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Annotation of coherent/d/usr/src/examples/preproc.c, revision 1.1.1.1

1.1       root        1: #include <errno.h>
                      2: #include <math.h>
                      3: #include <stdio.h>
                      4: 
                      5: void show(value, name)
                      6: double value; char *name;
                      7: {
                      8:        if (errno)
                      9:                perror(name);
                     10:        else
                     11:                printf("%10g %s\n", value, name);
                     12:        errno = 0;
                     13: }
                     14: 
                     15: #define display(x) show((double)(x), #x)
                     16: 
                     17: main()
                     18: {
                     19:        extern char *gets();
                     20:        double  x;
                     21:        char string[64];
                     22: 
                     23:        for (;;) {
                     24:                printf("Enter a number: ");
                     25:                fflush(stdout);
                     26:        if (gets(string) == NULL)
                     27:                break;
                     28:        x = atof(string);
                     29:        display(x);
                     30:        display(cos(x));
                     31:        display(sin(x));
                     32:        display(tan(x));
                     33:        display(acos(cos(x)));
                     34:        }
                     35:        putchar('\n');
                     36: }
                     37: 
                     38: 

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