polardbxengine/plugin/x/tests/driver/common/command_line_options.cc

106 lines
3.5 KiB
C++

/*
* Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
*
* 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 also distributed 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 included with MySQL.
*
* 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/common/command_line_options.h"
#include <cstdlib>
#include <cstring>
#include <iostream>
const std::size_t MAXIMUM_LENGTH_OF_ARGUMENT_NAME = 128;
bool Command_line_options::check_arg(char **argv, int &argi, const char *arg,
const char *larg) {
if (arg && strncmp(argv[argi], arg, MAXIMUM_LENGTH_OF_ARGUMENT_NAME) == 0)
return true;
if (larg && strncmp(argv[argi], larg, MAXIMUM_LENGTH_OF_ARGUMENT_NAME) == 0)
return true;
return false;
}
bool Command_line_options::is_quote_char(const char single_char) {
return single_char == '\'' || single_char == '"' || single_char == '`';
}
bool Command_line_options::should_remove_qoutes(const char first,
const char last) {
if (!is_quote_char(first) || !is_quote_char(last)) return false;
return first == last;
}
bool Command_line_options::check_arg_with_value(char **argv, int &argi,
const char *arg,
const char *larg,
char *&value) {
// --option value or -o value
if ((arg && strncmp(argv[argi], arg, MAXIMUM_LENGTH_OF_ARGUMENT_NAME) == 0) ||
(larg &&
strncmp(argv[argi], larg, MAXIMUM_LENGTH_OF_ARGUMENT_NAME) == 0)) {
// value must be in next arg
if (argv[argi + 1] != NULL) {
value = argv[++argi];
} else {
std::cerr << argv[0] << ": option " << argv[argi]
<< " requires an argument\n";
exit_code = 1;
return false;
}
return true;
}
if (larg && strncmp(argv[argi], larg, strlen(larg)) == 0 &&
strlen(argv[argi]) > strlen(larg)) { // -ovalue
value = argv[argi] + strlen(larg);
std::size_t length = strlen(value);
if (length > 0 && should_remove_qoutes(value[0], value[length - 1])) {
value[length - 1] = 0;
value = value + 1;
}
return true;
}
if (arg && strncmp(argv[argi], arg, strlen(arg)) == 0 &&
argv[argi][strlen(arg)] == '=') { // --option=value
// value must be after =
value = argv[argi] + strlen(arg) + 1;
std::size_t length = strlen(value);
if (length > 0 && should_remove_qoutes(value[0], value[length - 1])) {
value[length - 1] = 0;
value = value + 1;
}
return true;
}
return false;
}