System.Data.SQLite
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Overview
Comment:Add define constants to support enabling or disabling individual groups of trace statements. Remove superfluous cast from the call to the sqlite3_config_none P/Invoke method. Make sure to remove any stale database from previous stress test runs. Stop leaking callbacks from the stress test.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 1164a207efde84a490b3421418ff3a2f010ca360
User & Date: mistachkin 2012-07-16 04:58:20
Context
2012-07-19
20:46
Update SQLite core to the latest trunk code. Also, update Eagle script library in externals to the latest. check-in: 778ceac87b user: mistachkin tags: trunk
2012-07-16
04:58
Add define constants to support enabling or disabling individual groups of trace statements. Remove superfluous cast from the call to the sqlite3_config_none P/Invoke method. Make sure to remove any stale database from previous stress test runs. Stop leaking callbacks from the stress test. check-in: 1164a207ef user: mistachkin tags: trunk
2012-07-12
08:18
Small changes to the unit testing infrastructure integration to allow the common and vendor directories to be overridden. check-in: 51000d0070 user: mistachkin tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to Doc/Extra/version.html. 

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      <li>The <a href="http://nuget.org/packages/System.Data.SQLite">primary NuGet package</a> now supports x86 / x64 and the .NET Framework 2.0 / 4.0 (i.e. in a single package).</li>
      <li>Fix the database cleanup ordering in the tests for ticket <a href="http://system.data.sqlite.org/index.html/info/343d392b51">[343d392b51]</a>.</li>
      <li>Add support for the sqlite3_close_v2 function from the SQLite core library.</li>
      <li>Add support for <a href="http://www.sqlite.org/uri.html">URI file names</a> via the new FullUri connection string property.</li>
      <li>Improve support for the standard SQLite core library in the LINQ assembly and the test suite.</li>
      <li>Add SetMemoryStatus static method to the SQLiteConnection class.</li>
      <li>Improve threaded handling of the delegate used by the SQLiteLog class.</li>

    </ul>
    <p><b>1.0.81.0 - May 27, 2012</b></p>
    <ul>
      <li>Updated to <a href="http://www.sqlite.org/releaselog/3_7_12_1.html">SQLite 3.7.12.1</a>.</li>
      <li>Support compiling the interop assembly without support for the custom extension functions and the CryptoAPI based codec.</li>
      <li>Add DefineConstants property to the SQLiteConnection class to return the list of define constants used when compiling the core managed assembly.</li>
      <li>Add release archive verification tool to the release automation.</li>








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      <li>The <a href="http://nuget.org/packages/System.Data.SQLite">primary NuGet package</a> now supports x86 / x64 and the .NET Framework 2.0 / 4.0 (i.e. in a single package).</li>
      <li>Fix the database cleanup ordering in the tests for ticket <a href="http://system.data.sqlite.org/index.html/info/343d392b51">[343d392b51]</a>.</li>
      <li>Add support for the sqlite3_close_v2 function from the SQLite core library.</li>
      <li>Add support for <a href="http://www.sqlite.org/uri.html">URI file names</a> via the new FullUri connection string property.</li>
      <li>Improve support for the standard SQLite core library in the LINQ assembly and the test suite.</li>
      <li>Add SetMemoryStatus static method to the SQLiteConnection class.</li>
      <li>Improve threaded handling of the delegate used by the SQLiteLog class.</li>
      <li>Add define constants to support enabling or disabling individual groups of trace statements.</li>
    </ul>
    <p><b>1.0.81.0 - May 27, 2012</b></p>
    <ul>
      <li>Updated to <a href="http://www.sqlite.org/releaselog/3_7_12_1.html">SQLite 3.7.12.1</a>.</li>
      <li>Support compiling the interop assembly without support for the custom extension functions and the CryptoAPI based codec.</li>
      <li>Add DefineConstants property to the SQLiteConnection class to return the list of define constants used when compiling the core managed assembly.</li>
      <li>Add release archive verification tool to the release automation.</li>

Changes to SQLite.NET.Settings.targets. 

