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-rw-r--r--src/rebar_eunit.erl12
1 files changed, 10 insertions, 2 deletions
diff --git a/src/rebar_eunit.erl b/src/rebar_eunit.erl
index ad56a34..d42ed1f 100644
--- a/src/rebar_eunit.erl
+++ b/src/rebar_eunit.erl
@@ -288,8 +288,16 @@ cover_init(false, _BeamFiles) ->
cover_init(true, BeamFiles) ->
%% Attempt to start the cover server, then set it's group leader to
%% .eunit/cover.log, so all cover log messages will go there instead of
- %% to stdout.
- {_,CoverPid} = cover:start(),
+ %% to stdout. If the cover server is already started we'll reuse that
+ %% pid.
+ {ok, CoverPid} = case cover:start() of
+ {ok, P} ->
+ {ok, P};
+ {error,{already_started, P}} ->
+ {ok, P};
+ {error, Reason} ->
+ {error, Reason}
+ end,
{ok, F} = file:open(
filename:join([?EUNIT_DIR, "cover.log"]),