/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the Qt VS Tools.
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**
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** $QT_BEGIN_LICENSE:GPL-EXCEPT$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3 as published by the Free Software
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** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
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** included in the packaging of this file. Please review the following
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** information to ensure the GNU General Public License requirements will
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** be met: https://www.gnu.org/licenses/gpl-3.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text.RegularExpressions;
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using Microsoft.VisualStudio.VCProjectEngine;
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namespace QtVsTools.Core
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{
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/// <summary>
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/// Adds convenience functions to the VCLinkerTool.
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/// </summary>
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public class LinkerToolWrapper
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{
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private readonly VCLinkerTool linker;
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public LinkerToolWrapper(VCLinkerTool linkerTool)
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{
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linker = linkerTool;
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}
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public List<string> AdditionalLibraryDirectories
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{
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get
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{
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if (linker.AdditionalLibraryDirectories == null)
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return null;
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var dirArray = linker.AdditionalLibraryDirectories.Split(new[] { ';', ',' }, StringSplitOptions.RemoveEmptyEntries);
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var lst = new List<string>(dirArray);
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for (var i = 0; i < lst.Count; ++i) {
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var item = lst[i];
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if (item.StartsWith("\"", StringComparison.Ordinal) && item.EndsWith("\"", StringComparison.Ordinal)) {
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item = item.Remove(0, 1);
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item = item.Remove(item.Length - 1, 1);
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lst[i] = item;
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}
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}
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return lst;
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}
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internal set
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{
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if (value == null) {
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linker.AdditionalLibraryDirectories = null;
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return;
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}
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var newAdditionalLibraryDirectories = string.Empty;
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var firstLoop = true;
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foreach (var item in value) {
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if (firstLoop)
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firstLoop = false;
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else
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newAdditionalLibraryDirectories += ";";
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if (!Path.IsPathRooted(item) || item.IndexOfAny(new[] { ' ', '\t' }) > 0)
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newAdditionalLibraryDirectories += "\"" + item + "\"";
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else
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newAdditionalLibraryDirectories += item;
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}
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if (newAdditionalLibraryDirectories != linker.AdditionalLibraryDirectories)
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linker.AdditionalLibraryDirectories = newAdditionalLibraryDirectories;
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}
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}
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public List<string> AdditionalDependencies
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{
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get
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{
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if (linker.AdditionalDependencies == null)
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return null;
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return splitByWhitespace(linker.AdditionalDependencies);
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}
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internal set
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{
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if (value == null) {
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linker.AdditionalDependencies = null;
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return;
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}
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var newAdditionalDependencies = string.Empty;
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var separators = new[] { ' ', '\t' };
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var firstLoop = true;
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foreach (var item in value) {
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if (firstLoop)
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firstLoop = false;
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else
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newAdditionalDependencies += " ";
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var idx = item.IndexOfAny(separators);
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if (idx >= 0)
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newAdditionalDependencies += "\"" + item + "\"";
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else
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newAdditionalDependencies += item;
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}
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if (newAdditionalDependencies != linker.AdditionalDependencies)
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linker.AdditionalDependencies = newAdditionalDependencies;
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}
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}
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/// <summary>
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/// Splits a given string by whitespace characters and takes care of double quotes.
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/// </summary>
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/// <param name="str">string to be split</param>
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/// <returns></returns>
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private static List<string> splitByWhitespace(string str)
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{
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var separators = new[] { ' ', '\t' };
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var i = str.IndexOf('"');
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if (i == -1)
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return new List<string>(str.Split(separators, StringSplitOptions.RemoveEmptyEntries));
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var ret = new List<string>();
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var startIndex = 0;
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var r = new Regex(@"""[^""]*""");
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var mc = r.Matches(str);
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foreach (Match match in mc) {
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var item = match.Value;
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item = item.Remove(0, 1);
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item = item.Remove(item.Length - 1, 1);
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// Add all items before this match, using standard splitting.
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var strBefore = str.Substring(startIndex, match.Index - startIndex);
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var lstBefore = strBefore.Split(separators, StringSplitOptions.RemoveEmptyEntries);
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ret.AddRange(lstBefore);
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startIndex = match.Index + match.Length;
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if (item.Length == 0)
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continue;
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ret.Add(item);
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}
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if (startIndex < str.Length - 1) {
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// Add all items after the quoted match, using standard splitting.
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var strBefore = str.Substring(startIndex);
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var lstBefore = strBefore.Split(separators, StringSplitOptions.RemoveEmptyEntries);
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ret.AddRange(lstBefore);
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}
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return ret;
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}
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}
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}
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