d4/da4/notify_8c_source.html

#include <sys/proc.h>


#include <user/common/syscalls.h>


uint64_t notify(note_func_t func)

{

    uint64_t result = _syscall_notify(func);

    if (result == ERR)

    {

        errno = _syscall_errno();

    }

    return result;

}


errno
#define errno
Error number variable.
Definition errno.h:27

note_func_t
void(* note_func_t)(char *note)
Note handler function type.
Definition proc.h:262

notify
uint64_t notify(note_func_t func)
System call that sets the handler to be called when a note is received.
Definition notify.c:5

ERR
#define ERR
Integer error value.
Definition ERR.h:17

proc.h

uint64_t
__UINT64_TYPE__ uint64_t
Definition stdint.h:17

syscalls.h

_syscall_errno
static errno_t _syscall_errno(void)
Definition syscalls.h:113

_syscall_notify
static uint64_t _syscall_notify(note_func_t func)
Definition syscalls.h:258