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From: Alex Khatskevich <avkhatskevich@tarantool.org>
To: "n.pettik" <korablev@tarantool.org>, tarantool-patches@freelists.org
Subject: [tarantool-patches] Re: [PATCH 1/3] sql: delete unused code
Date: Thu, 4 Oct 2018 18:16:23 +0300	[thread overview]
Message-ID: <9e1a6ed9-a054-85ce-6cb1-9e0c8e38a095@tarantool.org> (raw)
In-Reply-To: <FF97634F-5119-485D-8C2E-A2BD5109DF4D@tarantool.org>



On 02.10.2018 16:36, n.pettik wrote:
> You forgot to delete function declaration from sqliteInt.h
> You deleted not all mentions of sqlite3_close_v2(), just grep it.
Fixed.
Full diff:

commit 253c0d51310c5684da94862bb7f8723cf726b0c2
Author: AKhatskevich <avkhatskevich@tarantool.org>
Date:   Mon Oct 1 14:19:57 2018 +0300

     sql: delete unused code

     Part of #3696

diff --git a/src/box/sql/main.c b/src/box/sql/main.c
index 782f99452..86e9bcfcd 100644
--- a/src/box/sql/main.c
+++ b/src/box/sql/main.c
@@ -483,105 +483,6 @@ setupLookaside(sqlite3 * db, void *pBuf, int sz, 
int cnt)
      return SQLITE_OK;
  }

-/*
- * Free up as much memory as we can from the given database
- * connection.
- */
-int
-sqlite3_db_release_memory(sqlite3 * db)
-{
-    (void)db;
-#ifdef SQLITE_ENABLE_API_ARMOR
-    if (!sqlite3SafetyCheckOk(db))
-        return SQLITE_MISUSE_BKPT;
-#endif
-    return SQLITE_OK;
-}
-
-/*
- * Flush any dirty pages in the pager-cache for any attached database
- * to disk.
- */
-int
-sqlite3_db_cacheflush(sqlite3 * db)
-{
-    int rc = SQLITE_OK;
-    int bSeenBusy = 0;
-    (void)db;
-#ifdef SQLITE_ENABLE_API_ARMOR
-    if (!sqlite3SafetyCheckOk(db))
-        return SQLITE_MISUSE_BKPT;
-#endif
-    return ((rc == SQLITE_OK && bSeenBusy) ? SQLITE_BUSY : rc);
-}
-
-/*
- * Configuration settings for an individual database connection
- */
-int
-sqlite3_db_config(sqlite3 * db, int op, ...)
-{
-    va_list ap;
-    int rc;
-    struct session *user_session = current_session();
-
-    va_start(ap, op);
-    switch (op) {
-    case SQLITE_DBCONFIG_LOOKASIDE:{
-            void *pBuf = va_arg(ap, void *);    /* IMP: R-26835-10964 */
-            int sz = va_arg(ap, int);    /* IMP: R-47871-25994 */
-            int cnt = va_arg(ap, int);    /* IMP: R-04460-53386 */
-            rc = setupLookaside(db, pBuf, sz, cnt);
-            break;
-        }
-    default:{
-            static const struct {
-                int op;    /* The opcode */
-                u32 mask;    /* Mask of the bit in sqlite3.flags to 
set/clear */
-            } aFlagOp[] = {
-                {
-                SQLITE_DBCONFIG_ENABLE_FKEY,
-                        SQLITE_ForeignKeys}, {
-                SQLITE_DBCONFIG_ENABLE_TRIGGER,
-                        SQLITE_EnableTrigger}, {
-            SQLITE_DBCONFIG_NO_CKPT_ON_CLOSE,
-                        SQLITE_NoCkptOnClose},};
-            unsigned int i;
-            rc = SQLITE_ERROR;    /* IMP: R-42790-23372 */
-            for (i = 0; i < ArraySize(aFlagOp); i++) {
-                if (aFlagOp[i].op == op) {
-                    int onoff = va_arg(ap, int);
-                    int *pRes = va_arg(ap, int *);
-                    uint32_t oldFlags =
-                        user_session->sql_flags;
-                    if (onoff > 0) {
-                        user_session->sql_flags |=
-                            aFlagOp[i].mask;
-                    } else if (onoff == 0) {
-                        user_session->sql_flags &=
-                            ~aFlagOp[i].mask;
-                    }
-                    if (oldFlags != user_session->sql_flags) {
-                        sqlite3ExpirePreparedStatements
-                            (db);
-                    }
-                    if (pRes) {
-                        *pRes =
-                            (user_session->
-                             sql_flags & aFlagOp[i].
-                             mask) != 0;
-                    }
-                    rc = SQLITE_OK;
-                    break;
-                }
-            }
-            break;
-        }
-    }
-    va_end(ap);
-    return rc;
-}
-
  /*
   * Return the number of changes in the most recent call to sqlite3_exec().
   */
@@ -660,12 +561,7 @@ connectionIsBusy(sqlite3 * db)
  static int
  sqlite3Close(sqlite3 * db, int forceZombie)
  {
-    if (!db) {
-        /* EVIDENCE-OF: R-63257-11740 Calling sqlite3_close() or
-         * sqlite3_close_v2() with a NULL pointer argument is a 
harmless no-op.
-         */
-        return SQLITE_OK;
-    }
+    assert(db);
      if (!sqlite3SafetyCheckSickOrOk(db)) {
          return SQLITE_MISUSE_BKPT;
      }
@@ -701,10 +597,7 @@ sqlite3Close(sqlite3 * db, int forceZombie)
   * Two variations on the public interface for closing a database
   * connection. The sqlite3_close() version returns SQLITE_BUSY and
   * leaves the connection option if there are unfinalized prepared
- * statements.  The sqlite3_close_v2()
- * version forces the connection to become a zombie if there are
- * unclosed resources, and arranges for deallocation when the last
- * prepare statement.
+ * statements.
   */
  int
  sqlite3_close(sqlite3 * db)
@@ -712,12 +605,6 @@ sqlite3_close(sqlite3 * db)
      return sqlite3Close(db, 0);
  }

