diff options
Diffstat (limited to 'src/H5Fint.c')
| -rw-r--r-- | src/H5Fint.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/H5Fint.c b/src/H5Fint.c index 538a22a..bc196a9 100644 --- a/src/H5Fint.c +++ b/src/H5Fint.c @@ -2089,3 +2089,42 @@ H5F_set_store_msg_crt_idx(H5F_t *f, hbool_t flag) FUNC_LEAVE_NOAPI(SUCCEED) } /* H5F_set_store_msg_crt_idx() */ + + +/*------------------------------------------------------------------------- + * Function: H5F_get_id + * + * Purpose: Get the file ID, incrementing it, or "resurrecting" it as + * appropriate. + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Raymond Lu + * Oct 29, 2003 + * + *------------------------------------------------------------------------- + */ +hid_t +H5F_get_id(H5F_t *file, hbool_t app_ref) +{ + hid_t ret_value; + + FUNC_ENTER_NOAPI_NOINIT + + HDassert(file); + + if (FAIL == (ret_value = H5I_get_id(file, H5I_FILE))) { + /* resurrect the ID - Register an ID with the native plugin */ + if((ret_value = H5VL_native_register(H5I_FILE, file, app_ref)) < 0) + HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register group") + file->id_exists = TRUE; + } + else { + /* Increment ref count on existing ID */ + if(H5I_inc_ref(ret_value, app_ref) < 0) + HGOTO_ERROR(H5E_ATOM, H5E_CANTSET, FAIL, "incrementing file ID failed") + } + +done: + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5F_get_id() */ |