From 266ae826f8660d485daba069a921ec1ebc68a46d Mon Sep 17 00:00:00 2001 From: Joakim Tjernlund Date: Sun, 24 Apr 2005 19:29:39 +0000 Subject: Fix bug 222: Move all archs to newer __IPC_64 interface for {msg,sem,shm}ctl syscalls. This won't work on 2.2 kernels(I think). --- libc/misc/sysvipc/ipc.h | 2 + libc/misc/sysvipc/msgq.c | 4 +- libc/misc/sysvipc/sem.c | 4 +- libc/misc/sysvipc/shm.c | 4 +- libc/sysdeps/linux/alpha/bits/ipc.h | 55 +++++++++++++++++++++++ libc/sysdeps/linux/common/bits/ipc.h | 26 +++++------ libc/sysdeps/linux/common/bits/msq.h | 31 ++++++------- libc/sysdeps/linux/mips/bits/ipc.h | 55 +++++++++++++++++++++++ libc/sysdeps/linux/mips/bits/msq.h | 74 +++++++++++++++++++++++++++++++ libc/sysdeps/linux/powerpc/bits/ipc.h | 54 +++++++++++++++++++++++ libc/sysdeps/linux/powerpc/bits/msq.h | 7 +++ libc/sysdeps/linux/sparc/bits/ipc.h | 62 ++++++++++++++++++++++++++ libc/sysdeps/linux/x86_64/bits/msq.h | 83 +++++++++++++++++++++++++++++++++++ 13 files changed, 427 insertions(+), 34 deletions(-) create mode 100644 libc/sysdeps/linux/alpha/bits/ipc.h create mode 100644 libc/sysdeps/linux/mips/bits/ipc.h create mode 100644 libc/sysdeps/linux/mips/bits/msq.h create mode 100644 libc/sysdeps/linux/powerpc/bits/ipc.h create mode 100644 libc/sysdeps/linux/sparc/bits/ipc.h create mode 100644 libc/sysdeps/linux/x86_64/bits/msq.h diff --git a/libc/misc/sysvipc/ipc.h b/libc/misc/sysvipc/ipc.h index 741b720bc..e1b94ad12 100644 --- a/libc/misc/sysvipc/ipc.h +++ b/libc/misc/sysvipc/ipc.h @@ -4,6 +4,8 @@ #ifdef __NR_ipc +#define __IPC_64 0x100 + /* The actual system call: all functions are multiplexed by this. */ extern int __syscall_ipc __P((int __call, int __first, int __second, int __third, void *__ptr)); diff --git a/libc/misc/sysvipc/msgq.c b/libc/misc/sysvipc/msgq.c index d4f48e7ad..411ea3ea4 100644 --- a/libc/misc/sysvipc/msgq.c +++ b/libc/misc/sysvipc/msgq.c @@ -6,12 +6,12 @@ #ifdef L_msgctl #ifdef __NR_msgctl -_syscall3(int, msgctl, int, msqid, int, cmd, struct msqid_ds *, buf); +_syscall3(int, msgctl, int, msqid, int, cmd | __IPC_64, struct msqid_ds *, buf); #else /* Message queue control operation. */ int msgctl (int msqid, int cmd, struct msqid_ds *buf) { - return __syscall_ipc(IPCOP_msgctl ,msqid ,cmd ,0 ,buf); + return __syscall_ipc(IPCOP_msgctl ,msqid ,cmd | __IPC_64 ,0 ,buf); } #endif #endif diff --git a/libc/misc/sysvipc/sem.c b/libc/misc/sysvipc/sem.c index 8c9672bad..ccbe25b46 100644 --- a/libc/misc/sysvipc/sem.c +++ b/libc/misc/sysvipc/sem.c @@ -51,9 +51,9 @@ int semctl(int semid, int semnum, int cmd, ...) arg = va_arg (ap, union semun); va_end (ap); #ifdef __NR_semctl - return __semctl(semid, semnum, cmd, arg.__pad); + return __semctl(semid, semnum, cmd | __IPC_64, arg.__pad); #else - return __syscall_ipc(IPCOP_semctl, semid, semnum, cmd, &arg); + return __syscall_ipc(IPCOP_semctl, semid, semnum, cmd | __IPC_64, &arg); #endif } #endif diff --git a/libc/misc/sysvipc/shm.c b/libc/misc/sysvipc/shm.c index 8193ac2f0..d21d9f54b 100644 --- a/libc/misc/sysvipc/shm.c +++ b/libc/misc/sysvipc/shm.c @@ -48,11 +48,11 @@ void * shmat (int shmid, const void *shmaddr, int shmflg) #ifdef L_shmctl /* Provide operations to control over shared memory segments. */ #ifdef __NR_shmctl -_syscall3(int, shmctl, int, shmid, int, cmd, struct shmid_ds *, buf); +_syscall3(int, shmctl, int, shmid, int, cmd | __IPC_64, struct shmid_ds *, buf); #else int shmctl (int shmid, int cmd, struct