inform user about wiki page. give him to time to read the message and inform...

inform user about wiki page. give him to time to read the message and inform him he cancel and read wiki more carefully. start migration after 40 secs of first informative message

scripts/migrate_logs_to_dot9_db.py

@@ -2,6 +2,10 @@
 import os
 import sre
 import sys
+import time
+import signal
+
+signal.signal(signal.SIGINT, signal.SIG_DFL) # ^C exits the application
 
 from pysqlite2 import dbapi2 as sqlite
 
@@ -167,10 +171,13 @@ def visit(arg, dirname, filenames):
 				con.commit()
 
 if __name__ == '__main__':
+	print 'IMPORTNANT: PLEASE READ http://trac.gajim.org/wiki/MigrateLogToDot9DB'
+	print 'Migration will start in 40 seconds unless you press Ctrl+C'
+	time.sleep(40) # give him time to act
+	print
 	print 'Starting Logs Migration'
 	print '======================='
 	print 'Please do NOT run Gajim until this script is over'
-	print 'For more read http://trac.gajim.org/wiki/MigrateLogToDot9DB'
 	os.path.walk(PATH_TO_LOGS_BASE_DIR, visit, None)
 	f = open(os.path.join(PATH_TO_LOGS_BASE_DIR, 'README'), 'w')
 	f.write('We do not use plain-text files anymore, because they do not scale.\n')