musst semaphore.counter public machen, hasse alles. init läuft nun

kernel/syscall/stub.h

@@ -8,6 +8,15 @@ namespace Syscall {
 enum class ID : size_t {
 	TEST = 0,
 	WRITE = 1,
+  //READ = 2,
+  //SLEEP =3,
+  SEM_INIT=4,
+  SEM_DESTROY=5,
+  SEM_WAIT=6,
+  SEM_SIGNAL=7,
+  //SYS_GETPID=8,
+  //SYS_EXIT= 9,
+  //SYS_KILL=10
 };
 }  // namespace Syscall
 
@@ -25,5 +34,20 @@ extern "C" ssize_t sys_safe_call(Syscall::ID id, size_t p1, size_t p2,
 }
 
 [[gnu::always_inline]] static inline int write(int fd, const void *buf, size_t len, int x = -1, int y = -1) {
-	return sys_call(Syscall::ID::WRITE, fd, (size_t)buf, len, x, y);
+  return sys_call(Syscall::ID::WRITE, fd, (size_t)buf, len, x, y);
+}
+
+
+[[gnu::always_inline]] static inline int sem_init(int fd, int semid, int value) {
+  return sys_call(Syscall::ID::SEM_INIT, fd, semid, value, 0,0);
+}
+[[gnu::always_inline]] static inline int sem_destroy(int fd, int semid) {
+  return sys_call(Syscall::ID::SEM_DESTROY, fd, semid,0,0,0);
+}
+[[gnu::always_inline]] static inline int sem_wait(int fd, int semid) {
+  return sys_call(Syscall::ID::SEM_WAIT, fd,  semid,0,0,0);
+}
+
+[[gnu::always_inline]] static inline int sem_signal(int fd, int semid) {
+  return sys_call(Syscall::ID::SEM_SIGNAL, fd, semid,0,0,0);
 }