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Overview
Comment:Fix some harmless compiler warnings seen with MSVC.
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Files: files | file ages | folders
SHA3-256: 78862252da7f59d4737ed16f4ccf100cea27d8b421db31051afbaa8d96f24de3
User & Date: mistachkin 2018-09-12 01:05:26
Context
2018-09-12
08:51
Fix an invalid pointer comparison triggered by renaming a table column when there are views with explicit column names in the schema. (check-in: 572de7e4 user: dan tags: trunk)
01:05
Fix some harmless compiler warnings seen with MSVC. (check-in: 78862252 user: mistachkin tags: trunk)
00:48
For MSVC, migrate some commonly used shell compilation options to the library. (check-in: 68a71e5f user: mistachkin tags: trunk)
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to ext/misc/json1.c. 

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  if( pStr ){
    pStr->pCtx = ctx;
    jsonAppendChar(pStr, ']');
    if( pStr->bErr ){
      if( pStr->bErr==1 ) sqlite3_result_error_nomem(ctx);
      assert( pStr->bStatic );
    }else if( isFinal ){
      sqlite3_result_text(ctx, pStr->zBuf, pStr->nUsed,
                          pStr->bStatic ? SQLITE_TRANSIENT : sqlite3_free);
      pStr->bStatic = 1;
    }else{
      sqlite3_result_text(ctx, pStr->zBuf, pStr->nUsed, SQLITE_TRANSIENT);
      pStr->nUsed--;
    }
  }else{
    sqlite3_result_text(ctx, "[]", 2, SQLITE_STATIC);
  }
  sqlite3_result_subtype(ctx, JSON_SUBTYPE);
}
................................................................................
    if( z[i]=='"' ){
      inStr = !inStr;
    }else if( z[i]=='\\' ){
      i++;
    }
  }
  pStr->nUsed -= i;      
  memmove(&z[1], &z[i+1], pStr->nUsed-1);
}
#else
# define jsonGroupInverse 0
#endif


/*
................................................................................
  pStr = (JsonString*)sqlite3_aggregate_context(ctx, 0);
  if( pStr ){
    jsonAppendChar(pStr, '}');
    if( pStr->bErr ){
      if( pStr->bErr==1 ) sqlite3_result_error_nomem(ctx);
      assert( pStr->bStatic );
    }else if( isFinal ){
      sqlite3_result_text(ctx, pStr->zBuf, pStr->nUsed,
                          pStr->bStatic ? SQLITE_TRANSIENT : sqlite3_free);
      pStr->bStatic = 1;
    }else{
      sqlite3_result_text(ctx, pStr->zBuf, pStr->nUsed, SQLITE_TRANSIENT);
      pStr->nUsed--;
    }
  }else{
    sqlite3_result_text(ctx, "{}", 2, SQLITE_STATIC);
  }
  sqlite3_result_subtype(ctx, JSON_SUBTYPE);
}








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  if( pStr ){
    pStr->pCtx = ctx;
    jsonAppendChar(pStr, ']');
    if( pStr->bErr ){
      if( pStr->bErr==1 ) sqlite3_result_error_nomem(ctx);
      assert( pStr->bStatic );
    }else if( isFinal ){
      sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed,
                          pStr->bStatic ? SQLITE_TRANSIENT : sqlite3_free);
      pStr->bStatic = 1;
    }else{
      sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed, SQLITE_TRANSIENT);
      pStr->nUsed--;
    }
  }else{
    sqlite3_result_text(ctx, "[]", 2, SQLITE_STATIC);
  }
  sqlite3_result_subtype(ctx, JSON_SUBTYPE);
}
................................................................................
    if( z[i]=='"' ){
      inStr = !inStr;
    }else if( z[i]=='\\' ){
      i++;
    }
  }
  pStr->nUsed -= i;      
  memmove(&z[1], &z[i+1], (size_t)pStr->nUsed-1);
}
#else
# define jsonGroupInverse 0
#endif


/*
................................................................................
  pStr = (JsonString*)sqlite3_aggregate_context(ctx, 0);
  if( pStr ){
    jsonAppendChar(pStr, '}');
    if( pStr->bErr ){
      if( pStr->bErr==1 ) sqlite3_result_error_nomem(ctx);
      assert( pStr->bStatic );
    }else if( isFinal ){
      sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed,
                          pStr->bStatic ? SQLITE_TRANSIENT : sqlite3_free);
      pStr->bStatic = 1;
    }else{
      sqlite3_result_text(ctx, pStr->zBuf, (int)pStr->nUsed, SQLITE_TRANSIENT);
      pStr->nUsed--;
    }
  }else{
    sqlite3_result_text(ctx, "{}", 2, SQLITE_STATIC);
  }
  sqlite3_result_subtype(ctx, JSON_SUBTYPE);
}

Changes to ext/rtree/geopoly.c. 

