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[PATCH v4 04/27] refs.c: make ref_update_reject_duplicates take a strbuf argument for errors

From
Ronnie Sahlberg <sahlberg@google.com>
Date
Apr 28, 2014, 22:54 UTC
Message-ID
<1398725682-30782-5-git-send-email-sahlberg@google.com>
In-Reply-To
<1398725682-30782-1-git-send-email-sahlberg@google.com>

Make ref_update_reject_duplicates return any error that occurs through a new strbuf argument.

Signed-off-by: Ronnie Sahlberg <sahlberg@google.com>
---
 refs.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/refs.c b/refs.c
index 64e8feb..21a147b 100644
--- a/refs.c
+++ b/refs.c
@@ -3393,6 +3393,7 @@ static int ref_update_compare(const void *r1, const void *r2)
 }
 
 static int ref_update_reject_duplicates(struct ref_update **updates, int n,
+					struct strbuf *err,
 					enum action_on_err onerr)
 {
 	int i;
@@ -3400,6 +3401,9 @@ static int ref_update_reject_duplicates(struct ref_update **updates, int n,
 		if (!strcmp(updates[i - 1]->refname, updates[i]->refname)) {
 			const char *str =
 				"Multiple updates for ref '%s' not allowed.";
+			if (err)
+				strbuf_addf(err, str, updates[i]->refname);
+
 			switch (onerr) {
 			case UPDATE_REFS_MSG_ON_ERR:
 				error(str, updates[i]->refname); break;
@@ -3430,7 +3434,7 @@ int ref_transaction_commit(struct ref_transaction *transaction,
 
 	/* Copy, sort, and reject duplicate refs */
 	qsort(updates, n, sizeof(*updates), ref_update_compare);
-	ret = ref_update_reject_duplicates(updates, n, onerr);
+	ret = ref_update_reject_duplicates(updates, n, err, onerr);
 	if (ret)
 		goto cleanup;
 

-- 
1.9.1.528.g98b8868.dirty
Previous: Ronnie SahlbergNext: Ronnie Sahlberg
Message 5 of 38 in “Use ref transactions for all ref updates”
  1. 00/27 Use ref transactions for all ref updatesRonnie Sahlberg, Apr 28, 2014
  2. 01/27 refs.c: constify the sha arguments for ref_transaction_create|delete|updateRonnie Sahlberg, Apr 28, 2014
  3. 02/27 refs.c: allow passing NULL to ref_transaction_freeRonnie Sahlberg, Apr 28, 2014
  4. 03/27 refs.c: add a strbuf argument to ref_transaction_commit for error loggingRonnie Sahlberg, Apr 28, 2014
  5. 04/27 refs.c: make ref_update_reject_duplicates take a strbuf argument for errorsRonnie Sahlberg, Apr 28, 2014
  6. 05/27 update-ref.c: log transaction error from the update_refRonnie Sahlberg, Apr 28, 2014
  7. 06/27 refs.c: make update_ref_write update a strbuf on failureRonnie Sahlberg, Apr 28, 2014
  8. 07/27 refs.c: remove the onerr argument to ref_transaction_commitRonnie Sahlberg, Apr 28, 2014
  9. 08/27 refs.c: change ref_transaction_update() to do error checking and return statusRonnie Sahlberg, Apr 28, 2014
  10. Eric SunshineApr 29, 2014
  11. Ronnie SahlbergApr 29, 2014
  12. 09/27 refs.c: change ref_transaction_create to do error checking and return statusRonnie Sahlberg, Apr 28, 2014
  13. 10/27 refs.c: ref_transaction_delete to check for error and return statusRonnie Sahlberg, Apr 28, 2014
  14. 11/27 tag.c: use ref transactions when doing updatesRonnie Sahlberg, Apr 28, 2014
  15. 12/27 replace.c: use the ref transaction functions for updatesRonnie Sahlberg, Apr 28, 2014
  16. Eric SunshineApr 29, 2014
  17. Ronnie SahlbergApr 29, 2014
  18. Eric SunshineApr 29, 2014
  19. 13/27 commit.c: use ref transactions for updatesRonnie Sahlberg, Apr 28, 2014
  20. 14/27 sequencer.c: use ref transactions for all ref updatesRonnie Sahlberg, Apr 28, 2014
  21. 15/27 fast-import.c: change update_branch to use ref transactionsRonnie Sahlberg, Apr 28, 2014
  22. Eric SunshineApr 29, 2014
  23. Ronnie SahlbergApr 29, 2014
  24. Junio C HamanoApr 29, 2014
  25. 16/27 branch.c: use ref transaction for all ref updatesRonnie Sahlberg, Apr 28, 2014
  26. 17/27 refs.c: change update_ref to use a transactionRonnie Sahlberg, Apr 28, 2014
  27. 18/27 refs.c: free the transaction before returning when number of updates is 0Ronnie Sahlberg, Apr 28, 2014
  28. 19/27 refs.c: ref_transaction_commit should not free the transactionRonnie Sahlberg, Apr 28, 2014
  29. 20/27 fetch.c: clear errno before calling functions that might set itRonnie Sahlberg, Apr 28, 2014
  30. 21/27 fetch.c: change s_update_ref to use a ref transactionRonnie Sahlberg, Apr 28, 2014
  31. 22/27 fetch.c: use a single ref transaction for all ref updatesRonnie Sahlberg, Apr 28, 2014
  32. 23/27 receive-pack.c: use a reference transaction for updating the refsRonnie Sahlberg, Apr 28, 2014
  33. 24/27 fast-import.c: use a ref transaction when dumping tagsRonnie Sahlberg, Apr 28, 2014
  34. 25/27 walker.c: use ref transaction for ref updatesRonnie Sahlberg, Apr 28, 2014
  35. 26/27 refs.c: make write_ref_sha1 staticRonnie Sahlberg, Apr 28, 2014
  36. 27/27 refs.c: make lock_ref_sha1 staticRonnie Sahlberg, Apr 28, 2014
  37. Junio C HamanoApr 29, 2014
  38. Ronnie SahlbergApr 29, 2014

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