From 49831ddfc8610feb3979a8a72a498b1d05759453 Mon Sep 17 00:00:00 2001
From: Ulf Magnusson <ulfalizer@gmail.com>
Date: Sun, 9 Jun 2019 13:54:53 +0200
Subject: Give the 'source ...' line being parsed when a file can't be opened

Helpful when env. variables are involved. Previously only shown when the
file couldn't be found.
---
 kconfiglib.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kconfiglib.py b/kconfiglib.py
index c8867da..9195055 100644
--- a/kconfiglib.py
+++ b/kconfiglib.py
@@ -2076,8 +2076,9 @@ class Kconfig(object):
         except IOError as e:
             # We already know that the file exists
             raise _KconfigIOError(
-                e, "{}:{}: Could not open '{}' ({}: {})"
+                e, "{}:{}: Could not open '{}' (in '{}') ({}: {})"
                    .format(self._filename, self._linenr, filename,
+                           self._line.strip(),
                            errno.errorcode[e.errno], e.strerror))
 
         self._filename = rel_filename
-- 
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