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<title>LCOV - lcov.info - ept/debtags/vocabulary.cc</title>
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<td class="headerItem" width="20%">Current view:</td>
<td class="headerValue" width="80%" colspan=4><a href="../../index.html">directory</a> - <a href="index.html">ept/debtags</a> - vocabulary.cc</td>
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<td class="headerItem" width="20%">Test:</td>
<td class="headerValue" width="80%" colspan=4>lcov.info</td>
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<td class="headerItem" width="20%">Date:</td>
<td class="headerValue" width="20%">2008-08-14</td>
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<td class="headerItem" width="20%">Instrumented lines:</td>
<td class="headerValue" width="20%">102</td>
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<td class="headerItem" width="20%">Code covered:</td>
<td class="headerValue" width="20%">95.1 %</td>
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<td class="headerItem" width="20%">Executed lines:</td>
<td class="headerValue" width="20%">97</td>
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<td><pre class="source">
<span class="lineNum"> 1 </span> : /* -*- C++ -*-
<span class="lineNum"> 2 </span> : * Tag vocabulary access
<span class="lineNum"> 3 </span> : *
<span class="lineNum"> 4 </span> : * Copyright (C) 2003--2007 Enrico Zini <enrico@debian.org>
<span class="lineNum"> 5 </span> : *
<span class="lineNum"> 6 </span> : * This program is free software; you can redistribute it and/or modify
<span class="lineNum"> 7 </span> : * it under the terms of the GNU General Public License as published by
<span class="lineNum"> 8 </span> : * the Free Software Foundation; either version 2 of the License, or
<span class="lineNum"> 9 </span> : * (at your option) any later version.
<span class="lineNum"> 10 </span> : *
<span class="lineNum"> 11 </span> : * This program is distributed in the hope that it will be useful,
<span class="lineNum"> 12 </span> : * but WITHOUT ANY WARRANTY; without even the implied warranty of
<span class="lineNum"> 13 </span> : * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
<span class="lineNum"> 14 </span> : * GNU General Public License for more details.
<span class="lineNum"> 15 </span> : *
<span class="lineNum"> 16 </span> : * You should have received a copy of the GNU General Public License
<span class="lineNum"> 17 </span> : * along with this program; if not, write to the Free Software
<span class="lineNum"> 18 </span> : * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
<span class="lineNum"> 19 </span> : */
<span class="lineNum"> 20 </span> :
<span class="lineNum"> 21 </span> : #include <ept/debtags/vocabulary.h>
<span class="lineNum"> 22 </span> : #include <ept/debtags/maint/vocabularyindexer.h>
<span class="lineNum"> 23 </span> : #include <ept/debtags/maint/debdbparser.h>
<span class="lineNum"> 24 </span> : #include <ept/debtags/maint/path.h>
<span class="lineNum"> 25 </span> :
<span class="lineNum"> 26 </span> : #include <tagcoll/input/memory.h>
<span class="lineNum"> 27 </span> :
<span class="lineNum"> 28 </span> : #include <cstring>
<span class="lineNum"> 29 </span> : #include <sstream>
<span class="lineNum"> 30 </span> :
<span class="lineNum"> 31 </span> : #include <sys/types.h>
<span class="lineNum"> 32 </span> : #include <sys/stat.h>
<span class="lineNum"> 33 </span> : #include <fcntl.h>
<span class="lineNum"> 34 </span> : #include <sys/mman.h>
<span class="lineNum"> 35 </span> :
<span class="lineNum"> 36 </span> : using namespace tagcoll;
<span class="lineNum"> 37 </span> :
<span class="lineNum"> 38 </span> : namespace ept {
