usr/src/cmd/troff/nii.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*
  23  * Copyright 1989 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  28 /*        All Rights Reserved   */
  29
  30
  31 #pragma ident   "%Z%%M% %I%     %E% SMI"
  32
  33 /*
  34  * University Copyright- Copyright (c) 1982, 1986, 1988
  35  * The Regents of the University of California
  36  * All Rights Reserved
  37  *
  38  * University Acknowledgment- Portions of this document are derived from
  39  * software developed by the University of California, Berkeley, and its
  40  * contributors.
  41  */
  42
  43 #include "tdef.h"
  44 #ifdef NROFF
  45 #include "tw.h"
  46 #endif
  47 #include "ext.h"
  48
  49 struct  s *frame, *stk, *ejl;
  50 struct  s *nxf;
  51
  52 int     pipeflg;
  53 int     hflg;   /* used in nroff only */
  54 int     eqflg;  /* used in nroff only */
  55
  56 #ifndef NROFF
  57 int     xpts;
  58 int     ppts;
  59 int     pfont;
  60 int     mpts;
  61 int     mfont;
  62 int     cs;
  63 int     ccs;
  64 int     bd;
  65 #endif
  66
  67 int     stdi;
  68 int     nofeed;
  69 int     quiet;
  70 int     stop;
  71 char    ibuf[IBUFSZ];
  72 char    xbuf[IBUFSZ];
  73 char    *ibufp;
  74 char    *xbufp;
  75 char    *eibuf;
  76 char    *xeibuf;
  77 tchar   pbbuf[NC];      /* pushback buffer for arguments, \n, etc. */
  78 tchar   *pbp = pbbuf;   /* next free slot in pbbuf */
  79 tchar   *lastpbp = pbbuf;       /* pbp in previous stack frame */
  80 int     nx;
  81 int     mflg;
  82 tchar   ch = 0;
  83 int     ibf;
  84 int     ttyod;
  85 int     iflg;
  86 char    *enda;
  87 int     rargc;
  88 char    **argp;
  89 int     trtab[NTRTAB];
  90 int     lgf;
  91 int     copyf;
  92 filep   ip;
  93 int     nlflg;
  94 int     donef;
  95 int     nflush;
  96 int     nfo;
  97 int     ifile;
  98 int     padc;
  99 int     raw;
 100 int     ifl[NSO];
 101 int     ifi;
 102 int     flss;
 103 int     nonumb;
 104 int     trap;
 105 int     tflg;
 106 int     ejf;
 107 int     gflag;
 108 int     dilev;
 109 filep   offset;
 110 int     em;
 111 int     ds;
 112 filep   woff;
 113 int     app;
 114 int     ndone;
 115 int     lead;
 116 int     ralss;
 117 filep   nextb;
 118 tchar   nrbits;
 119 int     nform;
 120 int     oldmn;
 121 int     newmn;
 122 int     macerr;
 123 filep   apptr;
 124 int     diflg;
 125 filep   roff;
 126 int     wbfi;
 127 int     evi;
 128 int     vflag;
 129 int     noscale;
 130 int     po1;
 131 int     nlist[NTRAP];
 132 int     mlist[NTRAP];
 133 int     evlist[EVLSZ];
 134 int     ev;
 135 int     tty;
 136 int     sfont   = FT;   /* appears to be "standard" font; used by .ul */
 137 int     sv;
 138 int     esc;
 139 int     widthp;
 140 int     xfont;
 141 int     setwdf;
 142 int     over;
 143 int     nhyp;
 144 tchar   **hyp;
 145 tchar   *olinep;
 146 int     dotT;
 147 char    *unlkp;
 148 int     no_out;
 149 struct  widcache widcache[NWIDCACHE];
 150 struct  d d[NDI];
 151 struct  d *dip;