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Overview
Comment:Fix problems with the way the IsHiddenColumn() macro is defined.
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SHA1: 126b998cf163dcdd5a222634f1e929f04db3c700
User & Date: drh 2015-11-19 18:11:20.451
Context
2015-11-20
13:17
Enhancements to a comment in sqliteInt.h. No changes to code. (check-in: 5446ae64d7 user: drh tags: trunk)
2015-11-19
19:48
Merge the latest enhancements from trunk. (check-in: 2c9e5436bd user: drh tags: apple-osx)
19:40
Merge the latest enhancements from trunk. (check-in: 7d6cfc79e7 user: drh tags: sessions)
19:31
Merge the latest enhancements from trunk. (check-in: 8aede091c4 user: drh tags: lsm-vtab)
18:11
Fix problems with the way the IsHiddenColumn() macro is defined. (check-in: 126b998cf1 user: drh tags: trunk)
18:09
Fix a problem with VACUUM and __hidden__ columns. (check-in: 13995756ad user: dan tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/sqliteInt.h.
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** done as a macro so that it will be optimized out when virtual
** table support is omitted from the build.
*/
#ifndef SQLITE_OMIT_VIRTUALTABLE
#  define IsVirtual(X)      (((X)->tabFlags & TF_Virtual)!=0)
#else
#  define IsVirtual(X)      0
#  define IsHiddenColumn(X) 0
#endif

/*
** Macros to determine if a column is hidden.  IsOrdinaryHiddenColumn()
** only works for non-virtual tables (ordinary tables and views) and is
** always false unless SQLITE_ENABLE_HIDDEN_COLUMNS is defined.  The
** IsHiddenColumn() macro is general purpose.
*/
#if defined(SQLITE_ENABLE_HIDDEN_COLUMNS)
#  define IsHiddenColumn(X)         (((X)->colFlags & COLFLAG_HIDDEN)!=0)
#  define IsOrdinaryHiddenColumn(X) (((X)->colFlags & COLFLAG_HIDDEN)!=0)
#elif !defined(SQLITE_OMIT_VIRTUAL)
#  define IsHiddenColumn(X)         (((X)->colFlags & COLFLAG_HIDDEN)!=0)
#  define IsOrdinaryHiddenColumn(X) 0
#else
#  define IsHiddenColumn(X)         0
#  define IsOrdinaryHiddenColumn(X) 0
#endif









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** done as a macro so that it will be optimized out when virtual
** table support is omitted from the build.
*/
#ifndef SQLITE_OMIT_VIRTUALTABLE
#  define IsVirtual(X)      (((X)->tabFlags & TF_Virtual)!=0)
#else
#  define IsVirtual(X)      0

#endif

/*
** Macros to determine if a column is hidden.  IsOrdinaryHiddenColumn()
** only works for non-virtual tables (ordinary tables and views) and is
** always false unless SQLITE_ENABLE_HIDDEN_COLUMNS is defined.  The
** IsHiddenColumn() macro is general purpose.
*/
#if defined(SQLITE_ENABLE_HIDDEN_COLUMNS)
#  define IsHiddenColumn(X)         (((X)->colFlags & COLFLAG_HIDDEN)!=0)
#  define IsOrdinaryHiddenColumn(X) (((X)->colFlags & COLFLAG_HIDDEN)!=0)
#elif !defined(SQLITE_OMIT_VIRTUALTABLE)
#  define IsHiddenColumn(X)         (((X)->colFlags & COLFLAG_HIDDEN)!=0)
#  define IsOrdinaryHiddenColumn(X) 0
#else
#  define IsHiddenColumn(X)         0
#  define IsOrdinaryHiddenColumn(X) 0
#endif
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