declare pure functions as such

SCCS-vsn: include/math.h 5.9

diff --git a/usr/src/include/math.h b/usr/src/include/math.h
index babeca4..e8ada34 100644 (file)
--- a/usr/src/include/math.h
+++ b/usr/src/include/math.h
@@ -4,7 +4,7 @@
  *
  * %sccs.include.redist.c%
  *
  *
  * %sccs.include.redist.c%
  *

- *     @(#)math.h      5.8 (Berkeley) %G%
+ *     @(#)math.h      5.9 (Berkeley) %G%

  */
 
 #ifndef        _MATH_H_
  */
 
 #ifndef        _MATH_H_


@@ -47,58 +47,58 @@
 #include <sys/cdefs.h>
 
 __BEGIN_DECLS
 #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));
+__pure double  acos __P((double));
+__pure double  asin __P((double));
+__pure double  atan __P((double));
+__pure double  atan2 __P((double, double));
+__pure double  ceil __P((double));
+__pure double  cos __P((double));
+__pure double  cosh __P((double));
+__pure double  exp __P((double));
+__pure double  fabs __P((double));
+__pure double  floor __P((double));
+__pure double  fmod __P((double, double));
+       double  frexp __P((double, int *));
+__pure double  ldexp __P((double, int));
+__pure double  log __P((double));
+__pure double  log10 __P((double));
+       double  modf __P((double, double *));
+__pure double  pow __P((double, double));
+__pure double  sin __P((double));
+__pure double  sinh __P((double));
+__pure double  sqrt __P((double));
+__pure double  tan __P((double));
+__pure double  tanh __P((double));

 
 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
 
 #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));
+__pure double  acosh __P((double));
+__pure double  asinh __P((double));
+__pure double  atanh __P((double));
+       double  cabs(); /* we can't describe cabs()'s argument properly */
+__pure double  cbrt __P((double));
+__pure double  copysign __P((double, double));
+__pure double  drem __P((double, double));
+__pure double  erf __P((double));
+__pure double  erfc __P((double));
+__pure double  expm1 __P((double));
+__pure int     finite __P((double));
+__pure double  hypot __P((double, double));

 #if defined(vax) || defined(tahoe)
 #if defined(vax) || defined(tahoe)

-double infnan __P((int));
+__pure double  infnan __P((int));

 #endif
 #endif

-int    isinf __P((double));
-int    isnan __P((double));
-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));
+__pure int     isinf __P((double));
+__pure int     isnan __P((double));
+__pure double  j0 __P((double));
+__pure double  j1 __P((double));
+__pure double  jn __P((int, double));
+__pure double  lgamma __P((double));
+__pure double  log1p __P((double));
+__pure double  logb __P((double));
+__pure double  rint __P((double));
+__pure double  scalb __P((double, int));
+__pure double  y0 __P((double));
+__pure double  y1 __P((double));
+__pure double  yn __P((int, double));

 #endif
 
 __END_DECLS
 #endif
 
 __END_DECLS