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                  "SQLite.Interop\props\SQLite.Interop.20XX.[vs]props"

              both for the corresponding version(s) of Visual Studio.
    -->
    <InteropCodec Condition="'$(InteropCodec)' == ''">true</InteropCodec>
  </PropertyGroup>








































  <!--
  ******************************************************************************
  **                            Warning Properties                            **
  ******************************************************************************
  -->

  <PropertyGroup Condition="'$(Configuration)' == 'Debug'">








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                  "SQLite.Interop\props\SQLite.Interop.20XX.[vs]props"

              both for the corresponding version(s) of Visual Studio.
    -->
    <InteropCodec Condition="'$(InteropCodec)' == ''">true</InteropCodec>
  </PropertyGroup>

  <!--
  ******************************************************************************
  **                             Trace Properties                             **
  ******************************************************************************
  -->

  <PropertyGroup>
    <!--
        NOTE: Enable tracing of events related to connection handling?  By
              default, this is disabled.
    -->
    <TraceConnection Condition="'$(TraceConnection)' == ''">false</TraceConnection>

    <!--
        NOTE: Enable tracing of events related to CriticalHandle handling?  By
              default, this is disabled.
    -->
    <TraceHandle Condition="'$(TraceHandle)' == ''">false</TraceHandle>

    <!--
        NOTE: Enable tracing of events related to the native library pre-loading
              code?  By default, this is enabled.
    -->
    <TracePreLoad Condition="'$(TracePreLoad)' == ''">true</TracePreLoad>

    <!--
        NOTE: Enable tracing of events related to the prepared statements?  By
              default, this is disabled.
    -->
    <TraceStatement Condition="'$(TraceStatement)' == ''">false</TraceStatement>

    <!--
        NOTE: Enable tracing of potentially important, but non-fatal error
              conditions that cannot be reported another way?  By default, this
              is enabled.
    -->
    <TraceWarning Condition="'$(TraceWarning)' == ''">true</TraceWarning>
  </PropertyGroup>

  <!--
  ******************************************************************************
  **                            Warning Properties                            **
  ******************************************************************************
  -->

  <PropertyGroup Condition="'$(Configuration)' == 'Debug'">

Changes to System.Data.SQLite/SQLite3.cs. 

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 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;
  using System.Collections.Generic;
#if DEBUG


  using System.Diagnostics;
#endif

  using System.Runtime.InteropServices;
  using System.Text;

#if !PLATFORM_COMPACTFRAMEWORK
  [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
#endif
  internal delegate void SQLiteLogCallback(IntPtr puser, int err_code, IntPtr message);
................................................................................
      if (_sql != null)
      {
          if (_usePool)
          {
              SQLiteBase.ResetConnection(_sql, _sql);
              SQLiteConnectionPool.Add(_fileName, _sql, _poolVersion);

#if DEBUG && !NET_COMPACT_20
              Trace.WriteLine(String.Format("Close (Pool): {0}", _sql));
#endif
          }
          else
          {
              _sql.Dispose();
          }
................................................................................
      _usePool = usePool;
      _fileName = strFilename;

      if (usePool)
      {
        _sql = SQLiteConnectionPool.Remove(strFilename, maxPoolSize, out _poolVersion);

#if DEBUG && !NET_COMPACT_20
        Trace.WriteLine(String.Format("Open (Pool): {0}", (_sql != null) ? _sql.ToString() : "<null>"));
#endif
      }

      if (_sql == null)
      {
        IntPtr db;
................................................................................

#if !SQLITE_STANDARD
        int n = UnsafeNativeMethods.sqlite3_open_interop(ToUTF8(strFilename), (int)openFlags, out db);
#else
        int n = UnsafeNativeMethods.sqlite3_open_v2(ToUTF8(strFilename), out db, (int)openFlags, IntPtr.Zero);
#endif

#if DEBUG && !NET_COMPACT_20
        Trace.WriteLine(String.Format("Open: {0}", db));
#endif

        if (n > 0) throw new SQLiteException(n, null);

        _sql = new SQLiteConnectionHandle(db);
        lock (_sql) { /* HACK: Force the SyncBlock to be "created" now. */ }
................................................................................
#if !SQLITE_STANDARD
          n = UnsafeNativeMethods.sqlite3_prepare_interop(_sql, psql, b.Length - 1, out stmt, out ptr, out len);
#else
          n = UnsafeNativeMethods.sqlite3_prepare(_sql, psql, b.Length - 1, out stmt, out ptr);
          len = -1;
#endif

#if DEBUG && !NET_COMPACT_20
          Trace.WriteLine(String.Format("Prepare: {0}", stmt));
#endif

          if (n == 17)
            retries++;
          else if (n == 1)
          {
................................................................................
                //
                // NOTE: This method [ab]uses the fact that SQLite will always
                //       return SQLITE_ERROR for any unknown configuration option
                //       *unless* the SQLite library has already been initialized.
                //       In that case it will always return SQLITE_MISUSE.
                //
                int rc = UnsafeNativeMethods.sqlite3_config_none(
                    (int)SQLiteConfigOpsEnum.SQLITE_CONFIG_NONE);

                return (rc == /* SQLITE_MISUSE */ 21);
#if !PLATFORM_COMPACTFRAMEWORK
            }
            finally
            {
                SQLiteLog.Enabled = savedEnabled;








