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Lamparter edited this page Nov 17, 2024 · 1 revision

Feature Symbols

Feature Symbols (named FEATURE_{feature name}, all caps) are compilation symbols defined for features whose availability vary across platforms that IronPython supports. The symbols are defined in Build/{framework}.props file, which get included by all .csproj files that contribute to IronPython.

The following list needs a major update

The following symbols are currently used:

FEATURE_APARTMENTSTATE

System.Threading.ApartmentState

FEATURE_ASSEMBLY_GETFORWARDEDTYPES

System.Reflection.Assembly.GetForwardedTypes

FEATURE_ASSEMBLY_RESOLVE

Runtime assembly resolution (System.AppDomain.AssemblyResolve event).

FEATURE_ASSEMBLYBUILDER_DEFINEDYNAMICASSEMBLY

System.Reflection.Emit.AssemblyBuilder.DefineDynamicAssembly

FEATURE_ASSEMBLYBUILDER_SAVE

System.Reflection.Emit.AssemblyBuilder.Save

FEATURE_CODEDOM

System.CodeDom

FEATURE_COM

FEATURE_CONFIGURATION

Configuration files (System.Configuration).

FEATURE_CTYPES

FEATURE_CUSTOM_TYPE_DESCRIPTOR

System.ComponentModel.ICustomTypeDescriptor interface.

FEATURE_EXCEPTION_STATE

System.Threading.ThreadAbortException.ExceptionState

FEATURE_FILESYSTEM

Full file system (Directory, File, Path, FileStream, etc.)

FEATURE_FULL_CRYPTO

FEATURE_FULL_NET

FEATURE_LAMBDAEXPRESSION_COMPILETOMETHOD

System.Linq.Expressions.LambdaExpression.CompileToMethod

FEATURE_LCG

FEATURE_LOADWITHPARTIALNAME

System.Reflection.Assembly.LoadWithPartialName

FEATURE_METADATA_READER

DLR metadata reader available.

FEATURE_MMAP

System.IO.MemoryMappedFiles

FEATURE_NATIVE

Native code interop: P/Invokes, CTypes, etc.

FEATURE_OSPLATFORMATTRIBUTE

System.Runtime.Versioning.OSPlatformAttribute

FEATURE_PDBEMIT

Ability to emit PDB files.

FEATURE_PIPES

FEATURE_PROCESS

Processes, AppDomains, process-wide environment variables.

FEATURE_REFEMIT

Reflection.Emit.

FEATURE_REFEMIT_FULL

FEATURE_REGISTRY

FEATURE_REMOTING

Remoting (MarshalByRefObject).

FEATURE_RUNTIMEINFORMATION

System.Runtime.InteropServices.RuntimeInformation

FEATURE_SECURITY_RULES

System.Security.SecurityRuleSet and related (e.g. System.Security.SecurityRulesAttribute)

FEATURE_SERIALIZATION

Serialization - Serializable attribute, ISerializable interface.

FEATURE_STACK_TRACE

System.Diagnostics.StackTrace, System.Diagnostics.StackFrame.

FEATURE_SYNC_SOCKETS

System.Net.Sockets.

FEATURE_THREAD

Threads, ThreadAbortException.

FEATURE_TYPE_EQUIVALENCE

System.Type.IsEquivalentTo

FEATURE_TYPECONVERTER

System.ComponentModel.TypeConverter and TypeConverterAttribute types.

FEATURE_WPF

FEATURE_XMLDOC

XML documentation available at runtime.

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