Add SQLite version 3.28.0

Author: resilar

rekeyvacuum.c

@@ -8,13 +8,13 @@
 ** Change 2: Remove local variable 'int nRes'
 ** Change 3: Remove initialization 'nRes = sqlite3BtreeGetOptimalReserve(pMain)'
 **
-** Code generated by script/rekeyvacuum.sh from SQLite v3.27.2 amalgamation.
+** Code generated by script/rekeyvacuum.sh from SQLite v3.28.0 amalgamation.
 */
-SQLITE_PRIVATE int sqlite3RekeyVacuum(
+SQLITE_PRIVATE SQLITE_NOINLINE int sqlite3RekeyVacuum(
   char **pzErrMsg,        /* Write error message here */
   sqlite3 *db,            /* Database connection */
   int iDb,                /* Which attached DB to vacuum */
-  sqlite3_value *pOut     /* Write results here, if not NULL */
+  sqlite3_value *pOut     /* Write results here, if not NULL. VACUUM INTO */
 , int nRes){
   int rc = SQLITE_OK;     /* Return code from service routines */
   Btree *pMain;           /* The database being vacuumed */
@@ -23,6 +23,7 @@ SQLITE_PRIVATE int sqlite3RekeyVacuum(
   u64 saved_flags;        /* Saved value of db->flags */
   int saved_nChange;      /* Saved value of db->nChange */
   int saved_nTotalChange; /* Saved value of db->nTotalChange */
+  u32 saved_openFlags;    /* Saved value of db->openFlags */
   u8 saved_mTrace;        /* Saved trace settings */
   Db *pDb = 0;            /* Database to detach at end of vacuum */
   int isMemDb;            /* True if vacuuming a :memory: database */
@@ -32,18 +33,21 @@ SQLITE_PRIVATE int sqlite3RekeyVacuum(
 
   if( !db->autoCommit ){
     sqlite3SetString(pzErrMsg, db, "cannot VACUUM from within a transaction");
-    return SQLITE_ERROR;
+    return SQLITE_ERROR; /* IMP: R-12218-18073 */
   }
   if( db->nVdbeActive>1 ){
     sqlite3SetString(pzErrMsg, db,"cannot VACUUM - SQL statements in progress");
-    return SQLITE_ERROR;
+    return SQLITE_ERROR; /* IMP: R-15610-35227 */
   }
+  saved_openFlags = db->openFlags;
   if( pOut ){
     if( sqlite3_value_type(pOut)!=SQLITE_TEXT ){
       sqlite3SetString(pzErrMsg, db, "non-text filename");
       return SQLITE_ERROR;
     }
     zOut = (const char*)sqlite3_value_text(pOut);
+    db->openFlags &= ~SQLITE_OPEN_READONLY;
+    db->openFlags |= SQLITE_OPEN_CREATE|SQLITE_OPEN_READWRITE;
   }else{
     zOut = "";
   }
@@ -82,6 +86,7 @@ SQLITE_PRIVATE int sqlite3RekeyVacuum(
   */
   nDb = db->nDb;
   rc = execSqlF(db, pzErrMsg, "ATTACH %Q AS vacuum_db", zOut);
+  db->openFlags = saved_openFlags;
   if( rc!=SQLITE_OK ) goto end_of_vacuum;
   assert( (db->nDb-1)==nDb );
   pDb = &db->aDb[nDb];
@@ -95,6 +100,7 @@ SQLITE_PRIVATE int sqlite3RekeyVacuum(
       sqlite3SetString(pzErrMsg, db, "output file already exists");
       goto end_of_vacuum;
     }
+    db->mDbFlags |= DBFLAG_VacuumInto;
   }
 
   /* A VACUUM cannot change the pagesize of an encrypted database. */

script/rekeyvacuum.sh

@@ -31,7 +31,7 @@ cat <<EOF
 ** Code generated by script/rekeyvacuum.sh from SQLite v$VERSION amalgamation.
 */
 EOF
-sed -n '/^SQLITE_PRIVATE int sqlite3RunVacuum([^;]*$/,/^}$/p' "$INPUT" \
+sed -n '/^SQLITE_PRIVATE .*int sqlite3RunVacuum([^;]*$/,/^}$/p' "$INPUT" \
     | sed 's/sqlite3RunVacuum/sqlite3RekeyVacuum/' \
     | sed 's/^\([^ )][^)]*\)\?){$/\1, int nRes){/' \
     | grep -v "int nRes;\|nRes = " \