diff options
Diffstat (limited to 'third_party/git/refs/debug.c')
| -rw-r--r-- | third_party/git/refs/debug.c | 398 |
1 files changed, 0 insertions, 398 deletions
diff --git a/third_party/git/refs/debug.c b/third_party/git/refs/debug.c deleted file mode 100644 index 922e64fa6ad9..000000000000 --- a/third_party/git/refs/debug.c +++ /dev/null @@ -1,398 +0,0 @@ - -#include "refs-internal.h" -#include "trace.h" - -static struct trace_key trace_refs = TRACE_KEY_INIT(REFS); - -struct debug_ref_store { - struct ref_store base; - struct ref_store *refs; -}; - -extern struct ref_storage_be refs_be_debug; - -struct ref_store *maybe_debug_wrap_ref_store(const char *gitdir, struct ref_store *store) -{ - struct debug_ref_store *res; - struct ref_storage_be *be_copy; - - if (!trace_want(&trace_refs)) { - return store; - } - res = xmalloc(sizeof(struct debug_ref_store)); - be_copy = xmalloc(sizeof(*be_copy)); - *be_copy = refs_be_debug; - /* we never deallocate backends, so safe to copy the pointer. */ - be_copy->name = store->be->name; - trace_printf_key(&trace_refs, "ref_store for %s\n", gitdir); - res->refs = store; - base_ref_store_init((struct ref_store *)res, be_copy); - return (struct ref_store *)res; -} - -static int debug_init_db(struct ref_store *refs, struct strbuf *err) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)refs; - int res = drefs->refs->be->init_db(drefs->refs, err); - trace_printf_key(&trace_refs, "init_db: %d\n", res); - return res; -} - -static int debug_transaction_prepare(struct ref_store *refs, - struct ref_transaction *transaction, - struct strbuf *err) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)refs; - int res; - transaction->ref_store = drefs->refs; - res = drefs->refs->be->transaction_prepare(drefs->refs, transaction, - err); - trace_printf_key(&trace_refs, "transaction_prepare: %d\n", res); - return res; -} - -static void print_update(int i, const char *refname, - const struct object_id *old_oid, - const struct object_id *new_oid, unsigned int flags, - unsigned int type, const char *msg) -{ - char o[GIT_MAX_HEXSZ + 1] = "null"; - char n[GIT_MAX_HEXSZ + 1] = "null"; - if (old_oid) - oid_to_hex_r(o, old_oid); - if (new_oid) - oid_to_hex_r(n, new_oid); - - type &= 0xf; /* see refs.h REF_* */ - flags &= REF_HAVE_NEW | REF_HAVE_OLD | REF_NO_DEREF | - REF_FORCE_CREATE_REFLOG; - trace_printf_key(&trace_refs, "%d: %s %s -> %s (F=0x%x, T=0x%x) \"%s\"\n", i, refname, - o, n, flags, type, msg); -} - -static void print_transaction(struct ref_transaction *transaction) -{ - int i; - trace_printf_key(&trace_refs, "transaction {\n"); - for (i = 0; i < transaction->nr; i++) { - struct ref_update *u = transaction->updates[i]; - print_update(i, u->refname, &u->old_oid, &u->new_oid, u->flags, - u->type, u->msg); - } - trace_printf_key(&trace_refs, "}\n"); -} - -static int debug_transaction_finish(struct ref_store *refs, - struct ref_transaction *transaction, - struct strbuf *err) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)refs; - int res; - transaction->ref_store = drefs->refs; - res = drefs->refs->be->transaction_finish(drefs->refs, transaction, - err); - print_transaction(transaction); - trace_printf_key(&trace_refs, "finish: %d\n", res); - return res; -} - -static int debug_transaction_abort(struct ref_store *refs, - struct ref_transaction *transaction, - struct strbuf *err) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)refs; - int res; - transaction->ref_store = drefs->refs; - res = drefs->refs->be->transaction_abort(drefs->refs, transaction, err); - return res; -} - -static int debug_initial_transaction_commit(struct ref_store *refs, - struct ref_transaction *transaction, - struct strbuf *err) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)refs; - int res; - transaction->ref_store = drefs->refs; - res = drefs->refs->be->initial_transaction_commit(drefs->refs, - transaction, err); - return res; -} - -static int debug_pack_refs(struct ref_store *ref_store, unsigned int flags) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = drefs->refs->be->pack_refs(drefs->refs, flags); - trace_printf_key(&trace_refs, "pack_refs: %d\n", res); - return