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-rw-r--r--refs.c107
1 files changed, 60 insertions, 47 deletions
diff --git a/refs.c b/refs.c
index 996ac27164..9db66e9955 100644
--- a/refs.c
+++ b/refs.c
@@ -19,6 +19,7 @@
#include "strvec.h"
#include "repository.h"
#include "sigchain.h"
+#include "date.h"
/*
* List of all available backends
@@ -269,10 +270,9 @@ char *refs_resolve_refdup(struct ref_store *refs,
struct object_id *oid, int *flags)
{
const char *result;
- int ignore_errno;
result = refs_resolve_ref_unsafe(refs, refname, resolve_flags,
- oid, flags, &ignore_errno);
+ oid, flags);
return xstrdup_or_null(result);
}
@@ -294,11 +294,10 @@ struct ref_filter {
int read_ref_full(const char *refname, int resolve_flags, struct object_id *oid, int *flags)
{
- int ignore_errno;
struct ref_store *refs = get_main_ref_store(the_repository);
if (refs_resolve_ref_unsafe(refs, refname, resolve_flags,
- oid, flags, &ignore_errno))
+ oid, flags))
return 0;
return -1;
}
@@ -310,9 +309,8 @@ int read_ref(const char *refname, struct object_id *oid)
int refs_ref_exists(struct ref_store *refs, const char *refname)
{
- int ignore_errno;
return !!refs_resolve_ref_unsafe(refs, refname, RESOLVE_REF_READING,
- NULL, NULL, &ignore_errno);
+ NULL, NULL);
}
int ref_exists(const char *refname)
@@ -656,15 +654,13 @@ int expand_ref(struct repository *repo, const char *str, int len,
struct object_id *this_result;
int flag;
struct ref_store *refs = get_main_ref_store(repo);
- int ignore_errno;
this_result = refs_found ? &oid_from_ref : oid;
strbuf_reset(&fullref);
strbuf_addf(&fullref, *p, len, str);
r = refs_resolve_ref_unsafe(refs, fullref.buf,
RESOLVE_REF_READING,
- this_result, &flag,
- &ignore_errno);
+ this_result, &flag);
if (r) {
if (!refs_found++)
*ref = xstrdup(r);
@@ -693,14 +689,12 @@ int repo_dwim_log(struct repository *r, const char *str, int len,
for (p = ref_rev_parse_rules; *p; p++) {
struct object_id hash;
const char *ref, *it;
- int ignore_errno;
strbuf_reset(&path);
strbuf_addf(&path, *p, len, str);
ref = refs_resolve_ref_unsafe(refs, path.buf,
RESOLVE_REF_READING,
- oid ? &hash : NULL, NULL,
- &ignore_errno);
+ oid ? &hash : NULL, NULL);
if (!ref)
continue;
if (refs_reflog_exists(refs, path.buf))
@@ -1083,9 +1077,10 @@ int ref_transaction_update(struct ref_transaction *transaction,
{
assert(err);
- if ((new_oid && !is_null_oid(new_oid)) ?
- check_refname_format(refname, REFNAME_ALLOW_ONELEVEL) :
- !refname_is_safe(refname)) {
+ if (!(flags & REF_SKIP_REFNAME_VERIFICATION) &&
+ ((new_oid && !is_null_oid(new_oid)) ?
+ check_refname_format(refname, REFNAME_ALLOW_ONELEVEL) :
+ !refname_is_safe(refname))) {
strbuf_addf(err, _("refusing to update ref with bad name '%s'"),
refname);
return -1;
@@ -1094,6 +1089,13 @@ int ref_transaction_update(struct ref_transaction *transaction,
if (flags & ~REF_TRANSACTION_UPDATE_ALLOWED_FLAGS)
BUG("illegal flags 0x%x passed to ref_transaction_update()", flags);
+ /*
+ * Clear flags outside the allowed set; this should be a noop because
+ * of the BUG() check above, but it works around a -Wnonnull warning
+ * with some versions of "gcc -O3".
+ */
+ flags &= REF_TRANSACTION_UPDATE_ALLOWED_FLAGS;
+
flags |= (new_oid ? REF_HAVE_NEW : 0) | (old_oid ? REF_HAVE_OLD : 0);
ref_transaction_add_update(transaction, refname, flags,
@@ -1382,10 +1384,9 @@ int refs_head_ref(struct ref_store *refs, each_ref_fn fn, void *cb_data)
{
struct object_id oid;
int flag;
- int ignore_errno;
if (refs_resolve_ref_unsafe(refs, "HEAD", RESOLVE_REF_READING,
- &oid, &flag, &ignore_errno))
+ &oid, &flag))
return fn("HEAD", &oid, flag, cb_data);
return 0;
@@ -1670,19 +1671,23 @@ int refs_read_raw_ref(struct ref_store *ref_store, const char *refname,
type, failure_errno);
}
+int refs_read_symbolic_ref(struct ref_store *ref_store, const char *refname,
+ struct strbuf *referent)
+{
+ return ref_store->be->read_symbolic_ref(ref_store, refname, referent);
+}
+
const char *refs_resolve_ref_unsafe(struct ref_store *refs,
const char *refname,
int resolve_flags,
struct object_id *oid,
- int *flags, int *failure_errno)
+ int *flags)
{
static struct strbuf sb_refname = STRBUF_INIT;
struct object_id unused_oid;
int unused_flags;
int symref_count;
- assert(failure_errno);
-
if (!oid)
oid = &unused_oid;
if (!flags)
@@ -1692,10 +1697,8 @@ const char *refs_resolve_ref_unsafe(struct ref_store *refs,
if (check_refname_format(refname, REFNAME_ALLOW_ONELEVEL)) {
if (!(resolve_flags & RESOLVE_REF_ALLOW_BAD_NAME) ||
- !refname_is_safe(refname)) {
- *failure_errno = EINVAL;
+ !refname_is_safe(refname))
return NULL;
- }
/*
* dwim_ref() uses REF_ISBROKEN to distinguish between
@@ -1710,12 +1713,11 @@ const char *refs_resolve_ref_unsafe(struct ref_store *refs,
for (symref_count = 0; symref_count < SYMREF_MAXDEPTH; symref_count++) {
unsigned int read_flags = 0;
+ int failure_errno;
if (refs_read_raw_ref(refs, refname, oid, &sb_refname,
- &read_flags, failure_errno)) {
+ &read_flags, &failure_errno)) {
*flags |= read_flags;
- if (errno)
- *failure_errno = errno;
/* In reading mode, refs must eventually resolve */
if (resolve_flags & RESOLVE_REF_READING)
@@ -1726,9 +1728,9 @@ const char *refs_resolve_ref_unsafe(struct ref_store *refs,
* may show errors besides ENOENT if there are
* similarly-named refs.
