boxes/src/tools.h

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/*
* boxes - Command line filter to draw/remove ASCII boxes around text
* Copyright (C) 1999 Thomas Jensen and the boxes contributors
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License, version 2, as published
* by the Free Software Foundation.
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*
* 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
* for more details.
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*
* 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 Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*/
/*
* Tool functions for error reporting and some string handling and other needful things
*/
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#ifndef TOOLS_H
#define TOOLS_H
#include <unitypes.h>
#include "boxes.h"
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#define BMAX(a, b) ((a)>(b)? (a):(b)) /* return the larger value */
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#define BFREE(p) { /* free memory and clear pointer */ \
if (p) { \
free((void *) p); \
(p) = NULL; \
} \
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}
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int yyerror(const char *fmt, ...);
void regerror(char *msg);
int empty_line(const line_t *line);
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size_t expand_tabs_into(const uint32_t *input_buffer, const int tabstop, uint32_t **text,
size_t **tabpos, size_t *tabpos_len);
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void btrim(char *text, size_t *len);
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void btrim32(uint32_t *text, size_t *len);
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char *my_strnrstr(const char *s1, const char *s2, const size_t s2_len,
int skip);
int strisyes(const char *s);
int strisno(const char *s);
void concat_strings(char *dst, int max_len, int count, ...);
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char *tabbify_indent(const size_t lineno, char *indentspc, const size_t indentspc_len);
char *nspaces(const size_t n);
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#endif
/*EOF*/ /* vim: set cindent sw=4: */