From: Jaap Akkerhuis <jaap@ucbvax.Berkeley.EDU>
Date: Sat, 20 Jul 1985 06:37:31 +0000 (-0800)
Subject: date and time created 85/07/19 15:37:31 by jaap
X-Git-Tag: BSD-4_3-Snapshot-Development~5213
X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/commitdiff_plain/0f216ee097c84691ced78c7adc08fa333fbb1c3a

date and time created 85/07/19 15:37:31 by jaap

SCCS-vsn: local/ditroff/ditroff.okeeffe/grap/grap.h 1.1
---

diff --git a/usr/src/local/ditroff/ditroff.okeeffe/grap/grap.h b/usr/src/local/ditroff/ditroff.okeeffe/grap/grap.h
new file mode 100644
index 0000000000..2a9da59b60
--- /dev/null
+++ b/usr/src/local/ditroff/ditroff.okeeffe/grap/grap.h
@@ -0,0 +1,138 @@
+#define	dprintf	if(dbg)printf
+
+#define	String	01
+#define	Macro	02
+#define	File	04
+#define	Char	010
+#define	Thru	020
+#define	Free	040
+
+#define	MARGIN	0.07	/* default margin around data */
+#define	SLOP	1.001	/* slop for limits of for loops */
+#define	FRAMEWID 3	/* default width for boxes and ellipses */
+#define	FRAMEHT	2	/* default height and line length */
+#define	TICKLEN	0.1
+
+#define	MAXNUM	200
+
+#define	XFLAG	01
+#define	YFLAG	02
+
+#define	INTICK	01
+#define	OUTICK	02
+
+#define	BOT	01
+#define	TOP	02
+#define	RIGHT	04
+#define	LEFT	010
+
+#define	RJUST	01
+#define	LJUST	02
+#define	ABOVE	04
+#define	BELOW	010
+
+typedef struct infile {
+	FILE	*fin;
+	char	*fname;
+	int	lineno;
+} Infile;
+
+typedef struct {	/* input source */
+	int	type;	/* Macro, String, File */
+	char	*sp;	/* if String or Macro */
+} Src;
+
+extern	Src	src[], *srcp;	/* input source stack */
+
+#define	MAXARGS	20
+typedef struct {	/* argument stack */
+	char	*argstk[MAXARGS];	/* pointers to args */
+	char	*argval;	/* points to space containing args */
+} Arg;
+
+extern	Infile	infile[10];
+extern	Infile	*curfile;
+
+typedef struct {
+	struct obj *obj;
+	double	x, y;
+} Point;
+
+typedef struct attr {	/* e.g., DASH 1.1 or "..." rjust size *.5 */
+	short	type;
+	double	fval;
+	char	*sval;
+	short	just;	/* justification, for STRING type */
+	short	op;	/* optional operator, ditto */
+	struct attr *next;
+} Attr;
+
+typedef struct obj {	/* a name and its properties */
+	char	*name;
+	char	*val;	/* body of define, etc. */
+	double	fval;	/* if a numeric variable */
+	Point	pt;	/* usually for max and min */
+	Point	pt1;
+	short	type;	/* NAME, DEFNAME, ... */
+	short	first;	/* 1 after 1st item seen */
+	short	coord;	/* 1 if coord system specified for this name */
+	short	log;	/* x, y, or z (= x+y) */
+	Attr	*attr;	/* DASH, etc., for now */
+	struct obj *next;
+} Obj;
+
+typedef union {		/* the yacc stack type */
+	int	i;
+	char	*p;
+	double	f;
+	Point	pt;
+	Obj	*op;
+	Attr	*ap;
+} YYSTYPE;
+
+extern	YYSTYPE	yylval, yyval;
+
+extern	int	dbg;
+
+extern	int	ntext;
+extern	double	num[MAXNUM];
+extern	int	nnum;
+extern	int	ntick, tside;
+
+extern	char	*calloc(), *malloc(), *realloc(), *tostring(), *grow();
+extern	char	*desc_str(), *ifstat(), *delimstr();
+extern	char	*xyname(), *slprint();
+extern	Obj	*lookup();
+extern	Obj	*copythru();
+extern	Obj	*objlist;
+extern	Attr	*makeattr(), *makefattr(), *makesattr(), *addattr();
+extern	Point	makepoint();
+extern	double	setvar(), getvar();
+
+extern	int	lineno;
+extern	int	synerr;
+extern	int	codegen;
+extern	char	*tempfile;
+extern	FILE	*tfd;
+
+extern	Point	ptmin, ptmax;
+
+extern	char	*dflt_coord;
+extern	char	*curr_coord;
+extern	int	ncoord;
+extern	int	auto_x;
+extern	double	margin;
+extern	int	autoticks;
+extern	int	pointsize, ps_set;
+
+extern	char	*sizeit(), *juststr();
+extern	double	log10(), log(), exp(), sin(), cos(), sqrt(), atof(), errcheck();
+extern	double	fabs(), floor(), ceil(), moddouble(), modceil();
+
+#define	logit(x) (x) = log10(x)
+#define	Log10(x) errcheck(log10(x), "log")
+#define	Exp(x)	errcheck(exp(x), "exp")
+#define	Sqrt(x)	errcheck(sqrt(x), "sqrt")
+
+#define	min(x,y)	(((x) <= (y)) ? (x) : (y))
+#define	max(x,y)	(((x) >= (y)) ? (x) : (y))