diff options
Diffstat (limited to 'gdb/extension-priv.h')
| -rw-r--r-- | gdb/extension-priv.h | 75 |
1 files changed, 5 insertions, 70 deletions
diff --git a/gdb/extension-priv.h b/gdb/extension-priv.h index 8fbf1b0..5843479 100644 --- a/gdb/extension-priv.h +++ b/gdb/extension-priv.h @@ -25,26 +25,6 @@ #include <signal.h> #include "cli/cli-script.h" -/* The return code for some API calls. */ - -enum ext_lang_rc - { - /* The operation completed successfully. */ - EXT_LANG_RC_OK, - - /* The operation was not performed (e.g., no pretty-printer). */ - EXT_LANG_RC_NOP, - - /* There was an error (e.g., Python error while printing a value). - When an error occurs no further extension languages are tried. - This is to preserve existing behaviour, and because it's convenient - for Python developers. - Note: This is different than encountering a memory error trying to read - a value for pretty-printing. Here we're referring to, e.g., programming - errors that trigger an exception in the extension language. */ - EXT_LANG_RC_ERROR - }; - /* High level description of an extension/scripting language. An entry for each is compiled into GDB regardless of whether the support is present. This is done so that we can issue meaningful errors if the @@ -261,63 +241,18 @@ struct extension_language_ops enum ext_lang_rc (*before_prompt) (const struct extension_language_defn *, const char *current_gdb_prompt); - /* xmethod support: - clone_xmethod_worker_data, free_xmethod_worker_data, - get_matching_xmethod_workers, get_xmethod_arg_types, - get_xmethod_return_type, invoke_xmethod. - These methods are optional and may be NULL, but if one of them is - implemented then they all must be. */ - - /* Clone DATA and return a new but identical xmethod worker data - object for this extension language. */ - void * (*clone_xmethod_worker_data) - (const struct extension_language_defn *extlang, void *data); - - /* Free the DATA object of this extension language. */ - void (*free_xmethod_worker_data) - (const struct extension_language_defn *extlang, void *data); - /* Return a vector of matching xmethod workers defined in this extension language. The workers service methods with name METHOD_NAME on objects of type OBJ_TYPE. The vector is returned - in DM_VEC. */ + in DM_VEC. + + This field may be NULL if the extension language does not support + xmethods. */ enum ext_lang_rc (*get_matching_xmethod_workers) (const struct extension_language_defn *extlang, struct type *obj_type, const char *method_name, - xmethod_worker_vec **dm_vec); - - /* Given a WORKER servicing a particular method, return the types - of the arguments the method takes. The number of arguments is - returned in NARGS, and their types are returned in the array - ARGTYPES. */ - enum ext_lang_rc (*get_xmethod_arg_types) - (const struct extension_language_defn *extlang, - struct xmethod_worker *worker, - int *nargs, - struct type ***arg_types); - - /* Given a WORKER servicing a particular method, fetch the type of the - result of the method. OBJECT, ARGS, NARGS are the same as for - invoke_xmethod. The result type is stored in *RESULT_TYPE. - For backward compatibility with 7.9, which did not support getting the - result type, if the get_result_type operation is not provided by WORKER - then EXT_LANG_RC_OK is returned and NULL is returned in *RESULT_TYPE. */ - enum ext_lang_rc (*get_xmethod_result_type) - (const struct extension_language_defn *extlang, - struct xmethod_worker *worker, - struct value *object, struct value **args, int nargs, - struct type **result_type); - - /* Invoke the xmethod serviced by WORKER. The xmethod is invoked - on OBJECT with arguments in the array ARGS. NARGS is the length of - this array. Returns the value returned by the xmethod. */ - struct value * (*invoke_xmethod) - (const struct extension_language_defn *extlang, - struct xmethod_worker *worker, - struct value *object, - struct value **args, - int nargs); + std::vector<xmethod_worker_up> *dm_vec); }; /* State necessary to restore a signal handler to its previous value. */ |