X-Git-Url: https://git.openssl.org/gitweb/?a=blobdiff_plain;f=Configure;h=65fcea067f53d83d378f07cae87c2e4ffe730013;hb=4b8515baa6edef1a771f9e4e3fbc0395b4a629e8;hp=86f68c7ca02c16c6cc2d5d7348804b07cc296f8f;hpb=8a05d6bb264eefe224966a4c6415a173ad58861d;p=openssl.git

diff --git a/Configure b/Configure
index 86f68c7ca0..65fcea067f 100755
--- a/Configure
+++ b/Configure
@@ -9,7 +9,7 @@
 
 ##  Configure -- OpenSSL source tree configuration script
 
-require 5.10.0;
+use 5.10.0;
 use strict;
 use Config;
 use File::Basename;
@@ -61,8 +61,7 @@ my $usage="Usage: Configure [no-<cipher> ...] [enable-<cipher> ...] [-Dxxx] [-lx
 #		library and will be loaded in run-time by the OpenSSL library.
 # sctp          include SCTP support
 # enable-weak-ssl-ciphers
-#               Enable weak ciphers that are disabled by default. This currently
-#               only includes RC4 based ciphers.
+#               Enable weak ciphers that are disabled by default.
 # 386           generate 80386 code in assembly modules
 # no-sse2       disables IA-32 SSE2 code in assembly modules, the above
 #               mentioned '386' option implies this one
@@ -119,6 +118,9 @@ my $gcc_devteam_warn = "-DDEBUG_UNUSED"
         . " -Wswitch"
         . " -DPEDANTIC -pedantic -Wno-long-long"
         . " -Wall"
+        . " -Wextra"
+        . " -Wno-unused-parameter"
+        . " -Wno-missing-field-initializers"
         . " -Wsign-compare"
         . " -Wmissing-prototypes"
         . " -Wshadow"
@@ -138,17 +140,13 @@ my $gcc_devteam_warn = "-DDEBUG_UNUSED"
 #       -Wextended-offsetof -- no, needed in CMS ASN1 code
 my $clang_devteam_warn = ""
         . " -Qunused-arguments"
-        . " -Wextra"
-        . " -Wswitch -Wswitch-default"
-        . " -Wno-unused-parameter"
+        . " -Wswitch-default"
         . " -Wno-parentheses-equality"
-        . " -Wno-missing-field-initializers"
         . " -Wno-language-extension-token"
         . " -Wno-extended-offsetof"
         . " -Wconditional-uninitialized"
         . " -Wincompatible-pointer-types-discards-qualifiers"
         . " -Wmissing-variable-declarations"
-        . " -Wundef"
         ;
 
 # This adds backtrace information to the memory leak info.  Is only used
@@ -294,9 +292,6 @@ if (defined $ENV{$local_config_envname}) {
     }
 }
 
-
-print "Configuring OpenSSL version $config{version} ($config{version_num})\n";
-
 $config{prefix}="";
 $config{openssldir}="";
 $config{processor}="";
@@ -407,6 +402,7 @@ my @disablables = (
     "tests",
     "threads",
     "tls",
+    "tls13downgrade",
     "ts",
     "ubsan",
     "ui",
@@ -451,6 +447,7 @@ our %disabled = ( # "what"         => "comment"
                   "ubsan"		=> "default",
           #TODO(TLS1.3): Temporarily disabled while this is a WIP
 		  "tls1_3"              => "default",
+		  "tls13downgrade"      => "default",
 		  "unit-test"           => "default",
 		  "weak-ssl-ciphers"    => "default",
 		  "zlib"                => "default",
@@ -741,6 +738,10 @@ while (@argvcopy)
 			{
 			$libs.=$_." ";
 			}
+		elsif (/^-framework$/)
+			{
+			$libs.=$_." ".shift(@argvcopy)." ";
+			}
 		elsif (/^-rpath$/ or /^-R$/)
 			# -rpath is the OSF1 rpath flag
 			# -R is the old Solaris rpath flag
@@ -848,11 +849,52 @@ if ($target eq "HASH") {
     exit 0;
 }
 
+print "Configuring OpenSSL version $config{version} ($config{version_num})\n";
+print "for $target\n";
+
 # Backward compatibility?
 if ($target =~ m/^CygWin32(-.*)$/) {
     $target = "Cygwin".$1;
 }
 
