(extra-objs): New variable.

[kopensolaris-gnu/glibc.git] / math / test-math.c

diff --git a/math/test-math.c b/math/test-math.c
index 21e873d..a82daed 100644 (file)
--- a/math/test-math.c
+++ b/math/test-math.c
@@ -3,6 +3,8 @@
 #include <math.h>
 #include <stdlib.h>
 
 #include <math.h>
 #include <stdlib.h>
 

+void print_trig_stuff __P ((void));
+

 int
 DEFUN_VOID(main)
 {
 int
 DEFUN_VOID(main)
 {


@@ -39,7 +41,7 @@ DEFUN_VOID(main)
   
   lr = lr / exp(a*5.0);
   
   
   lr = lr / exp(a*5.0);
   

-  printf("%g / exp(%g * 5) = %g\n", lrr, exp(a*5.0), lr);
+  printf("%g / exp(%g * 5) = %g\n", lrr, a, lr);

   
   lrr = li;
   
   
   lrr = li;
   


@@ -70,7 +72,77 @@ DEFUN_VOID(main)
   printf("x%-8.6gx\n", .5);
   printf("x%6.6gx\n", .5);
 
   printf("x%-8.6gx\n", .5);
   printf("x%6.6gx\n", .5);
 

-  puts (atof ("-1e-17-") == -1e-17 ? "4 Worked!" : "4 Failed!");
+  {
+    double x = atof ("-1e-17-");
+    printf ("%g %c= %g %s!\n",
+           x,
+           x == -1e-17 ? '=' : '!',
+           -1e-17,
+           x == -1e-17 ? "Worked" : "Failed");
+  }
+
+  print_trig_stuff ();

 
   return 0;
 }
 
   return 0;
 }

+\f
+
+#define PI 3.14159265358979323846264338327
+
+const double RAD[5] = { 0, PI/2, PI, (3*PI)/2, 2*PI };
+const int    DEG[5] = { 0, 90, 180, 360 };
+
+#define PRINT_IT_1_ARG(_func, _arg, _value) \
+    (_value) = (_func)((_arg)); \
+    if (errno) { \
+      errno = 0; \
+      printf("%s = ERROR %s\n", #_func, strerror(errno)); \
+    } else \
+      printf("%s(%g) = %g\n", #_func, _arg, (_value)); \
+
+#define PRINT_IT_2_ARG(_func, _arg1, _arg2, _value) \
+    (_value) = (_func)((_arg1),(_arg2)); \
+    if (errno) { \
+      errno = 0; \
+      printf("%s = ERROR %s\n", #_func, strerror(errno)); \
+    } else \
+      printf("%s(%g, %g) = %g\n", #_func, _arg1, _arg2, (_value)); \
+
+void
+DEFUN_VOID (print_trig_stuff)
+{
+  double value, arg1, arg2;
+  int i;
+
+  puts ("\n\nMath Test");
+
+  errno = 0;                   /* automatically reset on error condition */
+  for (i=0; i<4; i++)
+    {
+      PRINT_IT_1_ARG (sin, RAD[i], value);
+      PRINT_IT_1_ARG (cos, RAD[i], value);
+      PRINT_IT_1_ARG (tan, RAD[i], value);
+      PRINT_IT_1_ARG (asin, RAD[i], value);
+      PRINT_IT_1_ARG (acos, RAD[i], value);
+      PRINT_IT_1_ARG (atan, RAD[i], value);
+      PRINT_IT_2_ARG (atan2, RAD[i], -RAD[i % 4], value);
+    }
+
+  arg1 = 16;
+  arg2 = 3;
+  PRINT_IT_1_ARG (exp, arg1, value);
+  PRINT_IT_1_ARG (log, arg1, value);
+  PRINT_IT_1_ARG (log10, arg1, value);
+  PRINT_IT_2_ARG (pow, arg1, arg2, value);
+  PRINT_IT_1_ARG (sqrt, arg1, value);
+  PRINT_IT_1_ARG (cbrt, arg1, value);
+  PRINT_IT_2_ARG (hypot, arg1, arg2, value);
+  PRINT_IT_1_ARG (expm1, arg1, value);
+  PRINT_IT_1_ARG (log1p, arg1, value);
+  PRINT_IT_1_ARG (sinh, arg1, value);
+  PRINT_IT_1_ARG (cosh, arg1, value);
+  PRINT_IT_1_ARG (tanh, arg1, value);
+  PRINT_IT_1_ARG (asinh, arg1, value);
+  PRINT_IT_1_ARG (acosh, arg1, value);
+  PRINT_IT_1_ARG (atanh, arg1, value);
+}