106 lines
3.5 KiB
C#
106 lines
3.5 KiB
C#
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/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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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.Runtime.InteropServices;
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using dnSpy.Contracts.Debugger.DotNet.Mono;
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using dnSpy.Debugger.Shared;
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namespace dnSpy.Debugger.DotNet.Mono.Impl {
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static class MonoExeFinder {
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public static readonly string MONO_EXE = FileUtilities.GetNativeExeFilename("mono");
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const string MONO_PROGRAM_FILES_DIR = "Mono";
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const string MONO_PROGRAM_FILES_DIR_BIN = "bin";
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public static string? Find(MonoExeOptions options) {
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if ((options & (MonoExeOptions.Prefer32 | MonoExeOptions.Prefer64)) == 0) {
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if (IntPtr.Size == 4)
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options |= MonoExeOptions.Prefer32;
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else
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options |= MonoExeOptions.Prefer64;
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}
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Find(options, out var mono32, out var mono64);
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if ((options & MonoExeOptions.Prefer32) != 0 && (options & MonoExeOptions.Debug32) != 0 && mono32 is not null)
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return mono32;
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if ((options & MonoExeOptions.Prefer64) != 0 && (options & MonoExeOptions.Debug64) != 0 && mono64 is not null)
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return mono64;
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if ((options & MonoExeOptions.Debug32) != 0 && mono32 is not null)
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return mono32;
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if ((options & MonoExeOptions.Debug64) != 0 && mono64 is not null)
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return mono64;
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return null;
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}
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static void Find(MonoExeOptions options, out string? mono32, out string? mono64) {
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mono32 = null;
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mono64 = null;
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foreach (var dir in GetDirectories()) {
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bool has32 = mono32 is not null || (options & MonoExeOptions.Debug32) == 0;
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bool has64 = mono64 is not null || (options & MonoExeOptions.Debug64) == 0;
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if (has32 && has64)
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break;
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if (!Directory.Exists(dir))
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continue;
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try {
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var file = Path.Combine(dir, MONO_EXE);
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if (!File.Exists(file))
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continue;
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switch (FileUtilities.GetNativeFileBitness(file)) {
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case 32:
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if (mono32 is null)
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mono32 = file;
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break;
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case 64:
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if (mono64 is null)
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mono64 = file;
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break;
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}
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}
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catch {
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}
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}
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}
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static IEnumerable<string> GetDirectories() {
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var pathEnvVar = Environment.GetEnvironmentVariable("PATH") ?? string.Empty;
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foreach (var tmp in pathEnvVar.Split(new[] { Path.PathSeparator }, StringSplitOptions.RemoveEmptyEntries)) {
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var path = tmp.Trim();
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if (!Directory.Exists(path))
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continue;
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yield return path;
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}
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if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows)) {
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var progFiles = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFiles);
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if (Directory.Exists(progFiles))
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yield return Path.Combine(progFiles, MONO_PROGRAM_FILES_DIR, MONO_PROGRAM_FILES_DIR_BIN);
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var progFilesX86 = Environment.GetFolderPath(Environment.SpecialFolder.ProgramFilesX86);
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if (!StringComparer.OrdinalIgnoreCase.Equals(progFilesX86, progFiles) && Directory.Exists(progFilesX86))
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yield return Path.Combine(progFilesX86, MONO_PROGRAM_FILES_DIR, MONO_PROGRAM_FILES_DIR_BIN);
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}
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}
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}
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}
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