mirror of
https://github.com/tailix/libclayer.git
synced 2024-11-20 11:06:24 -05:00
35 lines
632 B
C
35 lines
632 B
C
#include <kernaux/macro.h>
|
|
|
|
#include <assert.h>
|
|
#include <string.h>
|
|
|
|
struct Foo {
|
|
const char *hello;
|
|
};
|
|
|
|
struct Bar {
|
|
unsigned char a;
|
|
unsigned int b;
|
|
struct Foo foo;
|
|
unsigned short c;
|
|
};
|
|
|
|
static const struct Bar bar = {
|
|
.a = 143,
|
|
.b = 820794098,
|
|
.foo = {
|
|
.hello = "Hello, World!",
|
|
},
|
|
.c = 10981,
|
|
};
|
|
|
|
void example_main()
|
|
{
|
|
const struct Bar *const bar_ptr =
|
|
KERNAUX_CONTAINER_OF(&bar.foo, struct Bar, foo);
|
|
|
|
assert(bar_ptr->a == 143);
|
|
assert(bar_ptr->b == 820794098);
|
|
assert(strcmp(bar_ptr->foo.hello, "Hello, World!") == 0);
|
|
assert(bar_ptr->c == 10981);
|
|
}
|