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/*
* Copyright (c) 2017, 2025, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.0,
* as published by the Free Software Foundation.
*
* This program is designed to work with certain software (including
* but not limited to OpenSSL) that is licensed under separate terms,
* as designated in a particular file or component or in included license
* documentation. The authors of MySQL hereby grant you an additional
* permission to link the program and your derivative works with the
* separately licensed software that they have either included with
* the program or referenced in the documentation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "plugin/x/tests/driver/processor/command_multiline_processor.h"
#include <algorithm>
namespace details {} // namespace details
Block_processor::Result Command_multiline_processor::feed(
std::istream &input, const char *command_line) {
if (!is_multiline(command_line)) {
return Result::Not_hungry;
}
const char *out_full_command = nullptr;
bool out_wrong_format = false;
if (!append_and_check_command(command_line, &out_full_command,
&out_wrong_format)) {
return out_wrong_format ? Result::Indigestion : Result::Feed_more;
}
return execute(input, out_full_command);
}
bool Command_multiline_processor::is_multiline(const char *command_line) {
if (m_eating_multiline) return true;
bool out_has_command_prefix;
const bool command_found = m_command.is_command_registred(
command_line, nullptr, &out_has_command_prefix);
if (command_found && !out_has_command_prefix) {
m_multiline_command = "";
m_eating_multiline = true;
return true;
}
return false;
}
bool Command_multiline_processor::append_and_check_command(
const char *command_line, const char **out_full_command,
bool *out_wrong_format) {
const char *end_of_command = strstr(command_line, ";");
if (nullptr == end_of_command) {
m_multiline_command += command_line;
return false;
} else {
m_eating_multiline = false;
m_multiline_command.append(command_line, end_of_command - command_line);
}
const bool are_whitespaces_only =
std::all_of(end_of_command + 1, end_of_command + strlen(end_of_command),
[](const char element) -> bool {
return element == ' ' || element == '\t';
});
m_eating_multiline = false;
*out_full_command = m_multiline_command.c_str();
if (!are_whitespaces_only) {
m_context->print_error("Multiline command must not have any ",
"characters after command end (';')\n");
*out_wrong_format = true;
return false;
}
return true;
}
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