From: Andrew Dunstan <andrew@dunslane.net>
Date: Wed, 8 Dec 2021 15:21:35 +0000 (-0500)
Subject: Check that we have a working tar before trying to use it
X-Git-Tag: REL_15_BETA1~1055
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f920f7e799c587228227ec94356c760e3f3d5f2b;p=thirdparty%2Fpostgresql.git

Check that we have a working tar before trying to use it

Issue exposed by commit edc2332550 and the buildfarm.

Backpatch to release 14 where this usage started.
---

diff --git a/src/bin/pg_basebackup/t/010_pg_basebackup.pl b/src/bin/pg_basebackup/t/010_pg_basebackup.pl
index 89f45b77a34..a7ded069447 100644
--- a/src/bin/pg_basebackup/t/010_pg_basebackup.pl
+++ b/src/bin/pg_basebackup/t/010_pg_basebackup.pl
@@ -268,7 +268,8 @@ SKIP:
 {
 	my $tar = $ENV{TAR};
 	skip "no tar program available", 1
-	  if (!defined $tar || $tar eq '');
+	  if (!defined $tar || $tar eq ''
+		  || system_log($tar, '--version') != 0);
 
 	my $node2 = PostgreSQL::Test::Cluster->new('replica');