X-Git-Url: http://www.git.stargrave.org/?a=blobdiff_plain;f=lib%2FPublicInbox%2FEmergency.pm;h=b705e776e676c874ffc7ad0f6c00753bbe1e6e03;hb=9e0c2886493863b4bc6483ce0a3bfd3d599c8c87;hp=231b419741638c0a65059fd97f844a98b5e6c0c5;hpb=3d41aa23f35501ca92aab8aa42980fa73f7fa74f;p=public-inbox.git

diff --git a/lib/PublicInbox/Emergency.pm b/lib/PublicInbox/Emergency.pm
index 231b4197..b705e776 100644
--- a/lib/PublicInbox/Emergency.pm
+++ b/lib/PublicInbox/Emergency.pm
@@ -1,4 +1,4 @@
-# Copyright (C) 2016-2018 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 #
 # Emergency Maildir delivery for MDA
@@ -7,18 +7,20 @@ use strict;
 use warnings;
 use Fcntl qw(:DEFAULT SEEK_SET);
 use Sys::Hostname qw(hostname);
-use IO::Handle;
+use IO::Handle; # ->flush, ->autoflush
 
 sub new {
 	my ($class, $dir) = @_;
 
-	-d $dir or mkdir($dir) or die "failed to mkdir($dir): $!\n";
 	foreach (qw(new tmp cur)) {
 		my $d = "$dir/$_";
 		next if -d $d;
-		-d $d or mkdir($d) or die "failed to mkdir($d): $!\n";
+		require File::Path;
+		if (!File::Path::mkpath($d) && !-d $d) {
+			die "failed to mkpath($d): $!\n";
+		}
 	}
-	bless { dir => $dir, files => {}, t => 0, cnt => 0 }, $class;
+	bless { dir => $dir, files => {}, t => 0, cnt => 0, pid => $$ }, $class;
 }
 
 sub _fn_in {
@@ -75,6 +77,7 @@ sub fh {
 
 sub commit {
 	my ($self) = @_;
+	$$ == $self->{pid} or return; # no-op in forked child
 
 	delete $self->{fh};
 	my $tmp = delete $self->{tmp} or return;