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authorEric Wong <e@80x24.org>2023-01-24 09:49:35 +0000
committerEric Wong <e@80x24.org>2023-01-24 10:07:54 +0000
commit69ff4be6e7c8257834815dbdc0a2fd3563f6f350 (patch)
tree83b9edb50031cb255e0e6eaa7ce1b97c6a12bf5d
parent4cad67e24c9babd9422ed0c450a49d38df2cb314 (diff)
downloadpublic-inbox-69ff4be6e7c8257834815dbdc0a2fd3563f6f350.tar.gz
It's typical for -netd/-httpd to have STDIN pointed to
/dev/null, so try to use that instead of opening another
file description.
-rw-r--r--lib/PublicInbox/HTTP.pm8
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/PublicInbox/HTTP.pm b/lib/PublicInbox/HTTP.pm
index 0dba425d..ca162939 100644
--- a/lib/PublicInbox/HTTP.pm
+++ b/lib/PublicInbox/HTTP.pm
@@ -43,7 +43,13 @@ use Errno qw(EAGAIN);
 our $MAX_REQUEST_BUFFER = $ENV{GIT_HTTP_MAX_REQUEST_BUFFER} ||
                         (10 * 1024 * 1024);
 
-open(my $null_io, '<', '/dev/null') or die "failed to open /dev/null: $!";
+open(my $null_io, '<', '/dev/null') or die "open /dev/null: $!";
+{
+        my @n = stat($null_io) or die "stat(/dev/null): $!";
+        my @i = stat(STDIN) or die "stat(STDIN): $!";
+        $null_io = *STDIN{IO} if "@n[0, 1]" eq "@i[0, 1]";
+}
+
 my $http_date;
 my $prev = 0;
 sub http_date () {