Mercurial > hg > mercurial-crew-with-dirclash

comparison mercurial/transaction.py @ 42:91f1fa847158

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Fix multiple changes to file per transaction
author mpm@selenic.com
date Tue, 10 May 2005 00:31:00 -0800
parents eb87b7dc4236
children 42177b56b949
comparison
equal deleted inserted replaced
41:df3f46253878 42:91f1fa847158
15 15
16 class transaction: 16 class transaction:
17 def __init__(self, opener, journal): 17 def __init__(self, opener, journal):
18 self.opener = opener 18 self.opener = opener
19 self.entries = [] 19 self.entries = []
20 self.map = {}
20 self.journal = journal 21 self.journal = journal
21 22
22 # abort here if the journal already exists 23 # abort here if the journal already exists
23 if os.path.exists(self.journal): 24 if os.path.exists(self.journal):
24 raise "Journal already exists!" 25 raise "Journal already exists!"
28 if self.entries: self.abort() 29 if self.entries: self.abort()
29 try: os.unlink(self.journal) 30 try: os.unlink(self.journal)
30 except: pass 31 except: pass
31 32
32 def add(self, file, offset): 33 def add(self, file, offset):
34 if file in self.map: return
33 self.entries.append((file, offset)) 35 self.entries.append((file, offset))
36 self.map[file] = 1
34 # add enough data to the journal to do the truncate 37 # add enough data to the journal to do the truncate
35 self.file.write("%s\0%d\n" % (file, offset)) 38 self.file.write("%s\0%d\n" % (file, offset))
36 self.file.flush() 39 self.file.flush()
37 40
38 def close(self): 41 def close(self):