bool ShouldProcessElement(XPathNavigator nav)
{
var feature = GetAttribute(nav, "feature");
if (string.IsNullOrEmpty(feature))
{
return(true);
}
var value = GetAttribute(nav, "featurevalue");
if (string.IsNullOrEmpty(value))
{
_context.LogError($"Feature {feature} does not specify a 'featurevalue' attribute", 1001);
return(false);
}
if (!bool.TryParse(value, out bool bValue))
{
_context.LogError($"Unsupported non-boolean feature definition {feature}", 1002);
return(false);
}
if (_context.FeatureSettings == null || !_context.FeatureSettings.TryGetValue(feature, out bool featureSetting))
{
return(false);
}
return(bValue == featureSetting);
}
public static bool ShouldProcessElement (XPathNavigator nav, LinkContext context, string documentLocation)
{
var feature = GetAttribute (nav, "feature");
if (string.IsNullOrEmpty (feature))
return true;
var value = GetAttribute (nav, "featurevalue");
if (string.IsNullOrEmpty (value)) {
context.LogError (null, DiagnosticId.XmlFeatureDoesNotSpecifyFeatureValue, documentLocation, feature);
return false;
}
if (!bool.TryParse (value, out bool bValue)) {
context.LogError (null, DiagnosticId.XmlUnsupportedNonBooleanValueForFeature, documentLocation, feature);
return false;
}
var isDefault = GetAttribute (nav, "featuredefault");
bool bIsDefault = false;
if (!string.IsNullOrEmpty (isDefault) && (!bool.TryParse (isDefault, out bIsDefault) || !bIsDefault)) {
context.LogError (null, DiagnosticId.XmlDocumentLocationHasInvalidFeatureDefault, documentLocation);
return false;
}
if (!context.FeatureSettings.TryGetValue (feature, out bool featureSetting))
return bIsDefault;
return bValue == featureSetting;
}
public static AttributeInfo ProcessAttributes(AssemblyDefinition assembly, LinkContext context)
{
if (context.Annotations.GetAction(assembly) == AssemblyAction.Skip)
{
return(null);
}
var rsc = GetEmbeddedXml(assembly, res => res.Name.Equals("ILLink.LinkAttributes.xml", StringComparison.OrdinalIgnoreCase));
if (rsc == null)
{
return(null);
}
LinkAttributesParser parser = null;
try {
context.LogMessage($"Processing embedded {rsc.Name} from {assembly.Name}");
parser = GetExternalLinkAttributesParser(context, rsc, assembly);
} catch (XmlException ex) {
context.LogError($"Error processing {rsc.Name} from {assembly.Name}: {ex}", 1003);
}
if (parser == null)
{
return(null);
}
var attributeInfo = new AttributeInfo();
parser.Parse(attributeInfo);
return(attributeInfo);
}
public static void ProcessDescriptors(AssemblyDefinition assembly, LinkContext context)
{
if (context.Annotations.GetAction(assembly) == AssemblyAction.Skip)
{
return;
}
var rsc = GetEmbeddedXml(assembly, res => ShouldProcessRootDescriptorResource(assembly, context, res.Name));
if (rsc == null)
{
return;
}
DescriptorMarker marker = null;
try {
context.LogMessage($"Processing embedded linker descriptor {rsc.Name} from {assembly.Name}");
marker = GetExternalResolveStep(context, rsc, assembly);
} catch (XmlException ex) {
/* This could happen if some broken XML file is embedded. */
context.LogError($"Error processing {rsc.Name}: {ex}", 1003);
}
if (marker != null)
{
marker.Mark();
}
}
public static SubstitutionInfo?ProcessSubstitutions(AssemblyDefinition assembly, LinkContext context)
{
if (context.Annotations.GetAction(assembly) == AssemblyAction.Skip)
{
return(null);
}
var rsc = GetEmbeddedXml(assembly, res => res.Name.Equals("ILLink.Substitutions.xml", StringComparison.OrdinalIgnoreCase));
if (rsc == null)
{
return(null);
}
BodySubstitutionParser?parser = null;
try {
context.LogMessage($"Processing embedded substitution descriptor '{rsc.Name}' from '{assembly.Name}'.");
parser = GetExternalSubstitutionParser(context, rsc, assembly);
} catch (XmlException ex) {
context.LogError(null, DiagnosticId.XmlException, rsc.Name, ex.ToString());
}
if (parser == null)
{
return(null);
}
var substitutionInfo = new SubstitutionInfo();
parser.Parse(substitutionInfo);
return(substitutionInfo);
}
public static bool ShouldProcessElement(XPathNavigator nav, LinkContext context, string documentLocation)
{
var feature = GetAttribute(nav, "feature");
if (string.IsNullOrEmpty(feature))
{
return(true);
}
var value = GetAttribute(nav, "featurevalue");
if (string.IsNullOrEmpty(value))
{
context.LogError($"Failed to process '{documentLocation}'. Feature '{feature}' does not specify a 'featurevalue' attribute", 1001);
return(false);
}
if (!bool.TryParse(value, out bool bValue))
{
context.LogError($"Failed to process '{documentLocation}'. Unsupported non-boolean feature definition '{feature}'", 1002);
return(false);
}
var isDefault = GetAttribute(nav, "featuredefault");
bool bIsDefault = false;
if (!string.IsNullOrEmpty(isDefault) && (!bool.TryParse(isDefault, out bIsDefault) || !bIsDefault))
{
context.LogError($"Failed to process '{documentLocation}'. Unsupported value for featuredefault attribute", 1014);
return(false);
}
if (!context.FeatureSettings.TryGetValue(feature, out bool featureSetting))
{
return(bIsDefault);
}
return(bValue == featureSetting);
}
public bool Run(ILogger customLogger = null)
{
int setupStatus = SetupContext(customLogger);
if (setupStatus > 0)
{
return(true);
}
if (setupStatus < 0)
{
return(false);
}
Pipeline p = context.Pipeline;
PreProcessPipeline(p);
try {
p.Process(context);
} catch (Exception ex) {
if (ex is LinkerFatalErrorException lex)
{
context.LogMessage(lex.MessageContainer);
Console.Error.WriteLine(ex.ToString());
}
else
{
context.LogError($"IL Linker has encountered an unexpected error. Please report the issue at https://github.com/mono/linker/issues \n{ex}", 1012);
}
return(false);
} finally {
context.Tracer.Finish();
}
return(true);
}
