C++ (Cpp) mc_search_set_error示例

示例#1

/**
 * Carries out the search.
 *
 * Returns TRUE if found.
 *
 * Returns FALSE if not found. In this case, lc_mc_search->error reveals
 * the reason:
 *
 *   - MC_SEARCH_E_NOTFOUND: the pattern isn't in the subject string.
 *   - MC_SEARCH_E_ABORT: the user aborted the search.
 *   - For any other reason (but not for the above two!): the description
 *     is in lc_mc_search->error_str.
 */
gboolean
mc_search_run (mc_search_t * lc_mc_search, const void *user_data,
               gsize start_search, gsize end_search, gsize * found_len)
{
    gboolean ret = FALSE;

    if (lc_mc_search == NULL || user_data == NULL)
        return FALSE;
    if (!mc_search_is_type_avail (lc_mc_search->search_type))
    {
        mc_search_set_error (lc_mc_search, MC_SEARCH_E_INPUT, "%s", _(STR_E_UNKNOWN_TYPE));
        return FALSE;
    }
#ifdef SEARCH_TYPE_GLIB
    if (lc_mc_search->regex_match_info != NULL)
    {
        g_match_info_free (lc_mc_search->regex_match_info);
        lc_mc_search->regex_match_info = NULL;
    }
#endif /* SEARCH_TYPE_GLIB */

    mc_search_set_error (lc_mc_search, MC_SEARCH_E_OK, NULL);

    if ((lc_mc_search->conditions == NULL) && !mc_search_prepare (lc_mc_search))
        return FALSE;

    switch (lc_mc_search->search_type)
    {
    case MC_SEARCH_T_NORMAL:
        ret = mc_search__run_normal (lc_mc_search, user_data, start_search, end_search, found_len);
        break;
    case MC_SEARCH_T_REGEX:
        ret = mc_search__run_regex (lc_mc_search, user_data, start_search, end_search, found_len);
        break;
    case MC_SEARCH_T_GLOB:
        ret = mc_search__run_glob (lc_mc_search, user_data, start_search, end_search, found_len);
        break;
    case MC_SEARCH_T_HEX:
        ret = mc_search__run_hex (lc_mc_search, user_data, start_search, end_search, found_len);
        break;
    default:
        break;
    }
    return ret;
}

示例#2

static gboolean
mcview_find (mcview_search_status_msg_t * ssm, off_t search_start, off_t search_end, gsize * len)
{
    WView *view = ssm->view;

    view->search_numNeedSkipChar = 0;
    search_cb_char_curr_index = -1;

    if (mcview_search_options.backwards)
    {
        search_end = mcview_get_filesize (view);
        while (search_start >= 0)
        {
            gboolean ok;

            view->search_nroff_seq->index = search_start;
            mcview_nroff_seq_info (view->search_nroff_seq);

            if (search_end > search_start + (off_t) view->search->original_len
                && mc_search_is_fixed_search_str (view->search))
                search_end = search_start + view->search->original_len;

            ok = mc_search_run (view->search, (void *) ssm, search_start, search_end, len);
            if (ok && view->search->normal_offset == search_start)
            {
                if (view->text_nroff_mode)
                    view->search->normal_offset++;
                return TRUE;
            }

            /* We abort the search in case of a pattern error, or if the user aborts
               the search. In other words: in all cases except "string not found". */
            if (!ok && view->search->error != MC_SEARCH_E_NOTFOUND)
                return FALSE;

            search_start--;
        }

        mc_search_set_error (view->search, MC_SEARCH_E_NOTFOUND, "%s", _(STR_E_NOTFOUND));
        return FALSE;
    }
    view->search_nroff_seq->index = search_start;
    mcview_nroff_seq_info (view->search_nroff_seq);

    return mc_search_run (view->search, (void *) ssm, search_start, search_end, len);
}