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// file : odb/sqlite/error.cxx
// copyright : Copyright (c) 2005-2015 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#include <sqlite3.h>
#include <new> // std::bad_alloc
#include <string>
#include <odb/sqlite/connection.hxx>
#include <odb/sqlite/exceptions.hxx>
#include <odb/sqlite/details/config.hxx> // LIBODB_SQLITE_HAVE_UNLOCK_NOTIFY
using namespace std;
namespace odb
{
namespace sqlite
{
void
translate_error (int e, connection& c)
{
sqlite3* h (c.handle ());
// Extended error codes are only available in 3.6.5 and later.
//
#if SQLITE_VERSION_NUMBER >= 3006005
int ee (sqlite3_extended_errcode (h));
#else
int ee (0);
#endif
string m;
switch (e)
{
case SQLITE_NOMEM:
{
throw bad_alloc ();
}
case SQLITE_MISUSE:
{
// In case of SQLITE_MISUSE, error code/message may or may not
// be set.
//
ee = e;
m = "SQLite API misuse";
break;
}
#ifdef SQLITE_ABORT_ROLLBACK
case SQLITE_ABORT:
{
if (ee == SQLITE_ABORT_ROLLBACK)
throw forced_rollback ();
break;
}
#endif
case SQLITE_LOCKED:
{
#ifdef LIBODB_SQLITE_HAVE_UNLOCK_NOTIFY
if (ee != SQLITE_LOCKED_SHAREDCACHE)
throw deadlock (); // The DROP TABLE special case.
#endif
// Getting SQLITE_LOCKED_SHAREDCACHE here means we don't have
// the unlock notify support. Translate this to timeout.
//
throw timeout ();
}
case SQLITE_BUSY:
case SQLITE_IOERR:
{
#if SQLITE_VERSION_NUMBER >= 3006005
if (e != SQLITE_IOERR || ee == SQLITE_IOERR_BLOCKED)
throw timeout ();
#endif
break;
}
default:
break;
}
if (m.empty ())
m = sqlite3_errmsg (h);
// Get rid of a trailing newline if there is one.
//
string::size_type n (m.size ());
if (n != 0 && m[n - 1] == '\n')
m.resize (n - 1);
throw database_exception (e, ee, m);
}
}
}
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