Add source .config backup

3 files changed, 7 insertions, 3 deletions

diff --git a/conf.py b/conf.py
index e78e427..3c69ee0 100644
--- a/conf.py
+++ b/conf.py
@@ -26,7 +26,8 @@ symbol_map_file = build_folder + '/symbol_map' # Also defined in kconfig_parser
 rules_file = build_folder + '/rules' # Also defined in kconfig_parser
 solved_file = build_folder + '/solved'
 required_file = build_folder + '/required'
-dot_config_file = build_folder + '/dot_config'
+dot_config_fragment_file = build_folder + '/dot_config_fragment'
+dot_config_back_file = build_folder + '/dot_config_back'
 solution_file = build_folder + '/solution'
 iteration_file = build_folder + '/iteration'
 
diff --git a/scripts/initialize.py b/scripts/initialize.py
index 2fc7d54..951834a 100644
--- a/scripts/initialize.py
+++ b/scripts/initialize.py
@@ -1,6 +1,7 @@
 import os
 import sys
 import subprocess
+import shutil
 
 import utils
 from conf import conf
@@ -32,9 +33,11 @@ def gen_requred():
 	except OSError:
 		pass
 
+	shutil.copy(conf.linux_sources + '/.config', conf.dot_config_back_file)
+
 	with open(conf.linux_sources + '/.config', 'r') as f:
 		with open(conf.required_file, 'w') as freq:
-			with open(conf.dot_config_file, 'w') as fconf:
+			with open(conf.dot_config_fragment_file, 'w') as fconf:
 				for line in f:
 					if (line[0] == '#') or (not '=' in line):
 						continue
diff --git a/scripts/solution.py b/scripts/solution.py
index fd6aa23..99e8418 100644
--- a/scripts/solution.py
+++ b/scripts/solution.py
@@ -90,7 +90,7 @@ def apply():
 
 	# Write solution to .config file in linux source folder
 	with open(conf.linux_sources + '/.config', 'w') as f:
-		with open(conf.dot_config_file, 'r') as fconf:
+		with open(conf.dot_config_fragment_file, 'r') as fconf:
 			for line in fconf:
 				f.write(line)