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[PATCH 13/15] refs.c: make add_packed_ref return an error instead of calling die

From
Ronnie Sahlberg <sahlberg@google.com>
Date
Oct 21, 2014, 20:36 UTC
Message-ID
<1413923820-14457-14-git-send-email-sahlberg@google.com>
In-Reply-To
<1413923820-14457-1-git-send-email-sahlberg@google.com>

Change add_packed_ref to return an error instead of calling die(). Update all callers to check the return value of add_packed_ref.

Change-Id: I5d5e4a75f641c4bbdb59199a233b71e86361c25c
Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
---
 refs.c | 21 +++++++++++++++++----
 1 file changed, 17 insertions(+), 4 deletions(-)
diff --git a/refs.c b/refs.c
index c7d0825..e0d5a82 100644
--- a/refs.c
+++ b/refs.c
@@ -1224,15 +1224,16 @@ static struct ref_dir *get_packed_refs(struct ref_cache *refs)
 	return get_packed_ref_dir(get_packed_ref_cache(refs));
 }
 
-static void add_packed_ref(const char *refname, const unsigned char *sha1)
+static int add_packed_ref(const char *refname, const unsigned char *sha1)
 {
 	struct packed_ref_cache *packed_ref_cache =
 		get_packed_ref_cache(&ref_cache);
 
 	if (!packed_ref_cache->lock)
-		die("internal error: packed refs not locked");
+		return -1;
 	add_ref(get_packed_ref_dir(packed_ref_cache),
 		create_ref_entry(refname, sha1, REF_ISPACKED, 1));
+	return 0;
 }
 
 /*
@@ -3795,7 +3796,13 @@ int transaction_commit(struct transaction *transaction,
 					sha1, NULL))
 			continue;
 
-		add_packed_ref(update->refname, sha1);
+		if (add_packed_ref(update->refname, sha1)) {
+			if (err)
+				strbuf_addf(err, "Failed to add %s to packed "
+					    "refs", update->refname);
+			ret = -1;
+			goto cleanup;
+		}
 		need_repack = 1;
 	}
 	if (need_repack) {
@@ -3909,7 +3916,13 @@ int transaction_commit(struct transaction *transaction,
 
 		packed = get_packed_refs(&ref_cache);
 		remove_entry(packed, update->refname);
-		add_packed_ref(update->refname, update->new_sha1);
+		if (add_packed_ref(update->refname, update->new_sha1)) {
+			if (err)
+				strbuf_addf(err, "Failed to add %s to packed "
+					    "refs", update->refname);
+			ret = -1;
+			goto cleanup;
+		}
 		need_repack = 1;
 
 		try_remove_empty_parents((char *)update->refname);
-- 
2.1.0.rc2.206.gedb03e5
Previous: Ronnie SahlbergNext: Ronnie Sahlberg
Message 24 of 27 in “ref-transaction-rename”
  1. 00/15 ref-transaction-renameRonnie Sahlberg, Oct 21, 2014
  2. 01/15 refs.c: allow passing raw git_committer_info as email to _update_reflogRonnie Sahlberg, Oct 21, 2014
  3. 02/15 refs.c: return error instead of dying when locking fails during transactionRonnie Sahlberg, Oct 21, 2014
  4. Jeff KingNov 11, 2014
  5. Ronnie SahlbergNov 11, 2014
  6. 03/15 refs.c: use packed refs when deleting refs during a transactionRonnie Sahlberg, Oct 21, 2014
  7. Junio C HamanoOct 22, 2014
  8. 04/15 refs.c: use a stringlist for repack_without_refsRonnie Sahlberg, Oct 21, 2014
  9. 05/15 refs.c: update rename_ref to use a transactionRonnie Sahlberg, Oct 21, 2014
  10. Junio C HamanoOct 28, 2014
  11. Junio C HamanoOct 28, 2014
  12. Ronnie SahlbergOct 28, 2014
  13. Junio C HamanoOct 28, 2014
  14. Ronnie SahlbergOct 29, 2014
  15. Junio C HamanoOct 29, 2014
  16. Ronnie SahlbergOct 30, 2014
  17. 06/15 refs.c: rollback the lockfile before we die() in repack_without_refsRonnie Sahlberg, Oct 21, 2014
  18. 07/15 refs.c: move reflog updates into its own functionRonnie Sahlberg, Oct 21, 2014
  19. 08/15 refs.c: write updates to packed refs when a transaction has more than one refRonnie Sahlberg, Oct 21, 2014
  20. 09/15 remote.c: use a transaction for deleting refsRonnie Sahlberg, Oct 21, 2014
  21. 10/15 refs.c: make repack_without_refs staticRonnie Sahlberg, Oct 21, 2014
  22. 11/15 refs.c: make the *_packed_refs functions staticRonnie Sahlberg, Oct 21, 2014
  23. 12/15 refs.c: replace the onerr argument in update_ref with a strbuf errRonnie Sahlberg, Oct 21, 2014
  24. 13/15 refs.c: make add_packed_ref return an error instead of calling dieRonnie Sahlberg, Oct 21, 2014
  25. 14/15 refs.c: make lock_packed_refs take an err argumentRonnie Sahlberg, Oct 21, 2014
  26. 15/15 refs.c: add an err argument to pack_refsRonnie Sahlberg, Oct 21, 2014
  27. Junio C HamanoOct 30, 2014

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