Item14221: Revert Engine changes made by Item14205

Reverts two commits:
 - 74d590a
 - d079f79

Author: gac410

FastCGIEngineContrib/lib/Foswiki/Engine/FastCGI.pm

@@ -65,13 +65,7 @@ sub run {
           or die "Failed to create FastCGI socket: $!";
     }
     $args ||= {};
-    
-    # Prepare output handles for FastCGI.
-    $this->{$_} = IO::Handle->new foreach qw(fhIN fhOUT fhERR);
-    # This is a little trick to make all `print STDERR' clauses send their
-    # output to the log file. May not work for spawned processes.
-    STDERR->fdopen($this->{fhERR}->fileno, "w");
-    my $r = FCGI::Request( $this->{fhIN}, $this->{fhOUT}, $this->{fhERR}, \%ENV, $sock,
+    my $r = FCGI::Request( \*STDIN, \*STDOUT, \*STDERR, \%ENV, $sock,
         &FCGI::FAIL_ACCEPT_ON_INTR );
     my $manager;
 
@@ -193,8 +187,7 @@ sub preparePath {
 }
 
 sub write {
-    my $this = shift;
-    syswrite $this->{fhOUT}, $_[0];
+    syswrite STDOUT, $_[1];
 }
 
 sub closeSocket {

core/lib/Foswiki/Configure/Wizards/AutoConfigureEmail.pm

@@ -184,9 +184,7 @@ NOCERT
 
     if ( $Foswiki::cfg{SMTP}{MAILHOST} ) {
 
-        if ( 1
-            || $Foswiki::cfg{Engine} && $Foswiki::cfg{Engine} !~ m/FastCGI$/ )
-        {
+        if ( $Foswiki::cfg{Engine} && $Foswiki::cfg{Engine} !~ m/FastCGI$/ ) {
             ( $ok, $out, $err ) = _muteExec( \&_autoconfigSMTP, $reporter );
         }
         else {

core/lib/Foswiki/Engine.pm

@@ -34,34 +34,12 @@ BEGIN {
 
 Constructs an engine object.
 
-The default object has three initialized keys on it: =fhIN=, =fhOUT=, =fhERR=.
-Those are filehandles used to communicate with HTTP server/environment and by
-default they're set to =STDIN=, =STDOUT=, and =STDERR= correspondingly. It is
-recommended to use =$engine->{fhERR}= instead of STDERR in order to get error
-messages always logged correctly:
-
-<verbatim>
-print $Foswiki::engine->{fhERR} "This is the error we wanna see in the log.\n";
-
-$SIG{__DIE__} = sub {
-    print $Foswiki::engine->{fhERR} @_;
-    exit 1;
-};
-</verbatim>
-
 =cut
 
 sub new {
     my $proto = shift;
     my $class = ref($proto) || $proto;
-    my $this  = {
-
-        # Standard file handles to support engines/environments where
-        # communication is based on custom sockets.
-        fhIN  => \*STDIN,
-        fhOUT => \*STDOUT,
-        fhERR => \*STDERR,
-    };
+    my $this  = {};
     return bless $this, $class;
 }
 

core/lib/Foswiki/Engine/CGI.pm

@@ -220,7 +220,7 @@ sub prepareBody {
     # as breaking uploads (though cdot believes this is because of the
     # deprecated dual nature of param delivering lightweight file handles,
     # and it would probably work in Foswiki. Just not tried it)
-    my $cgi = new CGI( $this->{fhIN} );
+    my $cgi = new CGI();
     my $err = $cgi->cgi_error;
     throw Foswiki::EngineException( $1, $2 )
       if defined $err && $err =~ m/\s*(\d{3})\s*(.*)/;