* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/parser/scan.l,v 1.152 2009/05/05 18:32:17 petere Exp $
+ * $PostgreSQL: pgsql/src/backend/parser/scan.l,v 1.153 2009/05/05 21:09:23 tgl Exp $
*
*-------------------------------------------------------------------------
*/
startlit();
}
{xusstart} {
+ SET_YYLLOC();
if (!standard_conforming_strings)
ereport(ERROR,
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
errmsg("unsafe use of string constant with Unicode escapes"),
- errdetail("String constants with Unicode escapes cannot be used when standard_conforming_strings is off.")));
- SET_YYLLOC();
+ errdetail("String constants with Unicode escapes cannot be used when standard_conforming_strings is off."),
+ lexer_errposition()));
BEGIN(xus);
startlit();
}
SET standard_conforming_strings TO off;
SELECT U&'d\0061t\+000061' AS U&"d\0061t\+000061";
ERROR: unsafe use of string constant with Unicode escapes
+LINE 1: SELECT U&'d\0061t\+000061' AS U&"d\0061t\+000061";
+ ^
DETAIL: String constants with Unicode escapes cannot be used when standard_conforming_strings is off.
SELECT U&'d!0061t\+000061' UESCAPE '!' AS U&"d*0061t\+000061" UESCAPE '*';
ERROR: unsafe use of string constant with Unicode escapes
+LINE 1: SELECT U&'d!0061t\+000061' UESCAPE '!' AS U&"d*0061t\+000061...
+ ^
DETAIL: String constants with Unicode escapes cannot be used when standard_conforming_strings is off.
SELECT U&' \' UESCAPE '!' AS "tricky";
ERROR: unsafe use of string constant with Unicode escapes
+LINE 1: SELECT U&' \' UESCAPE '!' AS "tricky";
+ ^
DETAIL: String constants with Unicode escapes cannot be used when standard_conforming_strings is off.
SELECT 'tricky' AS U&"\" UESCAPE '!';
\
SELECT U&'wrong: \061';
ERROR: unsafe use of string constant with Unicode escapes
+LINE 1: SELECT U&'wrong: \061';
+ ^
DETAIL: String constants with Unicode escapes cannot be used when standard_conforming_strings is off.
SELECT U&'wrong: \+0061';
ERROR: unsafe use of string constant with Unicode escapes
+LINE 1: SELECT U&'wrong: \+0061';
+ ^
DETAIL: String constants with Unicode escapes cannot be used when standard_conforming_strings is off.
SELECT U&'wrong: +0061' UESCAPE '+';
ERROR: unsafe use of string constant with Unicode escapes
+LINE 1: SELECT U&'wrong: +0061' UESCAPE '+';
+ ^
DETAIL: String constants with Unicode escapes cannot be used when standard_conforming_strings is off.
RESET standard_conforming_strings;
--