Get back "ssl2" as a deprecated disablable option

Preserved for now for those who have scripts with the option
"no-ssl2".  We warn that it's deprecated, and ignore it otherwise.

In response to RT#4330

Reviewed-by: Rich Salz <rsalz@openssl.org>

diff --git a/Configure b/Configure
index 7942a593b8fa54b91da10eee3c9522d3f8d296c1..1a89becf93280714f4ab3792b5a471a970a35dbb 100755 (executable)
--- a/Configure
+++ b/Configure
@@ -328,6 +328,10 @@ foreach my $proto ((@tls, @dtls))
        push(@disablables, "$proto-method");
        }
 
+my @deprecated_disablables = (
+    "ssl2",
+    );
+
 # All of the following is disabled by default (RC5 was enabled before 0.9.8):
 
 my %disabled = ( # "what"         => "comment"
@@ -496,6 +500,7 @@ if (grep /^reconf(igure)?$/, @argvcopy) {
 $config{perlargv} = [ @argvcopy ];
 
 my %unsupported_options = ();
+my %deprecated_options = ();
 foreach (@argvcopy)
        {
        # VMS is a case insensitive environment, and depending on settings
@@ -517,7 +522,12 @@ foreach (@argvcopy)
         if (/^(no|disable|enable)-(.+)$/)
                {
                my $word = $2;
-               if (!grep { $word =~ /^${_}$/ } @disablables)
+               if (grep { $word =~ /^${_}$/ } @deprecated_disablables)
+                       {
+                       $deprecated_options{$_} = 1;
+                       next;
+                       }
+               elsif (!grep { $word =~ /^${_}$/ } @disablables)
                        {
                        $unsupported_options{$_} = 1;
                        next;
@@ -700,6 +710,11 @@ foreach (@argvcopy)
                die "***** Unsupported api compatibility level: $config{api}\n",
         }
 
+       if (keys %deprecated_options)
+               {
+               warn "***** Deprecated options: ",
+                       join(", ", keys %deprecated_options), "\n";
+               }
        if (keys %unsupported_options)
                {
                die "***** Unsupported options: ",