[PATCH-next 01/15] lnst.Common.ExecCmd: fix cmd not being part of the exception description

From: Ondrej Lichtner <olichtne(a)redhat.com&gt;

For some reason we never saved the cmd value provided during exception
initialization and haven't been using it as part of the exception string
message.

Signed-off-by: Ondrej Lichtner <olichtne(a)redhat.com&gt;
---
 lnst/Common/ExecCmd.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lnst/Common/ExecCmd.py b/lnst/Common/ExecCmd.py
index 007acbd..c6c13b3 100644
--- a/lnst/Common/ExecCmd.py
+++ b/lnst/Common/ExecCmd.py
@@ -22,6 +22,7 @@ class ExecCmdFail(LnstError):
     _report_stderr = None
 
     def __init__(self, cmd=None, retval=None, outs=["", ""],
report_stderr=False):
+        self._cmd = cmd
         self._stdout = outs[0]
         self._stderr = outs[1]
         self._retval = retval
@@ -43,7 +44,7 @@ def __str__(self):
             retval = " (exited with %d)" % self._retval
         if self._report_stderr:
             stderr = " [%s]" % self._stderr
-        return "Command execution failed%s%s" % (retval, stderr)
+        return "Command \"%s\" execution failed%s%s" % (self._cmd,
retval, stderr)
 
 def log_output(log_func, out_type, out):
     log_func("%s:\n"
-- 
2.21.0