--- ray/src/common/standard.h	1989/02/02 10:34:23	1.1
+++ ray/src/common/standard.h	1995/11/10 17:04:14	2.6
@@ -1,4 +1,4 @@
-/* Copyright (c) 1988 Regents of the University of California */
+/* Copyright (c) 1992 Regents of the University of California */
 
 /* SCCSid "$SunId$ LBL" */
 
@@ -8,33 +8,76 @@
 
 #include  <stdio.h>
 
+#include  <fcntl.h>
+
 #include  <math.h>
 
 #include  <errno.h>
 
-#include  "fvect.h"
+#include  "mat4.h"
+				/* regular transformation */
+typedef struct {
+	MAT4  xfm;				/* transform matrix */
+	FLOAT  sca;				/* scalefactor */
+}  XF;
+				/* complemetary tranformation */
+typedef struct {
+	XF  f;					/* forward */
+	XF  b;					/* backward */
+}  FULLXF;
 
-#define  FHUGE		(1e10)		/* large real number */
-#define  FTINY		(1e-6)		/* small real number */
-
-#ifdef  M_PI
-#define  PI		M_PI
+#ifdef	M_PI
+#define	 PI		M_PI
 #else
-#define  PI		3.14159265358979323846
+#define	 PI		3.14159265358979323846
 #endif
+
+#ifndef	 F_OK			/* mode bits for access(2) call */
+#define	 R_OK		4		/* readable */
+#define	 W_OK		2		/* writable */
+#define	 X_OK		1		/* executable */
+#define	 F_OK		0		/* exists */
+#endif
 				/* error codes */
-#define  WARNING	1		/* non-fatal error */
-#define  USER		2		/* fatal user-caused error */
-#define  SYSTEM		3		/* fatal system-related error */
-#define  INTERNAL	4		/* fatal program-related error */
-#define  CONSISTENCY	5		/* bad consistency check, abort */
-#define  COMMAND	6		/* interactive error */
+#define	 WARNING	1		/* non-fatal error */
+#define	 USER		2		/* fatal user-caused error */
+#define	 SYSTEM		3		/* fatal system-related error */
+#define	 INTERNAL	4		/* fatal program-related error */
+#define	 CONSISTENCY	5		/* bad consistency check, abort */
+#define	 COMMAND	6		/* interactive error */
 
 extern char  errmsg[];			/* global buffer for error messages */
 
-extern int  errno;			/* system error number */
+					/* memory operations */
+#ifdef	NOSTRUCTASS
+#define	 copystruct(d,s)	bcopy((char *)(s),(char *)(d),sizeof(*(d)))
+#else
+#define	 copystruct(d,s)	(*(d) = *(s))
+#endif
 
+#ifndef	 BSD
+#define	 bcopy(s,d,n)		(void)memcpy(d,s,n)
+#define	 bzero(d,n)		(void)memset(d,0,n)
+#define	 bcmp(b1,b2,n)		memcmp(b1,b2,n)
+#define	 index			strchr
+#define	 rindex			strrchr
+#endif
+
 extern char  *sskip();
-extern char  *getpath();
+extern char  *getpath(), *getenv();
+#ifndef malloc
 extern char  *malloc(), *calloc(), *realloc();
+#endif
 extern char  *bmalloc(), *savestr(), *savqstr();
+
+#ifdef  DCL_ATOF
+extern double  atof();
+#endif
+
+#ifdef MSDOS
+#define NIX 1
+#endif
+#ifdef AMIGA
+#define NIX 1
+#endif
+