[RFC PATCH 3/6] refs.c: Teach `read_ref_at()` to accept `GET_OID_GENTLY` flag

Tue, 17 Jul 2018 05:09:02 -0700 

This commit introduces a way to call `read_ref_at()` without
exiting on failure.

Signed-off-by: Paul-Sebastian Ungureanu <[email protected]>
---
 refs.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/refs.c b/refs.c
index 0eb379f93..4a470158e 100644
--- a/refs.c
+++ b/refs.c
@@ -932,6 +932,8 @@ int read_ref_at(const char *refname, unsigned int flags, 
timestamp_t at_time, in
        for_each_reflog_ent_reverse(refname, read_ref_at_ent, &cb);
 
        if (!cb.reccnt) {
+               if (flags & GET_OID_GENTLY)
+                       return -1;
                if (flags & GET_OID_QUIETLY)
                        exit(128);
                else
-- 
2.18.0.rc2.184.ga79db55c2.dirty

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