[0.0 -> 0.1 ] integrated dbgpath.cpp

git-svn-id: https://pykd.svn.codeplex.com/svn@70239 9b283d60-5439-405e-af05-b73fd8c4d996

pykd/dbgpath.cpp

@@ -0,0 +1,148 @@
+#include "stdafx.h"
+
+#include "dbgpath.h"
+
+#include <boost/tokenizer.hpp>
+
+///////////////////////////////////////////////////////////////////////////////
+
+
+
+DbgPythonPath::DbgPythonPath()
+{
+    DWORD   enviromentSize = 0;
+    
+    enviromentSize = GetEnvironmentVariableA( "PYTHONPATH", NULL, enviromentSize );
+
+    std::vector<char> enviromentBuffer(enviromentSize);
+
+	if (!enviromentBuffer.empty())
+	{
+		GetEnvironmentVariableA( "PYTHONPATH", &enviromentBuffer[0], enviromentSize );
+
+		typedef  boost::escaped_list_separator<char>    char_separator_t;
+		typedef  boost::tokenizer< char_separator_t >   char_tokenizer_t;  
+	    
+		std::string     pytonPath( &enviromentBuffer[0] );
+	  
+		char_tokenizer_t            token( pytonPath, char_separator_t( "", "; \t", "\"" ) );
+
+		for ( char_tokenizer_t::iterator   it = token.begin(); it != token.end(); ++it )
+		{
+			if ( *it != "" )
+				m_pathList.push_back( *it );
+		}
+	}
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+std::string 
+DbgPythonPath::getStr() const
+{
+    std::string     str;
+    std::vector<std::string>::const_iterator      it = m_pathList.begin();
+    
+    for ( ; it != m_pathList.end(); ++it )
+    {
+        str += *it;
+        str += ";";
+    }
+    
+    return str;
+}
+ 
+///////////////////////////////////////////////////////////////////////////////
+ 
+bool
+DbgPythonPath::findPath( 
+    const std::string  &fileName,
+    std::string  &fullFileName,
+    std::string  &filePath ) const
+{
+    std::vector< std::string >      extPathList;
+
+    boost::python::object       sys = boost::python::import( "sys");
+
+    boost::python::list       pathList( sys.attr("path") );
+    
+    boost::python::ssize_t n = boost::python::len(pathList);
+    for(boost::python::ssize_t i=0;i<n;i++) 
+         extPathList.push_back(  boost::python::extract<std::string>( pathList[i] ) );
+
+    bool    pyExt = fileName.rfind( ".py" ) ==  fileName.length() - 3; 
+
+    // 1. Èùåì â ðàáî÷åé äèðåêòîðèè
+    DWORD   bufSize =
+        SearchPathA(
+            NULL,
+            fileName.c_str(),
+            pyExt ? NULL : ".py",
+            0,
+            NULL,
+            NULL );  
+            
+    if ( bufSize > 0 )    
+    {
+        bufSize += 1;
+		std::vector<char> fullFileNameCStr(bufSize);
+        char    *partFileNameCStr = NULL;
+
+        SearchPathA(
+            NULL,
+            fileName.c_str(),
+            pyExt ? NULL : ".py",
+            bufSize,
+            &fullFileNameCStr[0],
+           &partFileNameCStr );          
+
+        fullFileName = std::string( &fullFileNameCStr[0] );
+        if ( !fullFileName.empty() )
+        {
+            filePath = std::string( &fullFileNameCStr[0], partFileNameCStr );
+            return true;        
+        }            
+    }                
+            
+    // 2. Èùåì âî âñåõ äèðåêòîðèÿõ, óêàçàííûõ â m_pathList
+    
+    std::vector<std::string>::const_iterator      it = extPathList.begin();
+    
+    for ( ; it != extPathList.end(); ++it )
+    {
+        DWORD   bufSize =
+            SearchPathA(
+                (*it).c_str(),
+                fileName.c_str(),
+                 pyExt ? NULL : ".py",
+                0,
+                NULL,
+                NULL );          
+                
+        if ( bufSize > 0 )
+        {
+            bufSize += 1;
+            std::vector<char> fullFileNameCStr(bufSize);
+            char    *partFileNameCStr = NULL;
+            
+            bufSize = SearchPathA(
+                (*it).c_str(),
+                fileName.c_str(),
+                pyExt ? NULL : ".py",
+                bufSize,
+                &fullFileNameCStr[0],
+                &partFileNameCStr );          
+                
+            fullFileName = std::string( &fullFileNameCStr[0] );                
+            if ( !fullFileName.empty() )
+            {                    
+                filePath = std::string( &fullFileNameCStr[0], partFileNameCStr );
+                return true;
+            }                
+        }                  
+    }
+    
+    return false;
+}
+    
+//////////////////////////////////////////////////////////////////////////////