Comment cleanup in sqliteInt.h.
FossilOrigin-Name: 67c3aea563e019083f0ed87b57982a0379637d4f
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index 060b0d7..dd1d7c5 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -76,6 +76,11 @@
#include <inttypes.h>
#endif
+/*
+** The number of samples of an index that SQLite takes in order to
+** construct a histogram of the table content when running ANALYZE
+** and with SQLITE_ENABLE_STAT2
+*/
#define SQLITE_INDEX_SAMPLES 10
/*
@@ -140,23 +145,18 @@
**
** SQLITE_SYSTEM_MALLOC // Use normal system malloc()
** SQLITE_MEMDEBUG // Debugging version of system malloc()
-** SQLITE_MEMORY_SIZE // internal allocator #1
-** SQLITE_MMAP_HEAP_SIZE // internal mmap() allocator
-** SQLITE_POW2_MEMORY_SIZE // internal power-of-two allocator
+**
+** (Historical note: There used to be several other options, but we've
+** pared it down to just these two.)
**
** If none of the above are defined, then set SQLITE_SYSTEM_MALLOC as
** the default.
*/
-#if defined(SQLITE_SYSTEM_MALLOC)+defined(SQLITE_MEMDEBUG)+\
- defined(SQLITE_MEMORY_SIZE)+defined(SQLITE_MMAP_HEAP_SIZE)+\
- defined(SQLITE_POW2_MEMORY_SIZE)>1
+#if defined(SQLITE_SYSTEM_MALLOC)+defined(SQLITE_MEMDEBUG)>1
# error "At most one of the following compile-time configuration options\
- is allows: SQLITE_SYSTEM_MALLOC, SQLITE_MEMDEBUG, SQLITE_MEMORY_SIZE,\
- SQLITE_MMAP_HEAP_SIZE, SQLITE_POW2_MEMORY_SIZE"
+ is allows: SQLITE_SYSTEM_MALLOC, SQLITE_MEMDEBUG"
#endif
-#if defined(SQLITE_SYSTEM_MALLOC)+defined(SQLITE_MEMDEBUG)+\
- defined(SQLITE_MEMORY_SIZE)+defined(SQLITE_MMAP_HEAP_SIZE)+\
- defined(SQLITE_POW2_MEMORY_SIZE)==0
+#if defined(SQLITE_SYSTEM_MALLOC)+defined(SQLITE_MEMDEBUG)==0
# define SQLITE_SYSTEM_MALLOC 1
#endif
@@ -329,20 +329,6 @@
#endif
/*
-** If the following macro is set to 1, then NULL values are considered
-** distinct when determining whether or not two entries are the same
-** in a UNIQUE index. This is the way PostgreSQL, Oracle, DB2, MySQL,
-** OCELOT, and Firebird all work. The SQL92 spec explicitly says this
-** is the way things are suppose to work.
-**
-** If the following macro is set to 0, the NULLs are indistinct for
-** a UNIQUE index. In this mode, you can only have a single NULL entry
-** for a column declared UNIQUE. This is the way Informix and SQL Server
-** work.
-*/
-#define NULL_DISTINCT_FOR_UNIQUE 1
-
-/*
** The "file format" number is an integer that is incremented whenever
** the VDBE-level file format changes. The following macros define the
** the default file format for new databases and the maximum file format
@@ -353,6 +339,10 @@
# define SQLITE_DEFAULT_FILE_FORMAT 1
#endif
+/*
+** Determine whether triggers are recursive by default. This can be
+** changed at run-time using a pragma.
+*/
#ifndef SQLITE_DEFAULT_RECURSIVE_TRIGGERS
# define SQLITE_DEFAULT_RECURSIVE_TRIGGERS 0
#endif
@@ -597,7 +587,6 @@
typedef struct AuthContext AuthContext;
typedef struct AutoincInfo AutoincInfo;
typedef struct Bitvec Bitvec;
-typedef struct RowSet RowSet;
typedef struct CollSeq CollSeq;
typedef struct Column Column;
typedef struct Db Db;
@@ -618,6 +607,7 @@
typedef struct Module Module;
typedef struct NameContext NameContext;
typedef struct Parse Parse;
+typedef struct RowSet RowSet;
typedef struct Savepoint Savepoint;
typedef struct Select Select;
typedef struct SrcList SrcList;
@@ -625,9 +615,9 @@
typedef struct Table Table;
typedef struct TableLock TableLock;
typedef struct Token Token;
+typedef struct Trigger Trigger;
typedef struct TriggerPrg TriggerPrg;
typedef struct TriggerStep TriggerStep;
-typedef struct Trigger Trigger;
typedef struct UnpackedRecord UnpackedRecord;
typedef struct VTable VTable;
typedef struct Walker Walker;
@@ -693,7 +683,7 @@
/*
** These macros can be used to test, set, or clear bits in the
-** Db.flags field.
+** Db.pSchema->flags field.
*/
#define DbHasProperty(D,I,P) (((D)->aDb[I].pSchema->flags&(P))==(P))
#define DbHasAnyProperty(D,I,P) (((D)->aDb[I].pSchema->flags&(P))!=0)
@@ -701,7 +691,7 @@
#define DbClearProperty(D,I,P) (D)->aDb[I].pSchema->flags&=~(P)
/*
-** Allowed values for the DB.flags field.
+** Allowed values for the DB.pSchema->flags field.
**
** The DB_SchemaLoaded flag is set after the database schema has been
** read into internal hash tables.
@@ -765,7 +755,7 @@
};
/*
-** Each database is an instance of the following structure.
+** Each database connection is an instance of the following structure.
**
** The sqlite.lastRowid records the last insert rowid generated by an
** insert statement. Inserts on views do not affect its value. Each