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69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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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; either version 2 of the License, or
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(at your option) any later version.
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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class GTextReadStream
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{
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public:
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enum TokTypes
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{
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unknown,
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eostream,
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word,
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numeric,
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l_bra,
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r_bra,
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comma
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};
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GTextReadStream(const char *buffer, int size)
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:m_cur(buffer), m_limit(buffer + size), m_last_text_position(buffer),
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m_err_msg(NULL)
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{}
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GTextReadStream(): m_cur(NULL), m_limit(NULL), m_err_msg(NULL)
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{}
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~GTextReadStream()
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{
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my_free(m_err_msg, MYF(MY_ALLOW_ZERO_PTR));
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}
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int get_next_toc_type() const;
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const char *get_next_word(int *word_len);
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int get_next_number(double *d);
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char get_next_symbol();
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const char *get_last_text_position() const
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{
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return m_last_text_position;
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}
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void set_error_msg(const char *msg);
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// caller should free this pointer
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char *get_error_msg()
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{
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char *err_msg = m_err_msg;
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m_err_msg = NULL;
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return err_msg;
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}
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protected:
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const char *m_cur;
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const char *m_limit;
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const char *m_last_text_position;
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char *m_err_msg;
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};
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