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Overview
Comment:Add the SQLITE_OMIT_FLAG_PRAGMAS compile-time option. (CVS 2362)
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SHA1: c167e9054249361d1f464d3840a5c277e6ed44ab
User & Date: drh 2005-02-26 18:10:44
Context
2005-02-28
01:42
Bump the version number to 3.1.3.1. (CVS 2363) (check-in: 1ca8bbf7 user: drh tags: trunk)
2005-02-26
18:10
Add the SQLITE_OMIT_FLAG_PRAGMAS compile-time option. (CVS 2362) (check-in: c167e905 user: drh tags: trunk)
17:31
Fix an assertion fault that can occur while autovacuuming a corrupt database file. Add the SQLITE_OMIT_COMPLETE compile-time parameter. (CVS 2361) (check-in: bb0e7e38 user: drh tags: trunk)
Changes
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Changes to src/pragma.c. 

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**    May you do good and not evil.
**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains code used to implement the PRAGMA command.
**
** $Id: pragma.c,v 1.89 2005/02/09 03:20:37 danielk1977 Exp $
*/
#include "sqliteInt.h"
#include "os.h"
#include <ctype.h>

/* Ignore this whole file if pragmas are disabled
*/
................................................................................
    return 1;
  }else if( sqlite3StrICmp(z, "memory")==0 ){
    return 2;
  }else{
    return 0;
  }
}



/*
** Invalidate temp storage, either when the temp storage is changed
** from default, or when 'file' and the temp_store_directory has changed
*/
static int invalidateTempStorage(Parse *pParse){
  sqlite3 *db = pParse->db;
  if( db->aDb[1].pBt!=0 ){
................................................................................
    }
    sqlite3BtreeClose(db->aDb[1].pBt);
    db->aDb[1].pBt = 0;
    sqlite3ResetInternalSchema(db, 0);
  }
  return SQLITE_OK;
}



/*
** If the TEMP database is open, close it and mark the database schema
** as needing reloading.  This must be done when using the TEMP_STORE
** or DEFAULT_TEMP_STORE pragmas.
*/
static int changeTempStorage(Parse *pParse, const char *zStorageType){
  int ts = getTempStore(zStorageType);
................................................................................
  if( db->temp_store==ts ) return SQLITE_OK;
  if( invalidateTempStorage( pParse ) != SQLITE_OK ){
    return SQLITE_ERROR;
  }
  db->temp_store = ts;
  return SQLITE_OK;
}
#endif

/*
** Generate code to return a single integer value.
*/
static void returnSingleInt(Parse *pParse, const char *zLabel, int value){
  Vdbe *v = sqlite3GetVdbe(pParse);
  sqlite3VdbeAddOp(v, OP_Integer, value, 0);
................................................................................
  if( pParse->explain==0 ){
    sqlite3VdbeSetNumCols(v, 1);
    sqlite3VdbeSetColName(v, 0, zLabel, P3_STATIC);
  }
  sqlite3VdbeAddOp(v, OP_Callback, 1, 0);
}


/*
** Check to see if zRight and zLeft refer to a pragma that queries
** or changes one of the flags in db->flags.  Return 1 if so and 0 if not.
** Also, implement the pragma.
*/
static int flagPragma(Parse *pParse, const char *zLeft, const char *zRight){
  static const struct sPragmaType {
................................................................................
        sqlite3VdbeAddOp(v, OP_Expire, 0, 0);
      }
      return 1;
    }
  }
  return 0;
}


/*
** Process a pragma statement.  
**
** Pragmas are of this form:
**
**      PRAGMA [database.]id [= value]
................................................................................
        pDb->safety_level = getSafetyLevel(zRight)+1;
        sqlite3BtreeSetSafetyLevel(pDb->pBt, pDb->safety_level);
      }
    }
  }else
#endif /* SQLITE_OMIT_PAGER_PRAGMAS */


  if( flagPragma(pParse, zLeft, zRight) ){
    /* The flagPragma() subroutine also generates any necessary code
    ** there is nothing more to do here */
  }else


#ifndef SQLITE_OMIT_SCHEMA_PRAGMAS
  /*
  **   PRAGMA table_info(<table>)
  **
  ** Return a single row for each column of the named table. The columns of
  ** the returned data set are:








