Switching argument and configuration handling order in Python stubs.

1 files changed, 20 insertions, 15 deletions

diff --git a/scripts/build/bootstrap_cdebootstrap b/scripts/build/bootstrap_cdebootstrap
index 5f483e202..6aad9240a 100755
--- a/scripts/build/bootstrap_cdebootstrap
+++ b/scripts/build/bootstrap_cdebootstrap
@@ -8,8 +8,8 @@
 ## under certain conditions; see COPYING for details.
 
 
-import configparser
 import argparse
+import configparser
 import os
 import sys
 import shutil
@@ -22,26 +22,13 @@ import subprocess
 # - cdebootstrap-options from config
 
 def main():
-	## Parsing Configuration
-	config = configparser.ConfigParser()
-
-	config.read('config/build')
-
-	try:
-		architecture     = config.get('Image', 'Architecture')
-		distribution     = config.get('Image', 'Parent-Distribution')
-		mirror_bootstrap = config.get('Image', 'Parent-Mirror-Bootstrap')
-	except:
-		distribution     = config.get('Image', 'Distribution')
-		mirror_bootstrap = config.get('Image', 'Mirror-Bootstrap')
-
 	## Parsing Arguments
 	arguments = argparse.ArgumentParser(
 		prog            = 'lb bootstrap_cdebootstrap',
 		usage           = '%(prog)s [arguments]',
 		description     = '''live-build contains the programs to build a live system from a configuration directory.
 		                     The lb bootstrap_cdebootstrap program bootstraps the chroot system with cdebootstrap.''',
-		epilog          = 'live-build was written by Daniel Baumann <mail@daniel-baumann.ch>.',
+		epilog          = 'See \'man lb_bootstrap_cdebootstrap\' for more information.',
 		version         = 'live-build 4.0',
 		formatter_class = argparse.ArgumentDefaultsHelpFormatter
 	)
@@ -51,6 +38,24 @@ def main():
 
 	args = arguments.parse_args()
 
+	## Parsing Configuration
+	if not os.path.isfile('config/build'):
+		print('E: config/build - no such file')
+
+		sys.exit(1)
+
+	config = configparser.ConfigParser()
+
+	config.read('config/build')
+
+	try:
+		architecture     = config.get('Image', 'Architecture')
+		distribution     = config.get('Image', 'Parent-Distribution')
+		mirror_bootstrap = config.get('Image', 'Parent-Mirror-Bootstrap')
+	except:
+		distribution     = config.get('Image', 'Distribution')
+		mirror_bootstrap = config.get('Image', 'Mirror-Bootstrap')
+
 	# --verbose
 	verbose = args.verbose