audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter Class Reference

Collaboration diagram for audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter:

Public Member Functions
	SQLiteIniter ()
	~SQLiteIniter ()
Error	GetError () const noexcept
void	SetLogCallback (LogCallback callback)

Static Public Member Functions
static void	SQLiteLogCallback (void *initer, int code, const char *msg)

Private Attributes
Error	mError
LogCallback	mLogCallback

Detailed Description

Definition at line 22 of file SQLiteUtils.cpp.

Constructor & Destructor Documentation

SQLiteIniter()

audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter::SQLiteIniter ( )

inline

Definition at line 25 of file SQLiteUtils.cpp.

   {
      // Enable URI filenames for all connections
      mError = Error(sqlite3_config(SQLITE_CONFIG_URI, 1));
 
      if (mError.IsError())
         return;
 
      mError =
         Error(sqlite3_config(SQLITE_CONFIG_LOG, SQLiteLogCallback, this));
 
      if (mError.IsError())
         return;
 
      mError = Error(sqlite3_initialize());
 
#ifdef NO_SHM
      if (mError.IsError())
         return;
 
      // Use the "unix-excl" VFS to make access to the DB exclusive.  This
      // gets rid of the "<database name>-shm" shared memory file.
      //
      // Though it shouldn't, it doesn't matter if this fails.
      auto vfs = sqlite3_vfs_find("unix-excl");
      if (vfs)
         sqlite3_vfs_register(vfs, 1);
#endif
   }

~SQLiteIniter()

audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter::~SQLiteIniter ( )

inline

Definition at line 55 of file SQLiteUtils.cpp.

   {
      // This function must be called single-threaded only
      // It returns a value, but there's nothing we can do with it
      (void)sqlite3_shutdown();
   }

Member Function Documentation

GetError()

Error audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter::GetError ( ) const

inlinenoexcept

Definition at line 70 of file SQLiteUtils.cpp.

   {
      return mError;
   }

Referenced by audacity::sqlite::Initialize().

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SetLogCallback()

void audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter::SetLogCallback ( LogCallback  callback )

inline

Definition at line 75 of file SQLiteUtils.cpp.

   {
      mLogCallback = std::move(callback);
   }

Referenced by audacity::sqlite::SetLogCallback().

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SQLiteLogCallback()

static void audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter::SQLiteLogCallback ( void *  initer, int  code, const char *  msg  )

inlinestatic

Definition at line 62 of file SQLiteUtils.cpp.

   {
      SQLiteIniter* self = static_cast<SQLiteIniter*>(initer);
 
      if (self->mLogCallback)
         self->mLogCallback(code, msg);
   }

References mLogCallback.

Member Data Documentation

mError

Error audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter::mError

private

Definition at line 81 of file SQLiteUtils.cpp.

mLogCallback

LogCallback audacity::sqlite::anonymous_namespace{SQLiteUtils.cpp}::SQLiteIniter::mLogCallback

private

Definition at line 82 of file SQLiteUtils.cpp.

Referenced by SQLiteLogCallback().

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The documentation for this class was generated from the following file:

• SQLiteUtils.cpp