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/* dtl.h
This file is public domain.
Originally written 1995, Geoffrey Tobin.
The author has expressed the hope that any modification will retain enough content to remain useful. He would also appreciate being acknowledged as the original author in the documentation.
This declaration added 2008/11/14 by Clea F. Rees with the permission of Geoffrey Tobin.
- header for dv2dt.c and dt2dv.c, conversion programs
for human-readable "DTL" <-> DVI.
- (ANSI C) version 0.6.0 - 18:31 GMT +11 Wed 8 March 1995
- author: Geoffrey Tobin G.Tobin@ee.latrobe.edu.au
- patch: Michal Tomczak-Jaegermann ntomczak@vm.ucs.ualberta.ca
- Reference: "The DVI Driver Standard, Level 0",
by The TUG DVI Driver Standards Committee.
Appendix A, "Device-Independent File Format".
*/
/* variety of DTL produced */
#define VARIETY "sequences-6"
/* version of DTL programs */
#define VERSION "0.6.0"
/* Test for ANSI/ISO Standard C */
#if (defined(__cplusplus) || defined(__STDC__) || defined(c_plusplus))
#define STDC 1
#else
#define STDC 0
#endif
/* Version (Traditional or ANSI) of C affects prototype and type definitions */
#if STDC
#define ARGS(parenthesized_list) parenthesized_list
#else /* NOT STDC */
#define ARGS(parenthesized_list) ()
#endif /* NOT STDC */
#if STDC
#define Void void
#define VOID void
#define FILE_BEGIN SEEK_SET
#else /* NOT STDC */
#define Void int
#define VOID
#define FILE_BEGIN 0
#endif /* NOT STDC */
/* types to store 4 byte signed and unsigned integers */
typedef long S4;
typedef unsigned long U4;
/* scanf and printf formats to read or write those */
#define SF4 "%ld"
#define UF4 "%lu"
/* 4 byte hexadecimal */
/* #define XF4 "%04lx" */
#define XF4 "%lx"
/* 4 byte octal */
#define OF4 "%lo"
/* type for byte count for DVI file */
/* COUNT must be large enough to hold a U4 (unsigned 4 byte) value */
typedef U4 COUNT;
/* size of a TeX and DVI word is 32 bits; in some systems a `long int' is needed */
typedef long int word_t;
/* format for a DVI word */
#define WF "%ld"
/* string of 8-bit characters for machine: keyboard, screen, memory */
#define MAXSTRLEN 256
typedef char String[MAXSTRLEN+1];
/* string s of length l and maximum length m */
typedef struct {int l; int m; char * s;} Lstring;
int debug = 0; /* normally, debugging is off */
/* Is each DTL command parenthesised by a BCOM and an ECOM? */
int group = 0; /* by default, no grouping */
/* signals of beginning and end of a command and its arguments */
/* these apply only if group is nonzero */
# define BCOM "{"
# define ECOM "}"
# define BCOM_CHAR '{'
# define ECOM_CHAR '}'
/* beginning and end of a message string */
#define BMES "'"
#define EMES BMES
#define BMES_CHAR '\''
#define EMES_CHAR BMES_CHAR
/* beginning and end of sequence of font characters */
#define BSEQ "("
#define ESEQ ")"
#define BSEQ_CHAR '('
#define ESEQ_CHAR ')'
/* escape and quote characters */
#define ESC_CHAR '\\'
#define QUOTE_CHAR '\"'
/* command names in DTL */
#define SETCHAR "\\"
#define SET "s"
#define SET1 "s1"
#define SET2 "s2"
#define SET3 "s3"
#define SET4 "s4"
#define SETRULE "sr"
#define PUT "p"
#define PUT1 "p1"
#define PUT2 "p2"
#define PUT3 "p3"
#define PUT4 "p4"
#define PUTRULE "pr"
#define NOP "nop"
#define BOP "bop"
#define EOP "eop"
#define PUSH "["
#define POP "]"
#define RIGHT "r"
#define RIGHT1 "r1"
#define RIGHT2 "r2"
#define RIGHT3 "r3"
#define RIGHT4 "r4"
#define W "w"
#define W0 "w0"
#define W1 "w1"
#define W2 "w2"
#define W3 "w3"
#define W4 "w4"
#define X "x"
#define X0 "x0"
#define X1 "x1"
#define X2 "x2"
#define X3 "x3"
#define X4 "x4"
#define DOWN "d"
#define DOWN1 "d1"
#define DOWN2 "d2"
#define DOWN3 "d3"
#define DOWN4 "d4"
#define Y "y"
#define Y0 "y0"
#define Y1 "y1"
#define Y2 "y2"
#define Y3 "y3"
#define Y4 "y4"
#define Z "z"
#define Z0 "z0"
#define Z1 "z1"
#define Z2 "z2"
#define Z3 "z3"
#define Z4 "z4"
#define FONT "f"
#define FONT1 "f1"
#define FONT2 "f2"
#define FONT3 "f3"
#define FONT4 "f4"
#define FONTDEF "fd"
#define FONTNUM "fn"
#define SPECIAL "special"
#define PRE "pre"
#define POST "post"
#define POSTPOST "post_post"
#define OPCODE "opcode"
/* end dtl.h */
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