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Begin adding the data-structure explaining subsystem. All is contained within

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FossilOrigin-Name: 79ae51c5b1b20ed0a425a87e65a32a096a80b7e1
This commit is contained in:
drh
2011-12-06 19:44:51 +00:00
parent ed51f29774
commit 7e02e5e6b5
13 changed files with 297 additions and 89 deletions
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24
src/sqliteInt.h
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@@ -2650,6 +2650,29 @@ char *sqlite3MAppendf(sqlite3*,char*,const char*,...);
#if defined(SQLITE_TEST)
void *sqlite3TestTextToPtr(const char*);
#endif
/* Output formatting for SQLITE_TESTCTRL_EXPLAIN */
#if defined(SQLITE_DEBUG)
void sqlite3ExplainBegin(Vdbe*);
void sqlite3ExplainPrintf(Vdbe*, const char*, ...);
void sqlite3ExplainNL(Vdbe*);
void sqlite3ExplainPush(Vdbe*);
void sqlite3ExplainPop(Vdbe*);
void sqlite3ExplainFinish(Vdbe*);
void sqlite3ExplainSelect(Vdbe*, Select*);
void sqlite3ExplainExpr(Vdbe*, Expr*);
void sqlite3ExplainExprList(Vdbe*, ExprList*);
const char *sqlite3VdbeExplanation(Vdbe*);
#else
# define sqlite3ExplainBegin(X)
# define sqlite3ExplainSelect(A,B)
# define sqlite3ExplainExpr(A,B)
# define sqlite3ExplainExprList(A,B)
# define sqlite3ExplainFinish(X)
# define sqlite3VdbeExplanation(X) 0
#endif
void sqlite3SetString(char **, sqlite3*, const char*, ...);
void sqlite3ErrorMsg(Parse*, const char*, ...);
int sqlite3Dequote(char*);
@@ -3030,6 +3053,7 @@ int sqlite3OpenTempDatabase(Parse *);
void sqlite3StrAccumInit(StrAccum*, char*, int, int);
void sqlite3StrAccumAppend(StrAccum*,const char*,int);
void sqlite3AppendSpace(StrAccum*,int);
char *sqlite3StrAccumFinish(StrAccum*);
void sqlite3StrAccumReset(StrAccum*);
void sqlite3SelectDestInit(SelectDest*,int,int);