Files
FlaxEngine/Source/Tools/Flax.Build/Platforms/Mac/MacPlatform.cs

105 lines
4.0 KiB
C#

// Copyright (c) Wojciech Figat. All rights reserved.
using System;
using System.IO;
using System.Runtime.InteropServices;
namespace Flax.Build.Platforms
{
/// <summary>
/// The build platform for all Mac systems.
/// </summary>
/// <seealso cref="UnixPlatform" />
public sealed class MacPlatform : ApplePlatform
{
/// <inheritdoc />
public override TargetPlatform Target => TargetPlatform.Mac;
/// <summary>
/// Initializes a new instance of the <see cref="Flax.Build.Platforms.MacPlatform"/> class.
/// </summary>
public MacPlatform()
{
if (Platform.BuildTargetPlatform != TargetPlatform.Mac)
return;
if (!HasRequiredSDKsInstalled)
{
Log.Warning("Missing XCode. Cannot build for Mac platform.");
return;
}
}
/// <inheritdoc />
protected override Toolchain CreateToolchain(TargetArchitecture architecture)
{
return new MacToolchain(this, architecture);
}
/// <inheritdoc />
public override bool CanBuildPlatform(TargetPlatform platform)
{
switch (platform)
{
case TargetPlatform.iOS:
case TargetPlatform.Mac: return HasRequiredSDKsInstalled;
default: return false;
}
}
/// <summary>
/// Runs codesign tool on macOS to sign the code with a given identity from local keychain.
/// </summary>
/// <param name="file">Path to file to codesign.</param>
/// <param name="signIdentity">App code signing identity name (from local Mac keychain). Use 'security find-identity -v -p codesigning' to list possible options.</param>
public static void CodeSign(string file, string signIdentity)
{
var isDirectory = Directory.Exists(file);
if (!isDirectory && !File.Exists(file))
throw new FileNotFoundException("Missing file to sign.", file);
string cmdLine = string.Format("--force --timestamp -s \"{0}\" \"{1}\"", signIdentity, file);
if (isDirectory)
{
// Automatically sign contents
cmdLine += " --deep";
}
{
// Enable the hardened runtime
cmdLine += " --options=runtime";
}
{
// Add entitlements file with some settings for the app execution
cmdLine += string.Format(" --entitlements \"{0}\"", Path.Combine(Globals.EngineRoot, "Source/Platforms/Mac/Default.entitlements"));
}
Utilities.Run("codesign", cmdLine, null, null, Utilities.RunOptions.Default | Utilities.RunOptions.ThrowExceptionOnError);
}
internal static bool BuildingForx64
{
get
{
// We need to support two paths here:
// 1. We are running an x64 binary and we are running on an arm64 host machine
// 2. We are running an Arm64 binary and we are targeting an x64 host machine
var architecture = Platform.BuildTargetArchitecture;
bool isRunningOnArm64Targetx64 = architecture == TargetArchitecture.ARM64 && (Configuration.BuildArchitectures != null && Configuration.BuildArchitectures[0] == TargetArchitecture.x64);
return GetProcessIsTranslated() || isRunningOnArm64Targetx64;
}
}
/// <summary>
/// Returns true if running an x64 binary an arm64 host machine.
/// </summary>
public unsafe static bool GetProcessIsTranslated()
{
int ret = 0;
ulong size = sizeof(int);
if (sysctlbyname("sysctl.proc_translated", &ret, &size, null, 0) == -1)
return false;
return ret != 0;
}
[DllImport("c")]
private static unsafe extern int sysctlbyname(string name, void* oldp, ulong* oldlenp, void* newp, ulong newlen);
}
}