From c90760488f8a11886d2bb2baee4cc2714ac2fc83 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sun, 17 Dec 2017 08:51:35 +0200
Subject: Add support for printing canonical process exit status description

---
 libbutl/process.cxx | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'libbutl/process.cxx')

diff --git a/libbutl/process.cxx b/libbutl/process.cxx
index d5a35c0..f6c498e 100644
--- a/libbutl/process.cxx
+++ b/libbutl/process.cxx
@@ -104,6 +104,23 @@ using namespace butl::win32;
 
 namespace butl
 {
+  // process_exit
+  //
+  ostream&
+  operator<< (ostream& os, process_exit pe)
+  {
+    if (pe.normal ())
+      os << "exited with code " << static_cast<uint16_t> (pe.code ());
+    else
+    {
+      os << "terminated abnormally: " << pe.description ();
+      if (pe.core ())
+        os << " (core dumped)";
+    }
+
+    return os;
+  }
+
   // process
   //
   static process_path
-- 
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