From ba8df270e6bcf07c098927aa955ac05bcba64a6e Mon Sep 17 00:00:00 2001
From: Caroline Tice <ctice@apple.com>
Date: Fri, 28 Jan 2011 00:19:58 +0000
Subject: [PATCH] If the user specfies one of stdin, stdout or stderr, don't
 automatically set the non-specified ones to /dev/null.

llvm-svn: 124459
---
 .../Process/gdb-remote/ProcessGDBRemote.cpp   | 21 +++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)

diff --git a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
index 6ec7dab1af1d..ee6e3aed14b3 100644
--- a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
@@ -1845,14 +1845,27 @@ ProcessGDBRemote::StartDebugserverProcess
             lldb_utility::PseudoTerminal pty;
             const char *stdio_path = NULL;
             if (launch_process && 
-                stdin_path == NULL && 
-                stdout_path == NULL && 
-                stderr_path == NULL && 
+                (stdin_path == NULL || stdout_path == NULL || stderr_path == NULL) &&
                 m_local_debugserver &&
                 no_stdio == false)
             {
                 if (pty.OpenFirstAvailableMaster(O_RDWR|O_NOCTTY, NULL, 0))
-                    stdio_path = pty.GetSlaveName (NULL, 0);
+                {
+                    const char *slave_name = pty.GetSlaveName (NULL, 0);
+                    if (stdin_path == NULL
+                        && stdout_path == NULL
+                        && stderr_path == NULL)
+                        stdio_path = slave_name;
+                    else
+                    {
+                        if (stdin_path == NULL)
+                            stdin_path = slave_name;
+                        if (stdout_path == NULL)
+                            stdout_path = slave_name;
+                        if (stderr_path == NULL)
+                            stderr_path = slave_name;
+                    }
+                }
             }
 
             // Start args with "debugserver /file/path -r --"