From 0bfac78f1ec6836d951c1e1bb962936e27923448 Mon Sep 17 00:00:00 2001
From: Paul Beckingham <paul@beckingham.net>
Date: Thu, 2 Mar 2017 18:29:42 -0500
Subject: [PATCH] CmdEdit: Properly captures an unmodified errno

---
 src/commands/CmdEdit.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/commands/CmdEdit.cpp b/src/commands/CmdEdit.cpp
index 0658284c0..748844ebd 100644
--- a/src/commands/CmdEdit.cpp
+++ b/src/commands/CmdEdit.cpp
@@ -770,13 +770,14 @@ ARE_THESE_REALLY_HARMFUL:
   // Launch the editor.
   std::cout << format (STRING_EDIT_LAUNCHING, editor) << '\n';
   int exitcode = system (editor.c_str ());
+  auto captured_errno = errno;
   if (0 == exitcode)
     std::cout << STRING_EDIT_COMPLETE << '\n';
   else
   {
     std::cout << format (STRING_EDIT_FAILED, exitcode) << '\n';
     if (-1 == exitcode)
-      std::cout << std::strerror (errno) << '\n';
+      std::cout << std::strerror (captured_errno) << '\n';
     return CmdEdit::editResult::error;
   }