[PATCH 03/20] refs.c: make ref_transaction_begin take an err argument

From: Ronnie Sahlberg sahlb...@google.com Date: Mon, 19 May 2014 10:42:34 -0700 Add an err argument to _begin so that on non-fatal failures in future ref backends we can report a nice error back to the caller. While _begin can currently never fail for other reasons than OOM, in which case we

[PATCH 03/20] refs.c: make ref_transaction_begin take an err argument

Add an err argument to _begin so that on non-fatal failures in future ref backends we can report a nice error back to the caller. While _begin can currently never fail for other reasons than OOM, in which case we die() anyway, we may add other types of backends in the future. For example, a