*
* Example:
*
- * struct tmp_objdir *t = tmp_objdir_create();
+ * struct tmp_objdir *t = tmp_objdir_create("incoming");
* if (!run_command_v_opt_cd_env(cmd, 0, NULL, tmp_objdir_env(t)) &&
* !tmp_objdir_migrate(t))
* printf("success!\n");
struct tmp_objdir;
/*
- * Create a new temporary object directory; returns NULL on failure.
+ * Create a new temporary object directory with the specified prefix;
+ * returns NULL on failure.
*/
-struct tmp_objdir *tmp_objdir_create(void);
+struct tmp_objdir *tmp_objdir_create(const char *prefix);
/*
* Return a list of environment strings, suitable for use with
*/
void tmp_objdir_add_as_alternate(const struct tmp_objdir *);
+/*
+ * Replaces the writable object store in the current process with the temporary
+ * object directory and makes the former main object store an alternate.
+ * If will_destroy is nonzero, the object directory may not be migrated.
+ */
+void tmp_objdir_replace_primary_odb(struct tmp_objdir *, int will_destroy);
+
+/*
+ * If the primary object database was replaced by a temporary object directory,
+ * restore it to its original value while keeping the directory contents around.
+ * Returns NULL if the primary object database was not replaced.
+ */
+struct tmp_objdir *tmp_objdir_unapply_primary_odb(void);
+
+/*
+ * Reapplies the former primary temporary object database, after potentially
+ * changing its relative path.
+ */
+void tmp_objdir_reapply_primary_odb(struct tmp_objdir *, const char *old_cwd,
+ const char *new_cwd);
+
+
#endif /* TMP_OBJDIR_H */