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**    May you do good and not evil.
**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains code used to implement the PRAGMA command.
**
** $Id: pragma.c,v 1.90 2005/02/26 18:10:44 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
#include <ctype.h>

/* Ignore this whole file if pragmas are disabled
*/
................................................................................
    return 1;
  }else if( sqlite3StrICmp(z, "memory")==0 ){
    return 2;
  }else{
    return 0;
  }
}
#endif /* SQLITE_PAGER_PRAGMAS */

#ifndef SQLITE_OMIT_PAGER_PRAGMAS
/*
** Invalidate temp storage, either when the temp storage is changed
** from default, or when 'file' and the temp_store_directory has changed
*/
static int invalidateTempStorage(Parse *pParse){
  sqlite3 *db = pParse->db;
  if( db->aDb[1].pBt!=0 ){
................................................................................
    }
    sqlite3BtreeClose(db->aDb[1].pBt);
    db->aDb[1].pBt = 0;
    sqlite3ResetInternalSchema(db, 0);
  }
  return SQLITE_OK;
}
#endif /* SQLITE_PAGER_PRAGMAS */

#ifndef SQLITE_OMIT_PAGER_PRAGMAS
/*
** If the TEMP database is open, close it and mark the database schema
** as needing reloading.  This must be done when using the TEMP_STORE
** or DEFAULT_TEMP_STORE pragmas.
*/
static int changeTempStorage(Parse *pParse, const char *zStorageType){
  int ts = getTempStore(zStorageType);
................................................................................
  if( db->temp_store==ts ) return SQLITE_OK;
  if( invalidateTempStorage( pParse ) != SQLITE_OK ){
    return SQLITE_ERROR;
  }
  db->temp_store = ts;
  return SQLITE_OK;
}
#endif /* SQLITE_PAGER_PRAGMAS */

/*
** Generate code to return a single integer value.
*/
static void returnSingleInt(Parse *pParse, const char *zLabel, int value){
  Vdbe *v = sqlite3GetVdbe(pParse);
  sqlite3VdbeAddOp(v, OP_Integer, value, 0);
................................................................................
  if( pParse->explain==0 ){
    sqlite3VdbeSetNumCols(v, 1);
    sqlite3VdbeSetColName(v, 0, zLabel, P3_STATIC);
  }
  sqlite3VdbeAddOp(v, OP_Callback, 1, 0);
}

#ifndef SQLITE_OMIT_FLAG_PRAGMAS
/*
** Check to see if zRight and zLeft refer to a pragma that queries
** or changes one of the flags in db->flags.  Return 1 if so and 0 if not.
** Also, implement the pragma.
*/
static int flagPragma(Parse *pParse, const char *zLeft, const char *zRight){
  static const struct sPragmaType {
................................................................................
        sqlite3VdbeAddOp(v, OP_Expire, 0, 0);
      }
      return 1;
    }
  }
  return 0;
}
#endif /* SQLITE_OMIT_FLAG_PRAGMAS */

/*
** Process a pragma statement.  
**
** Pragmas are of this form:
**
**      PRAGMA [database.]id [= value]
................................................................................
        pDb->safety_level = getSafetyLevel(zRight)+1;
        sqlite3BtreeSetSafetyLevel(pDb->pBt, pDb->safety_level);
      }
    }
  }else
#endif /* SQLITE_OMIT_PAGER_PRAGMAS */

#ifndef SQLITE_OMIT_FLAG_PRAGMAS
  if( flagPragma(pParse, zLeft, zRight) ){
    /* The flagPragma() subroutine also generates any necessary code
    ** there is nothing more to do here */
  }else
#endif /* SQLITE_OMIT_FLAG_PRAGMAS */

#ifndef SQLITE_OMIT_SCHEMA_PRAGMAS
  /*
  **   PRAGMA table_info(<table>)
  **
  ** Return a single row for each column of the named table. The columns of
  ** the returned data set are:

Changes to src/test1.c. 

