static int
sqlLockAndPrepare(sql * db, /* Database handle. */
const char *zSql, /* UTF-8 encoded SQL statement. */
int nBytes, /* Length of zSql in bytes. */
int saveSqlFlag, /* True to copy SQL text into the sql_stmt */
Vdbe * pOld, /* VM being reprepared */
sql_stmt ** ppStmt, /* OUT: A pointer to the prepared statement */
const char **pzTail) /* OUT: End of parsed string */
{
int rc;
*ppStmt = 0;
if (!sqlSafetyCheckOk(db) || zSql == 0) {
return SQL_MISUSE;
}
rc = sqlPrepare(db, zSql, nBytes, saveSqlFlag, pOld, ppStmt,
pzTail);
if (rc == SQL_SCHEMA) {
sql_finalize(*ppStmt);
rc = sqlPrepare(db, zSql, nBytes, saveSqlFlag, pOld, ppStmt,
pzTail);
}
assert(rc == SQL_OK || *ppStmt == 0);
return rc;
}
SQLRETURN SQL_API SQLPrepare(SQLHSTMT StatementHandle,
SQLCHAR *StatementText, SQLINTEGER TextLength)
{
o::SQLPrepare sqlPrepare(StatementHandle, StatementText, TextLength);
return sqlPrepare();
}
