To be truly useful, the sequencer should never die() but always return
an error.

Signed-off-by: Johannes Schindelin <johannes.schinde...@gmx.de>
---
 sequencer.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/sequencer.c b/sequencer.c
index 6ac2187..b90294f 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -621,7 +621,7 @@ static int do_pick_commit(struct commit *commit, struct 
replay_opts *opts)
        return res;
 }
 
-static void prepare_revs(struct replay_opts *opts)
+static int prepare_revs(struct replay_opts *opts)
 {
        /*
         * picking (but not reverting) ranges (but not individual revisions)
@@ -631,10 +631,11 @@ static void prepare_revs(struct replay_opts *opts)
                opts->revs->reverse ^= 1;
 
        if (prepare_revision_walk(opts->revs))
-               die(_("revision walk setup failed"));
+               return error(_("revision walk setup failed"));
 
        if (!opts->revs->commits)
-               die(_("empty commit set passed"));
+               return error(_("empty commit set passed"));
+       return 0;
 }
 
 static void read_and_refresh_cache(struct replay_opts *opts)
-- 
2.10.0.rc1.99.gcd66998


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