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create / free replicas, plus error handling

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Dustin J. Mitchell 2022-01-23 17:24:54 +00:00
parent 33f5f056b1
commit ce56127bbf
9 changed files with 132 additions and 30 deletions
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25
lib/taskchampion.h
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@ -4,12 +4,31 @@
#include <ostream>
#include <new>
struct StoragePtr;
/// A replica represents an instance of a user's task data, providing an easy interface
/// for querying and modifying that data.
struct Replica;
extern "C" {
StoragePtr *storage_new_in_memory();
/// Create a new Replica.
///
/// If path is NULL, then an in-memory replica is created. Otherwise, path is the path to the
/// on-disk storage for this replica. The path argument is no longer referenced after return.
///
/// Returns NULL on error; see tc_replica_error.
///
/// Replicas are not threadsafe.
Replica *tc_replica_new(const char *path);
void storage_free(StoragePtr *storage);
/// temporary (testing errors)
uint32_t uhoh(Replica *rep);
/// Get the latest error for a replica, or NULL if the last operation succeeded.
///
/// The returned string is valid until the next replica operation.
const char *tc_replica_error(Replica *rep);
/// Free a Replica.
void tc_replica_free(Replica *rep);
} // extern "C"