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 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;
  using System.Collections.Generic;


#if !NET_COMPACT_20 && (TRACE_CONNECTION || TRACE_STATEMENT)
  using System.Diagnostics;
#endif

  using System.Runtime.InteropServices;
  using System.Text;

#if !PLATFORM_COMPACTFRAMEWORK
  [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
#endif
  internal delegate void SQLiteLogCallback(IntPtr puser, int err_code, IntPtr message);
................................................................................
      if (_sql != null)
      {
          if (_usePool)
          {
              SQLiteBase.ResetConnection(_sql, _sql);
              SQLiteConnectionPool.Add(_fileName, _sql, _poolVersion);

#if !NET_COMPACT_20 && TRACE_CONNECTION
              Trace.WriteLine(String.Format("Close (Pool): {0}", _sql));
#endif
          }
          else
          {
              _sql.Dispose();
          }
................................................................................
      _usePool = usePool;
      _fileName = strFilename;

      if (usePool)
      {
        _sql = SQLiteConnectionPool.Remove(strFilename, maxPoolSize, out _poolVersion);

#if !NET_COMPACT_20 && TRACE_CONNECTION
        Trace.WriteLine(String.Format("Open (Pool): {0}", (_sql != null) ? _sql.ToString() : "<null>"));
#endif
      }

      if (_sql == null)
      {
        IntPtr db;
................................................................................

#if !SQLITE_STANDARD
        int n = UnsafeNativeMethods.sqlite3_open_interop(ToUTF8(strFilename), (int)openFlags, out db);
#else
        int n = UnsafeNativeMethods.sqlite3_open_v2(ToUTF8(strFilename), out db, (int)openFlags, IntPtr.Zero);
#endif

#if !NET_COMPACT_20 && TRACE_CONNECTION
        Trace.WriteLine(String.Format("Open: {0}", db));
#endif

        if (n > 0) throw new SQLiteException(n, null);

        _sql = new SQLiteConnectionHandle(db);
        lock (_sql) { /* HACK: Force the SyncBlock to be "created" now. */ }
................................................................................
#if !SQLITE_STANDARD
          n = UnsafeNativeMethods.sqlite3_prepare_interop(_sql, psql, b.Length - 1, out stmt, out ptr, out len);
#else
          n = UnsafeNativeMethods.sqlite3_prepare(_sql, psql, b.Length - 1, out stmt, out ptr);
          len = -1;
#endif

#if !NET_COMPACT_20 && TRACE_STATEMENT
          Trace.WriteLine(String.Format("Prepare: {0}", stmt));
#endif

          if (n == 17)
            retries++;
          else if (n == 1)
          {
................................................................................
                //
                // NOTE: This method [ab]uses the fact that SQLite will always
                //       return SQLITE_ERROR for any unknown configuration option
                //       *unless* the SQLite library has already been initialized.
                //       In that case it will always return SQLITE_MISUSE.
                //
                int rc = UnsafeNativeMethods.sqlite3_config_none(
                    SQLiteConfigOpsEnum.SQLITE_CONFIG_NONE);

                return (rc == /* SQLITE_MISUSE */ 21);
#if !PLATFORM_COMPACTFRAMEWORK
            }
            finally
            {
                SQLiteLog.Enabled = savedEnabled;

Changes to System.Data.SQLite/SQLite3_UTF16.cs. 

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 * 
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;
#if DEBUG


  using System.Diagnostics;
#endif

  using System.Runtime.InteropServices;

  /// <summary>
  /// Alternate SQLite3 object, overriding many text behaviors to support UTF-16 (Unicode)
  /// </summary>
  internal class SQLite3_UTF16 : SQLite3
  {
................................................................................
      _usePool = usePool;
      _fileName = strFilename;

      if (usePool)
      {
        _sql = SQLiteConnectionPool.Remove(strFilename, maxPoolSize, out _poolVersion);

#if DEBUG && !NET_COMPACT_20
        Trace.WriteLine(String.Format("Open (Pool): {0}", (_sql != null) ? _sql.ToString() : "<null>"));
#endif
      }

      if (_sql == null)
      {
        IntPtr db;
................................................................................
#else
        if ((openFlags & SQLiteOpenFlagsEnum.Create) == 0 && System.IO.File.Exists(strFilename) == false)
          throw new SQLiteException((int)SQLiteErrorCode.CantOpen, strFilename);

        int n = UnsafeNativeMethods.sqlite3_open16(strFilename, out db);
#endif

#if DEBUG && !NET_COMPACT_20
        Trace.WriteLine(String.Format("Open: {0}", db));
#endif

        if (n > 0) throw new SQLiteException(n, null);

