[sqlite] Remove obsolete reference version 3.8.7.4.

third_party/sqlite/sqlite-src-3080704/src/vdbe.h

Index: third_party/sqlite/sqlite-src-3080704/src/vdbe.h
diff --git a/third_party/sqlite/sqlite-src-3080704/src/vdbe.h b/third_party/sqlite/sqlite-src-3080704/src/vdbe.h
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index f975f95543a34c4ac407fefcb184537e82378fd0..0000000000000000000000000000000000000000
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-/*
-** 2001 September 15
-**
-** The author disclaims copyright to this source code.  In place of
-** a legal notice, here is a blessing:
-**
-**    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.
-**
-*************************************************************************
-** Header file for the Virtual DataBase Engine (VDBE)
-**
-** This header defines the interface to the virtual database engine
-** or VDBE.  The VDBE implements an abstract machine that runs a
-** simple program to access and modify the underlying database.
-*/
-#ifndef _SQLITE_VDBE_H_
-#define _SQLITE_VDBE_H_
-#include <stdio.h>
-
-/*
-** A single VDBE is an opaque structure named "Vdbe".  Only routines
-** in the source file sqliteVdbe.c are allowed to see the insides
-** of this structure.
-*/
-typedef struct Vdbe Vdbe;
-
-/*
-** The names of the following types declared in vdbeInt.h are required
-** for the VdbeOp definition.
-*/
-typedef struct Mem Mem;
-typedef struct SubProgram SubProgram;
-
-/*
-** A single instruction of the virtual machine has an opcode
-** and as many as three operands.  The instruction is recorded
-** as an instance of the following structure:
-*/
-struct VdbeOp {
-  u8 opcode;          /* What operation to perform */
-  signed char p4type; /* One of the P4_xxx constants for p4 */
-  u8 opflags;         /* Mask of the OPFLG_* flags in opcodes.h */
-  u8 p5;              /* Fifth parameter is an unsigned character */
-  int p1;             /* First operand */
-  int p2;             /* Second parameter (often the jump destination) */
-  int p3;             /* The third parameter */
-  union {             /* fourth parameter */
-    int i;                 /* Integer value if p4type==P4_INT32 */
-    void *p;               /* Generic pointer */
-    char *z;               /* Pointer to data for string (char array) types */
-    i64 *pI64;             /* Used when p4type is P4_INT64 */
-    double *pReal;         /* Used when p4type is P4_REAL */
-    FuncDef *pFunc;        /* Used when p4type is P4_FUNCDEF */
-    CollSeq *pColl;        /* Used when p4type is P4_COLLSEQ */
-    Mem *pMem;             /* Used when p4type is P4_MEM */
-    VTable *pVtab;         /* Used when p4type is P4_VTAB */
-    KeyInfo *pKeyInfo;     /* Used when p4type is P4_KEYINFO */
-    int *ai;               /* Used when p4type is P4_INTARRAY */
-    SubProgram *pProgram;  /* Used when p4type is P4_SUBPROGRAM */
-    int (*xAdvance)(BtCursor *, int *);
-  } p4;
-#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
-  char *zComment;          /* Comment to improve readability */
-#endif
-#ifdef VDBE_PROFILE
-  u32 cnt;                 /* Number of times this instruction was executed */
-  u64 cycles;              /* Total time spent executing this instruction */
-#endif
-#ifdef SQLITE_VDBE_COVERAGE
-  int iSrcLine;            /* Source-code line that generated this opcode */
-#endif
-};
-typedef struct VdbeOp VdbeOp;
-
-
-/*
-** A sub-routine used to implement a trigger program.
-*/
-struct SubProgram {
-  VdbeOp *aOp;                  /* Array of opcodes for sub-program */
-  int nOp;                      /* Elements in aOp[] */
-  int nMem;                     /* Number of memory cells required */
-  int nCsr;                     /* Number of cursors required */
-  int nOnce;                    /* Number of OP_Once instructions */
-  void *token;                  /* id that may be used to recursive triggers */
-  SubProgram *pNext;            /* Next sub-program already visited */
-};
-
-/*
-** A smaller version of VdbeOp used for the VdbeAddOpList() function because
-** it takes up less space.
