localsocket: fix cmsg

kernel-src/include/kernel/abi.h

@@ -89,6 +89,7 @@ typedef struct {
 #define SOCK_DGRAM 2
 #define SOCK_RAW 3
 
+#define MSG_CMSG_CLOEXEC 0x40000000
 #define MSG_CTRUNC 0x8
 #define MSG_PEEK 2
 #define MSG_WAITALL 0x100

kernel-src/include/kernel/file.h

@@ -28,7 +28,7 @@ int fd_dup(int oldfd, int newfd, bool exact, int flags, int *ret);
 int fd_clone(proc_t *proc);
 int fd_setflags(int fd, int flags);
 int fd_getflags(int fd, int *flags);
-int fd_insert(file_t *file, int *fdp);
+int fd_insert(file_t *file, int *fdp, int flags);
 
 #define FILE_LOCK(x) MUTEX_ACQUIRE(&(x)->mutex)
 #define FILE_UNLOCK(x) MUTEX_RELEASE(&(x)->mutex)

kernel-src/include/kernel/sock.h

@@ -51,6 +51,7 @@ typedef struct {
 #define SOCKET_RECV_FLAGS_PEEK 0x8000000000000000l
 #define SOCKET_RECV_FLAGS_WAITALL 0x4000000000000000l
 #define SOCKET_RECV_FLAGS_CTRLTRUNCATED 0x2000000000000000l
+#define SOCKET_RECV_FLAGS_CLOEXEC_CTRL 0x1000000000000000l
 #define SOCKET_SEND_FLAGS_NOSIGNAL 0x8000000000000000l
 
 typedef struct socketops_t {