Include SQL/92 string continuation across newlines.

Allows the following example:
  select 'first string'
  '---'
  'last string';
 to be output as 'first string---last string'.

diff --git a/src/backend/parser/scan.l b/src/backend/parser/scan.l
index 7134e768d86601f064a3fdd89ca9ae17f7464f47..be5149683ff774a421f1d587e9137867351fa38f 100644 (file)
--- a/src/backend/parser/scan.l
+++ b/src/backend/parser/scan.l
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *   $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.23 1997/09/25 14:10:23 thomas Exp $
+ *   $Header: /cvsroot/pgsql/src/backend/parser/scan.l,v 1.24 1997/10/15 01:12:21 thomas Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -94,6 +94,7 @@ xqdouble      {quote}{quote}
 xqinside       [^\\']*
 xqembedded     "\\'"
 xqliteral      [\\](.|\n)
+xqcat          {quote}{space}*\n{space}*{quote}
 
 xcline         [\/][\*].*[\*][\/]{space}*\n*
 xcstart            [\/][\*]{op_and_self}*
@@ -186,6 +187,8 @@ other           .
                    memcpy(literal+llen, yytext, yyleng+1);
                    llen += yyleng;
                }
+{xqcat}        {
+               }
 
 {space}*   { /* ignore */ }
 {xmstop}   {