        _sql = new SQLiteConnectionHandle(db);
        lock (_sql) { /* HACK: Force the SyncBlock to be "created" now. */ }








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 * 
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;


#if !NET_COMPACT_20 && TRACE_CONNECTION
  using System.Diagnostics;
#endif

  using System.Runtime.InteropServices;

  /// <summary>
  /// Alternate SQLite3 object, overriding many text behaviors to support UTF-16 (Unicode)
  /// </summary>
  internal class SQLite3_UTF16 : SQLite3
  {
................................................................................
      _usePool = usePool;
      _fileName = strFilename;

      if (usePool)
      {
        _sql = SQLiteConnectionPool.Remove(strFilename, maxPoolSize, out _poolVersion);

#if !NET_COMPACT_20 && TRACE_CONNECTION
        Trace.WriteLine(String.Format("Open (Pool): {0}", (_sql != null) ? _sql.ToString() : "<null>"));
#endif
      }

      if (_sql == null)
      {
        IntPtr db;
................................................................................
#else
        if ((openFlags & SQLiteOpenFlagsEnum.Create) == 0 && System.IO.File.Exists(strFilename) == false)
          throw new SQLiteException((int)SQLiteErrorCode.CantOpen, strFilename);

        int n = UnsafeNativeMethods.sqlite3_open16(strFilename, out db);
#endif

#if !NET_COMPACT_20 && TRACE_CONNECTION
        Trace.WriteLine(String.Format("Open: {0}", db));
#endif

        if (n > 0) throw new SQLiteException(n, null);

        _sql = new SQLiteConnectionHandle(db);
        lock (_sql) { /* HACK: Force the SyncBlock to be "created" now. */ }

Changes to System.Data.SQLite/SQLiteConvert.cs. 

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 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;

#if DEBUG
  using System.Diagnostics;
#endif

  using System.Runtime.InteropServices;
  using System.Collections.Generic;
  using System.Globalization;
  using System.Text;
................................................................................
      {
        if (_dbtypeNames[n].dataType == typ)
          return _dbtypeNames[n].typeName;
      }

      string defaultTypeName = String.Empty;

#if DEBUG && !NET_COMPACT_20
      Trace.WriteLine(String.Format(
          "WARNING: Type mapping failed, returning default name \"{0}\" for type {1}.",
          defaultTypeName, typ));
#endif

      return defaultTypeName;
    }
................................................................................
        {
          return value.dataType;
        }
      }

      DbType defaultDbType = DbType.Object;

#if DEBUG && !NET_COMPACT_20
      Trace.WriteLine(String.Format(
          "WARNING: Type mapping failed, returning default type {0} for name \"{1}\".",
          defaultDbType, Name));
#endif

      return defaultDbType;
    }








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 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;

#if !NET_COMPACT_20 && TRACE_WARNING
  using System.Diagnostics;
#endif

  using System.Runtime.InteropServices;
  using System.Collections.Generic;
  using System.Globalization;
  using System.Text;
................................................................................
      {
        if (_dbtypeNames[n].dataType == typ)
          return _dbtypeNames[n].typeName;
      }

      string defaultTypeName = String.Empty;

#if !NET_COMPACT_20 && TRACE_WARNING
      Trace.WriteLine(String.Format(
          "WARNING: Type mapping failed, returning default name \"{0}\" for type {1}.",
          defaultTypeName, typ));
#endif

      return defaultTypeName;
    }
................................................................................
        {
          return value.dataType;
        }
      }

      DbType defaultDbType = DbType.Object;

#if !NET_COMPACT_20 && TRACE_WARNING
      Trace.WriteLine(String.Format(
          "WARNING: Type mapping failed, returning default type {0} for name \"{1}\".",
          defaultDbType, Name));
#endif

      return defaultDbType;
    }

Changes to System.Data.SQLite/SQLiteDefineConstants.cs. 