-int
-sqlite3_close_v2(sqlite3 * db)
-{
-    return sqlite3Close(db, 1);
-}
-
  /*
   * Rollback all database files.  If tripCode is not SQLITE_OK, then
   * any write cursors are invalidated ("tripped" - as in "tripping a 
circuit
@@ -736,192 +623,6 @@ sqlite3RollbackAll(Vdbe * pVdbe)
      }
  }

-/*
- * Return a static string containing the name corresponding to the 
error code
- * specified in the argument.
- */
-#if defined(SQLITE_NEED_ERR_NAME)
-const char *
-sqlite3ErrName(int rc)
-{
-    const char *zName = 0;
-    int i, origRc = rc;
-    for (i = 0; i < 2 && zName == 0; i++, rc &= 0xff) {
-        switch (rc) {
-        case SQLITE_OK:
-            zName = "SQLITE_OK";
-            break;
-        case SQLITE_ERROR:
-            zName = "SQLITE_ERROR";
-            break;
-        case SQLITE_PERM:
-            zName = "SQLITE_PERM";
-            break;
-        case SQLITE_ABORT:
-            zName = "SQLITE_ABORT";
-            break;
-        case SQLITE_BUSY:
-            zName = "SQLITE_BUSY";
-            break;
-        case SQLITE_LOCKED:
-            zName = "SQLITE_LOCKED";
-            break;
-        case SQLITE_NOMEM:
-            zName = "SQLITE_NOMEM";
-            break;
-        case SQLITE_INTERRUPT:
-            zName = "SQLITE_INTERRUPT";
-            break;
-        case SQLITE_IOERR:
-            zName = "SQLITE_IOERR";
-            break;
-        case SQLITE_IOERR_READ:
-            zName = "SQLITE_IOERR_READ";
-            break;
-        case SQLITE_IOERR_SHORT_READ:
-            zName = "SQLITE_IOERR_SHORT_READ";
-            break;
-        case SQLITE_IOERR_WRITE:
-            zName = "SQLITE_IOERR_WRITE";
-            break;
-        case SQLITE_IOERR_FSYNC:
-            zName = "SQLITE_IOERR_FSYNC";
-            break;
-        case SQLITE_IOERR_DIR_FSYNC:
-            zName = "SQLITE_IOERR_DIR_FSYNC";
-            break;
-        case SQLITE_IOERR_TRUNCATE:
-            zName = "SQLITE_IOERR_TRUNCATE";
-            break;
-        case SQLITE_IOERR_FSTAT:
-            zName = "SQLITE_IOERR_FSTAT";
-            break;
-        case SQLITE_IOERR_UNLOCK:
-            zName = "SQLITE_IOERR_UNLOCK";
-            break;
-        case SQLITE_IOERR_RDLOCK:
-            zName = "SQLITE_IOERR_RDLOCK";
-            break;
-        case SQLITE_IOERR_DELETE:
-            zName = "SQLITE_IOERR_DELETE";
-            break;
-        case SQLITE_IOERR_NOMEM:
-            zName = "SQLITE_IOERR_NOMEM";
-            break;
-        case SQLITE_IOERR_ACCESS:
-            zName = "SQLITE_IOERR_ACCESS";
-            break;
-        case SQLITE_IOERR_CHECKRESERVEDLOCK:
-            zName = "SQLITE_IOERR_CHECKRESERVEDLOCK";
-            break;
-        case SQLITE_IOERR_LOCK:
-            zName = "SQLITE_IOERR_LOCK";
-            break;
-        case SQLITE_IOERR_CLOSE:
-            zName = "SQLITE_IOERR_CLOSE";
-            break;
-        case SQLITE_IOERR_DIR_CLOSE:
-            zName = "SQLITE_IOERR_DIR_CLOSE";
-            break;
-        case SQLITE_IOERR_SHMOPEN:
-            zName = "SQLITE_IOERR_SHMOPEN";
-            break;
-        case SQLITE_IOERR_SHMSIZE:
-            zName = "SQLITE_IOERR_SHMSIZE";
-            break;
