43 lines
1.1 KiB
Python
43 lines
1.1 KiB
Python
|
#!/usr/bin/python
|
||
|
|
import sys, os
|
||
|
|
import vars, state
|
||
|
|
from helpers import err, debug2
|
||
|
|
|
||
|
|
if len(sys.argv) > 1:
|
||
|
|
err('%s: no arguments expected.\n' % sys.argv[0])
|
||
|
|
sys.exit(1)
|
||
|
|
|
||
|
|
# hashlib is only available in python 2.5 or higher, but the 'sha' module
|
||
|
|
# produces a DeprecationWarning in python 2.6 or higher. We want to support
|
||
|
|
# python 2.4 and above without any stupid warnings, so let's try using hashlib
|
||
|
|
# first, and downgrade if it fails.
|
||
|
|
try:
|
||
|
|
import hashlib
|
||
|
|
except ImportError:
|
||
|
|
import sha
|
||
|
|
sh = sha.sha()
|
||
|
|
else:
|
||
|
|
sh = hashlib.sha1()
|
||
|
|
|
||
|
|
while 1:
|
||
|
|
b = os.read(0, 4096)
|
||
|
|
sh.update(b)
|
||
|
|
if not b: break
|
||
|
|
|
||
|
|
f = state.File(name=vars.TARGET)
|
||
|
|
csum = sh.hexdigest()
|
||
|
|
changed = (csum != f.csum)
|
||
|
|
debug2('%s: old = %s\n' % (f.name, f.csum))
|
||
|
|
debug2('%s: sum = %s (%s)\n' % (f.name, csum,
|
||
|
|
changed and 'changed' or 'unchanged'))
|
||
|
|
f.is_generated = True
|
||
|
|
f.is_override = False
|
||
|
|
f.failed_runid = None
|
||
|
|
if changed:
|
||
|
|
f.set_changed() # update_stamp might not do this if the mtime is identical
|
||
|
|
f.csum = csum
|
||
|
|
else:
|
||
|
|
# unchanged
|
||
|
|
f.set_checked()
|
||
|
|
f.save()
|
||
|
|
state.commit()
|