<span class="lineNum"> 39 </span> : namespace debtags {
<span class="lineNum"> 40 </span> :
<span class="lineNum"> 41 </span><span class="lineCov"> 9 : int Vocabulary::FacetIndex::id(const char* name) const</span>
<span class="lineNum"> 42 </span> : {
<span class="lineNum"> 43 </span><span class="lineCov"> 9 : if (size() == 0) return -1;</span>
<span class="lineNum"> 44 </span> : int begin, end;
<span class="lineNum"> 45 </span> :
<span class="lineNum"> 46 </span> : /* Binary search */
<span class="lineNum"> 47 </span><span class="lineCov"> 9 : begin = -1, end = size();</span>
<span class="lineNum"> 48 </span><span class="lineCov"> 62 : while (end - begin > 1)</span>
<span class="lineNum"> 49 </span> : {
<span class="lineNum"> 50 </span><span class="lineCov"> 44 : int cur = (end + begin) / 2;</span>
<span class="lineNum"> 51 </span><span class="lineCov"> 44 : if (strcmp(item(cur)->name, name) > 0)</span>
<span class="lineNum"> 52 </span><span class="lineCov"> 16 : end = cur;</span>
<span class="lineNum"> 53 </span> : else
<span class="lineNum"> 54 </span><span class="lineCov"> 28 : begin = cur;</span>
<span class="lineNum"> 55 </span> : }
<span class="lineNum"> 56 </span> :
<span class="lineNum"> 57 </span><span class="lineCov"> 9 : if (begin == -1 || strcmp(item(begin)->name, name) != 0)</span>
<span class="lineNum"> 58 </span> : //throw NotFoundException(string("looking for the ID of string ") + str);
<span class="lineNum"> 59 </span><span class="lineCov"> 3 : return -1;</span>
<span class="lineNum"> 60 </span> : else
<span class="lineNum"> 61 </span><span class="lineCov"> 6 : return begin;</span>
<span class="lineNum"> 62 </span> : }
<span class="lineNum"> 63 </span> :
<span class="lineNum"> 64 </span><span class="lineCov"> 1105769 : int tagcmp(const char* tag1, const char* tag2)</span>
<span class="lineNum"> 65 </span> : {
<span class="lineNum"> 66 </span><span class="lineCov"> 1105769 : const char* tsep1 = strstr(tag1, "::");</span>
<span class="lineNum"> 67 </span><span class="lineCov"> 1105769 : if (tsep1 == NULL) return strcmp(tag1, tag2);</span>
<span class="lineNum"> 68 </span><span class="lineCov"> 1105766 : const char* tsep2 = strstr(tag2, "::");</span>
<span class="lineNum"> 69 </span><span class="lineCov"> 1105766 : if (tsep2 == NULL) return strcmp(tag1, tag2);</span>
<span class="lineNum"> 70 </span> :
<span class="lineNum"> 71 </span> : // See what is the length of the shortest facet
<span class="lineNum"> 72 </span><span class="lineCov"> 1105766 : int len1 = tsep1 - tag1;</span>
<span class="lineNum"> 73 </span><span class="lineCov"> 1105766 : int len2 = tsep2 - tag2;</span>
<span class="lineNum"> 74 </span><span class="lineCov"> 1105766 : int minlen = len1 < len2 ? len1 : len2;</span>
<span class="lineNum"> 75 </span> :
<span class="lineNum"> 76 </span><span class="lineCov"> 1105766 : int res = strncmp(tag1, tag2, minlen);</span>
<span class="lineNum"> 77 </span><span class="lineCov"> 1105766 : if (res != 0)</span>
<span class="lineNum"> 78 </span> : // Different facets
<span class="lineNum"> 79 </span><span class="lineCov"> 454813 : return res;</span>
<span class="lineNum"> 80 </span> :
<span class="lineNum"> 81 </span><span class="lineCov"> 650953 : if (len1 == len2)</span>
<span class="lineNum"> 82 </span> : // If the facet is the same, compare the tags
<span class="lineNum"> 83 </span><span class="lineCov"> 639402 : return strcmp(tsep1 + 2, tsep2 + 2);</span>
<span class="lineNum"> 84 </span> : else
<span class="lineNum"> 85 </span> : // Two facets with similar prefixes
<span class="lineNum"> 86 </span><span class="lineCov"> 11551 : return len1 < len2 ? -1 : 1;</span>
<span class="lineNum"> 87 </span> : }
<span class="lineNum"> 88 </span> :
