Subject: Re: bug#77807: Compilation of gzip 1.13 fails on PPC Tiger, Mac OS X 10.4.11

From: Paul Eggert <[email-masked]>
Date: Mon, 19 May 2025 11:21:07 -0700

On 2025-04-15 03:14, Peter Dyballa wrote:

> Yes, compiles fine, except for some warnings:

The warnings are false alarms; you can ignore them. Glad to hear that 
gzip compiles now. Closing the bug report.

> + perl -e '
>       use POSIX qw(dup2);
>       $SIG{PIPE} = "DEFAULT";
>       pipe my ($read_end, $write_end) or die "pipe: $!\n";
>       dup2 fileno $write_end, 1 or die "dup2: $!\n";
>       close $read_end or die "close: $!\n";
>       exec '\''cat'\'', '\''f.gz'\'', '\''f.gz'\'';
>    '
> cat: f.gz: Bad file descriptor
> + signal_status=1
> + test 128 -lt 1
> + framework_failure_ 'signal handling busted on this host'

That's not a gzip bug; it's a problem with macOS Perl or kernel. Unless 
you want to debug the testing framework itself, I wouldn't worry about it.