[PATCH] util.system: Use subprocess instead of os.system

[Matt Mackall]

On Sun, 2009-09-20 at 20:20 +0000, Mads Kiilerich wrote:
> # HG changeset patch
> # User Mads Kiilerich <mads at kiilerich.com>
> # Date 1253477958 -7200
> # Node ID 91287ee20c7f34349648e09210b3eccd96a4cfd5
> # Parent  bccf780f78ed7cab3fac47bfac68fdd56a059ba7
> util.system: Use subprocess instead of os.system

Queued, thanks.

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