shmid_ds *buf) { - return __syscall_ipc(IPCOP_shmctl, shmid, cmd, 0, buf); + return __syscall_ipc(IPCOP_shmctl, shmid, cmd | __IPC_64 , 0, buf); } #endif #endif diff --git a/libc/sysdeps/linux/alpha/bits/ipc.h b/libc/sysdeps/linux/alpha/bits/ipc.h new file mode 100644 index 000000000..77f3c938d --- /dev/null +++ b/libc/sysdeps/linux/alpha/bits/ipc.h @@ -0,0 +1,55 @@ +/* Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_IPC_H +# error "Never use directly; include instead." +#endif + +#include + +/* Mode bits for `msgget', `semget', and `shmget'. */ +#define IPC_CREAT 01000 /* Create key if key does not exist. */ +#define IPC_EXCL 02000 /* Fail if key exists. */ +#define IPC_NOWAIT 04000 /* Return error on wait. */ + +/* Control commands for `msgctl', `semctl', and `shmctl'. */ +#define IPC_RMID 0 /* Remove identifier. */ +#define IPC_SET 1 /* Set `ipc_perm' options. */ +#define IPC_STAT 2 /* Get `ipc_perm' options. */ +#ifdef __USE_GNU +# define IPC_INFO 3 /* See ipcs. */ +#endif + +/* Special key values. */ +#define IPC_PRIVATE ((__key_t) 0) /* Private key. */ + + +/* Data structure used to pass permission information to IPC operations. */ +struct ipc_perm + { + __key_t __key; /* Key. */ + unsigned int uid; /* Owner's user ID. */ + unsigned int gid; /* Owner's group ID. */ + unsigned int cuid; /* Creator's user ID. */ + unsigned int cgid; /* Creator's group ID. */ + unsigned int mode; /* Read/write permission. */ + unsigned short int __seq; /* Sequence number. */ + unsigned short int __pad1; + unsigned long int __unused1; + unsigned long int __unused2; + }; diff --git a/libc/sysdeps/linux/common/bits/ipc.h b/libc/sysdeps/linux/common/bits/ipc.h index 7103365ac..7cd2fd0c5 100644 --- a/libc/sysdeps/linux/common/bits/ipc.h +++ b/libc/sysdeps/linux/common/bits/ipc.h @@ -35,22 +35,22 @@ # define IPC_INFO 3 /* See ipcs. */ #endif -/* Type of a SYSV IPC key. */ -typedef int __kernel_key_t; - /* Special key values. */ #define IPC_PRIVATE ((__key_t) 0) /* Private key. */ - /* Data structure used to pass permission information to IPC operations. */ struct ipc_perm -{ - __kernel_key_t __key; - __kernel_uid_t uid; - __kernel_gid_t gid; - __kernel_uid_t cuid; - __kernel_gid_t cgid; - __kernel_mode_t mode; - unsigned long seq; -}; + { + __key_t __key; /* Key. */ + __uid_t uid; /* Owner's user ID. */ + __gid_t gid; /* Owner's group ID. */ + __uid_t cuid; /* Creator's user ID. */ + __gid_t cgid; /* Creator's group ID. */ + unsigned short int mode; /* Read/write permission. */ + unsigned short int __pad1; + unsigned short int __seq; /* Sequence number. */ + unsigned short int __pad2; + unsigned long int __unused1; + unsigned long int __unused2; + }; diff --git a/libc/sysdeps/linux/common/bits/msq.h b/libc/sysdeps/linux/common/bits/msq.h index c5b3ca8df..cd4624301 100644 --- a/libc/sysdeps/linux/common/bits/msq.h +++ b/libc/sysdeps/linux/common/bits/msq.h @@ -32,23 +32,24 @@ typedef unsigned long int msgqnum_t; typedef unsigned long int msglen_t; - /* Structure of record for one message inside the kernel. The type `struct msg' is opaque. */ -struct msqid_ds { - struct ipc_perm msg_perm; - struct msg *msg_first; /* first message on queue,unused */ - struct msg *msg_last; /* last message in queue,unused */ - __kernel_time_t msg_stime; /* last msgsnd time */ - __kernel_time_t msg_rtime; /* last msgrcv time */ - __kernel_time_t msg_ctime; /* last change time */ - unsigned long msg_lcbytes; /* Reuse