<span class="lineNum"> 89 </span><span class="lineCov"> 106377 : int Vocabulary::TagIndex::id(const char* name) const</span>
<span class="lineNum"> 90 </span> : {
<span class="lineNum"> 91 </span><span class="lineCov"> 106377 : if (size() == 0) return -1;</span>
<span class="lineNum"> 92 </span> : int begin, end;
<span class="lineNum"> 93 </span> :
<span class="lineNum"> 94 </span> : /* Binary search */
<span class="lineNum"> 95 </span><span class="lineCov"> 106377 : begin = -1, end = size();</span>
<span class="lineNum"> 96 </span><span class="lineCov"> 1212130 : while (end - begin > 1)</span>
<span class="lineNum"> 97 </span> : {
<span class="lineNum"> 98 </span><span class="lineCov"> 999376 : int cur = (end + begin) / 2;</span>
<span class="lineNum"> 99 </span><span class="lineCov"> 999376 : if (tagcmp(item(cur)->name, name) > 0)</span>
<span class="lineNum"> 100 </span><span class="lineCov"> 432389 : end = cur;</span>
<span class="lineNum"> 101 </span> : else
<span class="lineNum"> 102 </span><span class="lineCov"> 566987 : begin = cur;</span>
<span class="lineNum"> 103 </span> : }
<span class="lineNum"> 104 </span> :
<span class="lineNum"> 105 </span><span class="lineCov"> 106377 : if (begin == -1 || tagcmp(item(begin)->name, name) != 0)</span>
<span class="lineNum"> 106 </span> : //throw NotFoundException(string("looking for the ID of string ") + str);
<span class="lineNum"> 107 </span><span class="lineCov"> 132 : return -1;</span>
<span class="lineNum"> 108 </span> : else
<span class="lineNum"> 109 </span><span class="lineCov"> 106245 : return begin;</span>
<span class="lineNum"> 110 </span> : }
<span class="lineNum"> 111 </span> :
<span class="lineNum"> 112 </span><span class="lineCov"> 31 : Vocabulary::Vocabulary()</span>
<span class="lineNum"> 113 </span><span class="lineCov"> 31 : : voc_fd(-1), voc_size(0), voc_buf(0)</span>
<span class="lineNum"> 114 </span> : {
<span class="lineNum"> 115 </span><span class="lineCov"> 31 : std::string vocfname;</span>
<span class="lineNum"> 116 </span><span class="lineCov"> 31 : std::string idxfname;</span>
<span class="lineNum"> 117 </span> :
<span class="lineNum"> 118 </span><span class="lineCov"> 31 : if (!VocabularyIndexer::obtainWorkingVocabulary(vocfname, idxfname))</span>
<span class="lineNum"> 119 </span> : {
<span class="lineNum"> 120 </span><span class="lineCov"> 2 : m_timestamp = 0;</span>
<span class="lineNum"> 121 </span><span class="lineCov"> 2 : return;</span>
<span class="lineNum"> 122 </span> : }
<span class="lineNum"> 123 </span> :
<span class="lineNum"> 124 </span><span class="lineCov"> 29 : m_timestamp = Path::timestamp(idxfname);</span>
<span class="lineNum"> 125 </span> :
<span class="lineNum"> 126 </span><span class="lineCov"> 29 : mastermmap.init(idxfname);</span>
<span class="lineNum"> 127 </span> :
<span class="lineNum"> 128 </span> : // Initialize the facet and tag indexes
<span class="lineNum"> 129 </span><span class="lineCov"> 29 : findex.init(mastermmap, 0);</span>
<span class="lineNum"> 130 </span><span class="lineCov"> 29 : tindex.init(mastermmap, 1);</span>
<span class="lineNum"> 131 </span> :
<span class="lineNum"> 132 </span> : // MMap the vocabulary
<span class="lineNum"> 133 </span> :
<span class="lineNum"> 134 </span> : // Open the file
<span class="lineNum"> 135 </span><span class="lineCov"> 29 : voc_fname = vocfname;</span>
<span class="lineNum"> 136 </span><span class="lineCov"> 29 : if ((voc_fd = open(voc_fname.c_str(), O_RDONLY)) == -1)</span>
<span class="lineNum"> 137 </span><span class="lineNoCov"> 0 : throw wibble::exception::File(voc_fname, "opening vocabulary file");</span>
<span class="lineNum"> 138 </span> :
