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Overview
Comment:Unless SQLITE_OMIT_AUTOINIT is defined, allow sqlite3_vfs_unregister() to be called before sqlite3_initialize().
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SHA3-256: ab6c1ae46d992f91ce0995274f48d545eb02ba92544aee89b188f2fc92b66f2a
User & Date: dan 2018-06-13 11:41:54.985
Context
2018-06-13
16:08
Fix some test case numbers in expert1.test. (check-in: b90c3c16c0 user: dan tags: trunk)
11:41
Unless SQLITE_OMIT_AUTOINIT is defined, allow sqlite3_vfs_unregister() to be called before sqlite3_initialize(). (check-in: ab6c1ae46d user: dan tags: trunk)
11:11
Check that malloc() has not already failed when invoking the xUpdate() method of a virtual table implementation. This fixes an assert() failure in FTS5 that could occur following an OOM condition. (check-in: e9a7e4d58f user: dan tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/os.c.
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  return SQLITE_OK;
}

/*
** Unregister a VFS so that it is no longer accessible.
*/
int sqlite3_vfs_unregister(sqlite3_vfs *pVfs){

#if SQLITE_THREADSAFE
  sqlite3_mutex *mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER);

#endif

  sqlite3_mutex_enter(mutex);
  vfsUnlink(pVfs);
  sqlite3_mutex_leave(mutex);
  return SQLITE_OK;
}








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  return SQLITE_OK;
}

/*
** Unregister a VFS so that it is no longer accessible.
*/
int sqlite3_vfs_unregister(sqlite3_vfs *pVfs){
  MUTEX_LOGIC(sqlite3_mutex *mutex;)
#ifndef SQLITE_OMIT_AUTOINIT
  int rc = sqlite3_initialize();
  if( rc ) return rc;
#endif
  MUTEX_LOGIC( mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER); )
  sqlite3_mutex_enter(mutex);
  vfsUnlink(pVfs);
  sqlite3_mutex_leave(mutex);
  return SQLITE_OK;
}