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/*
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 * Copyright (c) 2002-2005 The TenDRA Project <http://www.tendra.org/>.
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright notice,
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 *    this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 *    this list of conditions and the following disclaimer in the documentation
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 *    and/or other materials provided with the distribution.
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 * 3. Neither the name of The TenDRA Project nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific, prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
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 * IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
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 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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 * EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 * $Id$
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 */
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/*
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    		 Crown Copyright (c) 1997
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    This TenDRA(r) Computer Program is subject to Copyright
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    owned by the United Kingdom Secretary of State for Defence
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    acting through the Defence Evaluation and Research Agency
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    (DERA).  It is made available to Recipients with a
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    royalty-free licence for its use, reproduction, transfer
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    to other parties and amendment for any purpose not excluding
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    product development provided that any such use et cetera
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    shall be deemed to be acceptance of the following conditions:-
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        (1) Its Recipients shall ensure that this Notice is
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        reproduced upon any copies or amended versions of it;
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        (2) Any amended version of it shall be clearly marked to
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        show both the nature of and the organisation responsible
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        for the relevant amendment or amendments;
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        (3) Its onward transfer from a recipient to another
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        party shall be deemed to be that party's acceptance of
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        these conditions;
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        (4) DERA gives no warranty or assurance as to its
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        quality or suitability for any purpose and DERA accepts
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        no liability whatsoever in relation to any use to which
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        it may be put.
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*/
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/*** c-out-key.c --- Output of key ADT objects.
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 *
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 ** Author: Steve Folkes <smf@hermes.mod.uk>
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 *
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 *** Commentary:
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 *
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 * This file implements the identifier key output routines used by SID.
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 *
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 *** Change Log:
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 * $Log: c-out-key.c,v $
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 * Revision 1.1.1.1  1998/01/17  15:57:43  release
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 * First version to be checked into rolling release.
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 *
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 * Revision 1.2  1994/12/15  09:56:31  smf
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 * Brought into line with OSSG C Coding Standards Document, as per
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 * "CR94_178.sid+tld-update".
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 *
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 * Revision 1.1.1.1  1994/07/25  16:04:19  smf
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 * Initial import of SID 1.8 non shared files.
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 *
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**/
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/****************************************************************************/
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#include "c-out-key.h"
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#include "action.h"
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#include "basic.h"
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#include "name.h"
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#include "rstack.h"
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#include "rule.h"
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#include "syntax.h"
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#include "type.h"
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/*--------------------------------------------------------------------------*/
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static void
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write_c_key(OStreamP ostream, CStringP contents, unsigned length)
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{
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    while (length --) {
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	char c;
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	switch (c = *contents++) {
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	  case '-':
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	    write_cstring(ostream, "_H");
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	    break;
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	  case '_':
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	    write_cstring(ostream, "__");
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	    break;
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	  case ':':
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	    write_cstring(ostream, "_C");
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	    break;
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	  default:
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	    if ((syntax_is_letter(c)) || (syntax_is_digit(c))) {
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		write_char(ostream, c);
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	    } else {
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		write_cstring(ostream, "_X");
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		write_unsigned(ostream, (unsigned)(unsigned char)c);
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		write_char(ostream, '_');
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	    }
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	    break;
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	}
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    }
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}
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/*--------------------------------------------------------------------------*/
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void
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c_output_mapped_key(COutputInfoP info, EntryP entry)
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{
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    OStreamP ostream = c_out_info_ostream(info);
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    NStringP mapping = entry_get_mapping(entry);
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    BoolT    strict  = c_out_info_get_numeric_ids(info);
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    if (mapping) {
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	write_nstring(ostream, mapping);
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    } else {
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	KeyP     key    = entry_key(entry);
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	NStringP prefix;
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	switch (entry_type(entry))EXHAUSTIVE {
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	  case ET_TYPE:
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	    prefix = c_out_info_type_prefix(info);
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	    break;
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	  case ET_RULE:
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	    prefix = c_out_info_fn_prefix(info);
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	    break;
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	  case ET_BASIC:
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	    prefix = c_out_info_terminal_prefix(info);
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	    strict = FALSE;
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	    break;
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	  case ET_NON_LOCAL:
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	    prefix = c_out_info_in_prefix(info);
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	    break;
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	  case ET_ACTION:
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	  case ET_NAME:
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	  case ET_RENAME:
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	  case ET_PREDICATE:
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	    UNREACHED;
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	}
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	write_nstring(ostream, prefix);
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	if (key_is_string(key) && (!strict)) {
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	    NStringP nstring = key_get_string(key);
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	    write_c_key(ostream, nstring_contents(nstring),
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			nstring_length(nstring));
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	} else {
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	    write_unsigned(ostream, key_get_number(key));
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	}
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    }
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}
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void
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c_output_key(COutputInfoP info, KeyP key, NStringP prefix)
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{
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    OStreamP ostream = c_out_info_ostream(info);
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    BoolT    strict  = c_out_info_get_numeric_ids(info);
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    write_nstring(ostream, prefix);
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    if (key_is_string(key) && (!strict)) {
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	NStringP nstring = key_get_string(key);
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	write_c_key(ostream, nstring_contents(nstring),
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		    nstring_length(nstring));
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    } else {
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	write_unsigned(ostream, key_get_number(key));
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    }
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}
188 
 
189 
void
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c_output_label_key(COutputInfoP info, KeyP key, unsigned label)
2 7u83 191 
{
6 7u83 192 
    OStreamP ostream = c_out_info_ostream(info);
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    NStringP prefix  = c_out_info_label_prefix(info);
194 
    BoolT    strict  = c_out_info_get_numeric_ids(info);
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6 7u83 196 
    write_nstring(ostream, prefix);
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    write_unsigned(ostream, label);
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    write_char(ostream, '_');
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    if (key_is_string(key) && (!strict)) {
200 
	NStringP nstring = key_get_string(key);
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	write_c_key(ostream, nstring_contents(nstring),
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		    nstring_length(nstring));
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    } else {
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	write_unsigned(ostream, key_get_number(key));
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    }
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}
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209 
/*
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 * Local variables(smf):
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 * eval: (include::add-path-entry "../os-interface" "../library")
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 * eval: (include::add-path-entry "../transforms" "../output" "../generated")
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 * end:
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**/