#include <kernel/OS.h>
#include "kernel/image.h"

#define HAS_TEST_AND_SET

typedef unsigned char slock_t;

#define AF_UNIX     10 /* no domain sockets on BeOS */

/* Beos doesn't have sysnerr but strerror should works on every error */
extern int sys_nerr;

/* Beos doesn't have all the required getrusage fields */
#undef HAVE_GETRUSAGE

/* SYS V emulation */

#undef HAVE_UNION_SEMUN
#define HAVE_UNION_SEMUN 1

#define IPC_RMID 256
#define IPC_CREAT 512
#define IPC_EXCL 1024
#define IPC_PRIVATE 234564
#define IPC_NOWAIT	2048

#define EACCESS 2048
#define EIDRM 4096

#define SETALL 8192
#define GETNCNT 16384
#define GETVAL 65536
#define SETVAL 131072
#define GETPID 262144

union semun
{
	int			val;
	struct semid_ds *buf;
	unsigned short *array;
};

struct sembuf
{
	int sem_flg;
	int sem_op;
	int sem_num;
};

struct shmid_ds
{
	int			dummy;
};
	
int semctl(int semId,int semNum,int flag,union semun);
int semget(int semKey, int semNum, int flags);
int semop(int semId, struct sembuf *sops, int flag);

int shmdt(char* shmaddr);
int* shmat(int memId,int m1,int m2);
int shmctl(int shmid,int flag, struct shmid_ds* dummy);
int shmget(int memKey,int size,int flag);


/* Support functions */

/* Specific beos action made on postgres/postmaster startup */
void beos_startup(int argc,char** argv);
/* Load a shared library */
image_id beos_dl_open(char * filename);
/* UnLoad a shared library */
status_t beos_dl_close(image_id im);
/* Specific beos action made on backend startup */
void beos_before_backend_startup(void);
/* Specific beos action made on backend startup */
void beos_backend_startup(void);
/* Specific beos action made on backend startup failure*/	
void beos_backend_startup_failed(void);