266 lines
9.6 KiB
C
266 lines
9.6 KiB
C
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/*
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* cawf.h - definitions for cawf(1)
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*/
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/*
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* Copyright (c) 1991 Purdue University Research Foundation,
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* West Lafayette, Indiana 47907. All rights reserved.
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*
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* Written by Victor A. Abell <abe@mace.cc.purdue.edu>, Purdue
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* University Computing Center. Not derived from licensed software;
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* derived from awf(1) by Henry Spencer of the University of Toronto.
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*
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* Permission is granted to anyone to use this software for any
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* purpose on any computer system, and to alter it and redistribute
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* it freely, subject to the following restrictions:
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*
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* 1. The author is not responsible for any consequences of use of
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* this software, even if they arise from flaws in it.
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*
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* 2. The origin of this software must not be misrepresented, either
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* by explicit claim or by omission. Credits must appear in the
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* documentation.
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*
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* 3. Altered versions must be plainly marked as such, and must not
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* be misrepresented as being the original software. Credits must
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* appear in the documentation.
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*
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* 4. This notice may not be removed or altered.
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*/
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#include <stdio.h>
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#ifdef UNIX
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#include <sys/types.h>
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#else
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#include <sys\types.h>
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#endif
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#include "regexp.h"
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#include "cawflib.h"
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#include "proto.h"
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#define DEVCONFIG "device.cf" /* device configuration file */
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#define ESC '\033' /* ESCape character */
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#define MAXEXP 30 /* maximum expressions
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* (and TABs) */
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#define MAXFSTK 5 /* maximum file stack
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* (for .so) */
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#define MAXHYCH 10 /* maximum hyphen characters */
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#define MAXLINE 512 /* maximum line length */
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#define MAXMACRO 100 /* maximum number of macros */
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#define MAXMTXT 1024 /* maximum macro text lines */
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#define MAXNHNR 10 /* maximum ".NH" numbers
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* (but 0 not used) */
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#define MAXNR 50 /* maximum number reg */
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#define MAXOLL 512 /* maximum output line length */
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#define MAXSCH 256 /* maximum special characters */
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#define MAXSP 25 /* maximum stack pointer (for
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* nesting of macro calls) */
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#define MAXSTR 100 /* maximum ".ds" strings */
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/*
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* Output line adjustment modes
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*/
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#define LEFTADJ 0
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#define RIGHTADJ 1
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#define BOTHADJ 2
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/*
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* Error handling codes
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*/
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#define FATAL 0 /* fatal error */
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#define LINE 0 /* display line */
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#define NOLINE 1 /* don't display line */
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#define WARN 1 /* warning error */
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/*
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* Padding directions
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*/
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#define PADLEFT 0 /* pad from left */
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#define PADRIGHT 1 /* pad from right */
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/*
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* Pass 3 signal codes
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*/
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#define NOBREAK -1
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#define DOBREAK -2
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#define MESSAGE -3
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/*
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* Macro argument types
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*/
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#define MANMACROS 1 /* -man */
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#define MSMACROS 2 /* -ms */
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struct fcode {
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unsigned char nm; /* font name character */
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unsigned char status; /* status */
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};
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struct fontstr { /* font control strings */
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unsigned char *i; /* font initialization string */
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int il; /* length of *i */
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unsigned char *b; /* bold */
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int bl; /* length of *bb */
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unsigned char *it; /* italic */
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int itl; /* length of *itb */
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unsigned char *r; /* roman string */
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int rl; /* length of *r */
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};
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struct hytab {
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unsigned char font; /* font name character */
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int len; /* effective length */
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unsigned char *str; /* value string */
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};
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struct macro {
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unsigned char name[2]; /* macro name */
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int bx; /* beginning Macrotxt[] index */
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int ct; /* index count */
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};
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struct nbr {
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unsigned char nm[2]; /* register name */
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int val; /* value */
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};
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struct parms {
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char nm[2]; /* parameter name */
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char *cmd; /* pass 3 command */
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int val; /* current value */
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int prev; /* previous value */
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};
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struct rx {
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char *re; /* regular expression */
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struct regexp *pat; /* compiled pattern */
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};
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struct scale {
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unsigned char nm; /* scale factor name */
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double val; /* value */
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};
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struct schtab {
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unsigned char nm[2]; /* character name */
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int len; /* effective length */
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unsigned char *str; /* value string */
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};
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struct str {
