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OS/pintos-env/pintos/userprog/syscall.c

20 lines
394 B
C
Executable file

#include "userprog/syscall.h"
#include <stdio.h>
#include <syscall-nr.h>
#include "threads/interrupt.h"
#include "threads/thread.h"
static void syscall_handler (struct intr_frame *);
void
syscall_init (void)
{
intr_register_int (0x30, 3, INTR_ON, syscall_handler, "syscall");
}
static void
syscall_handler (struct intr_frame *f UNUSED)
{
printf ("system call!\n");
thread_exit ();
}