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#if THROW_ON_DISPOSED
            "THROW_ON_DISPOSED",
#endif

#if TRACE
            "TRACE",
#endif





















#if USE_INTEROP_DLL
            "USE_INTEROP_DLL",
#endif

            null
        });
    }
}








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#if THROW_ON_DISPOSED
            "THROW_ON_DISPOSED",
#endif

#if TRACE
            "TRACE",
#endif

#if TRACE_CONNECTION
            "TRACE_CONNECTION",
#endif

#if TRACE_HANDLE
            "TRACE_HANDLE",
#endif

#if TRACE_PRELOAD
            "TRACE_PRELOAD",
#endif

#if TRACE_STATEMENT
            "TRACE_STATEMENT",
#endif

#if TRACE_WARNING
            "TRACE_WARNING",
#endif

#if USE_INTEROP_DLL
            "USE_INTEROP_DLL",
#endif

            null
        });
    }
}

Changes to System.Data.SQLite/System.Data.SQLite.Properties.targets. 

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  <!--
      NOTE: Enable support (in the managed assemblies) for encrypted databases
            using the CryptoAPI based codec?
  -->
  <PropertyGroup Condition="'$(InteropCodec)' != 'false'">
    <DefineConstants>$(DefineConstants);INTEROP_CODEC</DefineConstants>
  </PropertyGroup>

























</Project>








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  <!--
      NOTE: Enable support (in the managed assemblies) for encrypted databases
            using the CryptoAPI based codec?
  -->
  <PropertyGroup Condition="'$(InteropCodec)' != 'false'">
    <DefineConstants>$(DefineConstants);INTEROP_CODEC</DefineConstants>
  </PropertyGroup>

  <!--
      NOTE: Enable various Trace.WriteLine statements included in the code,
            based on several criteria (see the "SQLite.NET.Settings.targets"
            file for more information).
  -->
  <PropertyGroup Condition="'$(TraceConnection)' != 'false'">
    <DefineConstants>$(DefineConstants);TRACE_CONNECTION</DefineConstants>
  </PropertyGroup>

  <PropertyGroup Condition="'$(TraceHandle)' != 'false'">
    <DefineConstants>$(DefineConstants);TRACE_HANDLE</DefineConstants>
  </PropertyGroup>

  <PropertyGroup Condition="'$(TracePreLoad)' != 'false'">
    <DefineConstants>$(DefineConstants);TRACE_PRELOAD</DefineConstants>
  </PropertyGroup>

  <PropertyGroup Condition="'$(TraceStatement)' != 'false'">
    <DefineConstants>$(DefineConstants);TRACE_STATEMENT</DefineConstants>
  </PropertyGroup>

  <PropertyGroup Condition="'$(TraceWarning)' != 'false'">
    <DefineConstants>$(DefineConstants);TRACE_WARNING</DefineConstants>
  </PropertyGroup>
</Project>

Changes to System.Data.SQLite/UnsafeNativeMethods.cs. 

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 * 
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;
#if PRELOAD_NATIVE_LIBRARY || DEBUG

  using System.Diagnostics;
#endif

#if PRELOAD_NATIVE_LIBRARY
  using System.Collections.Generic;
  using System.IO;
  using System.Reflection;
................................................................................

          try
          {
              //
              // NOTE: Show exactly where we are trying to load the native
              //       SQLite library from.
              //

              Trace.WriteLine(String.Format(
                  "Trying to load native SQLite library \"{0}\"...",
                  fileName));


              //
              // NOTE: Attempt to load the native library.  This will either
              //       return a valid native module handle, return IntPtr.Zero,
              //       or throw an exception.
              //
              return LoadLibrary(fileName);
          }

          catch (Exception e)



          {

              try
              {
                  //
                  // NOTE: First, grab the last Win32 error number.
                  //
                  int lastError = Marshal.GetLastWin32Error();

................................................................................
                      "(getLastError = {1}): {2}",
                      fileName, lastError, e)); /* throw */
              }
              catch
              {
                  // do nothing.
              }

          }

          return IntPtr.Zero;
      }
#endif
#endif
      #endregion
................................................................................
#if !PLATFORM_COMPACTFRAMEWORK
        IntPtr localHandle = Interlocked.Exchange(
          ref handle, IntPtr.Zero);

        if (localHandle != IntPtr.Zero)
          SQLiteBase.CloseConnection(this, localHandle);

#if DEBUG && !NET_COMPACT_20
        try
        {
          Trace.WriteLine(String.Format(
              "CloseConnection: {0}", localHandle));
        }
        catch
        {
................................................................................
        }
#endif

#if DEBUG
        return true;
#endif
      }
#if DEBUG && !NET_COMPACT_20
      catch (SQLiteException e)
#else
      catch (SQLiteException)
#endif
      {
#if DEBUG && !NET_COMPACT_20
        try
        {
          Trace.WriteLine(String.Format(
              "CloseConnection: {0}, exception: {1}",
              handle, e));
        }
        catch
................................................................................
#if !PLATFORM_COMPACTFRAMEWORK
        IntPtr localHandle = Interlocked.Exchange(
          ref handle, IntPtr.Zero);

        if (localHandle != IntPtr.Zero)
          SQLiteBase.FinalizeStatement(cnn, localHandle);