-*/
-struct VdbeOpList {
-  u8 opcode;          /* What operation to perform */
-  signed char p1;     /* First operand */
-  signed char p2;     /* Second parameter (often the jump destination) */
-  signed char p3;     /* Third parameter */
-};
-typedef struct VdbeOpList VdbeOpList;
-
-/*
-** Allowed values of VdbeOp.p4type
-*/
-#define P4_NOTUSED    0   /* The P4 parameter is not used */
-#define P4_DYNAMIC  (-1)  /* Pointer to a string obtained from sqliteMalloc() */
-#define P4_STATIC   (-2)  /* Pointer to a static string */
-#define P4_COLLSEQ  (-4)  /* P4 is a pointer to a CollSeq structure */
-#define P4_FUNCDEF  (-5)  /* P4 is a pointer to a FuncDef structure */
-#define P4_KEYINFO  (-6)  /* P4 is a pointer to a KeyInfo structure */
-#define P4_MEM      (-8)  /* P4 is a pointer to a Mem*    structure */
-#define P4_TRANSIENT  0   /* P4 is a pointer to a transient string */
-#define P4_VTAB     (-10) /* P4 is a pointer to an sqlite3_vtab structure */
-#define P4_MPRINTF  (-11) /* P4 is a string obtained from sqlite3_mprintf() */
-#define P4_REAL     (-12) /* P4 is a 64-bit floating point value */
-#define P4_INT64    (-13) /* P4 is a 64-bit signed integer */
-#define P4_INT32    (-14) /* P4 is a 32-bit signed integer */
-#define P4_INTARRAY (-15) /* P4 is a vector of 32-bit integers */
-#define P4_SUBPROGRAM  (-18) /* P4 is a pointer to a SubProgram structure */
-#define P4_ADVANCE  (-19) /* P4 is a pointer to BtreeNext() or BtreePrev() */
-
-/* Error message codes for OP_Halt */
-#define P5_ConstraintNotNull 1
-#define P5_ConstraintUnique  2
-#define P5_ConstraintCheck   3
-#define P5_ConstraintFK      4
-
-/*
-** The Vdbe.aColName array contains 5n Mem structures, where n is the 
-** number of columns of data returned by the statement.
-*/
-#define COLNAME_NAME     0
-#define COLNAME_DECLTYPE 1
-#define COLNAME_DATABASE 2
-#define COLNAME_TABLE    3
-#define COLNAME_COLUMN   4
-#ifdef SQLITE_ENABLE_COLUMN_METADATA
-# define COLNAME_N        5      /* Number of COLNAME_xxx symbols */
-#else
-# ifdef SQLITE_OMIT_DECLTYPE
-#   define COLNAME_N      1      /* Store only the name */
-# else
-#   define COLNAME_N      2      /* Store the name and decltype */
-# endif
-#endif
-
-/*
-** The following macro converts a relative address in the p2 field
-** of a VdbeOp structure into a negative number so that 
-** sqlite3VdbeAddOpList() knows that the address is relative.  Calling
-** the macro again restores the address.
-*/
-#define ADDR(X)  (-1-(X))
-
-/*
-** The makefile scans the vdbe.c source file and creates the "opcodes.h"
-** header file that defines a number for each opcode used by the VDBE.
-*/
-#include "opcodes.h"
-
-/*
-** Prototypes for the VDBE interface.  See comments on the implementation
-** for a description of what each of these routines does.
-*/
-Vdbe *sqlite3VdbeCreate(Parse*);
-int sqlite3VdbeAddOp0(Vdbe*,int);
-int sqlite3VdbeAddOp1(Vdbe*,int,int);
-int sqlite3VdbeAddOp2(Vdbe*,int,int,int);
-int sqlite3VdbeAddOp3(Vdbe*,int,int,int,int);
-int sqlite3VdbeAddOp4(Vdbe*,int,int,int,int,const char *zP4,int);
-int sqlite3VdbeAddOp4Int(Vdbe*,int,int,int,int,int);
-int sqlite3VdbeAddOpList(Vdbe*, int nOp, VdbeOpList const *aOp, int iLineno);
-void sqlite3VdbeAddParseSchemaOp(Vdbe*,int,char*);
-void sqlite3VdbeChangeP1(Vdbe*, u32 addr, int P1);
-void sqlite3VdbeChangeP2(Vdbe*, u32 addr, int P2);
-void sqlite3VdbeChangeP3(Vdbe*, u32 addr, int P3);
-void sqlite3VdbeChangeP5(Vdbe*, u8 P5);
-void sqlite3VdbeJumpHere(Vdbe*, int addr);
-void sqlite3VdbeChangeToNoop(Vdbe*, int addr);
-int sqlite3VdbeDeletePriorOpcode(Vdbe*, u8 op);
-void sqlite3VdbeChangeP4(Vdbe*, int addr, const char *zP4, int N);
-void sqlite3VdbeSetP4KeyInfo(Parse*, Index*);
-void sqlite3VdbeUsesBtree(Vdbe*, int);
-VdbeOp *sqlite3VdbeGetOp(Vdbe*, int);
-int sqlite3VdbeMakeLabel(Vdbe*);
-void sqlite3VdbeRunOnlyOnce(Vdbe*);
