Instead, if old_sha1 is non-NULL, verify it; otherwise, don't.
Signed-off-by: Michael Haggerty <mhag...@alum.mit.edu>
---
builtin/receive-pack.c | 3 +--
builtin/update-ref.c | 5 +++--
refs.c | 11 ++++++-----
refs.h | 6 +++---
4 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index 71be82e..b08806d 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -933,8 +933,7 @@ static const char *update(struct command *cmd, struct
shallow_info *si)
if (ref_transaction_delete(transaction,
namespaced_name,
old_sha1,
- 0, old_sha1 != NULL,
- "push", &err)) {
+ 0, "push", &err)) {
rp_error("%s", err.buf);
strbuf_release(&err);
return "failed to delete";
diff --git a/builtin/update-ref.c b/builtin/update-ref.c
index f0db7a3..76b8aef 100644
--- a/builtin/update-ref.c
+++ b/builtin/update-ref.c
@@ -265,8 +265,9 @@ static const char *parse_cmd_delete(struct ref_transaction
*transaction,
if (*next != line_termination)
die("delete %s: extra input: %s", refname, next);
- if (ref_transaction_delete(transaction, refname, old_sha1,
- update_flags, have_old, msg, &err))
+ if (ref_transaction_delete(transaction, refname,
+ have_old ? old_sha1 : NULL,
+ update_flags, msg, &err))
die("%s", err.buf);
update_flags = 0;
diff --git a/refs.c b/refs.c
index 6beafcf..6bd6581 100644
--- a/refs.c
+++ b/refs.c
@@ -2577,7 +2577,7 @@ static void prune_ref(struct ref_to_prune *r)
transaction = ref_transaction_begin(&err);
if (!transaction ||
ref_transaction_delete(transaction, r->name, r->sha1,
- REF_ISPRUNING, 1, NULL, &err) ||
+ REF_ISPRUNING, NULL, &err) ||
ref_transaction_commit(transaction, &err)) {
ref_transaction_free(transaction);
error("%s", err.buf);
@@ -2754,8 +2754,9 @@ int delete_ref(const char *refname, const unsigned char
*sha1, int delopt)
transaction = ref_transaction_begin(&err);
if (!transaction ||
- ref_transaction_delete(transaction, refname, sha1, delopt,
- sha1 && !is_null_sha1(sha1), NULL, &err) ||
+ ref_transaction_delete(transaction, refname,
+ (sha1 && !is_null_sha1(sha1)) ? sha1 : NULL,
+ delopt, NULL, &err) ||
ref_transaction_commit(transaction, &err)) {
error("%s", err.buf);
ref_transaction_free(transaction);
@@ -3697,11 +3698,11 @@ int ref_transaction_create(struct ref_transaction
*transaction,
int ref_transaction_delete(struct ref_transaction *transaction,
const char *refname,
const unsigned char *old_sha1,
- int flags, int have_old, const char *msg,
+ int flags, const char *msg,
struct strbuf *err)
{
return ref_transaction_update(transaction, refname,
- null_sha1, have_old ? old_sha1 : NULL,
+ null_sha1, old_sha1,
flags, msg, err);
}
diff --git a/refs.h b/refs.h
index f05ac89..ee612da 100644
--- a/refs.h
+++ b/refs.h
@@ -295,8 +295,8 @@ int ref_transaction_create(struct ref_transaction
*transaction,
struct strbuf *err);
/*
- * Add a reference deletion to transaction. If have_old is true, then
- * old_sha1 holds the value that the reference should have had before
+ * Add a reference deletion to transaction. If old_sha1 is non-NULL, then
+ * it holds the value that the reference should have had before
* the update (which must not be the null SHA-1).
* Function returns 0 on success and non-zero on failure. A failure to delete
* means that the transaction as a whole has failed and will need to be
@@ -305,7 +305,7 @@ int ref_transaction_create(struct ref_transaction
*transaction,
int ref_transaction_delete(struct ref_transaction *transaction,
const char *refname,
const unsigned char *old_sha1,
- int flags, int have_old, const char *msg,
+ int flags, const char *msg,
struct strbuf *err);
/*
--
2.1.4
--
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