X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/f0235774418b4eb44bdd73229998385bff40dd85..00744c12007e6b05d08130adebf9c391e216365b:/usr/src/include/math.h

diff --git a/usr/src/include/math.h b/usr/src/include/math.h
index 58937bfd00..0460ab3339 100644
--- a/usr/src/include/math.h
+++ b/usr/src/include/math.h
@@ -1,11 +1,82 @@
-/*	math.h	4.2	84/03/08	*/
+/*
+ * Copyright (c) 1985 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * %sccs.include.redist.c%
+ *
+ * All recipients should regard themselves as participants in an ongoing
+ * research project and hence should feel obligated to report their
+ * experiences (good or bad) with these elementary function codes, using
+ * the sendbug(8) program, to the authors.
+ *
+ *	@(#)math.h	5.3 (Berkeley) %G%
+ */
 
-extern double fabs(), floor(), ceil(), modf(), ldexp(), frexp();
-extern double sqrt(), hypot(), atof();
-extern double sin(), cos(), tan(), asin(), acos(), atan(), atan2();
-extern double exp(), log(), log10(), pow();
-extern double sinh(), cosh(), tanh();
-extern double gamma();
-extern double j0(), j1(), jn(), y0(), y1(), yn();
+#if defined(vax) || defined(tahoe)
+#define	HUGE_VAL	1.701411733192644270e38
+#else
+#define	HUGE_VAL	1e500	/* positive infinity */
+#endif
 
-#define HUGE	1.701411733192644270e38
+#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
+#define	HUGE		HUGE_VAL
+#endif
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+double	acos __P((double));
+double	asin __P((double));
+double	atan __P((double));
+double	atan2 __P((double, double));
+double	ceil __P((double));
+double	cos __P((double));
+double	cosh __P((double));
+double	exp __P((double));
+double	fabs __P((double));
+double	floor __P((double));
+double	fmod __P((double, double));
+double	frexp __P((double, int *));
+double	ldexp __P((double, int));
+double	log __P((double));
+double	log10 __P((double));
+double	modf __P((double, double *));
+double	pow __P((double, double));
+double	sin __P((double));
+double	sinh __P((double));
+double	sqrt __P((double));
+double	tan __P((double));
+double	tanh __P((double));
+
+#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
+double	acosh __P((double));
+double	asinh __P((double));
+double	atanh __P((double));
+double	cabs();		/* we can't describe cabs()'s argument properly */
+double	cbrt __P((double));
+double	copysign __P((double, double));
+double	drem __P((double, double));
+double	erf __P((double));
+double	erfc __P((double));
+double	expm1 __P((double));
+int	finite __P((double));
+double	hypot __P((double, double));
+#if defined(vax) || defined(tahoe)
+double	infnan __P((int));
+#else
+int	isnan __P((double));
+#endif
+double	j0 __P((double));
+double	j1 __P((double));
+double	jn __P((int, double));
+double	lgamma __P((double));
+double	log1p __P((double));
+double	logb __P((double));
+double	rint __P((double));
+double	scalb __P((double, int));
+double	y0 __P((double));
+double	y1 __P((double));
+double	yn __P((int, double));
+#endif
+
+__END_DECLS