def err(errmsg='',errcode=1):
defaults = cct._util.Globals().getDefaults()
use_colors = 'disabled'
if defaults and defaults.has_option('Project','use_colors'):
use_colors = re.split('\W+',defaults.get('Project','use_colors'))[0]
if use_colors == 'enabled':
print >>sys.stderr, '\033[1;31m' + 'Bocca ERROR: ' + '\033[0m' + errmsg
else:
print >>sys.stderr, 'Bocca ERROR: ' + errmsg
if 'BOCCA_DEBUG' in os.environ.keys() and os.environ['BOCCA_DEBUG'] == '1':
traceback.print_stack()
fm = BFileManager()
fm.undo() # Restore files to original state (created files deleted, modified files restored from backups
fm.close() # Just in case
sys.exit(errcode)
""" Various utilities that don't fit elsewhere
"""
import os, stat, shutil, re
from cct._debug import *
from cct._err import *
#---------------------------------------------------------------------------
# Global singleton variables:
# File manager (singleton) -- use this to open all files to make actions undoable
from cct._file import BFileManager
fileManager = BFileManager()
#----- end global singleton variables:
def Globals():
'''Helper function to ensure exactly one instance of the Globals_singleton class exists'''
myglobals = None
try:
myglobals = Globals_Singleton()
except Globals_Singleton, s:
myglobals = s
return myglobals
class Globals_Singleton:
'''A singleton class in which to stash various useful global variables for bocca.
Do not instantiate this class directly, rather use the Globals helper function,
e.g., myglobals = Globals().
'''
__single = None # Used for ensuring singleton instance
def exit(msg=''):
if msg != '': print >>sys.stdout, msg
fm = BFileManager()
fm.close()
sys.exit(0)