minix/commands/cawf/cawf.h
2009-11-09 10:26:00 +00:00

265 lines
9.6 KiB
C

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