Remove backup states from Unicode escapes patch

This commit is contained in:
Peter Eisentraut 2009-09-25 20:51:37 +00:00
parent e33eeb249e
commit ada0116e56

View File

@ -24,7 +24,7 @@
* Portions Copyright (c) 1994, Regents of the University of California * Portions Copyright (c) 1994, Regents of the University of California
* *
* IDENTIFICATION * IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/scan.l,v 1.159 2009/09/22 23:52:53 petere Exp $ * $PostgreSQL: pgsql/src/backend/parser/scan.l,v 1.160 2009/09/25 20:51:37 petere Exp $
* *
*------------------------------------------------------------------------- *-------------------------------------------------------------------------
*/ */
@ -231,7 +231,7 @@ xeescape [\\][^0-7]
xeoctesc [\\][0-7]{1,3} xeoctesc [\\][0-7]{1,3}
xehexesc [\\]x[0-9A-Fa-f]{1,2} xehexesc [\\]x[0-9A-Fa-f]{1,2}
xeunicode [\\](u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8}) xeunicode [\\](u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})
xeunicodebad [\\]([uU]) xeunicodefail [\\](u[0-9A-Fa-f]{0,3}|U[0-9A-Fa-f]{0,7})
/* Extended quote /* Extended quote
* xqdouble implements embedded quote, '''' * xqdouble implements embedded quote, ''''
@ -575,7 +575,7 @@ other .
<xeu>\n | <xeu>\n |
<xeu><<EOF>> { yyerror("invalid Unicode surrogate pair"); } <xeu><<EOF>> { yyerror("invalid Unicode surrogate pair"); }
<xe>{xeunicodebad} { <xe,xeu>{xeunicodefail} {
ereport(ERROR, ereport(ERROR,
(errcode(ERRCODE_INVALID_ESCAPE_SEQUENCE), (errcode(ERRCODE_INVALID_ESCAPE_SEQUENCE),
errmsg("invalid Unicode escape"), errmsg("invalid Unicode escape"),