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comparison mercurial/commands.py @ 8408:72538f1909ec

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grep: make cache LRU rather than unlimited grep could cache an unbounded number of revlogs, limit to 20 with an LRU cache.
author Matt Mackall <mpm@selenic.com>
date Thu, 14 May 2009 13:20:40 -0500
parents 223000a687b0
children 7af92e70bb25
comparison
equal deleted inserted replaced
8407:223000a687b0 8408:72538f1909ec
1152 sep, eol = ':', '\n' 1152 sep, eol = ':', '\n'
1153 if opts.get('print0'): 1153 if opts.get('print0'):
1154 sep = eol = '\0' 1154 sep = eol = '\0'
1155 1155
1156 fcache = {} 1156 fcache = {}
1157 forder = []
1157 def getfile(fn): 1158 def getfile(fn):
1158 if fn not in fcache: 1159 if fn not in fcache:
1160 if len(fcache) > 20:
1161 del fcache[forder.pop(0)]
1159 fcache[fn] = repo.file(fn) 1162 fcache[fn] = repo.file(fn)
1163 else:
1164 forder.remove(fn)
1165
1166 forder.append(fn)
1160 return fcache[fn] 1167 return fcache[fn]
1161 1168
1162 def matchlines(body): 1169 def matchlines(body):
1163 begin = 0 1170 begin = 0
1164 linenum = 0 1171 linenum = 0