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Print errors to stderr

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This commit is contained in:
Stefano Rivera 2010-11-22 13:33:19 +02:00
parent 781d077af8
commit 2f4abf3d71
1 changed files with 31 additions and 30 deletions
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61
pbuilder-dist
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@ -28,7 +28,7 @@
# configurations. For example, a symlink called pbuilder-hardy will assume # configurations. For example, a symlink called pbuilder-hardy will assume
# that the target distribution is always meant to be Ubuntu Hardy. # that the target distribution is always meant to be Ubuntu Hardy.
import sys from sys import exit, argv, stderr
import os import os
import ubuntutools.misc import ubuntutools.misc
@ -80,8 +80,8 @@ class pbuilder_dist:
paths = set(os.environ['PATH'].split(':')) paths = set(os.environ['PATH'].split(':'))
paths |= set(('/sbin', '/usr/sbin', '/usr/local/sbin')) paths |= set(('/sbin', '/usr/sbin', '/usr/local/sbin'))
if not any(os.path.exists(os.path.join(p, builder)) for p in paths): if not any(os.path.exists(os.path.join(p, builder)) for p in paths):
print 'Error: Could not find "%s".' % builder print >> stderr, 'Error: Could not find "%s".' % builder
sys.exit(1) exit(1)
############################################################## ##############################################################
@ -117,21 +117,22 @@ class pbuilder_dist:
""" """
if not distro.isalpha(): if not distro.isalpha():
print 'Error: «%s» is an invalid distribution codename.' % distro print >> stderr, ('Error: "%s" is an invalid distribution codename.'
sys.exit(1) % distro)
exit(1)
if not os.path.isfile(os.path.join('/usr/share/debootstrap/scripts/', distro)): if not os.path.isfile(os.path.join('/usr/share/debootstrap/scripts/', distro)):
if os.path.isdir('/usr/share/debootstrap/scripts/'): if os.path.isdir('/usr/share/debootstrap/scripts/'):
# Debian experimental doesn't have a debootstrap file but # Debian experimental doesn't have a debootstrap file but
# should work nevertheless. # should work nevertheless.
if distro not in debian_distros: if distro not in debian_distros:
answer = ask('Warning: Unknown distribution «%s». Do you ' \ answer = ask('Warning: Unknown distribution "%s". Do you ' \
'want to continue [y/N]? ' % distro) 'want to continue [y/N]? ' % distro)
if answer not in ('y', 'Y'): if answer not in ('y', 'Y'):
sys.exit(0) exit(0)
else: else:
print 'Please install package "debootstrap".' print >> stderr, 'Please install package "debootstrap".'
sys.exit(1) exit(1)
self.target_distro = distro self.target_distro = distro
@ -152,12 +153,12 @@ class pbuilder_dist:
self.operation = 'build' self.operation = 'build'
return [operation] return [operation]
else: else:
print 'Error: Could not find file «%s».' % operation print >> stderr, 'Error: Could not find file "%s".' % operation
sys.exit(1) exit(1)
else: else:
print 'Error: «%s» is not a recognized argument.' % operation print >> stderr, 'Error: "%s" is not a recognized argument.' % operation
print 'Please use one of those: ' + ', '.join(arguments) + '.' print >> stderr, 'Please use one of these: %s.' % ', '.join(arguments)
sys.exit(1) exit(1)
else: else:
self.operation = operation self.operation = operation
return [] return []
@ -191,8 +192,8 @@ class pbuilder_dist:
elif self.builder == 'cowbuilder': elif self.builder == 'cowbuilder':
base = '--basepath "%s-base.cow"' % prefix base = '--basepath "%s-base.cow"' % prefix
else: else:
print 'Error: Unrecognized builder "%s".' % self.builder print >> stderr, 'Error: Unrecognized builder "%s".' % self.builder
sys.exit(1) exit(1)
arguments = [ arguments = [
'--%s' % self.operation, '--%s' % self.operation,
@ -291,7 +292,7 @@ def help(exit_code = 0):
print 'See man pbuilder-dist for more information.' print 'See man pbuilder-dist for more information.'
sys.exit(exit_code) exit(exit_code)
def main(): def main():
""" main() -> None """ main() -> None
@ -303,19 +304,19 @@ def main():
""" """
script_name = os.path.basename(sys.argv[0]) script_name = os.path.basename(argv[0])
parts = script_name.split('-') parts = script_name.split('-')
# Copy arguments into another list for save manipulation # Copy arguments into another list for save manipulation
args = sys.argv[1:] args = argv[1:]
if '-' in script_name and (parts[0] != 'pbuilder' and \ if '-' in script_name and (parts[0] != 'pbuilder' and \
parts[0] != 'cowbuilder') or len(parts) > 3: parts[0] != 'cowbuilder') or len(parts) > 3:
print 'Error: «%s» is not a valid name for a «pbuilder-dist» executable.' % script_name print >> stderr, 'Error: "%s" is not a valid name for a "pbuilder-dist" executable.' % script_name
sys.exit(1) exit(1)
if len(args) < 1: if len(args) < 1:
print 'Insufficient number of arguments.' print >> stderr, 'Insufficient number of arguments.'
help(1) help(1)
if args[0] in ('-h', '--help', 'help'): if args[0] in ('-h', '--help', 'help'):
@ -347,27 +348,27 @@ def main():
("sparc64", "sparc")]: ("sparc64", "sparc")]:
args.append('--debootstrap qemu-debootstrap') args.append('--debootstrap qemu-debootstrap')
if 'mainonly' in sys.argv or '--main-only' in sys.argv: if 'mainonly' in argv or '--main-only' in argv:
app.extra_components = False app.extra_components = False
if 'mainonly' in sys.argv: if 'mainonly' in argv:
args.remove('mainonly') args.remove('mainonly')
else: else:
args.remove('--main-only') args.remove('--main-only')
if len(args) < 1: if len(args) < 1:
print 'Insufficient number of arguments.' print >> stderr, 'Insufficient number of arguments.'
help(1) help(1)
# Parse the operation # Parse the operation
args = app.set_operation(args.pop(0)) + args args = app.set_operation(args.pop(0)) + args
if app.operation == 'build' and not '.dsc' in ' '.join(args): if app.operation == 'build' and not '.dsc' in ' '.join(args):
print 'Error: You have to specify a .dsc file if you want to build.' print >> stderr, 'Error: You have to specify a .dsc file if you want to build.'
sys.exit(1) exit(1)
# Execute the pbuilder command # Execute the pbuilder command
if not '--debug-echo' in args: if not '--debug-echo' in args:
sys.exit(os.system(app.get_command(args))) exit(os.system(app.get_command(args)))
else: else:
print app.get_command((args)).replace( print app.get_command((args)).replace(
' --debug-echo', '') ' --debug-echo', '')
@ -377,5 +378,5 @@ if __name__ == '__main__':
try: try:
main() main()
except KeyboardInterrupt: except KeyboardInterrupt:
print 'Manually aborted.' print >> stderr, 'Manually aborted.'
sys.exit(1) exit(1)