diff --git a/src/libs/utils/processinterface.cpp b/src/libs/utils/processinterface.cpp
index 9e13494cda1..a5e60c97a31 100644
--- a/src/libs/utils/processinterface.cpp
+++ b/src/libs/utils/processinterface.cpp
@@ -7,6 +7,17 @@
 
 namespace Utils {
 
+namespace Pty {
+
+void Data::resize(const QSize &size)
+{
+    m_size = size;
+    if (m_data->m_handler)
+        m_data->m_handler(size);
+}
+
+} // namespace Pty
+
 /*!
  * \brief controlSignalToInt
  * \param controlSignal
diff --git a/src/libs/utils/processinterface.h b/src/libs/utils/processinterface.h
index d398d8fe139..210df7d268a 100644
--- a/src/libs/utils/processinterface.h
+++ b/src/libs/utils/processinterface.h
@@ -10,11 +10,39 @@
 #include "processenums.h"
 
 #include <QProcess>
+#include <QSize>
 
 namespace Utils {
 
 namespace Internal { class QtcProcessPrivate; }
 
+namespace Pty {
+
+using ResizeHandler = std::function<void(const QSize &)>;
+
+class QTCREATOR_UTILS_EXPORT SharedData
+{
+public:
+    ResizeHandler m_handler;
+};
+
+class QTCREATOR_UTILS_EXPORT Data
+{
+public:
+    Data() : m_data(new SharedData) {}
+
+    void setResizeHandler(const ResizeHandler &handler) { m_data->m_handler = handler; }
+
+    QSize size() const { return m_size; }
+    void resize(const QSize &size);
+
+private:
+    QSize m_size{80, 60};
+    QSharedPointer<SharedData> m_data;
+};
+
+} // namespace Pty
+
 class QTCREATOR_UTILS_EXPORT ProcessSetupData
 {
 public:
@@ -22,6 +50,7 @@ public:
     ProcessMode m_processMode = ProcessMode::Reader;
     TerminalMode m_terminalMode = TerminalMode::Off;
 
+    Pty::Data m_ptyData;
     CommandLine m_commandLine;
     FilePath m_workingDirectory;
     Environment m_environment;
diff --git a/src/libs/utils/qtcprocess.cpp b/src/libs/utils/qtcprocess.cpp
index 096f6445617..42a29366bd9 100644
--- a/src/libs/utils/qtcprocess.cpp
+++ b/src/libs/utils/qtcprocess.cpp
@@ -13,7 +13,6 @@
 #include "processutils.h"
 #include "stringutils.h"
 #include "terminalhooks.h"
-#include "terminalprocess_p.h"
 #include "threadutils.h"
 #include "utilstr.h"
 
@@ -1026,6 +1025,16 @@ void QtcProcess::setProcessImpl(ProcessImpl processImpl)
     d->m_setup.m_processImpl = processImpl;
 }
 
+void QtcProcess::setPtyData(const Pty::Data &data)
+{
+    d->m_setup.m_ptyData = data;
+}
+
+Pty::Data QtcProcess::ptyData() const
+{
+    return d->m_setup.m_ptyData;
+}
+
 ProcessMode QtcProcess::processMode() const
 {
     return d->m_setup.m_processMode;
diff --git a/src/libs/utils/qtcprocess.h b/src/libs/utils/qtcprocess.h
index 67898ba855a..72181051491 100644
--- a/src/libs/utils/qtcprocess.h
+++ b/src/libs/utils/qtcprocess.h
@@ -21,6 +21,7 @@ class tst_QtcProcess;
 namespace Utils {
 
 namespace Internal { class QtcProcessPrivate; }
+namespace Pty { class Data; }
 
 class Environment;
 class DeviceProcessHooks;
@@ -76,6 +77,9 @@ public:
 
     void setProcessImpl(ProcessImpl processImpl);
 
+    void setPtyData(const Pty::Data &data);
+    Pty::Data ptyData() const;
+
     void setTerminalMode(TerminalMode mode);
     TerminalMode terminalMode() const;
     bool usesTerminal() const { return terminalMode() != TerminalMode::Off; }
diff --git a/src/plugins/docker/dockerdevice.cpp b/src/plugins/docker/dockerdevice.cpp
index b0e0c281258..9c6bf8c9bd8 100644
--- a/src/plugins/docker/dockerdevice.cpp
+++ b/src/plugins/docker/dockerdevice.cpp
@@ -284,6 +284,7 @@ void DockerProcessImpl::start()
     m_process.setProcessImpl(m_setup.m_processImpl);
     m_process.setProcessMode(m_setup.m_processMode);
     m_process.setTerminalMode(m_setup.m_terminalMode);
+    m_process.setPtyData(m_setup.m_ptyData);
     m_process.setReaperTimeout(m_setup.m_reaperTimeout);
     m_process.setWriteData(m_setup.m_writeData);
     m_process.setProcessChannelMode(m_setup.m_processChannelMode);
diff --git a/src/plugins/remotelinux/linuxdevice.cpp b/src/plugins/remotelinux/linuxdevice.cpp
index 781147a1e2e..6d611bf7b83 100644
--- a/src/plugins/remotelinux/linuxdevice.cpp
+++ b/src/plugins/remotelinux/linuxdevice.cpp
@@ -785,6 +785,7 @@ void SshProcessInterfacePrivate::doStart()
     m_process.setProcessImpl(q->m_setup.m_processImpl);
     m_process.setProcessMode(q->m_setup.m_processMode);
     m_process.setTerminalMode(q->m_setup.m_terminalMode);
+    m_process.setPtyData(q->m_setup.m_ptyData);
     m_process.setReaperTimeout(q->m_setup.m_reaperTimeout);
     m_process.setWriteData(q->m_setup.m_writeData);
     // TODO: what about other fields from m_setup?
diff --git a/src/plugins/terminal/terminalwidget.cpp b/src/plugins/terminal/terminalwidget.cpp
index 5f6b8f079b0..94cff232d16 100644
--- a/src/plugins/terminal/terminalwidget.cpp
+++ b/src/plugins/terminal/terminalwidget.cpp
@@ -12,6 +12,7 @@
 #include <utils/algorithm.h>
 #include <utils/environment.h>
 #include <utils/hostosinfo.h>
+#include <utils/processinterface.h>
 #include <utils/stringutils.h>
 
 #include <ptyqt.h>