<span class="lineNum"> 139 </span><span class="lineCov"> 29 : off_t size = lseek(voc_fd, 0, SEEK_END);</span>
<span class="lineNum"> 140 </span><span class="lineCov"> 29 : if (size == (off_t)-1)</span>
<span class="lineNum"> 141 </span><span class="lineNoCov"> 0 : throw wibble::exception::File(voc_fname, "reading the size of vocabulary file");</span>
<span class="lineNum"> 142 </span><span class="lineCov"> 29 : voc_size = size;</span>
<span class="lineNum"> 143 </span> :
<span class="lineNum"> 144 </span> : // Map the file into memory
<span class="lineNum"> 145 </span><span class="lineCov"> 29 : if ((voc_buf = (const char*)mmap(0, voc_size, PROT_READ, MAP_PRIVATE, voc_fd, 0)) == MAP_FAILED)</span>
<span class="lineNum"> 146 </span><span class="lineNoCov"> 0 : throw wibble::exception::File(voc_fname, "mmapping vocabulary file");</span>
<span class="lineNum"> 147 </span><span class="lineNoCov"> 0 : }</span>
<span class="lineNum"> 148 </span> :
<span class="lineNum"> 149 </span><span class="lineCov"> 31 : Vocabulary::~Vocabulary()</span>
<span class="lineNum"> 150 </span> : {
<span class="lineNum"> 151 </span> : // Unmap and close the file
<span class="lineNum"> 152 </span><span class="lineCov"> 31 : if (voc_buf)</span>
<span class="lineNum"> 153 </span><span class="lineCov"> 29 : munmap((void*)voc_buf, voc_size);</span>
<span class="lineNum"> 154 </span><span class="lineCov"> 31 : if (voc_fd != -1)</span>
<span class="lineNum"> 155 </span><span class="lineCov"> 29 : close(voc_fd);</span>
<span class="lineNum"> 156 </span><span class="lineCov"> 31 : }</span>
<span class="lineNum"> 157 </span> :
<span class="lineNum"> 158 </span><span class="lineCov"> 120 : Facet Vocabulary::facetByID(int id) const</span>
<span class="lineNum"> 159 </span> : {
<span class="lineNum"> 160 </span><span class="lineCov"> 120 : return Facet(this, id);</span>
<span class="lineNum"> 161 </span> : }
<span class="lineNum"> 162 </span> :
<span class="lineNum"> 163 </span><span class="lineCov"> 745056 : Tag Vocabulary::tagByID(int id) const</span>
<span class="lineNum"> 164 </span> : {
<span class="lineNum"> 165 </span><span class="lineCov"> 745056 : return Tag(this, id);</span>
<span class="lineNum"> 166 </span> : }
<span class="lineNum"> 167 </span> :
<span class="lineNum"> 168 </span><span class="lineCov"> 1301 : void Vocabulary::parseVocBuf(std::map<std::string, std::string>& res, size_t ofs, size_t len) const</span>
<span class="lineNum"> 169 </span> : {
<span class="lineNum"> 170 </span> : // Access the right part of the mmapped buffer
<span class="lineNum"> 171 </span><span class="lineCov"> 1301 : std::stringstream name;</span>
<span class="lineNum"> 172 </span><span class="lineCov"> 1301 : name << voc_fname << '+' << ofs << '-' << len;</span>
<span class="lineNum"> 173 </span><span class="lineCov"> 1301 : input::Memory in(name.str(), voc_buf + ofs, len);</span>
<span class="lineNum"> 174 </span><span class="lineCov"> 1301 : DebDBParser parser(in);</span>
<span class="lineNum"> 175 </span> : // Parse the raw string data and store it in the cache vector
<span class="lineNum"> 176 </span><span class="lineCov"> 1301 : parser.nextRecord(res);</span>
<span class="lineNum"> 177 </span> :
<span class="lineNum"> 178 </span><span class="lineCov"> 1301 : std::string desc = res["Description"];</span>
<span class="lineNum"> 179 </span><span class="lineCov"> 2602 : if (!desc.empty())</span>
<span class="lineNum"> 180 </span> : {
<span class="lineNum"> 181 </span><span class="lineCov"> 1298 : size_t pos = desc.find('\n');</span>
<span class="lineNum"> 182 </span><span class="lineCov"> 1298 : if (pos == std::string::npos)</span>
<span class="lineNum"> 183 </span><span class="lineCov"> 849 : res["_SD_"] = desc;</span>
