Release-1.4.2-20050508

1 files changed, 176 insertions, 0 deletions

diff --git a/src/htags.cpp b/src/htags.cpp
new file mode 100644
index 0000000..681e5b8
--- /dev/null
+++ b/src/htags.cpp
@@ -0,0 +1,176 @@
+/******************************************************************************
+ *
+ * Copyright (C) 1997-2005 by Dimitri van Heesch.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation under the terms of the GNU General Public License is hereby 
+ * granted. No representations are made about the suitability of this software 
+ * for any purpose. It is provided "as is" without express or implied warranty.
+ * See the GNU General Public License for more details.
+ *
+ * Documents produced by Doxygen are derivative works derived from the
+ * input used in their production; they are not affected by this license.
+ *
+ */
+
+#include <stdio.h>
+
+#include <qdir.h>
+#include <qdict.h>
+
+#include "qtbc.h"
+#include "htags.h"
+#include "util.h"
+#include "message.h"
+#include "config.h"
+
+
+bool Htags::useHtags = FALSE;
+
+static QDir g_inputDir;
+static QDict<QCString> g_symbolDict(10007);
+
+/*! constructs command line of htags(1) and executes it.
+ *  \retval TRUE success
+ *  \retval FALSE an error has occured.
+ */
+bool Htags::execute(const QCString &htmldir)
+{
+  static QStrList &inputSource = Config_getList("INPUT");
+  static bool quiet = Config_getBool("QUIET");
+  static bool warnings = Config_getBool("WARNINGS");
+  static QCString htagsOptions = ""; //Config_getString("HTAGS_OPTIONS");
+  static QCString projectName = Config_getString("PROJECT_NAME");
+  static QCString projectNumber = Config_getString("PROJECT_NUMBER");
+
+  QCString cwd = convertToQCString(QDir::currentDirPath());
+  if (inputSource.isEmpty())
+  {
+    g_inputDir.setPath(cwd);
+  }
+  else if (inputSource.count()==1)
+  {
+    g_inputDir.setPath(inputSource.first());
+    if (!g_inputDir.exists())
+      err("Error: Cannot find directory %s. "
+          "Check the value of the INPUT tag in the configuration file.\n",
+          inputSource.first()
+         );
+  }
+  else
+  {
+    err("Error: If you use USE_HTAGS then INPUT should specific a single directory. \n");
+    return FALSE;
+  }
+
+  /*
+   * Construct command line for htags(1).
+   */
+  QCString commandLine = " -g -s -a -n";
+  if (!quiet)   commandLine += "-v ";
+  if (warnings) commandLine += "-w ";
+  if (!htagsOptions.isEmpty()) 
+  {
+    commandLine += ' ';
+    commandLine += htagsOptions;
+  }
+  if (!projectName.isEmpty()) 
+  {
+    commandLine += "-t \"";
+    commandLine += projectName;
+    if (!projectNumber.isEmpty()) 
+    {
+      commandLine += '-';
+      commandLine += projectNumber;
+    }
+    commandLine += "\" ";
+  }
+  commandLine += " \"" + htmldir + "\"";
+  QCString oldDir = convertToQCString(QDir::currentDirPath());
+  QDir::setCurrent(g_inputDir.absPath());
+  //printf("CommandLine=[%s]\n",commandLine.data());
+  bool result=iSystem("htags",commandLine,FALSE)==0;
+  QDir::setCurrent(oldDir);
+  return result;
+}
+
+
+/*! load filemap and make index.
+ *  \param htmlDir of HTML directory generated by htags(1).
+ *  \retval TRUE success
+ *  \retval FALSE error
+ */
+bool Htags::loadFilemap(const QCString &htmlDir)
+{
+  QCString fileMapName = htmlDir+"/HTML/FILEMAP";
+  QCString fileMap;
+  QFileInfo fi(fileMapName);
+  /*
+   * Construct FILEMAP dictionary using QDict.
+   *
+   * In FILEMAP, URL includes 'html' suffix but we cut it off according
+   * to the method of FileDef class.
+   *
+   * FILEMAP format:
+   * <NAME>\t<HREF>.html\n
+   * QDICT:
+   * dict[<NAME>] = <HREF>
+   */
+  if (fi.exists() && fi.isReadable())
+  {
+    QFile f(fileMapName);
+    const int maxlen = 8192;
+    QCString line(maxlen+1);
+    line.at(maxlen)='\0';
+    if (f.open(IO_ReadOnly))
+    {
+      while (f.readLine(line.data(),maxlen)>0)
+      {
+        //printf("Read line: %s",line.data());
+        int sep = line.find('\t');
+        if (sep!=-1)
+        {
+          QCString key   = line.left(sep).stripWhiteSpace();
+          QCString value = line.mid(sep+1).stripWhiteSpace();
+          int ext=value.findRev('.');
+          if (ext!=-1) value=value.left(ext); // strip extension
+          g_symbolDict.setAutoDelete(TRUE);
+          g_symbolDict.insert(key,new QCString(value));
+          //printf("Key/Value=(%s,%s)\n",key.data(),value.data());
+        }
+      }
+      return TRUE;
+    }
+    else
+    {
+      err("Error: file %s cannot be opened\n",fileMapName.data()); 
+    }
+  }
+  return FALSE;
+}
+
+/*! convert path name into the url in the hypertext generated by htags.
+ *  \param path path name
+ *  \returns URL NULL: not found.
+ */
+QCString Htags::path2URL(const QCString &path)
+{
+  QCString url,symName=path;
+  QCString dir = convertToQCString(g_inputDir.absPath());
+  int dl=dir.length();
+  if ((int)symName.length()>dl+1)
+  {
+    symName = symName.mid(dl+1);
+  }
+  if (!symName.isEmpty())
+  {
+    QCString *result = g_symbolDict[symName];
+    //printf("path2URL=%s symName=%s result=%p\n",path.data(),symName.data(),result);
+    if (result)
+    {
+      url = "HTML/" + *result;
+    }
+  }
+  return url;
+}
+