* Adding msg{rcv,snd,get,ctl} syscalls to the system

* Add message queue init function call to main.cpp


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27417 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/posix/xsi_message_queue.h

@@ -15,6 +15,8 @@
 
 __BEGIN_DECLS
 
+extern void xsi_msg_init();
+
 /* user calls */
 int _user_xsi_msgctl(int messageQueueID, int command, struct msqid_ds *buffer);
 int _user_xsi_msgget(key_t key, int messageQueueFlags);

headers/private/system/syscalls.h

@@ -24,6 +24,7 @@ struct fd_info;
 struct fd_set;
 struct fs_info;
 struct iovec;
+struct msqid_ds;
 struct net_stat;
 struct pollfd;
 struct rlimit;
@@ -101,6 +102,16 @@ extern int			_kern_xsi_semctl(int semID, int semNumber, int command,
 extern status_t		_kern_xsi_semop(int semID, struct sembuf *semOps,
 						size_t numSemOps);
 
+/* POSIX XSI message queue syscalls */
+extern int			_kern_xsi_msgctl(int messageQueueID, int command,
+						struct msqid_ds *buffer);
+extern int			_kern_xsi_msgget(key_t key, int messageQueueFlags);
+extern ssize_t		_kern_xsi_msgrcv(int messageQueueID, void *messagePointer,
+						size_t messageSize, long messageType, int messageFlags);
+extern int			_kern_xsi_msgsnd(int messageQueueID,
+						const void *messagePointer, size_t messageSize,
+						int messageFlags);
+
 /* team & thread syscalls */
 extern thread_id	_kern_load_image(const char* const* flatArgs,
 						size_t flatArgsSize, int32 argCount, int32 envCount,

src/system/kernel/main.cpp

@@ -39,6 +39,7 @@
 #include <Notifications.h>
 #include <port.h>
 #include <posix/realtime_sem.h>
+#include <posix/xsi_message_queue.h>
 #include <posix/xsi_semaphore.h>
 #include <real_time_clock.h>
 #include <sem.h>
@@ -170,6 +171,7 @@ _start(kernel_args *bootKernelArgs, int currentCPU)
 		TRACE("init POSIX semaphores\n");
 		realtime_sem_init();
 		xsi_sem_init();
+		xsi_msg_init();
 
 		TRACE("init VM threads\n");
 		vm_init_post_thread(&sKernelArgs);

src/system/kernel/syscalls.cpp

@@ -17,6 +17,7 @@
 #include <vm.h>
 #include <thread.h>
 #include <posix/realtime_sem.h>
+#include <posix/xsi_message_queue.h>
 #include <posix/xsi_semaphore.h>
 #include <sem.h>
 #include <port.h>