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2f4b0ba328
- Lex_ident_cli* into a new file sql/lex_ident_cli.h - Lex_ident_sys* into a new file sql/lex_ident_sys.h - Well_formed_prefix into include/m_ctype.h This change is needed to the optimizer hint parser coming soon.
75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
/* Copyright (c) 2000, 2019, Oracle and/or its affiliates.
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Copyright (c) 2010, 2024, MariaDB Corporation.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
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#ifndef LEX_IDENT_SYS
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#define LEX_IDENT_SYS
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#include "lex_ident_cli.h"
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#include "sql_alloc.h"
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extern "C" MYSQL_PLUGIN_IMPORT CHARSET_INFO *system_charset_info;
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struct Lex_ident_sys_st: public LEX_CSTRING, Sql_alloc
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{
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public:
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bool copy_ident_cli(const THD *thd, const Lex_ident_cli_st *str);
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bool copy_keyword(const THD *thd, const Lex_ident_cli_st *str);
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bool copy_sys(const THD *thd, const LEX_CSTRING *str);
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bool convert(const THD *thd, const LEX_CSTRING *str, CHARSET_INFO *cs);
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bool copy_or_convert(const THD *thd, const Lex_ident_cli_st *str,
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CHARSET_INFO *cs);
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bool is_null() const { return str == NULL; }
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bool to_size_number(ulonglong *to) const;
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void set_valid_utf8(const LEX_CSTRING *name)
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{
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DBUG_ASSERT(Well_formed_prefix(system_charset_info, name->str,
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name->length).length() == name->length);
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str= name->str ; length= name->length;
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}
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};
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class Lex_ident_sys: public Lex_ident_sys_st
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{
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public:
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Lex_ident_sys(const THD *thd, const Lex_ident_cli_st *str)
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{
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if (copy_ident_cli(thd, str))
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*this= Lex_ident_sys();
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}
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Lex_ident_sys()
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{
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((LEX_CSTRING &) *this)= {nullptr, 0};
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}
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Lex_ident_sys(const char *name, size_t length)
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{
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LEX_CSTRING tmp= {name, length};
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set_valid_utf8(&tmp);
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}
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Lex_ident_sys(const THD *thd, const LEX_CSTRING *str)
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{
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set_valid_utf8(str);
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}
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Lex_ident_sys & operator=(const Lex_ident_sys_st &name)
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{
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Lex_ident_sys_st::operator=(name);
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return *this;
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}
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};
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#endif // LEX_IDENT_SYS
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