From 3ffc98dfea6f34f80a43c7bec2bd85a5ec8f92a4 Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Thu, 17 Mar 2016 18:16:19 -0400
Subject: [PATCH] CmdDiagnostics: Reports $EDITOR/$VISUAL

---
 src/commands/CmdDiagnostics.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/commands/CmdDiagnostics.cpp b/src/commands/CmdDiagnostics.cpp
index fe5d5f47..ab1fc86a 100644
--- a/src/commands/CmdDiagnostics.cpp
+++ b/src/commands/CmdDiagnostics.cpp
@@ -120,6 +120,13 @@ int CmdDiagnostics (Log& log)
       << (env ? env : "-")
       << "\n";
 
+  // Determine rc.editor/$EDITOR/$VISUAL.
+  char* peditor;
+  if ((peditor = getenv ("VISUAL")) != NULL)
+    out << "        $VISUAL: " << peditor << "\n";
+  else if ((peditor = getenv ("EDITOR")) != NULL)
+    out << "      $EDITOR: " << peditor << "\n";
+
   out << "\n";
   std::cout << out.str ();
   log.write ("info", out.str ());