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// Copyright (C) 2025 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
using System.IO;
using System.Linq;
namespace QtVsTools.Core.MsBuild
{
using CommandLine;
using Common;
public abstract class QtTool
{
protected readonly Parser Parser;
private readonly Option outputOption;
private Option helpOption;
private Option versionOption;
protected QtTool(bool defaultInputOutput = true)
{
Parser = new Parser();
Parser.SetSingleDashWordOptionMode(
Parser.SingleDashWordOptionMode.ParseAsLongOptions);
helpOption = Parser.AddHelpOption();
versionOption = Parser.AddVersionOption();
if (!defaultInputOutput)
return;
Parser.AddOption(outputOption = new Option("o", "file", Option.Flag.ShortOptionStyle));
}
protected virtual void ExtractInputOutput(
string toolExecName,
out string inputPath,
out string outputPath)
{
inputPath = outputPath = "";
var filePath = Parser.PositionalArguments
.FirstOrDefault(arg => !arg.EndsWith(toolExecName, Utils.IgnoreCase));
if (!string.IsNullOrEmpty(filePath))
inputPath = filePath;
if (outputOption != null && Parser.IsSet(outputOption))
outputPath = Parser.Value(outputOption);
}
protected bool ParseCommandLine(
string commandLine,
IVsMacroExpander macros,
string toolExecName,
out string qtDir,
out string inputPath,
out string outputPath)
{
qtDir = inputPath = outputPath = "";
if (!Parser.Parse(commandLine, macros, toolExecName))
return false;
var execPath = Parser.PositionalArguments
.FirstOrDefault(arg => arg.EndsWith(toolExecName, Utils.IgnoreCase));
if (!string.IsNullOrEmpty(execPath)) {
var execDir = Path.GetDirectoryName(execPath);
if (!string.IsNullOrEmpty(execDir))
qtDir = HelperFunctions.CanonicalPath(Path.Combine(execDir, ".."));
}
ExtractInputOutput(toolExecName, out inputPath, out outputPath);
return true;
}
}
}
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