perl/SOURCES/perl-5.31.1-perl-122112-make-sure-SIGPIPE-is-delivered-if-we-tes.patch
2021-09-10 13:25:07 +00:00

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1.2 KiB
Diff

From 293a533c53d9c0fe939e23c439f4dfc47a5736dc Mon Sep 17 00:00:00 2001
From: Tony Cook <tony@develop-help.com>
Date: Tue, 25 Jun 2019 15:47:57 +1000
Subject: [PATCH] (perl #122112) make sure SIGPIPE is delivered if we test it
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Signed-off-by: Petr Písař <ppisar@redhat.com>
---
t/io/pipe.t | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/t/io/pipe.t b/t/io/pipe.t
index 9f5bb3bcf8..bdf743c26c 100644
--- a/t/io/pipe.t
+++ b/t/io/pipe.t
@@ -125,6 +125,18 @@ wait; # Collect from $pid
pipe(READER,WRITER) || die "Can't open pipe";
close READER;
+eval {
+ # one platform at least appears to block SIGPIPE by default (see #122112)
+ # so make sure it's unblocked.
+ # The eval wrapper should ensure this does nothing if these aren't
+ # implemented.
+ require POSIX;
+ my $mask = POSIX::SigSet->new(POSIX::SIGPIPE());
+ my $old = POSIX::SigSet->new();
+ POSIX::sigprocmask(POSIX::SIG_UNBLOCK(), $mask, $old);
+ note "Yes, SIGPIPE was blocked" if $old->ismember(POSIX::SIGPIPE());
+};
+
$SIG{'PIPE'} = 'broken_pipe';
sub broken_pipe {
--
2.20.1