Mercurial > hg-stable
changeset 8408:72538f1909ec
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 | e84a8482c6f2 |
| files | mercurial/commands.py |
| diffstat | 1 files changed, 7 insertions(+), 0 deletions(-) [+] |
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--- a/mercurial/commands.py Thu May 14 13:20:40 2009 -0500 +++ b/mercurial/commands.py Thu May 14 13:20:40 2009 -0500 @@ -1154,9 +1154,16 @@ sep = eol = '\0' fcache = {} + forder = [] def getfile(fn): if fn not in fcache: + if len(fcache) > 20: + del fcache[forder.pop(0)] fcache[fn] = repo.file(fn) + else: + forder.remove(fn) + + forder.append(fn) return fcache[fn] def matchlines(body):