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**    May you share freely, never taking more than you give.
**
*************************************************************************
** Code for testing the printf() interface to SQLite.  This code
** is not included in the SQLite library.  It is used for automated
** testing of the SQLite library.
**
** $Id: test1.c,v 1.131 2005/02/26 17:31:27 drh Exp $
*/
#include "sqliteInt.h"
#include "tcl.h"
#include "os.h"
#include <stdlib.h>
#include <string.h>

................................................................................

#ifdef SQLITE_OMIT_PAGER_PRAGMAS
  Tcl_SetVar2(interp, "sqlite_options", "pager_pragmas", "0", TCL_GLOBAL_ONLY);
#else
  Tcl_SetVar2(interp, "sqlite_options", "pager_pragmas", "1", TCL_GLOBAL_ONLY);
#endif

#ifdef SQLITE_OMIT_PRAGMA
  Tcl_SetVar2(interp, "sqlite_options", "pragma", "0", TCL_GLOBAL_ONLY);
  Tcl_SetVar2(interp, "sqlite_options", "integrityck", "0", TCL_GLOBAL_ONLY);
#else
  Tcl_SetVar2(interp, "sqlite_options", "pragma", "1", TCL_GLOBAL_ONLY);
#endif

#ifdef SQLITE_OMIT_PROGRESS_CALLBACK








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**    May you share freely, never taking more than you give.
**
*************************************************************************
** Code for testing the printf() interface to SQLite.  This code
** is not included in the SQLite library.  It is used for automated
** testing of the SQLite library.
**
** $Id: test1.c,v 1.132 2005/02/26 18:10:44 drh Exp $
*/
#include "sqliteInt.h"
#include "tcl.h"
#include "os.h"
#include <stdlib.h>
#include <string.h>

................................................................................

#ifdef SQLITE_OMIT_PAGER_PRAGMAS
  Tcl_SetVar2(interp, "sqlite_options", "pager_pragmas", "0", TCL_GLOBAL_ONLY);
#else
  Tcl_SetVar2(interp, "sqlite_options", "pager_pragmas", "1", TCL_GLOBAL_ONLY);
#endif

#if defined(SQLITE_OMIT_PRAGMA) || defined(SQLITE_OMIT_FLAG_PRAGMAS)
  Tcl_SetVar2(interp, "sqlite_options", "pragma", "0", TCL_GLOBAL_ONLY);
  Tcl_SetVar2(interp, "sqlite_options", "integrityck", "0", TCL_GLOBAL_ONLY);
#else
  Tcl_SetVar2(interp, "sqlite_options", "pragma", "1", TCL_GLOBAL_ONLY);
#endif

#ifdef SQLITE_OMIT_PROGRESS_CALLBACK

Changes to test/alter2.test. 

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#
#*************************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script is testing that SQLite can handle a subtle 
# file format change that may be used in the future to implement
# "ALTER TABLE ... ADD COLUMN".
#
# $Id: alter2.test,v 1.1 2005/02/19 08:18:06 danielk1977 Exp $
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl




# The file format change affects the way row-records stored in tables (but 
# not indices) are interpreted. Before version 3.1.3, a row-record for a 
# table with N columns was guaranteed to contain exactly N fields. As
# of version 3.1.3, the record may contain up to N fields. In this case
# the M fields that are present are the values for the left-most M 
# columns. The (N-M) rightmost columns contain NULL.
................................................................................
  execsql {
    CREATE TABLE t1(a, b);
  }
  get_file_format 
} {2}

finish_test









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#
#*************************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this script is testing that SQLite can handle a subtle 
# file format change that may be used in the future to implement
# "ALTER TABLE ... ADD COLUMN".
#
# $Id: alter2.test,v 1.2 2005/02/26 18:10:45 drh Exp $
#

set testdir [file dirname $argv0]
source $testdir/tester.tcl

# We have to have pragmas in order to do this test
ifcapable {!pragma} return

# The file format change affects the way row-records stored in tables (but 
# not indices) are interpreted. Before version 3.1.3, a row-record for a 
# table with N columns was guaranteed to contain exactly N fields. As
# of version 3.1.3, the record may contain up to N fields. In this case
# the M fields that are present are the values for the left-most M 
# columns. The (N-M) rightmost columns contain NULL.
................................................................................
  execsql {
    CREATE TABLE t1(a, b);
  }
  get_file_format 
} {2}

finish_test

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