64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/***************************************************************************
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gb_common_buffer.h
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(c) 2000-2017 Benoît Minisini <benoit.minisini@gambas-basic.org>
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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, or (at your option)
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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., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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***************************************************************************/
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#ifndef __GB_COMMON_BUFFER_H
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#define __GB_COMMON_BUFFER_H
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#define COMMON_BUF_MAX PATH_MAX
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#ifndef __COMMON_BUFFER_C
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EXTERN int COMMON_pos;
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EXTERN int COMMON_len;
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EXTERN char COMMON_buffer[];
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EXTERN char *COMMON_start;
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EXTERN int COMMON_last;
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#endif
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void COMMON_init(void);
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void COMMON_buffer_init(const char *str, int len);
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void COMMON_jump_space(void);
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bool COMMON_has_string(const char *str, int len);
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#define COMMON_get_char(void) (COMMON_last = (COMMON_pos >= COMMON_len) ? (int)-1 : (int)(unsigned char)(COMMON_start[COMMON_pos++]))
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#define COMMON_look_char() ((COMMON_pos >= COMMON_len) ? (int)-1 : (int)(unsigned char)(COMMON_start[COMMON_pos]))
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#define COMMON_put_char(_c) \
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({ \
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if (COMMON_pos >= COMMON_len) \
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(-1); \
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else \
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{ \
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COMMON_start[COMMON_pos++] = (_c); \
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0; \
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} \
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})
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#define COMMON_last_char() (COMMON_last)
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#define COMMON_get_current() (&COMMON_start[COMMON_pos])
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#define COMMON_get_size_left(void) (COMMON_len - COMMON_pos)
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#endif
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