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| author | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2020-04-13 19:54:09 -0400 |
|---|---|---|
| committer | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2020-04-13 19:57:40 -0400 |
| commit | e56d717d8a23c48e4ab27b6bd6815c50dc3a378a (patch) | |
| tree | f0b561ddf165b423885bd0e272783db41d26e052 | |
| parent | bc3087b626d1073c9b7c9687b334785909ca2237 (diff) | |
| download | postgresql-e56d717d8a23c48e4ab27b6bd6815c50dc3a378a.tar.gz postgresql-e56d717d8a23c48e4ab27b6bd6815c50dc3a378a.zip | |
Silence Perl warning
Now that warnings are enabled across the board, this code that tries to
print an undef variable emits one. Silently printing the empty string
achieves the previous behavior.
Author: Álvaro Herrera <alvherre@alvh.no-ip.org>
Reviewed-by: Andrew Dunstan <andrew.dunstan@2ndquadrant.com>
Discussion: https://postgr.es/m/E1jO1VT-0008Qk-TM@gemulon.postgresql.org
| -rw-r--r-- | doc/src/sgml/mk_feature_tables.pl | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/src/sgml/mk_feature_tables.pl b/doc/src/sgml/mk_feature_tables.pl index ee158cb1969..a9dfebfbb31 100644 --- a/doc/src/sgml/mk_feature_tables.pl +++ b/doc/src/sgml/mk_feature_tables.pl @@ -54,7 +54,9 @@ while (<$feat>) { print " <entry>$feature_id</entry>\n"; } - print " <entry>" . $feature_packages{$feature_id} . "</entry>\n"; + print " <entry>", + defined($feature_packages{$feature_id}) ? $feature_packages{$feature_id} : "", + "</entry>\n"; if ($subfeature_id) { print " <entry>$subfeature_name</entry>\n"; |