><div class="ttdoc">Easy-to use interface to the ZYPP dependency resolver.</div><div class="ttdef"><b>Definition:</b> <a href="CodePitfalls_8doc_source.html#l00001">CodePitfalls.doc:1</a></div></div>
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