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-rw-r--r--doc/src/sgml/plperl.sgml6
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/src/sgml/plperl.sgml b/doc/src/sgml/plperl.sgml
index 826088c9c5f..11040c5700c 100644
--- a/doc/src/sgml/plperl.sgml
+++ b/doc/src/sgml/plperl.sgml
@@ -1,4 +1,4 @@
-<!-- $PostgreSQL: pgsql/doc/src/sgml/plperl.sgml,v 2.66 2007/05/04 14:55:32 adunstan Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/plperl.sgml,v 2.67 2008/01/25 15:28:35 adunstan Exp $ -->
<chapter id="plperl">
<title>PL/Perl - Perl Procedural Language</title>
@@ -150,7 +150,7 @@ $$ LANGUAGE plperl;
<programlisting>
my $arg = shift;
- $arg =~ s!\\(\d{3})!chr(oct($1))!ge;
+ $arg =~ s!\\(?:\\|(\d{3}))!$1 ? chr(oct($1)) : "\\"!ge;
</programlisting>
</para>
@@ -161,7 +161,7 @@ $$ LANGUAGE plperl;
is how to escape binary data for a return value of type <type>bytea</>:
<programlisting>
- $retval =~ s!([^ -~])!sprintf("\\%03o",ord($1))!ge;
+ $retval =~ s!(\\|[^ -~])!sprintf("\\%03o",ord($1))!ge;
return $retval;
</programlisting>