-void sqlite3VdbeDelete(Vdbe*);
-void sqlite3VdbeClearObject(sqlite3*,Vdbe*);
-void sqlite3VdbeMakeReady(Vdbe*,Parse*);
-int sqlite3VdbeFinalize(Vdbe*);
-void sqlite3VdbeResolveLabel(Vdbe*, int);
-int sqlite3VdbeCurrentAddr(Vdbe*);
-#ifdef SQLITE_DEBUG
-  int sqlite3VdbeAssertMayAbort(Vdbe *, int);
-#endif
-void sqlite3VdbeResetStepResult(Vdbe*);
-void sqlite3VdbeRewind(Vdbe*);
-int sqlite3VdbeReset(Vdbe*);
-void sqlite3VdbeSetNumCols(Vdbe*,int);
-int sqlite3VdbeSetColName(Vdbe*, int, int, const char *, void(*)(void*));
-void sqlite3VdbeCountChanges(Vdbe*);
-sqlite3 *sqlite3VdbeDb(Vdbe*);
-void sqlite3VdbeSetSql(Vdbe*, const char *z, int n, int);
-void sqlite3VdbeSwap(Vdbe*,Vdbe*);
-VdbeOp *sqlite3VdbeTakeOpArray(Vdbe*, int*, int*);
-sqlite3_value *sqlite3VdbeGetBoundValue(Vdbe*, int, u8);
-void sqlite3VdbeSetVarmask(Vdbe*, int);
-#ifndef SQLITE_OMIT_TRACE
-  char *sqlite3VdbeExpandSql(Vdbe*, const char*);
-#endif
-int sqlite3MemCompare(const Mem*, const Mem*, const CollSeq*);
-
-void sqlite3VdbeRecordUnpack(KeyInfo*,int,const void*,UnpackedRecord*);
-int sqlite3VdbeRecordCompare(int,const void*,UnpackedRecord*);
-UnpackedRecord *sqlite3VdbeAllocUnpackedRecord(KeyInfo *, char *, int, char **);
-
-typedef int (*RecordCompare)(int,const void*,UnpackedRecord*);
-RecordCompare sqlite3VdbeFindCompare(UnpackedRecord*);
-
-#ifndef SQLITE_OMIT_TRIGGER
-void sqlite3VdbeLinkSubProgram(Vdbe *, SubProgram *);
-#endif
-
-/* Use SQLITE_ENABLE_COMMENTS to enable generation of extra comments on
-** each VDBE opcode.
-**
-** Use the SQLITE_ENABLE_MODULE_COMMENTS macro to see some extra no-op
-** comments in VDBE programs that show key decision points in the code
-** generator.
-*/
-#ifdef SQLITE_ENABLE_EXPLAIN_COMMENTS
-  void sqlite3VdbeComment(Vdbe*, const char*, ...);
-# define VdbeComment(X)  sqlite3VdbeComment X
-  void sqlite3VdbeNoopComment(Vdbe*, const char*, ...);
-# define VdbeNoopComment(X)  sqlite3VdbeNoopComment X
-# ifdef SQLITE_ENABLE_MODULE_COMMENTS
-#   define VdbeModuleComment(X)  sqlite3VdbeNoopComment X
-# else
-#   define VdbeModuleComment(X)
-# endif
-#else
-# define VdbeComment(X)
-# define VdbeNoopComment(X)
-# define VdbeModuleComment(X)
-#endif
-
-/*
-** The VdbeCoverage macros are used to set a coverage testing point
-** for VDBE branch instructions.  The coverage testing points are line
-** numbers in the sqlite3.c source file.  VDBE branch coverage testing
-** only works with an amalagmation build.  That's ok since a VDBE branch
-** coverage build designed for testing the test suite only.  No application
-** should ever ship with VDBE branch coverage measuring turned on.
-**
-**    VdbeCoverage(v)                  // Mark the previously coded instruction
-**                                     // as a branch
-**
-**    VdbeCoverageIf(v, conditional)   // Mark previous if conditional true
-**
-**    VdbeCoverageAlwaysTaken(v)       // Previous branch is always taken
-**
-**    VdbeCoverageNeverTaken(v)        // Previous branch is never taken
-**
-** Every VDBE branch operation must be tagged with one of the macros above.
-** If not, then when "make test" is run with -DSQLITE_VDBE_COVERAGE and
-** -DSQLITE_DEBUG then an ALWAYS() will fail in the vdbeTakeBranch()
-** routine in vdbe.c, alerting the developer to the missed tag.
-*/
-#ifdef SQLITE_VDBE_COVERAGE
-  void sqlite3VdbeSetLineNumber(Vdbe*,int);
-# define VdbeCoverage(v) sqlite3VdbeSetLineNumber(v,__LINE__)
-# define VdbeCoverageIf(v,x) if(x)sqlite3VdbeSetLineNumber(v,__LINE__)
-# define VdbeCoverageAlwaysTaken(v) sqlite3VdbeSetLineNumber(v,2);
-# define VdbeCoverageNeverTaken(v) sqlite3VdbeSetLineNumber(v,1);
-# define VDBE_OFFSET_LINENO(x) (__LINE__+x)
-#else
-# define VdbeCoverage(v)
-# define VdbeCoverageIf(v,x)
-# define VdbeCoverageAlwaysTaken(v)
-# define VdbeCoverageNeverTaken(v)
-# define VDBE_OFFSET_LINENO(x) 0
-#endif
-
-#endif