private VCEnvironment(CPPTargetPlatform InPlatform)
{
Platform = InPlatform;
// If Visual Studio is not installed, the Windows SDK path will be used, which also happens to be the same
// directory. (It installs the toolchain into the folder where Visual Studio would have installed it to).
BaseVSToolPath = WindowsPlatform.GetVSComnToolsPath();
if (string.IsNullOrEmpty(BaseVSToolPath))
{
throw new BuildException("Visual Studio 2012, 2013 or 2015 must be installed in order to build this target.");
}
WindowsSDKDir = FindWindowsSDKInstallationFolder(Platform);
WindowsSDKExtensionDir = FindWindowsSDKExtensionInstallationFolder();
NetFxSDKExtensionDir = FindNetFxSDKExtensionInstallationFolder();
WindowsSDKExtensionHeaderLibVersion = FindWindowsSDKExtensionLatestVersion(WindowsSDKExtensionDir);
PlatformVSToolPath = GetPlatformVSToolPath(Platform, BaseVSToolPath);
CompilerPath = GetCompilerToolPath(PlatformVSToolPath);
CLExeVersion = FindCLExeVersion(CompilerPath);
LinkerPath = GetLinkerToolPath(PlatformVSToolPath);
LibraryLinkerPath = GetLibraryLinkerToolPath(PlatformVSToolPath);
ResourceCompilerPath = GetResourceCompilerToolPath(Platform);
// We ensure an extra trailing slash because of a user getting an odd error where the paths seemed to get concatenated wrongly:
//
// C:\Programme\Microsoft Visual Studio 12.0\Common7\Tools../../VC/bin/x86_amd64/vcvarsx86_amd64.bat
//
// https://answers.unrealengine.com/questions/233640/unable-to-create-project-files-for-48-preview-3.html
//
bool bUse64BitCompiler = Platform == CPPTargetPlatform.Win64 || Platform == CPPTargetPlatform.UWP;
string BaseToolPathWithTrailingSlash = BaseVSToolPath.TrimEnd(Path.DirectorySeparatorChar) + Path.DirectorySeparatorChar;
string VCVarsBatchFile = Path.Combine(BaseToolPathWithTrailingSlash, bUse64BitCompiler ? @"..\..\VC\bin\x86_amd64\vcvarsx86_amd64.bat" : "vsvars32.bat");
if (Platform == CPPTargetPlatform.UWP && UWPPlatform.bBuildForStore)
{
Utils.SetEnvironmentVariablesFromBatchFile(VCVarsBatchFile, "store");
}
else
{
Utils.SetEnvironmentVariablesFromBatchFile(VCVarsBatchFile);
}
// When targeting Windows XP on Visual Studio 2012+, we need to override the Windows SDK include and lib path set
// by the batch file environment (http://blogs.msdn.com/b/vcblog/archive/2012/10/08/10357555.aspx)
if (WindowsPlatform.IsWindowsXPSupported())
{
// Lib and bin folders have a x64 subfolder for 64 bit development.
var ConfigSuffix = (Platform == CPPTargetPlatform.Win64) ? "\\x64" : "";
Environment.SetEnvironmentVariable("PATH", Utils.ResolveEnvironmentVariable(WindowsSDKDir + "bin" + ConfigSuffix + ";%PATH%"));
Environment.SetEnvironmentVariable("LIB", Utils.ResolveEnvironmentVariable(WindowsSDKDir + "lib" + ConfigSuffix + ";%LIB%"));
Environment.SetEnvironmentVariable("INCLUDE", Utils.ResolveEnvironmentVariable(WindowsSDKDir + "include;%INCLUDE%"));
}
}
private VCEnvironment(CPPTargetPlatform InPlatform)
{
Platform = InPlatform;
// If Visual Studio is not installed, the Windows SDK path will be used, which also happens to be the same
// directory. (It installs the toolchain into the folder where Visual Studio would have installed it to).
