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Comment:The extensions functions in spellfix are all deterministic.
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SHA3-256:29ec855e13e0dcd675dcf12948b42f9e669d0a31c5d9efb95857888aba0beeee
User & Date: drh 2017-11-03 08:46:48
Context
2017-11-04
08:53
Fix an LSM problem with read-only connections and compression (not compression-factory) callbacks. check-in: 51ee5188 user: dan tags: trunk
2017-11-03
17:51
Merge latest trunk changes with this branch. check-in: 585e0a09 user: dan tags: fcntl_shm_read
08:46
The extensions functions in spellfix are all deterministic. check-in: 29ec855e user: drh tags: trunk
06:45
Fix harmless compiler warnings. check-in: d088c5a3 user: mistachkin tags: trunk
Changes
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Changes to ext/misc/spellfix.c.

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*/
static int editDist3Install(sqlite3 *db){
  int rc;
  EditDist3Config *pConfig = sqlite3_malloc64( sizeof(*pConfig) );
  if( pConfig==0 ) return SQLITE_NOMEM;
  memset(pConfig, 0, sizeof(*pConfig));
  rc = sqlite3_create_function_v2(db, "editdist3",

              2, SQLITE_UTF8, pConfig, editDist3SqlFunc, 0, 0, 0);
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function_v2(db, "editdist3",

                3, SQLITE_UTF8, pConfig, editDist3SqlFunc, 0, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function_v2(db, "editdist3",
                1, SQLITE_UTF8, pConfig, editDist3SqlFunc, 0, 0,
                editDist3ConfigDelete);
  }else{
    sqlite3_free(pConfig);
  }
  return rc;
}
/* End configurable cost unicode edit distance routines
******************************************************************************
................................................................................

/*
** Register the various functions and the virtual table.
*/
static int spellfix1Register(sqlite3 *db){
  int rc = SQLITE_OK;
  int i;
  rc = sqlite3_create_function(db, "spellfix1_translit", 1, SQLITE_UTF8, 0,

                                  transliterateSqlFunc, 0, 0);
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "spellfix1_editdist", 2, SQLITE_UTF8, 0,

                                  editdistSqlFunc, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "spellfix1_phonehash", 1, SQLITE_UTF8, 0,

                                  phoneticHashSqlFunc, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "spellfix1_scriptcode", 1, SQLITE_UTF8, 0,

                                  scriptCodeSqlFunc, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_module(db, "spellfix1", &spellfix1Module, 0);
  }
  if( rc==SQLITE_OK ){
    rc = editDist3Install(db);







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....
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*/
static int editDist3Install(sqlite3 *db){
  int rc;
  EditDist3Config *pConfig = sqlite3_malloc64( sizeof(*pConfig) );
  if( pConfig==0 ) return SQLITE_NOMEM;
  memset(pConfig, 0, sizeof(*pConfig));
  rc = sqlite3_create_function_v2(db, "editdist3",
              2, SQLITE_UTF8|SQLITE_DETERMINISTIC, pConfig,
              editDist3SqlFunc, 0, 0, 0);
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function_v2(db, "editdist3",
                3, SQLITE_UTF8|SQLITE_DETERMINISTIC, pConfig,
                editDist3SqlFunc, 0, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function_v2(db, "editdist3",
                1, SQLITE_UTF8|SQLITE_DETERMINISTIC, pConfig,
                editDist3SqlFunc, 0, 0, editDist3ConfigDelete);
  }else{
    sqlite3_free(pConfig);
  }
  return rc;
}
/* End configurable cost unicode edit distance routines
******************************************************************************
................................................................................

/*
** Register the various functions and the virtual table.
*/
static int spellfix1Register(sqlite3 *db){
  int rc = SQLITE_OK;
  int i;
  rc = sqlite3_create_function(db, "spellfix1_translit", 1,
                               SQLITE_UTF8|SQLITE_DETERMINISTIC, 0,
                                transliterateSqlFunc, 0, 0);
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "spellfix1_editdist", 2,
                                 SQLITE_UTF8|SQLITE_DETERMINISTIC, 0,
                                  editdistSqlFunc, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "spellfix1_phonehash", 1,
                                 SQLITE_UTF8|SQLITE_DETERMINISTIC, 0,
                                  phoneticHashSqlFunc, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_function(db, "spellfix1_scriptcode", 1,
                                  SQLITE_UTF8|SQLITE_DETERMINISTIC, 0,
                                  scriptCodeSqlFunc, 0, 0);
  }
  if( rc==SQLITE_OK ){
    rc = sqlite3_create_module(db, "spellfix1", &spellfix1Module, 0);
  }
  if( rc==SQLITE_OK ){
    rc = editDist3Install(db);