private static string GetMSBuildPath()
{
// Dev console, probably the best case
var vsinstalldir = Environment.GetEnvironmentVariable("VSINSTALLDIR");
if (!string.IsNullOrEmpty(vsinstalldir))
{
var path = Path.Combine(vsinstalldir, "MSBuild", "15.0", "Bin");
Console.WriteLine($"Found VS from VSINSTALLDIR (Dev Console): {path}");
return path;
}
var instances = VisualStudioLocationHelper.GetInstances();
if (instances.Count == 0)
{
throw new Exception("Couldn't find MSBuild");
}
if (instances.Count > 1)
{
Console.WriteLine($"WARNING: Found {instances.Count} instances of VS: {string.Join(", ", instances.Select(i => i.Path))}");
}
string instancePath = instances[0].Path;
Console.WriteLine($"Used VS from Setup API: {instancePath}");
return Path.Combine(instancePath, "MSBuild", "15.0", "Bin");
}
private static IEnumerable <VisualStudioInstance> GetInstances(VisualStudioInstanceQueryOptions options)
{
#if NET46
var devConsole = GetDevConsoleInstance();
if (devConsole != null)
{
yield return(devConsole);
}
#if FEATURE_VISUALSTUDIOSETUP
foreach (var instance in VisualStudioLocationHelper.GetInstances())
{
yield return(instance);
}
#endif
#endif
#if NETCOREAPP
foreach (var dotnetSdk in DotNetSdkLocationHelper.GetInstances(options.WorkingDirectory))
{
yield return(dotnetSdk);
}
#endif
}
/// <summary>
/// Gathers toolset data from the registry + configuration file + VS setup API, if any.
/// NOTE: this method is internal for unit testing purposes only.
/// </summary>
internal static string ReadAllToolsets
(
Dictionary <string, Toolset> toolsets,
#if FEATURE_WIN32_REGISTRY
ToolsetRegistryReader registryReader,
#endif
#if FEATURE_SYSTEM_CONFIGURATION
ToolsetConfigurationReader configurationReader,
#endif
PropertyDictionary <ProjectPropertyInstance> environmentProperties,
PropertyDictionary <ProjectPropertyInstance> globalProperties,
ToolsetDefinitionLocations locations
)
{
var defaultVer = ReadAllToolsetsNative
(
toolsets,
#if FEATURE_WIN32_REGISTRY
registryReader,
#endif
#if FEATURE_SYSTEM_CONFIGURATION
configurationReader,
#endif
environmentProperties,
globalProperties,
locations
);
const string _CUR = MSBuildConstants.CurrentToolsVersion;
string currentDir = BuildEnvironmentHelper.Instance.CurrentMSBuildToolsDirectory.TrimEnd(Path.DirectorySeparatorChar);
foreach (var vs in VisualStudioLocationHelper.GetInstances())
{
string vstr = $"{vs.Version.Major}.0";
string toolbin = FileUtilities.CombinePaths
(
vs.Path,
"MSBuild",
vs.Version.Major >= 16 ? _CUR : vstr,
"Bin"
);
if (IntPtr.Size == 8)
{
string toolbin64 = FileUtilities.CombinePaths(toolbin, "amd64");
if (Directory.Exists(toolbin64))
{
toolbin = toolbin64;
}
}
if (!toolsets.ContainsKey(vstr))
{
// For Mono
var buildProperties = CreateStandardProperties(globalProperties, vstr, NativeMethodsShared.FrameworkBasePath, toolbin);
toolsets.Add
(
vstr,
new Toolset
(
vstr,
toolbin,
buildProperties,
environmentProperties,
globalProperties,
null,
currentDir,
string.Empty
)
);
}
}
if (!toolsets.ContainsKey(_CUR))
{
var actual = toolsets.GetMostActual();
if (actual != null)
{
toolsets.Add(_CUR, actual);
}
else
{
toolsets.Add
(
_CUR,
new Toolset
(
_CUR,
currentDir,
new PropertyDictionary <ProjectPropertyInstance>(),
new PropertyDictionary <ProjectPropertyInstance>(),
currentDir,
string.Empty
)
);
}
}
return(defaultVer);
}