cdesktopenv/cde/programs/dthelp/parser/pass2/parser/parutil.c

141 lines
3.7 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: parutil.c /main/3 1995/11/08 10:56:57 rswiston $ */
/*
Copyright 1986 Tandem Computers Incorporated.
This product and information is proprietary of Tandem Computers Incorporated.
Copyright 1986, 1987, 1988, 1989 Hewlett-Packard Co.
*/
/* Parutil.c contains utility functions for program PARSER */
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
#if defined(MSDOS)
#include <process.h>
#endif
#include "basic.h"
#include "trie.h"
#include "dtdext.h"
#include "delim.h"
#include "context.h"
#include "parser.h"
#include "entext.h"
#include "if.h"
#include "version.h"
/* Adjust parsing state after each token if necessary */
void m_adjuststate(M_NOPAR)
{
if (m_curcon == START) {
if (m_netlevel) {
if (m_stacktop->intext) m_curcon = NETCDATA ;
else if (m_textpermitted()) m_curcon = NETDATACON ;
else m_curcon = NETELCON ;
}
else {
if (m_stacktop->intext) m_curcon = POUNDCDATA ;
else if (m_textpermitted()) m_curcon = DATACON ;
else m_curcon = ELCON ;
}
}
else if (m_netlevel) switch(m_curcon) {
case POUNDCDATA:
m_curcon = NETCDATA ;
break ;
case CDATAEL:
if (m_stacktop->neednet) m_curcon = NETELCDATA ;
break ;
case RCDATAEL:
if (m_stacktop->neednet) m_curcon = NETRCDATA ;
break ;
default:
break ;
}
}
/* Tests whether the element named in a tag is defined; if so, returns its
index; otherwise return FALSE */
M_ELEMENT m_eltname(M_NOPAR)
{
M_ELEMENT eltid ;
if (eltid = m_packedlook(m_entree, m_name)) return(eltid) ;
else {
m_err1("Undefined element %s", m_name) ;
return(FALSE) ;
}
}
int get_mb_cur_max()
{
char *l;
int i;
l = getenv("LANG");
i = MB_CUR_MAX;
return i;
}
/* Program initialization */
void m_initialize(M_NOPAR)
{
char **mb_delims;
M_WCHAR **wc_delims;
m_signmsg(m_conform ?
"MARKUP PARSER " :
"MARKUP PARSER (with non-canonical SGML enhancements) ") ;
m_signmsg(M_VERSION) ;
m_signmsg("\n") ;
m_signmsg("(c) Copyright 1993, 1994, 1995 Hewlett-Packard Company\n");
m_signmsg("(c) Copyright 1993, 1994, 1995 International Business Machines Corp.\n");
m_signmsg("(c) Copyright 1993, 1994, 1995 Sun Microsystems, Inc.\n");
m_signmsg("(c) Copyright 1993, 1994, 1995 Unix System Labs, Inc., a subsidiary of Novell, Inc.\n");
/* commented out since date stamp interfers with testing -- bad reason
m_getsignon() ;
*/
if (! (m_sysent[m_sysecnt] = m_openfirst()))
{
m_error("Unable to open input file") ;
m_exit(TRUE) ;
}
setlocale(LC_ALL, "");
get_mb_cur_max();
mb_delims = mb_dlmptr;
wc_delims = m_dlmptr;
while (*mb_delims)
{
*wc_delims++ = MakeWideCharString(*mb_delims);
mb_delims++;
}
*wc_delims = 0;
}