#if DEBUG && !NET_COMPACT_20
        try
        {
          Trace.WriteLine(String.Format(
              "FinalizeStatement: {0}", localHandle));
        }
        catch
        {
................................................................................
        }
#endif

#if DEBUG
        return true;
#endif
      }
#if DEBUG && !NET_COMPACT_20
      catch (SQLiteException e)
#else
      catch (SQLiteException)
#endif
      {
#if DEBUG && !NET_COMPACT_20
        try
        {
          Trace.WriteLine(String.Format(
              "FinalizeStatement: {0}, exception: {1}",
              handle, e));
        }
        catch
................................................................................
#if !PLATFORM_COMPACTFRAMEWORK
              IntPtr localHandle = Interlocked.Exchange(
                  ref handle, IntPtr.Zero);

              if (localHandle != IntPtr.Zero)
                  SQLiteBase.FinishBackup(cnn, localHandle);

#if DEBUG && !NET_COMPACT_20
              try
              {
                  Trace.WriteLine(String.Format(
                      "FinishBackup: {0}", localHandle));
              }
              catch
              {
................................................................................
              }
#endif

#if DEBUG
              return true;
#endif
          }
#if DEBUG && !NET_COMPACT_20
          catch (SQLiteException e)
#else
          catch (SQLiteException)
#endif
          {
#if DEBUG && !NET_COMPACT_20
              try
              {
                  Trace.WriteLine(String.Format(
                      "FinishBackup: {0}, exception: {1}",
                      handle, e));
              }
              catch








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 * 
 * Released to the public domain, use at your own risk!
 ********************************************************/

namespace System.Data.SQLite
{
  using System;

#if !NET_COMPACT_20 && (TRACE_PRELOAD || TRACE_HANDLE)
  using System.Diagnostics;
#endif

#if PRELOAD_NATIVE_LIBRARY
  using System.Collections.Generic;
  using System.IO;
  using System.Reflection;
................................................................................

          try
          {
              //
              // NOTE: Show exactly where we are trying to load the native
              //       SQLite library from.
              //
#if !NET_COMPACT_20 && TRACE_PRELOAD
              Trace.WriteLine(String.Format(
                  "Trying to load native SQLite library \"{0}\"...",
                  fileName));
#endif

              //
              // NOTE: Attempt to load the native library.  This will either
              //       return a valid native module handle, return IntPtr.Zero,
              //       or throw an exception.
              //
              return LoadLibrary(fileName);
          }
#if !NET_COMPACT_20 && TRACE_PRELOAD
          catch (Exception e)
#else
          catch (Exception)
#endif
          {
#if !NET_COMPACT_20 && TRACE_PRELOAD
              try
              {
                  //
                  // NOTE: First, grab the last Win32 error number.
                  //
                  int lastError = Marshal.GetLastWin32Error();

................................................................................
                      "(getLastError = {1}): {2}",
                      fileName, lastError, e)); /* throw */
              }
              catch
              {
                  // do nothing.
              }
#endif
          }

          return IntPtr.Zero;
      }
#endif
#endif
      #endregion
................................................................................
#if !PLATFORM_COMPACTFRAMEWORK
        IntPtr localHandle = Interlocked.Exchange(
          ref handle, IntPtr.Zero);

        if (localHandle != IntPtr.Zero)
          SQLiteBase.CloseConnection(this, localHandle);

#if !NET_COMPACT_20 && TRACE_HANDLE
        try
        {
          Trace.WriteLine(String.Format(
              "CloseConnection: {0}", localHandle));
        }
        catch
        {
................................................................................
        }
#endif

#if DEBUG
        return true;
#endif
      }
#if !NET_COMPACT_20 && TRACE_HANDLE
      catch (SQLiteException e)
#else
      catch (SQLiteException)
#endif
      {
#if !NET_COMPACT_20 && TRACE_HANDLE
        try
        {
          Trace.WriteLine(String.Format(
              "CloseConnection: {0}, exception: {1}",
              handle, e));
        }
        catch
................................................................................
#if !PLATFORM_COMPACTFRAMEWORK
        IntPtr localHandle = Interlocked.Exchange(
          ref handle, IntPtr.Zero);

        if (localHandle != IntPtr.Zero)
          SQLiteBase.FinalizeStatement(cnn, localHandle);

