William McKee wrote:
Hi Stas,

I recently upgraded my workstation for A::T 1.07 to 1.09. Immediately
upon doing so, I started to receive test failures. It turns out that
these failures were due to lines 613 and 1573 of Apache::TestRun. The
error was actually a warning as follows:

  Statement unlikely to be reached at
  /usr/local/lib/perl5/site_perl/5.8.2/i686-linux/Apache/TestRun.pm line
  613.

However, following the examples I've seen for TEST.PL, I had the
following line in my TEST script:

  use warnings FATAL => 'all';

This caused the tests to fail. I tried reinstalling Apache::Test 1.07
and 1.08 but neither made any difference. I don't know why this started
showing up in 1.09, but it seems like it should be removed. I've
attached a diff that comments out these lines.

That's strange. What kind of Perl build do you have? According to the exec manpage this is perfectly correct code:


       exec PROGRAM LIST
               The "exec" function executes a system command and never
               returns-- use "system" instead of "exec" if you want it to
               return.  It fails and returns false only if the command does
               not exist and it is executed directly instead of via your sys-
               tem's command shell (see below).

               Since it's a common mistake to use "exec" instead of "system",
               Perl warns you if there is a following statement which isn't
               "die", "warn", or "exit" (if "-w" is set  -  but you always do
               that).   If you really want to follow an "exec" with some other
               statement, you can use one of these styles to avoid the warn-
               ing:

                   exec ('foo')   or print STDERR "couldn't exec foo: $!";
                   { exec ('foo') }; print STDERR "couldn't exec foo: $!";

so:

  exec $foo;
  die "shouldn't be reached";

should generate no warnings.

Do you get this problem when running:

% perl -lwe 'use warnings; exec "echo ok"; die "should not be reached"'

__________________________________________________________________
Stas Bekman            JAm_pH ------> Just Another mod_perl Hacker
http://stason.org/     mod_perl Guide ---> http://perl.apache.org
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