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Fix the PRAGMA parser so that it can accept negative numbers in parentheses,

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like the syntax diagrams say it should be able to. (CVS 6444)

FossilOrigin-Name: 286e83178ddcd2efe2888697bcf8cc95ccdef880
This commit is contained in:
drh
2009-04-03 01:43:57 +00:00
parent 818e39ad35
commit ada2ee0d8b
3 changed files with 17 additions and 15 deletions
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18
src/parse.y
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@@ -14,7 +14,7 @@
** the parser. Lemon will also generate a header file containing
** numeric codes for all of the tokens.
**
** @(#) $Id: parse.y,v 1.272 2009/03/24 15:08:10 drh Exp $
** @(#) $Id: parse.y,v 1.273 2009/04/03 01:43:57 drh Exp $
*/
// All token codes are small integers with #defines that begin with "TK_"
@@ -1006,16 +1006,18 @@ cmd ::= VACUUM nm. {sqlite3Vacuum(pParse);}
//
%ifndef SQLITE_OMIT_PARSER
%ifndef SQLITE_OMIT_PRAGMA
cmd ::= PRAGMA nm(X) dbnm(Z) EQ nmnum(Y). {sqlite3Pragma(pParse,&X,&Z,&Y,0);}
cmd ::= PRAGMA nm(X) dbnm(Z) EQ ON(Y). {sqlite3Pragma(pParse,&X,&Z,&Y,0);}
cmd ::= PRAGMA nm(X) dbnm(Z) EQ DELETE(Y). {sqlite3Pragma(pParse,&X,&Z,&Y,0);}
cmd ::= PRAGMA nm(X) dbnm(Z) EQ minus_num(Y). {
sqlite3Pragma(pParse,&X,&Z,&Y,1);
}
cmd ::= PRAGMA nm(X) dbnm(Z). {sqlite3Pragma(pParse,&X,&Z,0,0);}
cmd ::= PRAGMA nm(X) dbnm(Z) EQ nmnum(Y). {sqlite3Pragma(pParse,&X,&Z,&Y,0);}
cmd ::= PRAGMA nm(X) dbnm(Z) LP nmnum(Y) RP. {sqlite3Pragma(pParse,&X,&Z,&Y,0);}
cmd ::= PRAGMA nm(X) dbnm(Z). {sqlite3Pragma(pParse,&X,&Z,0,0);}
cmd ::= PRAGMA nm(X) dbnm(Z) EQ minus_num(Y).
{sqlite3Pragma(pParse,&X,&Z,&Y,1);}
cmd ::= PRAGMA nm(X) dbnm(Z) LP minus_num(Y) RP.
{sqlite3Pragma(pParse,&X,&Z,&Y,1);}
nmnum(A) ::= plus_num(X). {A = X;}
nmnum(A) ::= nm(X). {A = X;}
nmnum(A) ::= ON(X). {A = X;}
nmnum(A) ::= DELETE(X). {A = X;}
%endif SQLITE_OMIT_PRAGMA
%endif SQLITE_OMIT_PARSER
plus_num(A) ::= plus_opt number(X). {A = X;}