#if !NET_COMPACT_20 && TRACE_HANDLE
        try
        {
          Trace.WriteLine(String.Format(
              "FinalizeStatement: {0}", localHandle));
        }
        catch
        {
................................................................................
        }
#endif

#if DEBUG
        return true;
#endif
      }
#if !NET_COMPACT_20 && TRACE_HANDLE
      catch (SQLiteException e)
#else
      catch (SQLiteException)
#endif
      {
#if !NET_COMPACT_20 && TRACE_HANDLE
        try
        {
          Trace.WriteLine(String.Format(
              "FinalizeStatement: {0}, exception: {1}",
              handle, e));
        }
        catch
................................................................................
#if !PLATFORM_COMPACTFRAMEWORK
              IntPtr localHandle = Interlocked.Exchange(
                  ref handle, IntPtr.Zero);

              if (localHandle != IntPtr.Zero)
                  SQLiteBase.FinishBackup(cnn, localHandle);

#if !NET_COMPACT_20 && TRACE_HANDLE
              try
              {
                  Trace.WriteLine(String.Format(
                      "FinishBackup: {0}", localHandle));
              }
              catch
              {
................................................................................
              }
#endif

#if DEBUG
              return true;
#endif
          }
#if !NET_COMPACT_20 && TRACE_HANDLE
          catch (SQLiteException e)
#else
          catch (SQLiteException)
#endif
          {
#if !NET_COMPACT_20 && TRACE_HANDLE
              try
              {
                  Trace.WriteLine(String.Format(
                      "FinishBackup: {0}, exception: {1}",
                      handle, e));
              }
              catch

Changes to Tests/stress.eagle. 

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package require System.Data.SQLite.Test
runSQLiteTestPrologue

###############################################################################

runTest {test stress-1.1 {multithreaded stress testing} -setup {





  proc expectedError { error } {
    return [expr {[regexp -- {\sno such table: t1\s} $error] || \
        [regexp -- {\sdatabase is locked\s} $error]}]
  }

  #############################################################################

................................................................................
  set compiled(12) ""
  set compiled(13) ""

  #############################################################################

  set fileName(1) "file::memory:?cache=shared"
  set fileName(2) [file join [getDatabaseDirectory] stress.db]








  #############################################################################

  setupDb $fileName(1) "" "" "" "" "" false true srcDb
  setupDb $fileName(2)

  #############################################################################
................................................................................
} -cleanup {
  rename failTest ""
  rename showTest ""
  rename expectedError ""

  cleanupDb $fileName(2)
  cleanupDb $fileName(1) srcDb








  unset -nocomplain thread index workload srcDb db fileName compiled options \
      count
} -constraints \
{eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result {}}

###############################################################################

runSQLiteTestEpilogue
runTestEpilogue








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package require System.Data.SQLite.Test
runSQLiteTestPrologue

###############################################################################

runTest {test stress-1.1 {multithreaded stress testing} -setup {
  unset -nocomplain thread index workload srcDb db fileName compiled options \
      count

  #############################################################################

  proc expectedError { error } {
    return [expr {[regexp -- {\sno such table: t1\s} $error] || \
        [regexp -- {\sdatabase is locked\s} $error]}]
  }

  #############################################################################

................................................................................
  set compiled(12) ""
  set compiled(13) ""

  #############################################################################

  set fileName(1) "file::memory:?cache=shared"
  set fileName(2) [file join [getDatabaseDirectory] stress.db]

  #############################################################################

  #
  # NOTE: Make sure to remove any stale database from previous test runs.
  #
  cleanupFile $fileName(2)

  #############################################################################

  setupDb $fileName(1) "" "" "" "" "" false true srcDb
  setupDb $fileName(2)

  #############################################################################
................................................................................
} -cleanup {
  rename failTest ""
  rename showTest ""
  rename expectedError ""

  cleanupDb $fileName(2)
  cleanupDb $fileName(1) srcDb

  foreach index(2) [array names workload] {
    catch {
      object removecallback [list apply $workload($index(2)) $fileName(1) \
          $fileName(2) t1 $count(1)]
    }
  }

  unset -nocomplain thread index workload srcDb db fileName compiled options \
      count
} -constraints \
{eagle monoBug28 command.sql compile.DATA SQLite System.Data.SQLite} -result {}}

###############################################################################

runSQLiteTestEpilogue
runTestEpilogue

Changes to readme.htm. 

