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comparison mercurial/mdiff.py @ 75:b942bbe4bb84

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Fix a bug in patches() if there's not text and no patch
author mpm@selenic.com
date Tue, 17 May 2005 00:32:18 -0800
parents 4a6ab4d80dc4
children bae6f0328f63
comparison
equal deleted inserted replaced
74:401e18c95ad3 75:b942bbe4bb84
69 plens = [len(x) for x in bins] 69 plens = [len(x) for x in bins]
70 pl = sum(plens) 70 pl = sum(plens)
71 bl = len(a) + pl 71 bl = len(a) + pl
72 tl = bl + bl + pl # enough for the patches and two working texts 72 tl = bl + bl + pl # enough for the patches and two working texts
73 b1, b2 = 0, bl 73 b1, b2 = 0, bl
74
75 if not tl: return a
76
74 m = mmap.mmap(devzero.fileno(), tl, mmap.MAP_PRIVATE) 77 m = mmap.mmap(devzero.fileno(), tl, mmap.MAP_PRIVATE)
75 78
76 # load our original text 79 # load our original text
77 m.write(a) 80 m.write(a)
78 frags = [(len(a), b1)] 81 frags = [(len(a), b1)]