<span class="lineNum"> 184 </span> : else
<span class="lineNum"> 185 </span><span class="lineCov"> 449 : res["_SD_"] = desc.substr(0, pos);</span>
<span class="lineNum"> 186 </span><span class="lineCov"> 1301 : }</span>
<span class="lineNum"> 187 </span><span class="lineCov"> 1301 : }</span>
<span class="lineNum"> 188 </span> :
<span class="lineNum"> 189 </span><span class="lineCov"> 1863 : std::string Vocabulary::tagShortName(int id) const</span>
<span class="lineNum"> 190 </span> : {
<span class="lineNum"> 191 </span><span class="lineCov"> 1863 : const char* fullname = tindex.name(id);</span>
<span class="lineNum"> 192 </span><span class="lineCov"> 1863 : char* sub = strstr(fullname, "::");</span>
<span class="lineNum"> 193 </span><span class="lineCov"> 1863 : if (sub != NULL)</span>
<span class="lineNum"> 194 </span><span class="lineCov"> 1863 : return sub + 2;</span>
<span class="lineNum"> 195 </span> : else
<span class="lineNum"> 196 </span><span class="lineNoCov"> 0 : return fullname;</span>
<span class="lineNum"> 197 </span> : }
<span class="lineNum"> 198 </span> :
<span class="lineNum"> 199 </span><span class="lineCov"> 176 : const std::map<std::string, std::string>& Vocabulary::facetData(int id) const</span>
<span class="lineNum"> 200 </span> : {
<span class="lineNum"> 201 </span><span class="lineCov"> 176 : if (id < 0) return emptyData;</span>
<span class="lineNum"> 202 </span> :
<span class="lineNum"> 203 </span> : // Enlarge the cache vector if needed
<span class="lineNum"> 204 </span><span class="lineCov"> 176 : if ((unsigned)id >= m_facetData.size())</span>
<span class="lineNum"> 205 </span><span class="lineCov"> 59 : m_facetData.resize(id + 1);</span>
<span class="lineNum"> 206 </span> :
<span class="lineNum"> 207 </span><span class="lineCov"> 176 : if (m_facetData[id].empty())</span>
<span class="lineNum"> 208 </span><span class="lineCov"> 59 : parseVocBuf(m_facetData[id], findex.offset(id), findex.size(id));</span>
<span class="lineNum"> 209 </span> :
<span class="lineNum"> 210 </span><span class="lineCov"> 176 : return m_facetData[id];</span>
<span class="lineNum"> 211 </span> : }
<span class="lineNum"> 212 </span> :
<span class="lineNum"> 213 </span><span class="lineCov"> 3722 : const std::map<std::string, std::string>& Vocabulary::tagData(int id) const</span>
<span class="lineNum"> 214 </span> : {
<span class="lineNum"> 215 </span><span class="lineCov"> 3722 : if (id < 0) return emptyData;</span>
<span class="lineNum"> 216 </span> :
<span class="lineNum"> 217 </span> : // Enlarge the cache vector if needed
<span class="lineNum"> 218 </span><span class="lineCov"> 3722 : if ((unsigned)id >= m_tagData.size())</span>
<span class="lineNum"> 219 </span><span class="lineCov"> 1242 : m_tagData.resize(id + 1);</span>
<span class="lineNum"> 220 </span> :
<span class="lineNum"> 221 </span><span class="lineCov"> 3722 : if (m_tagData[id].empty())</span>
<span class="lineNum"> 222 </span><span class="lineCov"> 1242 : parseVocBuf(m_tagData[id], tindex.offset(id), tindex.size(id));</span>
<span class="lineNum"> 223 </span> :
<span class="lineNum"> 224 </span><span class="lineCov"> 3722 : return m_tagData[id];</span>
<span class="lineNum"> 225 </span> : }
<span class="lineNum"> 226 </span> :
<span class="lineNum"> 227 </span> : }
<span class="lineNum"> 228 </span><span class="lineCov"> 6 : }</span>
<span class="lineNum"> 229 </span> :
<span class="lineNum"> 230 </span> : // vim:set ts=4 sw=4:
</pre>
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<tr><td class="versionInfo">Generated by: <a href="http://ltp.sourceforge.net/coverage/lcov.php" target="_parent">LTP GCOV extension version 1.6</a></td></tr>
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