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Imported Upstream version 5.12.0.220

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Former-commit-id: c477e03582759447177c6d4bf412cd2355aad476
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-04-24 09:31:23 +00:00
parent 8bd104cef2
commit 8fc30896db
1200 changed files with 29534 additions and 26161 deletions
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88
external/linker/corebuild/integration/ILLink.Tasks/FindNativeDeps.cs vendored
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@ -17,13 +17,13 @@ namespace ILLink.Tasks
/// dependencies.
/// </summary>
[Required]
public ITaskItem[] ManagedAssemblyPaths { get; set; }
public ITaskItem [] ManagedAssemblyPaths { get; set; }
/// <summary>
/// The set of native dependencies to keep even if they
/// aren't found to be referenced by a managed assembly..
/// aren't found to be referenced by a managed assembly.
/// </summary>
public ITaskItem[] NativeDepsToKeep { get; set; }
public ITaskItem [] NativeDepsToKeep { get; set; }
/// <summary>
/// The paths to the available native dependencies. We
@ -31,7 +31,7 @@ namespace ILLink.Tasks
/// native files.
/// </summary>
[Required]
public ITaskItem[] NativeDepsPaths { get; set; }
public ITaskItem [] NativeDepsPaths { get; set; }
/// <summary>
/// The set of native dependencies to keep, including those
@ -40,67 +40,51 @@ namespace ILLink.Tasks
/// input NativeDepsToKeep.
/// </summary>
[Output]
public ITaskItem[] KeptNativeDepsPaths { get; set; }
public ITaskItem [] KeptNativeDepsPaths { get; set; }
public override bool Execute()
public override bool Execute ()
{
var allNative = new Dictionary<string, ITaskItem> ();
foreach (var n in NativeDepsPaths)
{
var fileName = Path.GetFileName(n.ItemSpec);
if (!allNative.ContainsKey(fileName))
{
allNative.Add(fileName, n);
}
}
var keptNative = new List<ITaskItem> ();
var managedAssemblies = ManagedAssemblyPaths.Select (i => i.ItemSpec).ToArray();
foreach (string managedAssembly in managedAssemblies)
{
using (var peReader = new PEReader(new FileStream(managedAssembly, FileMode.Open, FileAccess.Read, FileShare.Read)))
{
if (peReader.HasMetadata)
{
var reader = peReader.GetMetadataReader();
for (int i = 1, count = reader.GetTableRowCount(TableIndex.ModuleRef); i <= count; i++)
{
var moduleRef = reader.GetModuleReference(MetadataTokens.ModuleReferenceHandle(i));
var moduleName = reader.GetString(moduleRef.Name);
var allNativeNames = new HashSet<string> ();
foreach (var nativeDep in NativeDepsPaths)
allNativeNames.Add (Path.GetFileName (nativeDep.ItemSpec));
var keptNativeNames = new HashSet<string> ();
foreach (var nativeDep in NativeDepsToKeep)
keptNativeNames.Add (Path.GetFileName (nativeDep.ItemSpec));
var moduleRefCandidates = new[] { moduleName, moduleName + ".dll", moduleName + ".so", moduleName + ".dylib" };
var managedAssemblies = ManagedAssemblyPaths.Select (i => i.ItemSpec).ToArray ();
foreach (string managedAssembly in managedAssemblies) {
using (var peReader = new PEReader(new FileStream (managedAssembly, FileMode.Open, FileAccess.Read, FileShare.Read))) {
if (peReader.HasMetadata) {
var reader = peReader.GetMetadataReader ();
for (int i = 1, count = reader.GetTableRowCount (TableIndex.ModuleRef); i <= count; i++) {
var moduleRef = reader.GetModuleReference (MetadataTokens.ModuleReferenceHandle (i));
var moduleName = reader.GetString (moduleRef.Name);
ITaskItem referencedNativeFile = null;
foreach (string moduleRefCandidate in moduleRefCandidates)
{
if (allNative.TryGetValue (moduleRefCandidate, out referencedNativeFile))
{
break;
var moduleRefCandidates = new [] { moduleName, moduleName + ".dll", moduleName + ".so", moduleName + ".dylib" };
bool foundModuleRef = false;
foreach (string moduleRefCandidate in moduleRefCandidates) {
if (allNativeNames.Contains (moduleRefCandidate)) {
keptNativeNames.Add (moduleRefCandidate);
foundModuleRef = true;
}
}
if (referencedNativeFile != null)
{
keptNative.Add(referencedNativeFile);
}
else
{
// DLLImport that wasn't satisfied
Log.LogMessage(MessageImportance.High, "unsatisfied DLLImport: " + managedAssembly + " -> " + moduleName);
}
if (!foundModuleRef)
Log.LogMessage("unsatisfied DLLImport: " + managedAssembly + " -> " + moduleName);
}
}
}
}
foreach (var n in NativeDepsToKeep)
{
ITaskItem nativeFile = null;
if (allNative.TryGetValue (n.ItemSpec, out nativeFile))
{
keptNative.Add(nativeFile);
}
var keptNativeDeps = new List<ITaskItem> ();
foreach (var nativeDep in NativeDepsPaths) {
var fileName = Path.GetFileName (nativeDep.ItemSpec);
if (keptNativeNames.Contains (fileName))
keptNativeDeps.Add (nativeDep);
}
KeptNativeDepsPaths = keptNative.ToArray();
KeptNativeDepsPaths = keptNativeDeps.ToArray ();
return true;
}
}