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unsigned char nm[2]; /* string name */
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unsigned char *str; /* string value */
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};
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extern int Adj; /* output line adjustment mode */
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extern unsigned char *Aftnxt; /* action after next line */
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extern unsigned char *Args[]; /* macro arguments */
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extern unsigned char *Argstack[]; /* stack for Expand()'s "args[]" */
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extern int Backc; /* last word ended with '\\c' */
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extern int Botmarg; /* bottom margin */
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extern int Centering; /* centering count */
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extern int Condstack[]; /* stack for Expand()'s "cond" */
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extern unsigned char *Cont; /* continue line append */
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extern int Contlen; /* continue line append length */
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extern int Curmx; /* current macro name */
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extern char *Device; /* output device name */
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extern char *Devconf; /* device configuration file path */
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extern char *Devfont; /* output device font */
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extern int Divert; /* diversion status */
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extern FILE *Efs; /* error file stream pointer */
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extern unsigned char *Eol; /* end of line information */
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extern int Eollen; /* end of line length */
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extern int Err; /* error flag */
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extern unsigned char *F; /* field value */
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extern struct fcode Fcode[]; /* font codes */
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extern int Fill; /* fill status */
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extern unsigned char Font[]; /* current font */
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extern int Fontctl; /* output font control */
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extern char Fontstat; /* output font status */
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extern int Fph; /* first page header status */
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extern int Fsp; /* files stack pointer (for .so) */
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extern struct fontstr Fstr; /* font control strings */
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extern unsigned char *Ftc; /* center footer */
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extern unsigned char *Ftl; /* left footer */
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extern unsigned char *Ftr; /* right footer */
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extern unsigned char *Hdc; /* center header */
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extern int Hdft; /* header/footer status */
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extern unsigned char *Hdl; /* left header */
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extern unsigned char *Hdr; /* right header */
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extern FILE *Ifs; /* input file stream */
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extern FILE *Ifs_stk[]; /* Ifs stack */
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extern int Ind; /* indentation amount */
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extern unsigned char *Inname; /* input file name */
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extern unsigned char *Inn_stk[]; /* Inname stack */
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extern struct hytab Hychar[]; /* hyphen characters */
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extern int LL; /* line length */
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extern unsigned char Line[]; /* input line */
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extern int Lockil; /* pass 2 line number is locked
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* (processing is inside macro) */
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extern int Marg; /* macro argument - man, ms, etc. */
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extern struct macro Macrotab[]; /* macro table */
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extern int Macrostack[]; /* stack for Expand()'s "macro" */
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extern unsigned char *Macrotxt[]; /* macro text */
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extern int Mtx; /* macro text index */
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extern int Mxstack[]; /* stack for Expand()'s "mx" */
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extern int Nhnr[]; /* ".NH" numbers */
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extern int Nhy; /* number of Hychar[] entries */
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extern int Nleftstack[]; /* stack for Expand()'s "nleft" */
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extern int Nmac; /* number of macros */
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extern int Nnr; /* number of Numb[] entries */
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extern int Nospmode; /* no space mode */
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extern int Nparms; /* number of Parms[] entries */
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extern int NR; /* number of record, ala awk */
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extern int NR_stk[]; /* NR stack */
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extern int Nsch; /* number of Schar[] entries */
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extern int Nstr; /* number of entries in Str[] */
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extern int Ntabs; /* number of TAB positions */
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extern struct nbr Numb[]; /* number registers */
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extern int Nxtln; /* next line number */
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extern char *optarg; /* getopt(3) argument pointer */
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extern int optind; /* getopt(3) index */
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extern int Outll; /* output line length */
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extern unsigned char Outln[]; /* output line */
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extern int Outlx; /* output line index */
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extern int P2il; /* pass 2 input line number */
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extern unsigned char *P2name; /* pass 2 input file name */
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extern int P3fill; /* pass 3 fill status */
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extern int Padchar[]; /* padding character locations */
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extern int Padfrom; /* which end to pad from */
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extern int Padx; /* Padchar[] index */
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extern struct parms Parms[]; /* parameter registers */
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extern unsigned char Pass1ln[]; /* pass 1 output line */
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extern unsigned char Pass2ln[]; /* pass 2 output line */
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extern struct rx Pat[]; /* compiled regexp patterns */
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extern int Pglen; /* page length */
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extern int Pgoff; /* page offset */
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extern char *Pname; /* program name */
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extern unsigned char Prevfont; /* previous font */
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extern int Ptrstack[]; /* stack for Expand()'s "ptr" */
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extern struct scale Scale[]; /* scaling factors */
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extern double Scalen; /* 'n' scaling factor */
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extern double Scaleu; /* 'u' scaling factor */
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extern double Scalev; /* 'v' scaling factor */
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extern struct schtab Schar[]; /* special characters */
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extern int Sp; /* stack pointer */
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extern struct str Str[]; /* ".ds" strings */
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extern int Sx; /* string index */
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extern int Tabs[]; /* TAB positions */
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extern int Thispg; /* this page number */
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extern int Tind; /* temporary indentation amount */
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extern int Topmarg; /* top margin */
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extern unsigned char *Trtbl; /* .tr table */
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extern int Uhyph; /* hyphen usage state */
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extern int Vspace; /* vertical (inter-text-line) spacing */
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extern unsigned char Word[]; /* pass 2 word buffer */
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extern int Wordl; /* effective length of Word[] */
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extern int Wordx; /* Word[] index */
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extern int Dowarn; /* Enables warnings when true */
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