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From 4a997ae08605ebe6ca02d9f422082f954e667a6c Mon Sep 17 00:00:00 2001
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From: Simon McVittie <smcv@collabora.com>
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Date: Sat, 30 Apr 2022 12:20:11 +0100
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Subject: [PATCH 3/6] repo: Factor out _ostree_repo_auto_transaction_new()
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This will allow the direct allocation in
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ostree_repo_prepare_transaction() to be replaced with a call to this
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function, avoiding breaking encapsulation.
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Signed-off-by: Simon McVittie <smcv@collabora.com>
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(cherry picked from commit 540e60c3e3ace66dd4e6cf825488fc918260a642)
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---
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src/libostree/ostree-repo-private.h | 4 ++++
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src/libostree/ostree-repo.c | 32 ++++++++++++++++++++++++-----
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2 files changed, 31 insertions(+), 5 deletions(-)
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diff --git a/src/libostree/ostree-repo-private.h b/src/libostree/ostree-repo-private.h
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index 988c2179..96253e77 100644
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--- a/src/libostree/ostree-repo-private.h
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+++ b/src/libostree/ostree-repo-private.h
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@@ -554,4 +554,8 @@ GType _ostree_repo_auto_transaction_get_type (void);
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G_DEFINE_AUTOPTR_CLEANUP_FUNC (OstreeRepoAutoTransaction, _ostree_repo_auto_transaction_unref);
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+/* Internal function to break a circular dependency:
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+ * should not be made into public API, even if the rest is */
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+OstreeRepoAutoTransaction *_ostree_repo_auto_transaction_new (OstreeRepo *repo);
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+
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G_END_DECLS
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diff --git a/src/libostree/ostree-repo.c b/src/libostree/ostree-repo.c
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index a27591b3..f6bffd60 100644
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--- a/src/libostree/ostree-repo.c
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+++ b/src/libostree/ostree-repo.c
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@@ -709,6 +709,32 @@ ostree_repo_auto_lock_cleanup (OstreeRepoAutoLock *auto_lock)
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}
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}
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+/**
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+ * _ostree_repo_auto_transaction_new:
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+ * @repo: (not nullable): an #OsreeRepo object
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+ * @cancellable: Cancellable
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+ * @error: a #GError
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+ *
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+ * Return a guard for a transaction in @repo.
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+ *
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+ * Do not call this function outside the OstreeRepo transaction implementation.
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+ * Use _ostree_repo_auto_transaction_start() instead.
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+ *
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+ * Returns: (transfer full): an #OstreeRepoAutoTransaction guard on success,
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+ * %NULL otherwise.
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+ */
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+OstreeRepoAutoTransaction *
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+_ostree_repo_auto_transaction_new (OstreeRepo *repo)
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+{
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+ g_assert (repo != NULL);
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+
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+ OstreeRepoAutoTransaction *txn = g_malloc(sizeof(OstreeRepoAutoTransaction));
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+ txn->atomic_refcount = 1;
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+ txn->repo = g_object_ref (repo);
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+
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+ return g_steal_pointer (&txn);
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+}
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+
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/**
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* _ostree_repo_auto_transaction_start:
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* @repo: (not nullable): an #OsreeRepo object
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@@ -730,11 +756,7 @@ _ostree_repo_auto_transaction_start (OstreeRepo *repo,
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if (!ostree_repo_prepare_transaction (repo, NULL, cancellable, error))
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return NULL;
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- OstreeRepoAutoTransaction *txn = g_malloc(sizeof(OstreeRepoAutoTransaction));
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- txn->atomic_refcount = 1;
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- txn->repo = g_object_ref (repo);
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-
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- return g_steal_pointer (&txn);
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+ return _ostree_repo_auto_transaction_new (repo);
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}
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/**
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--
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2.31.1
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