junk fields for 32 bit */ - unsigned long msg_lqbytes; /* ditto */ - unsigned short __msg_cbytes; /* current number of bytes on queue */ - unsigned short msg_qnum; /* number of messages in queue */ - unsigned short msg_qbytes; /* max number of bytes on queue */ - __kernel_ipc_pid_t msg_lspid; /* pid of last msgsnd */ - __kernel_ipc_pid_t msg_lrpid; /* last receive pid */ +struct msqid_ds +{ + struct ipc_perm msg_perm; /* structure describing operation permission */ + __time_t msg_stime; /* time of last msgsnd command */ + unsigned long int __unused1; + __time_t msg_rtime; /* time of last msgrcv command */ + unsigned long int __unused2; + __time_t msg_ctime; /* time of last change */ + unsigned long int __unused3; + unsigned long int __msg_cbytes; /* current number of bytes on queue */ + msgqnum_t msg_qnum; /* number of messages currently on queue */ + msglen_t msg_qbytes; /* max number of bytes allowed on queue */ + __pid_t msg_lspid; /* pid of last msgsnd() */ + __pid_t msg_lrpid; /* pid of last msgrcv() */ + unsigned long int __unused4; + unsigned long int __unused5; }; #ifdef __USE_MISC diff --git a/libc/sysdeps/linux/mips/bits/ipc.h b/libc/sysdeps/linux/mips/bits/ipc.h new file mode 100644 index 000000000..1f629ce66 --- /dev/null +++ b/libc/sysdeps/linux/mips/bits/ipc.h @@ -0,0 +1,55 @@ +/* Copyright (C) 1995, 96, 97, 98, 99, 2000, 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_IPC_H +# error "Never use directly; include instead." +#endif + +#include + +/* Mode bits for `msgget', `semget', and `shmget'. */ +#define IPC_CREAT 01000 /* Create key if key does not exist. */ +#define IPC_EXCL 02000 /* Fail if key exists. */ +#define IPC_NOWAIT 04000 /* Return error on wait. */ + +/* Control commands for `msgctl', `semctl', and `shmctl'. */ +#define IPC_RMID 0 /* Remove identifier. */ +#define IPC_SET 1 /* Set `ipc_perm' options. */ +#define IPC_STAT 2 /* Get `ipc_perm' options. */ +#ifdef __USE_GNU +# define IPC_INFO 3 /* See ipcs. */ +#endif + +/* Special key values. */ +#define IPC_PRIVATE ((__key_t) 0) /* Private key. */ + + +/* Data structure used to pass permission information to IPC operations. */ +struct ipc_perm + { + __key_t __key; /* Key. */ + unsigned int uid; /* Owner's user ID. */ + unsigned int gid; /* Owner's group ID. */ + unsigned int cuid; /* Creator's user ID. */ + unsigned int cgid; /* Creator's group ID. */ + unsigned int mode; /* Read/write permission. */ + unsigned short int __seq; /* Sequence number. */ + unsigned short int __pad1; + unsigned long int __unused1; + unsigned long int __unused2; +}; diff --git a/libc/sysdeps/linux/mips/bits/msq.h b/libc/sysdeps/linux/mips/bits/msq.h new file mode 100644 index 000000000..c2c1dd2e8 --- /dev/null +++ b/libc/sysdeps/linux/mips/bits/msq.h @@ -0,0 +1,74 @@ +/* Copyright (C) 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_MSG_H +# error "Never use directly; include instead." +#endif + +#include + +/* Define options for message queue functions. */ +#define MSG_NOERROR 010000 /* no error if message is too big */ +#ifdef __USE_GNU +# define MSG_EXCEPT 020000 /* recv any msg except of specified type */ +#endif + +/* Types used in the structure definition. */ +typedef unsigned long int msgqnum_t; +typedef unsigned long int msglen_t; + + +/* Structure of record for one message inside the kernel. + The type `struct msg' is opaque. */ +struct msqid_ds +{ + struct ipc_perm msg_perm; /* structure describing