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Overview
Comment:Add explicit !=0 tests in order to suppress warning messages in Borland-C. Ticket #2985 (CVS 4850)
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SHA1: d4ab14b974f2249d9d9e5a78ae47f3764a88b657
User & Date: drh 2008-03-10 14:12:53.000
Context
2008-03-10
16:17
Remove the #includes of stdlib.h and sys/types.h from sqliteInt.h since they are never used and because they broke the build. (CVS 4851) (check-in: 2668000fc8 user: drh tags: trunk)
14:12
Add explicit !=0 tests in order to suppress warning messages in Borland-C. Ticket #2985 (CVS 4850) (check-in: d4ab14b974 user: drh tags: trunk)
2008-03-09
02:51
Fix for #2981 - specifically use "tclsh8.4" if it's available (CVS 4849) (check-in: 8ced1d6464 user: mlcreech tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/expr.c.
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**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains routines used for analyzing expressions and
** for generating VDBE code that evaluates expressions in SQLite.
**
** $Id: expr.c,v 1.352 2008/01/23 14:51:49 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** Return the 'affinity' of the expression pExpr if any.
**








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**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** This file contains routines used for analyzing expressions and
** for generating VDBE code that evaluates expressions in SQLite.
**
** $Id: expr.c,v 1.353 2008/03/10 14:12:53 drh Exp $
*/
#include "sqliteInt.h"
#include <ctype.h>

/*
** Return the 'affinity' of the expression pExpr if any.
**
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  **
  **     SELECT <column> FROM <table>
  **
  ** If this is the case, it may be possible to use an existing table
  ** or index instead of generating an epheremal table.
  */
  if( sqlite3_enable_in_opt
   && (p=pX->pSelect) && !p->pPrior
   && !p->isDistinct && !p->isAgg && !p->pGroupBy
   && p->pSrc && p->pSrc->nSrc==1 && !p->pSrc->a[0].pSelect
   && !p->pSrc->a[0].pTab->pSelect                                  
   && p->pEList->nExpr==1 && p->pEList->a[0].pExpr->op==TK_COLUMN
   && !p->pLimit && !p->pOffset && !p->pWhere
  ){
    sqlite3 *db = pParse->db;








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  **
  **     SELECT <column> FROM <table>
  **
  ** If this is the case, it may be possible to use an existing table
  ** or index instead of generating an epheremal table.
  */
  if( sqlite3_enable_in_opt
   && (p=pX->pSelect)!=0 && !p->pPrior
   && !p->isDistinct && !p->isAgg && !p->pGroupBy
   && p->pSrc && p->pSrc->nSrc==1 && !p->pSrc->a[0].pSelect
   && !p->pSrc->a[0].pTab->pSelect                                  
   && p->pEList->nExpr==1 && p->pEList->a[0].pExpr->op==TK_COLUMN
   && !p->pLimit && !p->pOffset && !p->pWhere
  ){
    sqlite3 *db = pParse->db;
︙︙
Changes to src/pager.c.
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** The pager is used to access a database disk file.  It implements
** atomic commit and rollback through the use of a journal file that
** is separate from the database file.  The pager also implements file
** locking to prevent two processes from writing the same database
** file simultaneously, or one process from reading the database while
** another is writing.
**
** @(#) $Id: pager.c,v 1.414 2008/03/07 20:14:39 drh Exp $
*/
#ifndef SQLITE_OMIT_DISKIO
#include "sqliteInt.h"
#include <assert.h>
#include <string.h>

/*








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** The pager is used to access a database disk file.  It implements
** atomic commit and rollback through the use of a journal file that
** is separate from the database file.  The pager also implements file
** locking to prevent two processes from writing the same database
** file simultaneously, or one process from reading the database while
** another is writing.
**
** @(#) $Id: pager.c,v 1.415 2008/03/10 14:12:53 drh Exp $
*/
#ifndef SQLITE_OMIT_DISKIO
#include "sqliteInt.h"
#include <assert.h>
#include <string.h>

/*
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            rc = pager_write(pPage);
            if( pPage->needSync ){
              needSync = 1;
            }
            sqlite3PagerUnref(pPage);
          }
        }
      }else if( (pPage = pager_lookup(pPager, pg)) ){
        if( pPage->needSync ){
          needSync = 1;
        }
      }
    }

    /* If the PgHdr.needSync flag is set for any of the nPage pages 








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            rc = pager_write(pPage);
            if( pPage->needSync ){
              needSync = 1;
            }
            sqlite3PagerUnref(pPage);
          }
        }
      }else if( (pPage = pager_lookup(pPager, pg))!=0 ){
        if( pPage->needSync ){
          needSync = 1;
        }
      }
    }

    /* If the PgHdr.needSync flag is set for any of the nPage pages
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