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