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55 lines
1.9 KiB
C
55 lines
1.9 KiB
C
/* Header for CCL (Code Conversion Language) interpreter.
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Copyright (C) 1995 Electrotechnical Laboratory, JAPAN.
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Licensed to the Free Software Foundation.
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This file is part of GNU Emacs.
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GNU Emacs 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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GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#ifndef _CCL_H
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#define _CCL_H
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/* Structure to hold information about running CCL code. Read
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comments in the file ccl.c for the detail of each field. */
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struct ccl_program {
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int size; /* Size of the compiled code. */
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Lisp_Object *prog; /* Pointer into the compiled code. */
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int ic; /* Instruction Counter (index for PROG). */
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int eof_ic; /* Instruction Counter for end-of-file
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processing code. */
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int reg[8]; /* CCL registers, reg[7] is used for
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condition flag of relational
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operations. */
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int last_block; /* Set to 1 while processing the last
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block. */
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int status; /* Exit status of the CCL program. */
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int buf_magnification; /* Output buffer magnification. How
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many times bigger the output buffer
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should be than the input buffer. */
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};
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/* This data type is used for the spec field of the structure
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coding_system. */
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struct ccl_spec {
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struct ccl_program decoder;
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struct ccl_program encoder;
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};
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/* Alist of fontname patterns vs corresponding CCL program. */
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extern Lisp_Object Vfont_ccl_encoder_alist;
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#endif /* _CCL_H */
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