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      }
      if( c<'0' || c>'9' ) return 0;
      continue;
    }
    break;
  }
  if( z[j-1]<'0' ) return 0;
  if( pVal ) *pVal = atof((const char*)p->z);
  p->z += j;
  return 1;
}

/*
** If the input is a well-formed JSON array of coordinates with at least
** four coordinates and where each coordinate is itself a two-value array,
................................................................................
  double F = sqlite3_value_double(argv[6]);
  GeoCoord x1, y1, x0, y0;
  int ii;
  if( p ){
    for(ii=0; ii<p->nVertex; ii++){
      x0 = p->a[ii*2];
      y0 = p->a[ii*2+1];
      x1 = A*x0 + B*y0 + E;
      y1 = C*x0 + D*y0 + F;
      p->a[ii*2] = x1;
      p->a[ii*2+1] = y1;
    }
    sqlite3_result_blob(context, p->hdr, 
       4+8*p->nVertex, SQLITE_TRANSIENT);
    sqlite3_free(p);
  }
................................................................................
  }
  if( p ){
    int ii;
    mnX = mxX = p->a[0];
    mnY = mxY = p->a[1];
    for(ii=1; ii<p->nVertex; ii++){
      double r = p->a[ii*2];
      if( r<mnX ) mnX = r;
      else if( r>mxX ) mxX = r;
      r = p->a[ii*2+1];
      if( r<mnY ) mnY = r;
      else if( r>mxY ) mxY = r;
    }
    if( pRc ) *pRc = SQLITE_OK;
    if( aCoord==0 ){
      geopolyBboxFill:
      pOut = sqlite3_realloc(p, sizeof(GeoPoly)+sizeof(GeoCoord)*6);
      if( pOut==0 ){
        sqlite3_free(p);








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      }
      if( c<'0' || c>'9' ) return 0;
      continue;
    }
    break;
  }
  if( z[j-1]<'0' ) return 0;
  if( pVal ) *pVal = (GeoCoord)atof((const char*)p->z);
  p->z += j;
  return 1;
}

/*
** If the input is a well-formed JSON array of coordinates with at least
** four coordinates and where each coordinate is itself a two-value array,
................................................................................
  double F = sqlite3_value_double(argv[6]);
  GeoCoord x1, y1, x0, y0;
  int ii;
  if( p ){
    for(ii=0; ii<p->nVertex; ii++){
      x0 = p->a[ii*2];
      y0 = p->a[ii*2+1];
      x1 = (GeoCoord)(A*x0 + B*y0 + E);
      y1 = (GeoCoord)(C*x0 + D*y0 + F);
      p->a[ii*2] = x1;
      p->a[ii*2+1] = y1;
    }
    sqlite3_result_blob(context, p->hdr, 
       4+8*p->nVertex, SQLITE_TRANSIENT);
    sqlite3_free(p);
  }
................................................................................
  }
  if( p ){
    int ii;
    mnX = mxX = p->a[0];
    mnY = mxY = p->a[1];
    for(ii=1; ii<p->nVertex; ii++){
      double r = p->a[ii*2];
      if( r<mnX ) mnX = (float)r;
      else if( r>mxX ) mxX = (float)r;
      r = p->a[ii*2+1];
      if( r<mnY ) mnY = (float)r;
      else if( r>mxY ) mxY = (float)r;
    }
    if( pRc ) *pRc = SQLITE_OK;
    if( aCoord==0 ){
      geopolyBboxFill:
      pOut = sqlite3_realloc(p, sizeof(GeoPoly)+sizeof(GeoCoord)*6);
      if( pOut==0 ){
        sqlite3_free(p);

Changes to ext/rtree/rtree.c. 

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**   BEGIN;
**     INSERT INTO rtree...
**     DROP TABLE <tablename>;    -- Would fail with SQLITE_LOCKED
**   COMMIT;
*/
static int rtreeSavepoint(sqlite3_vtab *pVtab, int iSavepoint){
  Rtree *pRtree = (Rtree *)pVtab;
  int iwt = pRtree->inWrTrans;
  UNUSED_PARAMETER(iSavepoint);
  pRtree->inWrTrans = 0;
  nodeBlobReset(pRtree);
  pRtree->inWrTrans = iwt;
  return SQLITE_OK;
}









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**   BEGIN;
**     INSERT INTO rtree...
**     DROP TABLE <tablename>;    -- Would fail with SQLITE_LOCKED
**   COMMIT;
*/
static int rtreeSavepoint(sqlite3_vtab *pVtab, int iSavepoint){
  Rtree *pRtree = (Rtree *)pVtab;
  u8 iwt = pRtree->inWrTrans;
  UNUSED_PARAMETER(iSavepoint);
  pRtree->inWrTrans = 0;
  nodeBlobReset(pRtree);
  pRtree->inWrTrans = iwt;
  return SQLITE_OK;
}

Changes to src/memdb.c. 

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**
** This file implements an in-memory VFS. A database is held as a contiguous
** block of memory.
**
** This file also implements interface sqlite3_serialize() and
** sqlite3_deserialize().
*/
#ifdef SQLITE_ENABLE_DESERIALIZE
#include "sqliteInt.h"


/*
** Forward declaration of objects used by this utility
*/
typedef struct sqlite3_vfs MemVfs;
typedef struct MemFile MemFile;









<

>








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**
** This file implements an in-memory VFS. A database is held as a contiguous
** block of memory.
**
** This file also implements interface sqlite3_serialize() and
** sqlite3_deserialize().
*/

#include "sqliteInt.h"
#ifdef SQLITE_ENABLE_DESERIALIZE

/*
** Forward declaration of objects used by this utility
*/
typedef struct sqlite3_vfs MemVfs;
typedef struct MemFile MemFile;

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