diff options
author | Norbert Preining <norbert@preining.info> | 2019-09-02 13:46:59 +0900 |
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committer | Norbert Preining <norbert@preining.info> | 2019-09-02 13:46:59 +0900 |
commit | e0c6872cf40896c7be36b11dcc744620f10adf1d (patch) | |
tree | 60335e10d2f4354b0674ec22d7b53f0f8abee672 /dviware/catdvi/linebuf.h |
Initial commit
Diffstat (limited to 'dviware/catdvi/linebuf.h')
-rw-r--r-- | dviware/catdvi/linebuf.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/dviware/catdvi/linebuf.h b/dviware/catdvi/linebuf.h new file mode 100644 index 0000000000..cf796dbb21 --- /dev/null +++ b/dviware/catdvi/linebuf.h @@ -0,0 +1,67 @@ +/* catdvi - get text from DVI files + Copyright (C) 2000, 2001 Bjoern Brill <brill@fs.math.uni-frankfurt.de> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + 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. + + 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., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + + +/* Implements a simplistic "string of glyph_t" class. Can grow dynamically. + * Null termination is provided, but not used by the class methods. + */ + +#ifndef LINEBUF_H +#define LINEBUF_H + +#include <stddef.h> + +/* for definition of glyph_t */ +#include "page.h" + +typedef struct linebuf_t linebuf_t; +struct linebuf_t { + size_t size_alloc; + size_t size_curr; + glyph_t * gstring; +}; + +/* Construct as empty string. Specify initially allocated space (to avoid + * continuous realloc()s). Use 0 for default size (currently 80 glyphs). + */ +void linebuf_init(struct linebuf_t * this, size_t initial_size_alloc); + +/* Construct from array garray of length len. */ +void linebuf_garray_init(linebuf_t * this, const glyph_t garray[], size_t len); + +/* Construct from 0-terminated array garray0. */ +void linebuf_garray0_init(linebuf_t * this, const glyph_t garray0[]); + +/* destructor */ +void linebuf_done(struct linebuf_t * this); + +void linebuf_clear(struct linebuf_t * this); + +/* Append another linebuf */ +void linebuf_append(linebuf_t * this, const linebuf_t * appendix); + +/* Append one glpyh */ +void linebuf_putg(struct linebuf_t * this, glyph_t g); + +/* Look at last glyph */ +glyph_t linebuf_peekg(struct linebuf_t * this); + +/* Remove last glyph */ +glyph_t linebuf_unputg(struct linebuf_t * this); + +#endif |