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Fix building bindings-only cross-platform with dotnet7

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This commit is contained in:
Wojtek Figat
2023-04-18 20:25:06 +02:00
parent ca48d60627
commit 644eb35b97
4 changed files with 9 additions and 5 deletions
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2
Source/ThirdParty/nethost/nethost.Build.cs vendored
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@@ -39,6 +39,8 @@ public class nethost : ThirdPartyModule
return; // Ignore missing Host Runtime when engine is already prebuilt
if (options.Flags.HasFlag(BuildFlags.GenerateProject))
return; // Ignore missing Host Runtime at projects evaluation stage (not important)
if (Configuration.BuildBindingsOnly)
return; // Ignore missing Host Runtime when just building C# bindings (without native code)
throw new Exception($"Missing NET SDK runtime for {options.Platform.Target} {options.Architecture}.");
}

2
Source/Tools/Flax.Build/Bindings/BindingsGenerator.CSharp.cs
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@@ -1035,7 +1035,7 @@ namespace Flax.Build.Bindings
contents.Append("bool bind);");
#else
string libraryEntryPoint;
if (buildData.Toolchain.Compiler == TargetCompiler.MSVC)
if (buildData.Toolchain?.Compiler == TargetCompiler.MSVC)
libraryEntryPoint = $"{classInfo.FullNameManaged}::Internal_{eventInfo.Name}_Bind"; // MSVC allows to override exported symbol name
else
libraryEntryPoint = CppNameMangling.MangleFunctionName(buildData, eventInfo.Name + "_ManagedBind", classInfo.FullNameNativeInternal + "Internal", CSharpEventBindReturn, eventInfo.IsStatic ? null : new TypeInfo(classInfo.FullNameNative) { IsPtr = true }, CSharpEventBindParams);

8
Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs
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@@ -984,7 +984,7 @@ namespace Flax.Build.Bindings
bool useLibraryExportInPlainC = false; // True if generate separate wrapper for library imports that uses plain-C style binding (without C++ name mangling)
#if USE_NETCORE
string libraryEntryPoint;
if (buildData.Toolchain.Compiler == TargetCompiler.MSVC)
if (buildData.Toolchain?.Compiler == TargetCompiler.MSVC)
{
libraryEntryPoint = $"{caller.FullNameManaged}::Internal_{functionInfo.UniqueName}"; // MSVC allows to override exported symbol name
}
@@ -1123,7 +1123,7 @@ namespace Flax.Build.Bindings
contents.AppendLine();
contents.Append(prevIndent).AppendLine("{");
#if USE_NETCORE
if (buildData.Toolchain.Compiler == TargetCompiler.MSVC && !useLibraryExportInPlainC)
if (buildData.Toolchain?.Compiler == TargetCompiler.MSVC && !useLibraryExportInPlainC)
contents.Append(indent).AppendLine($"MSVC_FUNC_EXPORT(\"{libraryEntryPoint}\")"); // Export generated function binding under the C# name
#endif
if (!functionInfo.IsStatic)
@@ -2003,7 +2003,7 @@ namespace Flax.Build.Bindings
bool useSeparateImpl = false; // True if separate function declaration from implementation
contents.AppendFormat(" DLLEXPORT static void {0}_ManagedBind(", eventInfo.Name);
var signatureStart = contents.Length;
if (buildData.Toolchain.Compiler == TargetCompiler.Clang)
if (buildData.Toolchain?.Compiler == TargetCompiler.Clang)
useSeparateImpl = true; // DLLEXPORT doesn't properly export function thus separate implementation from declaration
if (!eventInfo.IsStatic)
contents.AppendFormat("{0}* obj, ", classTypeNameNative);
@@ -2021,7 +2021,7 @@ namespace Flax.Build.Bindings
indent = null;
}
contents.AppendLine().Append(indent).Append('{').AppendLine();
if (buildData.Toolchain.Compiler == TargetCompiler.MSVC)
if (buildData.Toolchain?.Compiler == TargetCompiler.MSVC)
contents.Append(indent).AppendLine($" MSVC_FUNC_EXPORT(\"{classTypeNameManaged}::Internal_{eventInfo.Name}_Bind\")"); // Export generated function binding under the C# name
contents.Append(indent).Append(" Function<void(");
for (var i = 0; i < paramsCount; i++)

2
Source/Tools/Flax.Build/Utilities/CppNameMangling.cs
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@@ -39,6 +39,8 @@ namespace Flax.Build
{
if (name.Contains(":"))
throw new NotImplementedException("No nested types mangling support.");
if (buildData.Toolchain == null)
return name; // Ignore when building C# bindings only without native toolchain
var sb = BindingsGenerator.GetStringBuilder();
switch (buildData.Toolchain.Compiler)
{