ProjectExplorer: Introduce a DeviceEnvironmentFetcher

Also, provide implementations for desktop and remote linux.

Change-Id: Ib02202bf1829367334035a361ac73317338cd7a6
Reviewed-by: Christian Kandeler <christian.kandeler@theqtcompany.com>

1 files changed, 26 insertions, 0 deletions

diff --git a/src/plugins/remotelinux/linuxdevice.cpp b/src/plugins/remotelinux/linuxdevice.cpp
index 40f5bb37a8..6f960c0786 100644
--- a/src/plugins/remotelinux/linuxdevice.cpp
+++ b/src/plugins/remotelinux/linuxdevice.cpp
@@ -31,6 +31,7 @@
 #include "publickeydeploymentdialog.h"
 #include "remotelinux_constants.h"
 #include "remotelinuxsignaloperation.h"
+#include "remotelinuxenvironmentreader.h"
 
 #include <coreplugin/id.h>
 #include <projectexplorer/devicesupport/sshdeviceprocesslist.h>
@@ -254,4 +255,29 @@ DeviceProcessSignalOperation::Ptr LinuxDevice::signalOperation() const
     return DeviceProcessSignalOperation::Ptr(new RemoteLinuxSignalOperation(sshParameters()));
 }
 
+class LinuxDeviceEnvironmentFetcher : public DeviceEnvironmentFetcher
+{
+public:
+    LinuxDeviceEnvironmentFetcher(const IDevice::ConstPtr &device)
+        : m_reader(device)
+    {
+        connect(&m_reader, &Internal::RemoteLinuxEnvironmentReader::finished,
+                this, &LinuxDeviceEnvironmentFetcher::readerFinished);
+        connect(&m_reader, &Internal::RemoteLinuxEnvironmentReader::error,
+                this, &LinuxDeviceEnvironmentFetcher::readerError);
+    }
+
+private:
+    void start() override { m_reader.start(); }
+    void readerFinished() { emit finished(m_reader.remoteEnvironment(), true); }
+    void readerError() { emit finished(Utils::Environment(), false); }
+
+    Internal::RemoteLinuxEnvironmentReader m_reader;
+};
+
+DeviceEnvironmentFetcher::Ptr LinuxDevice::environmentFetcher() const
+{
+    return DeviceEnvironmentFetcher::Ptr(new LinuxDeviceEnvironmentFetcher(sharedFromThis()));
+}
+
 } // namespace RemoteLinux