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| 1 | +#include <sqlite3.h> |
| 2 | + |
| 3 | +// Support for GRDB-specific functions. |
| 4 | +// Duplicates https://github.com/groue/GRDB.swift/blob/development/Sources/GRDBSQLite/shim.h |
| 5 | + |
| 6 | +typedef void(*_errorLogCallback)(void *pArg, int iErrCode, const char *zMsg); |
| 7 | + |
| 8 | +/// Wrapper around sqlite3_config(SQLITE_CONFIG_LOG, ...) which is a variadic |
| 9 | +/// function that can't be used from Swift. |
| 10 | +static inline void _registerErrorLogCallback(_errorLogCallback callback) { |
| 11 | + sqlite3_config(SQLITE_CONFIG_LOG, callback, 0); |
| 12 | +} |
| 13 | + |
| 14 | +#if SQLITE_VERSION_NUMBER >= 3029000 |
| 15 | +/// Wrapper around sqlite3_db_config() which is a variadic function that can't |
| 16 | +/// be used from Swift. |
| 17 | +static inline void _disableDoubleQuotedStringLiterals(sqlite3 *db) { |
| 18 | + sqlite3_db_config(db, SQLITE_DBCONFIG_DQS_DDL, 0, (void *)0); |
| 19 | + sqlite3_db_config(db, SQLITE_DBCONFIG_DQS_DML, 0, (void *)0); |
| 20 | +} |
| 21 | + |
| 22 | +/// Wrapper around sqlite3_db_config() which is a variadic function that can't |
| 23 | +/// be used from Swift. |
| 24 | +static inline void _enableDoubleQuotedStringLiterals(sqlite3 *db) { |
| 25 | + sqlite3_db_config(db, SQLITE_DBCONFIG_DQS_DDL, 1, (void *)0); |
| 26 | + sqlite3_db_config(db, SQLITE_DBCONFIG_DQS_DML, 1, (void *)0); |
| 27 | +} |
| 28 | +#else |
| 29 | +static inline void _disableDoubleQuotedStringLiterals(sqlite3 *db) { } |
| 30 | +static inline void _enableDoubleQuotedStringLiterals(sqlite3 *db) { } |
| 31 | +#endif |
| 32 | + |
| 33 | +// Expose APIs that are missing from system <sqlite3.h> |
| 34 | +#ifdef GRDB_SQLITE_ENABLE_PREUPDATE_HOOK |
| 35 | +SQLITE_API void *sqlite3_preupdate_hook( |
| 36 | + sqlite3 *db, |
| 37 | + void(*xPreUpdate)( |
| 38 | + void *pCtx, /* Copy of third arg to preupdate_hook() */ |
| 39 | + sqlite3 *db, /* Database handle */ |
| 40 | + int op, /* SQLITE_UPDATE, DELETE or INSERT */ |
| 41 | + char const *zDb, /* Database name */ |
| 42 | + char const *zName, /* Table name */ |
| 43 | + sqlite3_int64 iKey1, /* Rowid of row about to be deleted/updated */ |
| 44 | + sqlite3_int64 iKey2 /* New rowid value (for a rowid UPDATE) */ |
| 45 | + ), |
| 46 | + void* |
| 47 | +); |
| 48 | +SQLITE_API int sqlite3_preupdate_old(sqlite3 *, int, sqlite3_value **); |
| 49 | +SQLITE_API int sqlite3_preupdate_count(sqlite3 *); |
| 50 | +SQLITE_API int sqlite3_preupdate_depth(sqlite3 *); |
| 51 | +SQLITE_API int sqlite3_preupdate_new(sqlite3 *, int, sqlite3_value **); |
| 52 | +#endif /* GRDB_SQLITE_ENABLE_PREUPDATE_HOOK */ |
| 53 | + |
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