From: Richard Levitte <levitte@openssl.org>
Date: Tue, 23 Jul 2019 07:21:10 +0000 (+0200)
Subject: Windows UWP builds: determine automatically if asm should be disabled
X-Git-Tag: openssl-3.0.0-alpha1~1582
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=bcc0025d0b5d231ee3662cf7f3c522ba43079858;p=oweals%2Fopenssl.git

Windows UWP builds: determine automatically if asm should be disabled

Earlier Windows SDK versions lack the necessary support for our ASM
builds, so we check for the SDK version that has the support.

Information on exactly what registry key to check was found here:

https://stackoverflow.com/questions/2665755/how-can-i-determine-the-version-of-the-windows-sdk-installed-on-my-computer

Ref: #9125

Reviewed-by: Bernd Edlinger <bernd.edlinger@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/9440)
---

diff --git a/Configurations/50-win-onecore.conf b/Configurations/50-win-onecore.conf
index d4e6e64f15..1e5d970b4b 100644
--- a/Configurations/50-win-onecore.conf
+++ b/Configurations/50-win-onecore.conf
@@ -1,3 +1,4 @@
+## -*- mode: perl; -*-
 # Windows OneCore targets.
 #
 # OneCore is new API stability "contract" that transcends Desktop, IoT and
@@ -10,6 +11,25 @@
 # TODO: extend error handling to use ETW based eventing
 # (Or rework whole error messaging)
 
+my $UWP_info = {};
+sub UWP_info {
+    unless (%$UWP_info) {
+        my $SDKver = `powershell -Command  \"& {\$(Get-Item \\\"hklm:\\SOFTWARE\\WOW6432Node\\Microsoft\\Microsoft SDKs\\Windows\\\").GetValue(\\\"CurrentVersion\\\")}\"`;
+        $SDKver =~ s|\R$||;
+        my @SDKver_split = split(/\./, $SDKver);
+        # SDK version older than 10.0.17763 don't support our ASM builds
+        if ($SDKver_split[0] < 10
+            || ($SDKver_split[0] == 10
+                && $SDKver_split[1] == 0
+                && $SDKver_split[2] < 17763)) {
+            $UWP_info->{disable} = [ 'asm' ];
+        } else {
+            $UWP_info->{disable} = [ ];
+        }
+    }
+    return $UWP_info;
+}
+
 my %targets = (
     "VC-WIN32-ONECORE" => {
         inherit_from    => [ "VC-WIN32" ],
@@ -80,7 +100,8 @@ my %targets = (
         defines         => add("WINAPI_FAMILY=WINAPI_FAMILY_APP",
                                "_WIN32_WINNT=0x0A00"),
         dso_scheme      => "",
-        disable         => [ 'ui-console', 'stdio', 'async', 'uplink' ],
+        disable         => sub { [ 'ui-console', 'stdio', 'async', 'uplink',
+                                   @{ UWP_info()->{disable} } ] },
         ex_libs         => "WindowsApp.lib",
     },
      "VC-WIN64A-UWP" => {
@@ -89,7 +110,8 @@ my %targets = (
         defines         => add("WINAPI_FAMILY=WINAPI_FAMILY_APP",
                                "_WIN32_WINNT=0x0A00"),
         dso_scheme      => "",
-        disable         => [ 'ui-console', 'stdio', 'async', 'uplink' ],
+        disable         => sub { [ 'ui-console', 'stdio', 'async', 'uplink',
+                                   @{ UWP_info()->{disable} } ] },
         ex_libs         => "WindowsApp.lib",
     },
     "VC-WIN32-ARM-UWP" => {
@@ -98,7 +120,8 @@ my %targets = (
         defines         => add("WINAPI_FAMILY=WINAPI_FAMILY_APP",
                                "_WIN32_WINNT=0x0A00"),
         dso_scheme      => "",
-        disable         => [ 'ui-console', 'stdio', 'async', 'uplink' ],
+        disable         => sub { [ 'ui-console', 'stdio', 'async', 'uplink',
+                                   @{ UWP_info()->{disable} } ] },
         ex_libs         => "WindowsApp.lib",
     },
      "VC-WIN64-ARM-UWP" => {
@@ -107,7 +130,8 @@ my %targets = (
         defines         => add("WINAPI_FAMILY=WINAPI_FAMILY_APP",
                                "_WIN32_WINNT=0x0A00"),
         dso_scheme      => "",
-        disable         => [ 'ui-console', 'stdio', 'async', 'uplink' ],
+        disable         => sub { [ 'ui-console', 'stdio', 'async', 'uplink',
+                                   @{ UWP_info()->{disable} } ] },
         ex_libs         => "WindowsApp.lib",
     },
 );