-        case SQLITE_IOERR_SHMLOCK:
-            zName = "SQLITE_IOERR_SHMLOCK";
-            break;
-        case SQLITE_IOERR_SHMMAP:
-            zName = "SQLITE_IOERR_SHMMAP";
-            break;
-        case SQLITE_IOERR_SEEK:
-            zName = "SQLITE_IOERR_SEEK";
-            break;
-        case SQLITE_IOERR_DELETE_NOENT:
-            zName = "SQLITE_IOERR_DELETE_NOENT";
-            break;
-        case SQLITE_IOERR_MMAP:
-            zName = "SQLITE_IOERR_MMAP";
-            break;
-        case SQLITE_IOERR_GETTEMPPATH:
-            zName = "SQLITE_IOERR_GETTEMPPATH";
-            break;
-        case SQLITE_IOERR_CONVPATH:
-            zName = "SQLITE_IOERR_CONVPATH";
-            break;
-        case SQLITE_NOTFOUND:
-            zName = "SQLITE_NOTFOUND";
-            break;
-        case SQLITE_FULL:
-            zName = "SQLITE_FULL";
-            break;
-        case SQLITE_CANTOPEN:
-            zName = "SQLITE_CANTOPEN";
-            break;
-        case SQLITE_SCHEMA:
-            zName = "SQLITE_SCHEMA";
-            break;
-        case SQLITE_TOOBIG:
-            zName = "SQLITE_TOOBIG";
-            break;
-        case SQLITE_CONSTRAINT:
-            zName = "SQLITE_CONSTRAINT";
-            break;
-        case SQLITE_CONSTRAINT_UNIQUE:
-            zName = "SQLITE_CONSTRAINT_UNIQUE";
-            break;
-        case SQLITE_CONSTRAINT_TRIGGER:
-            zName = "SQLITE_CONSTRAINT_TRIGGER";
-            break;
-        case SQLITE_CONSTRAINT_FOREIGNKEY:
-            zName = "SQLITE_CONSTRAINT_FOREIGNKEY";
-            break;
-        case SQLITE_CONSTRAINT_CHECK:
-            zName = "SQLITE_CONSTRAINT_CHECK";
-            break;
-        case SQLITE_CONSTRAINT_PRIMARYKEY:
-            zName = "SQLITE_CONSTRAINT_PRIMARYKEY";
-            break;
-        case SQLITE_CONSTRAINT_NOTNULL:
-            zName = "SQLITE_CONSTRAINT_NOTNULL";
-            break;
-        case SQLITE_CONSTRAINT_FUNCTION:
-            zName = "SQLITE_CONSTRAINT_FUNCTION";
-            break;
-        case SQLITE_MISMATCH:
-            zName = "SQLITE_MISMATCH";
-            break;
-        case SQLITE_MISUSE:
-            zName = "SQLITE_MISUSE";
-            break;
-        case SQLITE_RANGE:
-            zName = "SQLITE_RANGE";
-            break;
-        case SQL_TARANTOOL_ERROR:
-            zName = "SQLITE_TARANTOOL_ERROR";
-            break;
-        case SQLITE_ROW:
-            zName = "SQLITE_ROW";
-            break;
-        case SQLITE_WARNING:
-            zName = "SQLITE_WARNING";
-            break;
-        case SQLITE_DONE:
-            zName = "SQLITE_DONE";
-            break;
-        }
-    }
-    if (zName == 0) {
-        static char zBuf[50];
-        sqlite3_snprintf(sizeof(zBuf), zBuf, "SQLITE_UNKNOWN(%d)",
-                 origRc);
-        zName = zBuf;
-    }
-    return zName;
-}
-#endif
-
  /*
   * Return a static string that describes the kind of error specified 
in the
   * argument.
diff --git a/src/box/sql/sqliteInt.h b/src/box/sql/sqliteInt.h
index 53188e74d..dd43f32a8 100644
--- a/src/box/sql/sqliteInt.h
+++ b/src/box/sql/sqliteInt.h
@@ -284,17 +284,6 @@ void sqlite3Coverage(int);
  #define NEVER(X)       (X)
  #endif