*/
- if (*failure_errno != ENOENT &&
- *failure_errno != EISDIR &&
- *failure_errno != ENOTDIR)
+ if (failure_errno != ENOENT &&
+ failure_errno != EISDIR &&
+ failure_errno != ENOTDIR)
return NULL;
oidclr(oid);
@@ -1754,16 +1756,13 @@ const char *refs_resolve_ref_unsafe(struct ref_store *refs,
}
if (check_refname_format(refname, REFNAME_ALLOW_ONELEVEL)) {
if (!(resolve_flags & RESOLVE_REF_ALLOW_BAD_NAME) ||
- !refname_is_safe(refname)) {
- *failure_errno = EINVAL;
+ !refname_is_safe(refname))
return NULL;
- }
*flags |= REF_ISBROKEN | REF_BAD_NAME;
}
}
- *failure_errno = ELOOP;
return NULL;
}
@@ -1778,10 +1777,8 @@ int refs_init_db(struct strbuf *err)
const char *resolve_ref_unsafe(const char *refname, int resolve_flags,
struct object_id *oid, int *flags)
{
- int ignore_errno;
-
return refs_resolve_ref_unsafe(get_main_ref_store(the_repository), refname,
- resolve_flags, oid, flags, &ignore_errno);
+ resolve_flags, oid, flags);
}
int resolve_gitlink_ref(const char *submodule, const char *refname,
@@ -1789,15 +1786,14 @@ int resolve_gitlink_ref(const char *submodule, const char *refname,
{
struct ref_store *refs;
int flags;
- int ignore_errno;
refs = get_submodule_ref_store(submodule);
if (!refs)
return -1;
- if (!refs_resolve_ref_unsafe(refs, refname, 0, oid, &flags,
- &ignore_errno) || is_null_oid(oid))
+ if (!refs_resolve_ref_unsafe(refs, refname, 0, oid, &flags) ||
+ is_null_oid(oid))
return -1;
return 0;
}
@@ -1999,10 +1995,12 @@ struct ref_store *get_worktree_ref_store(const struct worktree *wt)
return refs;
}
-void base_ref_store_init(struct ref_store *refs,
- const struct ref_storage_be *be)
+void base_ref_store_init(struct ref_store *refs, struct repository *repo,
+ const char *path, const struct ref_storage_be *be)
{
refs->be = be;
+ refs->repo = repo;
+ refs->gitdir = xstrdup(path);
}
/* backend functions */
@@ -2137,7 +2135,7 @@ int ref_transaction_prepare(struct ref_transaction *transaction,
break;
}
- if (getenv(GIT_QUARANTINE_ENVIRONMENT)) {
+ if (refs->repo->objects->odb->disable_ref_updates) {
strbuf_addstr(err,
_("ref updates forbidden inside quarantine environment"));
return -1;
@@ -2366,16 +2364,15 @@ int reflog_exists(const char *refname)
}
int refs_create_reflog(struct ref_store *refs, const char *refname,
- int force_create, struct strbuf *err)
+ struct strbuf *err)
{
- return refs->be->create_reflog(refs, refname, force_create, err);
+ return refs->be->create_reflog(refs, refname, err);
}
-int safe_create_reflog(const char *refname, int force_create,
- struct strbuf *err)
+int safe_create_reflog(const char *refname, struct strbuf *err)
{
return refs_create_reflog(get_main_ref_store(the_repository), refname,
- force_create, err);
+ err);
}
int refs_delete_reflog(struct ref_store *refs, const char *refname)
@@ -2422,6 +2419,22 @@ int initial_ref_transaction_commit(struct ref_transaction *transaction,
return refs->be->initial_transaction_commit(refs, transaction, err);
}
+void ref_transaction_for_each_queued_update(struct ref_transaction *transaction,
+ ref_transaction_for_each_queued_update_fn cb,
+ void *cb_data)
+{
+ int i;
+
+ for (i = 0; i < transaction->nr; i++) {
+ struct ref_update *update = transaction->updates[i];
+
+ cb(update->refname,
+ (update->flags & REF_HAVE_OLD) ? &update->old_oid : NULL,
+ (update->flags & REF_HAVE_NEW) ? &update->new_oid : NULL,
+ cb_data);
+ }
+}
+
int refs_delete_refs(struct ref_store *refs, const char *logmsg,
struct string_list *refnames, unsigned int flags)
{
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-23 10:50:19 +0000