BaseVSToolPath = WindowsPlatform.GetVSComnToolsPath();
if (string.IsNullOrEmpty(BaseVSToolPath))
{
throw new BuildException("Visual Studio 2012, 2013 or 2015 must be installed in order to build this target.");
}
WindowsSDKDir = FindWindowsSDKInstallationFolder(Platform);
WindowsSDKExtensionDir = FindWindowsSDKExtensionInstallationFolder();
NetFxSDKExtensionDir = FindNetFxSDKExtensionInstallationFolder();
WindowsSDKExtensionHeaderLibVersion = FindWindowsSDKExtensionLatestVersion(WindowsSDKExtensionDir);
PlatformVSToolPath = GetPlatformVSToolPath(Platform, BaseVSToolPath);
CompilerPath = GetCompilerToolPath(PlatformVSToolPath);
CLExeVersion = FindCLExeVersion(CompilerPath);
LinkerPath = GetLinkerToolPath(PlatformVSToolPath);
LibraryLinkerPath = GetLibraryLinkerToolPath(PlatformVSToolPath);
ResourceCompilerPath = GetResourceCompilerToolPath(Platform);
var VCVarsBatchFile = Path.Combine(BaseVSToolPath,
(Platform == CPPTargetPlatform.Win64 || Platform == CPPTargetPlatform.UWP) ? "../../VC/bin/x86_amd64/vcvarsx86_amd64.bat" : "vsvars32.bat");
if (Platform == CPPTargetPlatform.UWP && UWPPlatform.bBuildForStore)
{
Utils.SetEnvironmentVariablesFromBatchFile(VCVarsBatchFile, "store");
}
else
{
Utils.SetEnvironmentVariablesFromBatchFile(VCVarsBatchFile);
}
// When targeting Windows XP on Visual Studio 2012+, we need to override the Windows SDK include and lib path set
// by the batch file environment (http://blogs.msdn.com/b/vcblog/archive/2012/10/08/10357555.aspx)
if (WindowsPlatform.IsWindowsXPSupported())
{
// Lib and bin folders have a x64 subfolder for 64 bit development.
var ConfigSuffix = (Platform == CPPTargetPlatform.Win64) ? "\\x64" : "";
Environment.SetEnvironmentVariable("PATH", Utils.ResolveEnvironmentVariable(WindowsSDKDir + "bin" + ConfigSuffix + ";%PATH%"));
Environment.SetEnvironmentVariable("LIB", Utils.ResolveEnvironmentVariable(WindowsSDKDir + "lib" + ConfigSuffix + ";%LIB%"));
Environment.SetEnvironmentVariable("INCLUDE", Utils.ResolveEnvironmentVariable(WindowsSDKDir + "include;%INCLUDE%"));
}
}
/**
* Initializes environment variables required by toolchain. Different for 32 and 64 bit.
*/
static void InitializeEnvironmentVariables(CPPTargetPlatform Platform)
{
if (!bAreEnvironmentVariablesAlreadyInitialized)
{
string VCVarsBatchFile = "";
// Grab path to Visual Studio binaries from the system environment
string BaseVSToolPath = WindowsPlatform.GetVSComnToolsPath(WindowsCompiler.VisualStudio2012);
if (string.IsNullOrEmpty(BaseVSToolPath))
{
BaseVSToolPath = "C:/Program Files (x86)/Microsoft Visual Studio 11.0/Common7/Tools/";
if (Directory.Exists("C:/Program Files (x86)/Microsoft Visual Studio 11.0/Common7/Tools/") == false)
{
throw new BuildException("Visual Studio 2012 must be installed in order to build this target.");
}
}
// 64 bit tool chain.
if (Platform == CPPTargetPlatform.WinRT_ARM)
{
VCVarsBatchFile = Path.Combine(BaseVSToolPath, "../../VC/bin/x86_arm/vcvarsx86_arm.bat");
}
else
{
VCVarsBatchFile = Path.Combine(BaseVSToolPath, "../../VC/bin/x86_amd64/vcvarsx86_amd64.bat");
}
// @todo: This is failing when building the Win32 target through NMake!!!!
Utils.SetEnvironmentVariablesFromBatchFile(VCVarsBatchFile);
if (WinRTPlatform.ShouldCompileWinRT() == true)
{
string EnvVarName = Utils.ResolveEnvironmentVariable(WindowsSDKDir + "Windows Metadata" + ";%LIBPATH%");
Environment.SetEnvironmentVariable("LIBPATH", EnvVarName);
}
bAreEnvironmentVariablesAlreadyInitialized = true;
}
}