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<h1>data.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// "data.cpp"</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="comment">// (c) OPAC Team, LIFL, January 2006</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">/* </span>
<a name="l00006"></a>00006 <span class="comment"> Contact: paradiseo-help@lists.gforge.inria.fr</span>
<a name="l00007"></a>00007 <span class="comment">*/</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="preprocessor">#include &lt;stdio.h&gt;</span>
<a name="l00010"></a>00010 <span class="preprocessor">#include &lt;assert.h&gt;</span>
<a name="l00011"></a>00011 <span class="preprocessor">#include &lt;string.h&gt;</span>
<a name="l00012"></a>00012 <span class="preprocessor">#include &lt;stdlib.h&gt;</span>
<a name="l00013"></a>00013
<a name="l00014"></a>00014 <span class="preprocessor">#include &lt;utils/eoParser.h&gt;</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="preprocessor">#include "data.h"</span>
<a name="l00017"></a>00017 <span class="preprocessor">#include "node.h"</span>
<a name="l00018"></a>00018
<a name="l00019"></a>00019 <span class="preprocessor">#define MAX_TRASH_LENGTH 1000</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span><span class="preprocessor">#define MAX_FIELD_LENGTH 1000</span>
<a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">#define MAX_LINE_LENGTH 1000</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span>
<a name="l00023"></a>00023 <span class="keyword">static</span> <span class="keywordtype">void</span> getNextField (FILE * __f, <span class="keywordtype">char</span> * __buff) {
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <span class="keywordtype">char</span> trash [MAX_TRASH_LENGTH];
<a name="l00026"></a>00026
<a name="l00027"></a>00027 fscanf (__f, <span class="stringliteral">"%[ \t:\n]"</span>, trash); <span class="comment">/* Discarding sep. */</span>
<a name="l00028"></a>00028 fscanf (__f, <span class="stringliteral">"%[^:\n]"</span>, __buff); <span class="comment">/* Reading the field */</span>
<a name="l00029"></a>00029 fgetc (__f);
<a name="l00030"></a>00030 }
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="keyword">static</span> <span class="keywordtype">void</span> getLine (FILE * __f, <span class="keywordtype">char</span> * __buff) {
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keywordtype">char</span> trash [MAX_TRASH_LENGTH];
<a name="l00035"></a>00035
<a name="l00036"></a>00036 fscanf (__f, <span class="stringliteral">"%[ \t:\n]"</span>, trash); <span class="comment">/* Discarding sep. */</span>
<a name="l00037"></a>00037 fscanf (__f, <span class="stringliteral">"%[^\n]"</span>, __buff); <span class="comment">/* Reading the line */</span>
<a name="l00038"></a>00038 }
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keywordtype">void</span> loadData (<span class="keyword">const</span> <span class="keywordtype">char</span> * __filename) {
<a name="l00041"></a>00041
<a name="l00042"></a>00042 FILE * f = fopen (__filename, <span class="stringliteral">"r"</span>);
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keywordflow">if</span> (f) {
<a name="l00045"></a>00045
<a name="l00046"></a>00046 printf (<span class="stringliteral">"Loading '%s'.\n"</span>, __filename);
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="keywordtype">char</span> field [MAX_FIELD_LENGTH];
<a name="l00049"></a>00049
<a name="l00050"></a>00050 getNextField (f, field); <span class="comment">/* Name */</span>
<a name="l00051"></a>00051 assert (strstr (field, <span class="stringliteral">"NAME"</span>));
<a name="l00052"></a>00052 getNextField (f, field);
<a name="l00053"></a>00053 printf (<span class="stringliteral">"NAME: %s.\n"</span>, field);
<a name="l00054"></a>00054
<a name="l00055"></a>00055 getNextField (f, field); <span class="comment">/* Comment */</span>
<a name="l00056"></a>00056 assert (strstr (field, <span class="stringliteral">"COMMENT"</span>));
<a name="l00057"></a>00057 getLine (f, field);
<a name="l00058"></a>00058 printf (<span class="stringliteral">"COMMENT: %s.\n"</span>, field);
<a name="l00059"></a>00059
<a name="l00060"></a>00060 getNextField (f, field); <span class="comment">/* Type */</span>
<a name="l00061"></a>00061 assert (strstr (field, <span class="stringliteral">"TYPE"</span>));
<a name="l00062"></a>00062 getNextField (f, field);
<a name="l00063"></a>00063 printf (<span class="stringliteral">"TYPE: %s.\n"</span>, field);
<a name="l00064"></a>00064
<a name="l00065"></a>00065 getNextField (f, field); <span class="comment">/* Dimension */</span>
<a name="l00066"></a>00066 assert (strstr (field, <span class="stringliteral">"DIMENSION"</span>));
<a name="l00067"></a>00067 getNextField (f, field);
<a name="l00068"></a>00068 printf (<span class="stringliteral">"DIMENSION: %s.\n"</span>, field);
<a name="l00069"></a>00069 numNodes = atoi (field);
<a name="l00070"></a>00070
<a name="l00071"></a>00071 getNextField (f, field); <span class="comment">/* Edge weight type */</span>
<a name="l00072"></a>00072 assert (strstr (field, <span class="stringliteral">"EDGE_WEIGHT_TYPE"</span>));
<a name="l00073"></a>00073 getNextField (f, field);
<a name="l00074"></a>00074 printf (<span class="stringliteral">"EDGE_WEIGHT_TYPE: %s.\n"</span>, field);
<a name="l00075"></a>00075
<a name="l00076"></a>00076 getNextField (f, field); <span class="comment">/* Node coord section */</span>
<a name="l00077"></a>00077 assert (strstr (field, <span class="stringliteral">"NODE_COORD_SECTION"</span>));
<a name="l00078"></a>00078 loadNodes (f);
<a name="l00079"></a>00079
<a name="l00080"></a>00080 getNextField (f, field); <span class="comment">/* End of file */</span>
<a name="l00081"></a>00081 assert (strstr (field, <span class="stringliteral">"EOF"</span>));
<a name="l00082"></a>00082 printf (<span class="stringliteral">"EOF.\n"</span>);
<a name="l00083"></a>00083 }
<a name="l00084"></a>00084 <span class="keywordflow">else</span> {
<a name="l00085"></a>00085
<a name="l00086"></a>00086 fprintf (stderr, <span class="stringliteral">"Can't open '%s'.\n"</span>, __filename);
<a name="l00087"></a>00087 exit (1);
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089 }
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keywordtype">void</span> loadData (eoParser &amp; __parser) {
<a name="l00092"></a>00092
<a name="l00093"></a>00093 <span class="comment">/* Getting the path of the instance */</span>
<a name="l00094"></a>00094
<a name="l00095"></a>00095 eoValueParam &lt;std :: string&gt; param (<span class="stringliteral">""</span>, <span class="stringliteral">"inst"</span>, <span class="stringliteral">"Path of the instance"</span>) ;
<a name="l00096"></a>00096 __parser.processParam (param) ;
<a name="l00097"></a>00097 loadData (param.value ().c_str ());
<a name="l00098"></a>00098 }
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Jan 9 15:47:41 2007 for ParadisEO-PEO - Lessons by&nbsp;
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