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Overview
| Comment: | Enable the SQLITE_LIMIT_FUNCTION_ARG limiter. (CVS 6753) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
a17e3317176772446abdc8ebe6fb6f0d |
| User & Date: | drh 2009-06-12 12:04:16 |
Context
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2009-06-12
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| 12:50 | In lemon: omit unused entries from the end of the yyFallback array. (CVS 6754) (check-in: 9cfbe2ba user: drh tags: trunk) | |
| 12:04 | Enable the SQLITE_LIMIT_FUNCTION_ARG limiter. (CVS 6753) (check-in: a17e3317 user: drh tags: trunk) | |
| 11:42 | Remove a C++-ism from the code. Ticket #3912. (CVS 6752) (check-in: bc729bc3 user: drh tags: trunk) | |
Changes
Changes to src/parse.y.
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** ************************************************************************* ** This file contains SQLite's grammar for SQL. Process this file ** using the lemon parser generator to generate C code that runs ** the parser. Lemon will also generate a header file containing ** numeric codes for all of the tokens. ** ** @(#) $Id: parse.y,v 1.280 2009/06/12 03:47:37 drh Exp $ */ // All token codes are small integers with #defines that begin with "TK_" %token_prefix TK_ // The type of the data attached to each token is Token. This is also the // default type for non-terminals. ................................................................................ %ifndef SQLITE_OMIT_CAST expr(A) ::= CAST(X) LP expr(E) AS typetoken(T) RP(Y). { A.pExpr = sqlite3PExpr(pParse, TK_CAST, E.pExpr, 0, &T); spanSet(&A,&X,&Y); } %endif SQLITE_OMIT_CAST expr(A) ::= ID(X) LP distinct(D) exprlist(Y) RP(E). { if( Y && Y->nExpr>SQLITE_MAX_FUNCTION_ARG ){ sqlite3ErrorMsg(pParse, "too many arguments on function %T", &X); } A.pExpr = sqlite3ExprFunction(pParse, Y, &X); spanSet(&A,&X,&E); if( D && A.pExpr ){ A.pExpr->flags |= EP_Distinct; } |
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** ************************************************************************* ** This file contains SQLite's grammar for SQL. Process this file ** using the lemon parser generator to generate C code that runs ** the parser. Lemon will also generate a header file containing ** numeric codes for all of the tokens. ** ** @(#) $Id: parse.y,v 1.281 2009/06/12 12:04:16 drh Exp $ */ // All token codes are small integers with #defines that begin with "TK_" %token_prefix TK_ // The type of the data attached to each token is Token. This is also the // default type for non-terminals. ................................................................................ %ifndef SQLITE_OMIT_CAST expr(A) ::= CAST(X) LP expr(E) AS typetoken(T) RP(Y). { A.pExpr = sqlite3PExpr(pParse, TK_CAST, E.pExpr, 0, &T); spanSet(&A,&X,&Y); } %endif SQLITE_OMIT_CAST expr(A) ::= ID(X) LP distinct(D) exprlist(Y) RP(E). { if( Y && Y->nExpr>pParse->db->aLimit[SQLITE_LIMIT_FUNCTION_ARG] ){ sqlite3ErrorMsg(pParse, "too many arguments on function %T", &X); } A.pExpr = sqlite3ExprFunction(pParse, Y, &X); spanSet(&A,&X,&E); if( D && A.pExpr ){ A.pExpr->flags |= EP_Distinct; } |
Changes to test/sqllimits1.test.
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# May you share freely, never taking more than you give. # #*********************************************************************** # # This file contains tests to verify that the limits defined in # sqlite source file limits.h are enforced. # # $Id: sqllimits1.test,v 1.31 2008/07/15 00:27:35 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Verify that the default per-connection limits are the same as # the compile-time hard limits. # ................................................................................ # # TODO #-------------------------------------------------------------------- # Test the SQLITE_LIMIT_FUNCTION_ARG limit works. Test case names # match the pattern "sqllimits1-11.*". # do_test sqllimits1-11.1 { set max $::SQLITE_MAX_FUNCTION_ARG set vals [list] for {set i 0} {$i < $SQLITE_MAX_FUNCTION_ARG} {incr i} { lappend vals $i } catchsql "SELECT max([join $vals ,])" } "0 [expr {$::SQLITE_MAX_FUNCTION_ARG - 1}]" do_test sqllimits1-11.2 { set max $::SQLITE_MAX_FUNCTION_ARG set vals [list] for {set i 0} {$i <= $SQLITE_MAX_FUNCTION_ARG} {incr i} { lappend vals $i } catchsql "SELECT max([join $vals ,])" } {1 {too many arguments on function max}} # Test that it is SQLite, and not the implementation of the # user function that is throwing the error. proc myfunc {args} {error "I don't like to be called!"} do_test sqllimits1-11.2 { db function myfunc myfunc set max $::SQLITE_MAX_FUNCTION_ARG set vals [list] for {set i 0} {$i <= $SQLITE_MAX_FUNCTION_ARG} {incr i} { lappend vals $i } catchsql "SELECT myfunc([join $vals ,])" } {1 {too many arguments on function myfunc}} #-------------------------------------------------------------------- # Test cases sqllimits1-12.*: Test the SQLITE_MAX_ATTACHED limit. # ifcapable attach { do_test sqllimits1-12.1 { set max $::SQLITE_MAX_ATTACHED |
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# May you share freely, never taking more than you give. # #*********************************************************************** # # This file contains tests to verify that the limits defined in # sqlite source file limits.h are enforced. # # $Id: sqllimits1.test,v 1.32 2009/06/12 12:04:16 drh Exp $ set testdir [file dirname $argv0] source $testdir/tester.tcl # Verify that the default per-connection limits are the same as # the compile-time hard limits. # ................................................................................ # # TODO #-------------------------------------------------------------------- # Test the SQLITE_LIMIT_FUNCTION_ARG limit works. Test case names # match the pattern "sqllimits1-11.*". # for {set max 5} {$max<=$SQLITE_MAX_FUNCTION_ARG} {incr max} { do_test sqllimits1-11.$max.1 { set vals [list] sqlite3_limit db SQLITE_LIMIT_FUNCTION_ARG $::max for {set i 0} {$i < $::max} {incr i} { lappend vals $i } catchsql "SELECT max([join $vals ,])" } "0 [expr {$::max - 1}]" do_test sqllimits1-11.$max.2 { set vals [list] for {set i 0} {$i <= $::max} {incr i} { lappend vals $i } catchsql "SELECT max([join $vals ,])" } {1 {too many arguments on function max}} # Test that it is SQLite, and not the implementation of the # user function that is throwing the error. proc myfunc {args} {error "I don't like to be called!"} do_test sqllimits1-11.$max.2 { db function myfunc myfunc set vals [list] for {set i 0} {$i <= $::max} {incr i} { lappend vals $i } catchsql "SELECT myfunc([join $vals ,])" } {1 {too many arguments on function myfunc}} } #-------------------------------------------------------------------- # Test cases sqllimits1-12.*: Test the SQLITE_MAX_ATTACHED limit. # ifcapable attach { do_test sqllimits1-12.1 { set max $::SQLITE_MAX_ATTACHED |