Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions

View File

@@ -34,6 +34,7 @@ namespace Mono
class SystemDependencyProvider : ISystemDependencyProvider
{
static SystemDependencyProvider instance;
static object syncRoot = new object ();
public static SystemDependencyProvider Instance {
get {
@@ -44,8 +45,12 @@ namespace Mono
internal static void Initialize ()
{
if (instance == null)
Interlocked.CompareExchange (ref instance, new SystemDependencyProvider (), null);
lock (syncRoot) {
if (instance != null)
return;
instance = new SystemDependencyProvider ();
}
}
ISystemCertificateProvider ISystemDependencyProvider.CertificateProvider => CertificateProvider;