-/*
- * Is the sqlite3ErrName() function needed in the build? Currently,
- * it is needed by several "test*.c" files (which are
- * compiled using SQLITE_TEST).
- */
-#if defined(SQLITE_TEST)
-#define SQLITE_NEED_ERR_NAME
-#else
-#undef  SQLITE_NEED_ERR_NAME
-#endif
-
  /*
   * Return true (non-zero) if the input is an integer that is too large
   * to fit in 32-bits.  This macro is used inside of various testcase()
@@ -837,9 +826,6 @@ struct sqlite3_io_methods {
  int
  sqlite3_os_init(void);

-int
-sqlite3_db_release_memory(sqlite3 *);
-
  int
  sqlite3_busy_timeout(sqlite3 *, int ms);

@@ -4276,10 +4262,6 @@ void sqlite3SystemError(sqlite3 *, int);
  void *sqlite3HexToBlob(sqlite3 *, const char *z, int n);
  u8 sqlite3HexToInt(int h);

-#if defined(SQLITE_NEED_ERR_NAME)
-const char *sqlite3ErrName(int);
-#endif
-
  const char *sqlite3ErrStr(int);

  /**
diff --git a/test/sql-tap/triggerC.test.lua b/test/sql-tap/triggerC.test.lua
index 06e6e5bd2..da9872ec5 100755
--- a/test/sql-tap/triggerC.test.lua
+++ b/test/sql-tap/triggerC.test.lua
@@ -42,7 +42,6 @@ testprefix = "triggerC"
  -- Enable recursive triggers for this file.
  --
  test:execsql " PRAGMA recursive_triggers = on "
---sqlite3_db_config_lookaside db 0 0 0
  ---------------------------------------------------------------------------
  -- This block of tests, triggerC-1.*, are not aimed at any specific
  -- property of the triggers sub-system. They were created to debug

  reply	other threads:[~2018-10-04 15:16 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-02 10:48 [tarantool-patches] [PATCH 0/3] Delete foreign_keys and ignore_check_constraints pragmas AKhatskevich
2018-10-02 10:48 ` [tarantool-patches] [PATCH 1/3] sql: delete unused code AKhatskevich
2018-10-02 13:36   ` [tarantool-patches] " n.pettik
2018-10-04 15:16     ` Alex Khatskevich [this message]
2018-10-02 10:48 ` [tarantool-patches] [PATCH 2/3] sql: delete foreign_keys pragma AKhatskevich
2018-10-02 13:36   ` [tarantool-patches] " n.pettik
2018-10-04 15:16     ` Alex Khatskevich
2018-10-02 10:48 ` [tarantool-patches] [PATCH 3/3] sql: delete ignore_check_constraints pragma AKhatskevich
2018-10-02 13:36   ` [tarantool-patches] " n.pettik
2018-10-04 15:16     ` Alex Khatskevich
2018-10-04 16:27 ` [tarantool-patches] Re: [PATCH 0/3] Delete foreign_keys and ignore_check_constraints pragmas n.pettik
2018-10-05  7:15 ` Kirill Yukhin

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