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/* Passing structs by value */
#include <stdio.h>
struct S { int x; double d; char c; };
struct S f(struct S s, int scale)
{
struct S r;
r.x = s.x + scale;
r.d = s.d * scale;
r.c = 'f';
return r;
}
int main()
{
struct S a = { 123, 2.718, 'a' };
struct S b, c, d, e;
b = f(a, 2);
c = f(f(a, 2), 3);
e = f((d = f(a, 2)), 3);
printf("a = { %d, %f, '%c' }\n", a.x, a.d, a.c);
printf("b = { %d, %f, '%c' }\n", b.x, b.d, b.c);
printf("c = { %d, %f, '%c' }\n", c.x, c.d, c.c);
printf("d = { %d, %f, '%c' }\n", d.x, d.d, d.c);
printf("e = { %d, %f, '%c' }\n", e.x, e.d, e.c);
return 0;
}
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