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201
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207

    <li>The <a href="http://nuget.org/packages/System.Data.SQLite">primary NuGet package</a> now supports x86 / x64 and the .NET Framework 2.0 / 4.0 (i.e. in a single package).</li>
    <li>Fix the database cleanup ordering in the tests for ticket [343d392b51].</li>
    <li>Add support for the sqlite3_close_v2 function from the SQLite core library.</li>
    <li>Add support for <a href="http://www.sqlite.org/uri.html">URI file names</a> via the new FullUri connection string property.</li>
    <li>Improve support for the standard SQLite core library in the LINQ assembly and the test suite.</li>
    <li>Add SetMemoryStatus static method to the SQLiteConnection class.</li>
    <li>Improve threaded handling of the delegate used by the SQLiteLog class.</li>

</ul>
<p>
    <b>1.0.81.0 - May 27, 2012</b>
</p>
<ul>
    <li>Updated to <a href="http://www.sqlite.org/releaselog/3_7_12_1.html">SQLite 3.7.12.1</a>.</li>
    <li>Support compiling the interop assembly without support for the custom extension functions and the CryptoAPI based codec.</li>








>








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    <li>The <a href="http://nuget.org/packages/System.Data.SQLite">primary NuGet package</a> now supports x86 / x64 and the .NET Framework 2.0 / 4.0 (i.e. in a single package).</li>
    <li>Fix the database cleanup ordering in the tests for ticket [343d392b51].</li>
    <li>Add support for the sqlite3_close_v2 function from the SQLite core library.</li>
    <li>Add support for <a href="http://www.sqlite.org/uri.html">URI file names</a> via the new FullUri connection string property.</li>
    <li>Improve support for the standard SQLite core library in the LINQ assembly and the test suite.</li>
    <li>Add SetMemoryStatus static method to the SQLiteConnection class.</li>
    <li>Improve threaded handling of the delegate used by the SQLiteLog class.</li>
    <li>Add define constants to support enabling or disabling individual groups of trace statements.</li>
</ul>
<p>
    <b>1.0.81.0 - May 27, 2012</b>
</p>
<ul>
    <li>Updated to <a href="http://www.sqlite.org/releaselog/3_7_12_1.html">SQLite 3.7.12.1</a>.</li>
    <li>Support compiling the interop assembly without support for the custom extension functions and the CryptoAPI based codec.</li>

Changes to www/news.wiki. 

10
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12
13
14
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16

17
18
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20
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22
23

    <li>The [http://nuget.org/packages/System.Data.SQLite|primary NuGet package] now supports x86 / x64 and the .NET Framework 2.0 / 4.0 (i.e. in a single package).</li>
    <li>Fix the database cleanup ordering in the tests for ticket [343d392b51].</li>
    <li>Add support for the sqlite3_close_v2 function from the SQLite core library.</li>
    <li>Add support for [http://www.sqlite.org/uri.html|URI file names] via the new FullUri connection string property.</li>
    <li>Improve support for the standard SQLite core library in the LINQ assembly and the test suite.</li>
    <li>Add SetMemoryStatus static method to the SQLiteConnection class.</li>
    <li>Improve threaded handling of the delegate used by the SQLiteLog class.</li>

</ul>
<p>
    <b>1.0.81.0 - May 27, 2012</b>
</p>
<ul>
    <li>Updated to [http://www.sqlite.org/releaselog/3_7_12_1.html|SQLite 3.7.12.1].</li>
    <li>Support compiling the interop assembly without support for the custom extension functions and the CryptoAPI based codec.</li>








>








10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

    <li>The [http://nuget.org/packages/System.Data.SQLite|primary NuGet package] now supports x86 / x64 and the .NET Framework 2.0 / 4.0 (i.e. in a single package).</li>
    <li>Fix the database cleanup ordering in the tests for ticket [343d392b51].</li>
    <li>Add support for the sqlite3_close_v2 function from the SQLite core library.</li>
    <li>Add support for [http://www.sqlite.org/uri.html|URI file names] via the new FullUri connection string property.</li>
    <li>Improve support for the standard SQLite core library in the LINQ assembly and the test suite.</li>
    <li>Add SetMemoryStatus static method to the SQLiteConnection class.</li>
    <li>Improve threaded handling of the delegate used by the SQLiteLog class.</li>
    <li>Add define constants to support enabling or disabling individual groups of trace statements.</li>
</ul>
<p>
    <b>1.0.81.0 - May 27, 2012</b>
</p>
<ul>
    <li>Updated to [http://www.sqlite.org/releaselog/3_7_12_1.html|SQLite 3.7.12.1].</li>
    <li>Support compiling the interop assembly without support for the custom extension functions and the CryptoAPI based codec.</li>

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