Johannes Schindelin 354e6534c1 builtin-blame: set up the work_tree before the first file access ...

We check in cmd_blame() if the specified path is there, but we
failed to set up the working tree before that.

While at it, make setup_work_tree() just return if it was run
before.

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

2007-11-09 21:45:01 -08:00

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