Configure: Reorganise the checking of disabled options

The way we figured out what options are crypto algorithms and what are
something other was somewhat sketchy.  This change bases the
distinction on available sdirs instead.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(cherry picked from commit 3e2dd30d665f3a312a45f945ffafb74ff6c420d6)

1 files changed, 18 insertions, 17 deletions

diff --git a/Configure b/Configure
index 0a1b68a93b..f77177f25c 100755
--- a/Configure
+++ b/Configure
@@ -846,33 +846,34 @@ foreach (sort (keys %disabled))
 		@{$config{dirs}} = grep !/^engines$/, @{$config{dirs}};
 		@{$config{sdirs}} = grep !/^engine$/, @{$config{sdirs}};
 		push @{$config{openssl_other_defines}}, "OPENSSL_NO_ENGINE";
+		print " OPENSSL_NO_ENGINE (skip engines)";
 		}
 	else
 		{
-		my ($ALGO, $algo);
-		($ALGO = $algo = $_) =~ tr/[\-a-z]/[_A-Z]/;
+		my ($WHAT, $what);
 
-		if (/^asm$/ || /^err$/ || /^hw$/ || /^hw-/ || /^async$/
-				|| /^autoalginit/ || /^autoerrinit/)
+		($WHAT = $what = $_) =~ tr/[\-a-z]/[_A-Z]/;
+
+		# Fix up C macro end names
+		$WHAT = "RMD160" if $what eq "ripemd";
+
+		# fix-up crypto/directory name(s)
+		$what = "ripemd" if $what eq "rmd160";
+		$what = "whrlpool" if $what eq "whirlpool";
+
+		if (grep { $_ eq $what } @{$config{sdirs}})
 			{
-			push @{$config{openssl_other_defines}}, "OPENSSL_NO_$ALGO";
-			print " OPENSSL_NO_$ALGO";
+			push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$WHAT";
+			@{$config{sdirs}} = grep { $_ ne $what} @{$config{sdirs}};
 
-			if (/^err$/)	{ push @user_defines, "OPENSSL_NO_ERR"; }
+			print " OPENSSL_NO_$WHAT (skip dir)";
 			}
 		else
 			{
-			($ALGO,$algo) = ("RMD160","rmd160") if ($algo eq "ripemd");
+			push @{$config{openssl_other_defines}}, "OPENSSL_NO_$WHAT";
+			print " OPENSSL_NO_$WHAT";
 
-			push @{$config{openssl_algorithm_defines}}, "OPENSSL_NO_$ALGO";
-			print " OPENSSL_NO_$ALGO";
-
-			# fix-up crypto/directory name(s)
-			$algo="whrlpool" if $algo eq "whirlpool";
-			$algo="ripemd" if $algo eq "rmd160";
-			@{$config{sdirs}} = grep { $_ ne $algo} @{$config{sdirs}};
-
-			print " (skip dir)";
+			if (/^err$/)	{ push @user_defines, "OPENSSL_NO_ERR"; }
 			}
 		}