+# Support for legacy targets having a name starting with 'debug-'
+my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
+if ($d) {
+    $config{build_type} = "debug";
+
+    # If we do not find debug-foo in the table, the target is set to foo.
+    if (!$table{$target}) {
+	$target = $t;
+    }
+}
+$config{target} = $target;
+my %target = resolve_config($target);
+
+&usage if (!%target || $target{template});
+
+my %conf_files = map { $_ => 1 } (@{$target{_conf_fname_int}});
+$config{conf_files} = [ sort keys %conf_files ];
+%target = ( %{$table{DEFAULTS}}, %target );
+
+foreach my $feature (@{$target{disable}}) {
+    if (exists $deprecated_disablables{$feature}) {
+        warn "***** config $target disables deprecated feature $feature\n";
+    } elsif (!grep { $feature eq $_ } @disablables) {
+        die "***** config $target disables unknown feature $feature\n";
+    }
+    $disabled{$feature} = 'config';
+}
+foreach my $feature (@{$target{enable}}) {
+    if ("default" eq ($disabled{$_} // "")) {
+        if (exists $deprecated_disablables{$feature}) {
+            warn "***** config $target enables deprecated feature $feature\n";
+        } elsif (!grep { $feature eq $_ } @disablables) {
+            die "***** config $target enables unknown feature $feature\n";
+        }
+        delete $disabled{$_};
+    }
+}
+
 foreach (sort (keys %disabled))
 	{
 	$config{options} .= " no-$_";
@@ -917,26 +959,6 @@ foreach (sort (keys %disabled))
 	print "\n";
 	}
 
-print "Configuring for $target\n";
-# Support for legacy targets having a name starting with 'debug-'
-my ($d, $t) = $target =~ m/^(debug-)?(.*)$/;
-if ($d) {
-    $config{build_type} = "debug";
-
-    # If we do not find debug-foo in the table, the target is set to foo.
-    if (!$table{$target}) {
-	$target = $t;
-    }
-}
-$config{target} = $target;
-my %target = resolve_config($target);
-
-&usage if (!%target || $target{template});
-
-my %conf_files = map { $_ => 1 } (@{$target{_conf_fname_int}});
-$config{conf_files} = [ sort keys %conf_files ];
-%target = ( %{$table{DEFAULTS}}, %target );
-
 $target{cxxflags}=$target{cflags} unless defined $target{cxxflags};
 $target{exe_extension}="";
 $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
@@ -993,6 +1015,25 @@ $target{build_scheme} = [ $target{build_scheme} ]
 my ($builder, $builder_platform, @builder_opts) =
     @{$target{build_scheme}};
 
+foreach my $checker (($builder_platform."-".$target{build_file}."-checker.pm",
+                      $builder_platform."-checker.pm")) {
+    my $checker_path = catfile($srcdir, "Configurations", $checker);
+    if (-f $checker_path) {
+        my $fn = $ENV{CONFIGURE_CHECKER_WARN}
+            ? sub { warn $@; } : sub { die $@; };
+        if (! do $checker_path) {
+            if ($@) {
+                $fn->($@);
+            } elsif ($!) {
+                $fn->($!);
+            } else {
+                $fn->("The detected tools didn't match the platform\n");
+            }
+        }
+        last;
+    }
+}
+
 push @{$config{defines}}, "NDEBUG"    if $config{build_type} eq "release";
 
 if ($target =~ /^mingw/ && `$target{cc} --target-help 2>&1` =~ m/-mno-cygwin/m)
@@ -1707,12 +1748,24 @@ EOF
             }
 
             # Additionally, we set up sharednames for libraries that don't
-            # have any, as themselves.
-            foreach (keys %{$unified_info{libraries}}) {
+            # have any, as themselves.  Only for libraries that aren't
+            # explicitely static.
+            foreach (grep !/\.a$/, keys %{$unified_info{libraries}}) {
                 if (!defined $unified_info{sharednames}->{$_}) {
                     $unified_info{sharednames}->{$_} = $_
                 }
             }
+
+            # Check that we haven't defined any library as both shared and
+            # explicitely static.  That is forbidden.
+            my @doubles = ();
+            foreach (grep /\.a$/, keys %{$unified_info{libraries}}) {
+                (my $l = $_) =~ s/\.a$//;
+                push @doubles, $l if defined $unified_info{sharednames}->{$l};
+            }
+            die "these libraries are both explicitely static and shared:\n  ",
+                join(" ", @doubles), "\n"
+                if @doubles;
         }
 
         foreach (keys %ordinals) {
@@ -2559,7 +2612,7 @@ sub isabsolute {
     # On non-platforms, we just use file_name_is_absolute().
     return file_name_is_absolute($file) unless $^O eq "VMS";
 
-    # If the file spec includes a device or a directpry spec,
+    # If the file spec includes a device or a directory spec,
     # file_name_is_absolute() is perfectly safe.
     return file_name_is_absolute($file) if $file =~ m|[:\[]|;