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comparison mercurial/patch.py @ 3374:fd43ff3b4442

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Use line length field when extracting git binary patches
author Brendan Cully <brendan@kublai.com>
date Thu, 12 Oct 2006 13:39:14 -0700
parents 7f486971d263
children 1106e00e6847
comparison
equal deleted inserted replaced
3373:9851f46d6ecc 3374:fd43ff3b4442
189 return (dopatch, gitpatches) 189 return (dopatch, gitpatches)
190 190
191 def dogitpatch(patchname, gitpatches, cwd=None): 191 def dogitpatch(patchname, gitpatches, cwd=None):
192 """Preprocess git patch so that vanilla patch can handle it""" 192 """Preprocess git patch so that vanilla patch can handle it"""
193 def extractbin(fp): 193 def extractbin(fp):
194 line = fp.readline() 194 line = fp.readline().rstrip()
195 while line and not line.startswith('literal '): 195 while line and not line.startswith('literal '):
196 line = fp.readline() 196 line = fp.readline().rstrip()
197 if not line: 197 if not line:
198 return 198 return
199 size = int(line[8:].rstrip()) 199 size = int(line[8:])
200 dec = [] 200 dec = []
201 line = fp.readline() 201 line = fp.readline().rstrip()
202 while line: 202 while line:
203 line = line[1:-1] 203 l = line[0]
204 dec.append(base85.b85decode(line)) 204 if l <= 'Z' and l >= 'A':
205 line = fp.readline() 205 l = ord(l) - ord('A') + 1
206 else:
207 l = ord(l) - ord('a') + 27
208 dec.append(base85.b85decode(line[1:])[:l])
209 line = fp.readline().rstrip()
206 text = zlib.decompress(''.join(dec)) 210 text = zlib.decompress(''.join(dec))
207 if len(text) != size: 211 if len(text) != size:
208 raise util.Abort(_('binary patch is %d bytes, not %d') % 212 raise util.Abort(_('binary patch is %d bytes, not %d') %
209 (len(text), size)) 213 (len(text), size))
210 return text 214 return text