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-rw-r--r--src/bin/pg_basebackup/t/010_pg_basebackup.pl8
-rw-r--r--src/bin/pg_verify_checksums/t/002_actions.pl2
2 files changed, 5 insertions, 5 deletions
diff --git a/src/bin/pg_basebackup/t/010_pg_basebackup.pl b/src/bin/pg_basebackup/t/010_pg_basebackup.pl
index 3e1c3863c4f..33869fecc97 100644
--- a/src/bin/pg_basebackup/t/010_pg_basebackup.pl
+++ b/src/bin/pg_basebackup/t/010_pg_basebackup.pl
@@ -499,7 +499,7 @@ my $block_size = $node->safe_psql('postgres', 'SHOW block_size;');
system_or_bail 'pg_ctl', '-D', $pgdata, 'stop';
open $file, '+<', "$pgdata/$file_corrupt1";
seek($file, $pageheader_size, 0);
-syswrite($file, '\0\0\0\0\0\0\0\0\0');
+syswrite($file, "\0\0\0\0\0\0\0\0\0");
close $file;
system_or_bail 'pg_ctl', '-D', $pgdata, 'start';
@@ -518,7 +518,7 @@ for my $i (1 .. 5)
{
my $offset = $pageheader_size + $i * $block_size;
seek($file, $offset, 0);
- syswrite($file, '\0\0\0\0\0\0\0\0\0');
+ syswrite($file, "\0\0\0\0\0\0\0\0\0");
}
close $file;
system_or_bail 'pg_ctl', '-D', $pgdata, 'start';
@@ -534,8 +534,8 @@ rmtree("$tempdir/backup_corrupt2");
# induce corruption in a second file
system_or_bail 'pg_ctl', '-D', $pgdata, 'stop';
open $file, '+<', "$pgdata/$file_corrupt2";
-seek($file, 4000, 0);
-syswrite($file, '\0\0\0\0\0\0\0\0\0');
+seek($file, $pageheader_size, 0);
+syswrite($file, "\0\0\0\0\0\0\0\0\0");
close $file;
system_or_bail 'pg_ctl', '-D', $pgdata, 'start';
diff --git a/src/bin/pg_verify_checksums/t/002_actions.pl b/src/bin/pg_verify_checksums/t/002_actions.pl
index 5250b5a7286..74ad5ad7235 100644
--- a/src/bin/pg_verify_checksums/t/002_actions.pl
+++ b/src/bin/pg_verify_checksums/t/002_actions.pl
@@ -45,7 +45,7 @@ sub check_relation_corruption
# Time to create some corruption
open my $file, '+<', "$pgdata/$file_corrupted";
seek($file, $pageheader_size, 0);
- syswrite($file, '\0\0\0\0\0\0\0\0\0');
+ syswrite($file, "\0\0\0\0\0\0\0\0\0");
close $file;
# Checksum checks on single relfilenode fail