linux: simple support for process input and output
git-svn-id: https://llvm.org/svn/llvm-project/llvdb/trunk@128137 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/source/Plugins/Process/Linux/ProcessLinux.cpp b/source/Plugins/Process/Linux/ProcessLinux.cpp
index f62a303..b3405dd 100644
--- a/source/Plugins/Process/Linux/ProcessLinux.cpp
+++ b/source/Plugins/Process/Linux/ProcessLinux.cpp
@@ -8,6 +8,8 @@
//===----------------------------------------------------------------------===//
// C Includes
+#include <errno.h>
+
// C++ Includes
// Other libraries and framework includes
#include "lldb/Core/PluginManager.h"
@@ -397,6 +399,40 @@
return m_byte_order;
}
+size_t
+ProcessLinux::PutSTDIN(const char *buf, size_t len, Error &error)
+{
+ ssize_t status;
+ if ((status = write(m_monitor->GetTerminalFD(), buf, len)) < 0)
+ {
+ error.SetErrorToErrno();
+ return 0;
+ }
+ return status;
+}
+
+size_t
+ProcessLinux::GetSTDOUT(char *buf, size_t len, Error &error)
+{
+ ssize_t bytes_read;
+
+ // The terminal file descriptor is always in non-block mode.
+ if ((bytes_read = read(m_monitor->GetTerminalFD(), buf, len)) < 0)
+ {
+ if (errno != EAGAIN)
+ error.SetErrorToErrno();
+ return 0;
+ }
+ return bytes_read;
+}
+
+size_t
+ProcessLinux::GetSTDERR(char *buf, size_t len, Error &error)
+{
+ return GetSTDOUT(buf, len, error);
+}
+
+
//------------------------------------------------------------------------------
// ProcessInterface protocol.