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Overview
| Comment: | Improved output formatting for "PRAGMA parser_trace=ON;". |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | e43e1171fd7837a08069dc25df4eac14 |
| User & Date: | drh 2015-11-10 14:51:22 |
Context
|
2015-11-11
| ||
| 15:28 | Improvements to the SQLITE_CONFIG_PAGECACHE documentation. Enhance the command-line shell to be able to take advantage of the full range of SQLITE_CONFIG_PAGECACHE capabilities, such as setting pMem==NULL and N<0. check-in: 2518d5c9 user: drh tags: trunk | |
|
2015-11-10
| ||
| 14:51 | Improved output formatting for "PRAGMA parser_trace=ON;". check-in: e43e1171 user: drh tags: trunk | |
| 14:27 | Make the output of "PRAGMA parser_trace" go to stdout instead of stderr. check-in: 1e484991 user: drh tags: trunk | |
Changes
Changes to tool/lempar.c.
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/*
** Print tracing information for a SHIFT action
*/
#ifndef NDEBUG
static void yyTraceShift(yyParser *yypParser, int yyNewState){
if( yyTraceFILE ){
int i;
if( yyNewState<YYNSTATE ){
fprintf(yyTraceFILE,"%sShift %d\n",yyTracePrompt,yyNewState);
fprintf(yyTraceFILE,"%sStack:",yyTracePrompt);
for(i=1; i<=yypParser->yyidx; i++)
fprintf(yyTraceFILE," %s",yyTokenName[yypParser->yystack[i].major]);
fprintf(yyTraceFILE,"\n");
}else{
fprintf(yyTraceFILE,"%sShift *\n",yyTracePrompt);
}
}
}
#else
# define yyTraceShift(X,Y)
#endif
................................................................................
int yysize; /* Amount to pop the stack */
ParseARG_FETCH;
yymsp = &yypParser->yystack[yypParser->yyidx];
#ifndef NDEBUG
if( yyTraceFILE && yyruleno>=0
&& yyruleno<(int)(sizeof(yyRuleName)/sizeof(yyRuleName[0])) ){
yysize = yyRuleInfo[yyruleno].nrhs;
fprintf(yyTraceFILE, "%sReduce [%s] -> state %d.\n", yyTracePrompt,
yyRuleName[yyruleno], yymsp[-yysize].stateno);
}
#endif /* NDEBUG */
yygotominor = yyzerominor;
switch( yyruleno ){
/* Beginning here are the reduction cases. A typical example
................................................................................
return;
}
#endif
yypParser->yyidx = 0;
yypParser->yyerrcnt = -1;
yypParser->yystack[0].stateno = 0;
yypParser->yystack[0].major = 0;
}
yyminorunion.yy0 = yyminor;
#if !defined(YYERRORSYMBOL) && !defined(YYNOERRORRECOVERY)
yyendofinput = (yymajor==0);
#endif
ParseARG_STORE;
#ifndef NDEBUG
if( yyTraceFILE ){
fprintf(yyTraceFILE,"%sInput %s\n",yyTracePrompt,yyTokenName[yymajor]);
}
#endif
do{
yyact = yy_find_shift_action(yypParser,(YYCODETYPE)yymajor);
if( yyact <= YY_MAX_SHIFTREDUCE ){
if( yyact > YY_MAX_SHIFT ) yyact += YY_MIN_REDUCE - YY_MIN_SHIFTREDUCE;
................................................................................
}
yymajor = YYNOCODE;
#endif
}
}while( yymajor!=YYNOCODE && yypParser->yyidx>=0 );
#ifndef NDEBUG
if( yyTraceFILE ){
fprintf(yyTraceFILE,"%sReturn\n",yyTracePrompt);
}
#endif
return;
}
|
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/*
** Print tracing information for a SHIFT action
*/
#ifndef NDEBUG
static void yyTraceShift(yyParser *yypParser, int yyNewState){
if( yyTraceFILE ){
if( yyNewState<YYNSTATE ){
fprintf(yyTraceFILE,"%sShift '%s', go to state %d\n",
yyTracePrompt,yyTokenName[yypParser->yystack[yypParser->yyidx].major],
yyNewState);
}else{
fprintf(yyTraceFILE,"%sShift '%s'\n",
yyTracePrompt,yyTokenName[yypParser->yystack[yypParser->yyidx].major]);
}
}
}
#else
# define yyTraceShift(X,Y)
#endif
................................................................................
int yysize; /* Amount to pop the stack */
ParseARG_FETCH;
yymsp = &yypParser->yystack[yypParser->yyidx];
#ifndef NDEBUG
if( yyTraceFILE && yyruleno>=0
&& yyruleno<(int)(sizeof(yyRuleName)/sizeof(yyRuleName[0])) ){
yysize = yyRuleInfo[yyruleno].nrhs;
fprintf(yyTraceFILE, "%sReduce [%s], go to state %d.\n", yyTracePrompt,
yyRuleName[yyruleno], yymsp[-yysize].stateno);
}
#endif /* NDEBUG */
yygotominor = yyzerominor;
switch( yyruleno ){
/* Beginning here are the reduction cases. A typical example
................................................................................
return;
}
#endif
yypParser->yyidx = 0;
yypParser->yyerrcnt = -1;
yypParser->yystack[0].stateno = 0;
yypParser->yystack[0].major = 0;
#ifndef NDEBUG
if( yyTraceFILE ){
fprintf(yyTraceFILE,"%sInitialize. Empty stack. State 0\n",
yyTracePrompt);
}
#endif
}
yyminorunion.yy0 = yyminor;
#if !defined(YYERRORSYMBOL) && !defined(YYNOERRORRECOVERY)
yyendofinput = (yymajor==0);
#endif
ParseARG_STORE;
#ifndef NDEBUG
if( yyTraceFILE ){
fprintf(yyTraceFILE,"%sInput '%s'\n",yyTracePrompt,yyTokenName[yymajor]);
}
#endif
do{
yyact = yy_find_shift_action(yypParser,(YYCODETYPE)yymajor);
if( yyact <= YY_MAX_SHIFTREDUCE ){
if( yyact > YY_MAX_SHIFT ) yyact += YY_MIN_REDUCE - YY_MIN_SHIFTREDUCE;
................................................................................
}
yymajor = YYNOCODE;
#endif
}
}while( yymajor!=YYNOCODE && yypParser->yyidx>=0 );
#ifndef NDEBUG
if( yyTraceFILE ){
int i;
fprintf(yyTraceFILE,"%sReturn. Stack=",yyTracePrompt);
for(i=1; i<=yypParser->yyidx; i++)
fprintf(yyTraceFILE,"%c%s", i==1 ? '[' : ' ',
yyTokenName[yypParser->yystack[i].major]);
fprintf(yyTraceFILE,"]\n");
}
#endif
return;
}
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