res; -} - -static int debug_create_symref(struct ref_store *ref_store, - const char *ref_name, const char *target, - const char *logmsg) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = drefs->refs->be->create_symref(drefs->refs, ref_name, target, - logmsg); - trace_printf_key(&trace_refs, "create_symref: %s -> %s \"%s\": %d\n", ref_name, - target, logmsg, res); - return res; -} - -static int debug_delete_refs(struct ref_store *ref_store, const char *msg, - struct string_list *refnames, unsigned int flags) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = - drefs->refs->be->delete_refs(drefs->refs, msg, refnames, flags); - int i; - trace_printf_key(&trace_refs, "delete_refs {\n"); - for (i = 0; i < refnames->nr; i++) - trace_printf_key(&trace_refs, "%s\n", refnames->items[i].string); - trace_printf_key(&trace_refs, "}: %d\n", res); - return res; -} - -static int debug_rename_ref(struct ref_store *ref_store, const char *oldref, - const char *newref, const char *logmsg) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = drefs->refs->be->rename_ref(drefs->refs, oldref, newref, - logmsg); - trace_printf_key(&trace_refs, "rename_ref: %s -> %s \"%s\": %d\n", oldref, newref, - logmsg, res); - return res; -} - -static int debug_copy_ref(struct ref_store *ref_store, const char *oldref, - const char *newref, const char *logmsg) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = - drefs->refs->be->copy_ref(drefs->refs, oldref, newref, logmsg); - trace_printf_key(&trace_refs, "copy_ref: %s -> %s \"%s\": %d\n", oldref, newref, - logmsg, res); - return res; -} - -struct debug_ref_iterator { - struct ref_iterator base; - struct ref_iterator *iter; -}; - -static int debug_ref_iterator_advance(struct ref_iterator *ref_iterator) -{ - struct debug_ref_iterator *diter = - (struct debug_ref_iterator *)ref_iterator; - int res = diter->iter->vtable->advance(diter->iter); - if (res) - trace_printf_key(&trace_refs, "iterator_advance: (%d)\n", res); - else - trace_printf_key(&trace_refs, "iterator_advance: %s (0)\n", - diter->iter->refname); - - diter->base.ordered = diter->iter->ordered; - diter->base.refname = diter->iter->refname; - diter->base.oid = diter->iter->oid; - diter->base.flags = diter->iter->flags; - return res; -} - -static int debug_ref_iterator_peel(struct ref_iterator *ref_iterator, - struct object_id *peeled) -{ - struct debug_ref_iterator *diter = - (struct debug_ref_iterator *)ref_iterator; - int res = diter->iter->vtable->peel(diter->iter, peeled); - trace_printf_key(&trace_refs, "iterator_peel: %s: %d\n", diter->iter->refname, res); - return res; -} - -static int debug_ref_iterator_abort(struct ref_iterator *ref_iterator) -{ - struct debug_ref_iterator *diter = - (struct debug_ref_iterator *)ref_iterator; - int res = diter->iter->vtable->abort(diter->iter); - trace_printf_key(&trace_refs, "iterator_abort: %d\n", res); - return res; -} - -static struct ref_iterator_vtable debug_ref_iterator_vtable = { - debug_ref_iterator_advance, debug_ref_iterator_peel, - debug_ref_iterator_abort -}; - -static struct ref_iterator * -debug_ref_iterator_begin(struct ref_store *ref_store, const char *prefix, - unsigned int flags) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - struct ref_iterator *res = - drefs->refs->be->iterator_begin(drefs->refs, prefix, flags); - struct debug_ref_iterator *diter = xcalloc(1, sizeof(*diter)); - base_ref_iterator_init(&diter->base, &debug_ref_iterator_vtable, 1); - diter->iter = res; - trace_printf_key(&trace_refs, "ref_iterator_begin: %s (0x%x)\n", prefix, flags); - return &diter->base; -} - -static int debug_read_raw_ref(struct ref_store *ref_store, const char *refname, - struct object_id *oid, struct strbuf *referent, - unsigned int *type) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = 0; - - oidcpy(oid, &null_oid); - res = drefs->refs->be->read_raw_ref(drefs->refs, refname, oid, referent, - type); - - if (res == 0) { - trace_printf_key(&trace_refs, "read_raw_ref: %s: %s (=> %s) type %x: %d\n", - refname, oid_to_hex(oid), referent->buf, *type, res); - } else { - trace_printf_key(&trace_refs, "read_raw_ref: %s: %d\n", refname, res); - } - return res; -} - -static struct ref_iterator * -debug_reflog_iterator_begin(struct ref_store *ref_store) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - struct ref_iterator *res = - drefs->refs->be->reflog_iterator_begin(drefs->refs); - trace_printf_key(&trace_refs, "for_each_reflog_iterator_begin\n"); - return res; -} - -struct debug_reflog { - const char *refname; - each_reflog_ent_fn *fn; - void *cb_data; -}; - -static int debug_print_reflog_ent(struct object_id *old_oid, - struct object_id *new_oid, - const char *committer, timestamp_t timestamp, - int tz, const char *msg, void *cb_data) -{ - struct debug_reflog *dbg = (struct debug_reflog *)cb_data; - int ret; - char o[GIT_MAX_HEXSZ + 1] = "null"; - char n[GIT_MAX_HEXSZ + 1] = "null"; - if (old_oid) - oid_to_hex_r(o, old_oid); - if (new_oid) - oid_to_hex_r(n, new_oid); - - ret = dbg->fn(old_oid, new_oid, committer, timestamp, tz, msg, - dbg->cb_data); - trace_printf_key(&trace_refs, "reflog_ent %s (ret %d): %s -> %s, %s %ld \"%s\"\n", - dbg->refname, ret, o, n, committer, (long int)timestamp, msg); - return ret; -} - -static int debug_for_each_reflog_ent(struct ref_store *ref_store, - const char *refname, each_reflog_ent_fn fn, - void *cb_data) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - struct debug_reflog dbg = { - .refname = refname, - .fn = fn, - .cb_data = cb_data, - }; - - int res = drefs->refs->be->for_each_reflog_ent( - drefs->refs, refname, &debug_print_reflog_ent, &dbg); - trace_printf_key(&trace_refs, "for_each_reflog: %s: %d\n", refname, res); - return res; -} - -static int debug_for_each_reflog_ent_reverse(struct ref_store *ref_store, - const char *refname, - each_reflog_ent_fn fn, - void *cb_data) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - struct debug_reflog dbg = { - .refname = refname, - .fn = fn, - .cb_data = cb_data, - }; - int res = drefs->refs->be->for_each_reflog_ent_reverse( - drefs->refs, refname, &debug_print_reflog_ent, &dbg); - trace_printf_key(&trace_refs, "for_each_reflog_reverse: %s: %d\n", refname, res); - return res; -} - -static int debug_reflog_exists(struct ref_store *ref_store, const char *refname) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = drefs->refs->be->reflog_exists(drefs->refs, refname); - trace_printf_key(&trace_refs, "reflog_exists: %s: %d\n", refname, res); - return res; -} - -static int debug_create_reflog(struct ref_store *ref_store, const char *refname, - int force_create, struct strbuf *err) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = drefs->refs->be->create_reflog(drefs->refs, refname, - force_create, err); - trace_printf_key(&trace_refs, "create_reflog: %s: %d\n", refname, res); - return res; -} - -static int debug_delete_reflog(struct ref_store *ref_store, const char *refname) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = drefs->refs->be->delete_reflog(drefs->refs, refname); - trace_printf_key(&trace_refs, "delete_reflog: %s: %d\n", refname, res); - return res; -} - -static int debug_reflog_expire(struct ref_store *ref_store, const char *refname, - const struct object_id *oid, unsigned int flags, - reflog_expiry_prepare_fn prepare_fn, - reflog_expiry_should_prune_fn should_prune_fn, - reflog_expiry_cleanup_fn cleanup_fn, - void *policy_cb_data) -{ - struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store; - int res = drefs->refs->be->reflog_expire(drefs->refs, refname, oid, - flags, prepare_fn, - should_prune_fn, cleanup_fn, - policy_cb_data); - trace_printf_key(&trace_refs, "reflog_expire: %s: %d\n", refname, res); - return res; -} - -struct ref_storage_be refs_be_debug = { - NULL, - "debug", - NULL, - debug_init_db, - debug_transaction_prepare, - debug_transaction_finish, - debug_transaction_abort, - debug_initial_transaction_commit, - - debug_pack_refs, - debug_create_symref, - debug_delete_refs, - debug_rename_ref, - debug_copy_ref, - - debug_ref_iterator_begin, - debug_read_raw_ref, - - debug_reflog_iterator_begin, - debug_for_each_reflog_ent, - debug_for_each_reflog_ent_reverse, - debug_reflog_exists, - debug_create_reflog, - debug_delete_reflog, - debug_reflog_expire, -}; |