Use temporary file instead of reference to string

on open() because old Perl doesn't support the latter.

diff --git a/src/tests/tests.pm b/src/tests/tests.pm
index 2e3642c664a0449217d0ad7058537e7c389233f0..4cec83d656cdd1da3aee01d04a85582e4e10816b 100644 (file)
--- a/src/tests/tests.pm
+++ b/src/tests/tests.pm
@@ -1,6 +1,7 @@
 use strict;
 use warnings;
 use tests::Algorithm::Diff;
+use File::Temp 'tempfile';
 
 sub fail;
 sub pass;
@@ -9,9 +10,8 @@ die if @ARGV != 2;
 our ($test, $src_dir) = @ARGV;
 our ($src_stem) = "$src_dir/$test";
 
-our ($messages) = "";
-open (MESSAGES, '>', \$messages);
-select (MESSAGES);
+my ($msg_file) = tempfile ();
+select ($msg_file);
 
 sub check_expected {
     my ($expected) = pop @_;
@@ -169,6 +169,14 @@ sub pass {
 sub finish {
     my ($verdict, @rest) = @_;
 
+    my ($messages) = "";
+    seek ($msg_file, 0, 0);
+    while (<$msg_file>) {
+       $messages .= $_;
+       print "'$_'";
+    }
+    close ($msg_file);
+
     my ($result_fn) = "$test.result";
     open (RESULT, '>', $result_fn) or die "$result_fn: create: $!\n";
     print RESULT "$verdict\n", $messages, @rest;