operation permission */ + __time_t msg_stime; /* time of last msgsnd command */ + __time_t msg_rtime; /* time of last msgrcv command */ + __time_t msg_ctime; /* time of last change */ + unsigned long int __msg_cbytes; /* current number of bytes on queue */ + msgqnum_t msg_qnum; /* number of messages currently on queue */ + msglen_t msg_qbytes; /* max number of bytes allowed on queue */ + __pid_t msg_lspid; /* pid of last msgsnd() */ + __pid_t msg_lrpid; /* pid of last msgrcv() */ + unsigned long int __unused1; + unsigned long int __unused2; +}; + +#ifdef __USE_MISC + +# define msg_cbytes __msg_cbytes + +/* ipcs ctl commands */ +# define MSG_STAT 11 +# define MSG_INFO 12 + +/* buffer for msgctl calls IPC_INFO, MSG_INFO */ +struct msginfo + { + int msgpool; + int msgmap; + int msgmax; + int msgmnb; + int msgmni; + int msgssz; + int msgtql; + unsigned short int msgseg; + }; + +#endif /* __USE_MISC */ diff --git a/libc/sysdeps/linux/powerpc/bits/ipc.h b/libc/sysdeps/linux/powerpc/bits/ipc.h new file mode 100644 index 000000000..3cb593a61 --- /dev/null +++ b/libc/sysdeps/linux/powerpc/bits/ipc.h @@ -0,0 +1,54 @@ +/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_IPC_H +# error "Never use directly; include instead." +#endif + +#include + +/* Mode bits for `msgget', `semget', and `shmget'. */ +#define IPC_CREAT 01000 /* Create key if key does not exist. */ +#define IPC_EXCL 02000 /* Fail if key exists. */ +#define IPC_NOWAIT 04000 /* Return error on wait. */ + +/* Control commands for `msgctl', `semctl', and `shmctl'. */ +#define IPC_RMID 0 /* Remove identifier. */ +#define IPC_SET 1 /* Set `ipc_perm' options. */ +#define IPC_STAT 2 /* Get `ipc_perm' options. */ +#ifdef __USE_GNU +# define IPC_INFO 3 /* See ipcs. */ +#endif + +/* Special key values. */ +#define IPC_PRIVATE ((__key_t) 0) /* Private key. */ + +/* Data structure used to pass permission information to IPC operations. */ +struct ipc_perm + { + __key_t __key; /* Key. */ + __uid_t uid; /* Owner's user ID. */ + __gid_t gid; /* Owner's group ID. */ + __uid_t cuid; /* Creator's user ID. */ + __gid_t cgid; /* Creator's group ID. */ + __mode_t mode; /* Read/write permission. */ + unsigned long __seq; /* Sequence number. */ + unsigned int __pad2; + unsigned long long int __unused1; + unsigned long long int __unused2; + }; diff --git a/libc/sysdeps/linux/powerpc/bits/msq.h b/libc/sysdeps/linux/powerpc/bits/msq.h index 654ee5bc2..45173a4cb 100644 --- a/libc/sysdeps/linux/powerpc/bits/msq.h +++ b/libc/sysdeps/linux/powerpc/bits/msq.h @@ -21,6 +21,7 @@ #endif #include +#include /* Define options for message queue functions. */ #define MSG_NOERROR 010000 /* no error if message is too big */ @@ -38,11 +39,17 @@ typedef unsigned long int msglen_t; struct msqid_ds { struct ipc_perm msg_perm; /* structure describing operation permission */ +#if __WORDSIZE == 32 unsigned int __unused1; +#endif __time_t msg_stime; /* time of last msgsnd command */ +#if __WORDSIZE == 32 unsigned int __unused2; +#endif __time_t msg_rtime; /* time of last msgrcv command */ +#if __WORDSIZE == 32 unsigned int __unused3; +#endif __time_t msg_ctime; /* time of last change */ unsigned long __msg_cbytes; /* current number of bytes on queue */ msgqnum_t msg_qnum; /* number of messages currently on queue */ diff --git a/libc/sysdeps/linux/sparc/bits/ipc.h b/libc/sysdeps/linux/sparc/bits/ipc.h new file mode 100644 index 000000000..988dc125d --- /dev/null +++ b/libc/sysdeps/linux/sparc/bits/ipc.h @@ -0,0 +1,62 @@ +/* Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_IPC_H +# error "Never use directly; include instead." +#endif + +#include +#include + +/* Mode bits for `msgget', `semget', and `shmget'. */ +#define IPC_CREAT 01000 /* Create key if key does not exist. */ +#define IPC_EXCL 02000 /* Fail if key exists. */ +#define IPC_NOWAIT 04000 /* Return error on wait. */ + +/* Control commands for `msgctl', `semctl', and `shmctl'. */ +#define IPC_RMID 0 /* Remove identifier. */ +#define IPC_SET 1 /* Set `ipc_perm' options. */ +#define IPC_STAT 2 /* Get `ipc_perm' options. */ +#ifdef __USE_GNU +# define IPC_INFO 3 /* See ipcs. */ +#endif + +/* Special key values. */ +#define IPC_PRIVATE ((__key_t) 0) /* Private key. */ + + +/* Data structure used to pass permission information to IPC operations. */ +struct ipc_perm + { + __key_t __key; /* Key. */ + __uid_t uid; /* Owner's user ID. */ + __gid_t gid; /* Owner's group ID. */ + __uid_t cuid; /* Creator's user ID. */ + __gid_t cgid; /* Creator's group ID. */ +#if __WORDSIZE == 32 + unsigned short int __pad1; + unsigned short int mode; /* Read/write permission. */ + unsigned short int __pad2; +#else + __mode_t mode; /* Read/write permission. */ + unsigned short int __pad1; +#endif + unsigned short int __seq; /* Sequence number. */ + unsigned long long int __unused1; + unsigned long long int __unused2; + }; diff --git a/libc/sysdeps/linux/x86_64/bits/msq.h b/libc/sysdeps/linux/x86_64/bits/msq.h new file mode 100644 index 000000000..422218a5f --- /dev/null +++ b/libc/sysdeps/linux/x86_64/bits/msq.h @@ -0,0 +1,83 @@ +/* Copyright (C) 1995, 1996, 1997, 2000, 2002 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_MSG_H +# error "Never use directly; include instead." +#endif + +#include +#include + +/* Define options for message queue functions. */ +#define MSG_NOERROR 010000 /* no error if message is too big */ +#ifdef __USE_GNU +# define MSG_EXCEPT 020000 /* recv any msg except of specified type */ +#endif + +/* Types used in the structure definition. */ +typedef unsigned long int msgqnum_t; +typedef unsigned long int msglen_t; + +/* Structure of record for one message inside the kernel. + The type `struct msg' is opaque. */ +struct msqid_ds +{ + struct ipc_perm msg_perm; /* structure describing operation permission */ + __time_t msg_stime; /* time of last msgsnd command */ +#if __WORDSIZE == 32 + unsigned long int __unused1; +#endif + __time_t msg_rtime; /* time of last msgrcv command */ +#if __WORDSIZE == 32 + unsigned long int __unused2; +#endif + __time_t msg_ctime; /* time of last change */ +#if __WORDSIZE == 32 + unsigned long int __unused3; +#endif + unsigned long int __msg_cbytes; /* current number of bytes on queue */ + msgqnum_t msg_qnum; /* number of messages currently on queue */ + msglen_t msg_qbytes; /* max number of bytes allowed on queue */ + __pid_t msg_lspid; /* pid of last msgsnd() */ + __pid_t msg_lrpid; /* pid of last msgrcv() */ + unsigned long int __unused4; + unsigned long int __unused5; +}; + +#ifdef __USE_MISC + +# define msg_cbytes __msg_cbytes + +/* ipcs ctl commands */ +# define MSG_STAT 11 +# define MSG_INFO 12 + +/* buffer for msgctl calls IPC_INFO, MSG_INFO */ +struct msginfo + { + int msgpool; + int msgmap; + int msgmax; + int msgmnb; + int msgmni; + int msgssz; + int msgtql; + unsigned short int msgseg; + }; + +#endif /* __USE_MISC */ -- cgit v1.2.3