From 238e23afd466af0f49494e508145d0d1069fa7bb Mon Sep 17 00:00:00 2001
From: Thierry Vignaud <tv@mageia.org>
Date: Sun, 25 Mar 2012 23:28:56 +0000
Subject: (perform_command) explain the different error variables

---
 lib/Iurt/Process.pm | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'lib/Iurt/Process.pm')

diff --git a/lib/Iurt/Process.pm b/lib/Iurt/Process.pm
index 957c388..4ca6a94 100644
--- a/lib/Iurt/Process.pm
+++ b/lib/Iurt/Process.pm
@@ -197,7 +197,9 @@ sub perform_command {
 	    alarm 0;
 	};
 
+	# external program exit code
 	$err = $?;
+	# perl exception:
 	my $perl_err = $@;
 
 	# <mrl> Log it before any changes on it.
-- 
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