Add Unix pty, which supports Linux/MacOs bash and so on.

src/Pty/UnixPty.h

@@ -0,0 +1,83 @@
+ /*
+ * Copyright 2020, WindTerm.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#ifndef UNIXPTY_H
+#define UNIXPTY_H
+
+#pragma once
+
+#include <QtGlobal>
+
+#ifdef Q_OS_UNIX
+
+#include "Pty.h"
+#include <QProcess>
+#include <QSocketNotifier>
+
+#include <termios.h>
+
+class ShellProcess
+	: public QProcess
+{
+    Q_OBJECT
+
+public:
+	ShellProcess();
+
+private:
+	void setupChildProcess() final;
+
+private:
+	int m_handleMaster;
+	int m_handleSlave;
+    QString m_handleSlaveName;
+
+private:
+	friend class UnixPty;
+};
+
+class UnixPty
+	: public Pty
+{
+public:
+	UnixPty(QObject *parent = nullptr);
+    virtual ~UnixPty();
+
+	bool createProcess(QString command, const QString &arguments,
+					   const QString &workingDirectory, const QProcessEnvironment &environment,
+					   int rows, int columns) final;
+	static bool isAvailable();
+	bool resizeWindow(int rows, int columns) final;
+    QByteArray readAll() final;
+	qint64 write(const QByteArray &text) final;
+
+private:
+	void moveToThread(QThread *targetThread);
+	void setError(const char *error);
+	bool setTerminalAttributes(struct ::termios *ttmode);
+	void stop();
+	bool terminalAttributes(struct ::termios *ttmode);
+
+private:
+	qint64 m_pid;
+	ShellProcess m_shellProcess;
+	QSocketNotifier *m_readMasterNotify;
+
+	char *m_buffer;
+	QByteArray m_shellReadBuffer;
+};
+
+#endif // Q_OS_UNIX
+#endif // UNIXPTY_H