diff options
author | Andreas Jaeger <aj@suse.de> | 2002-03-04 13:40:44 +0000 |
---|---|---|
committer | Andreas Jaeger <aj@suse.de> | 2002-03-04 13:40:44 +0000 |
commit | 76d81302250475cbca24bb3d257a446b044bc343 (patch) | |
tree | 203aa32e7087871cbd119b51fa4f31b63ef3606f /sysdeps/unix/sysv/linux/x86_64/bits/sem.h | |
parent | a06bb7ce8829e123c996c50302b557af803bd1de (diff) | |
download | glibc-76d81302250475cbca24bb3d257a446b044bc343.tar.gz glibc-76d81302250475cbca24bb3d257a446b044bc343.tar.xz glibc-76d81302250475cbca24bb3d257a446b044bc343.zip |
Update.
2002-03-04 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/kernel-features.h: Add defines for x86-64. * sysdeps/unix/sysv/linux/x86_64/bits/socket.h: New. * sysdeps/unix/sysv/linux/x86_64/bits/sigcontext.h: New. * sysdeps/unix/sysv/linux/x86_64/bits/shm.h: New. * sysdeps/x86_64/bits/setjmp.h: New. * sysdeps/unix/sysv/linux/x86_64/bits/sem.h: New. * sysdeps/unix/sysv/linux/x86_64/bits/resource.h: New. * sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h: Add compatibilty for x86. * sysdeps/unix/sysv/linux/x86_64/bits/msq.h: Likewise. * sysdeps/unix/sysv/linux/x86_64/bits/types.h: Likewise. 2002-02-28 Bo Thorsen <bo@suse.de> * sysdeps/unix/sysv/linux/x86_64/bits/stat.h: Merge with i386 version.
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/bits/sem.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/bits/sem.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/bits/sem.h b/sysdeps/unix/sysv/linux/x86_64/bits/sem.h new file mode 100644 index 0000000000..9b1d993ee5 --- /dev/null +++ b/sysdeps/unix/sysv/linux/x86_64/bits/sem.h @@ -0,0 +1,87 @@ +/* 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_SEM_H +# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead." +#endif + +#include <sys/types.h> + +/* Flags for `semop'. */ +#define SEM_UNDO 0x1000 /* undo the operation on exit */ + +/* Commands for `semctl'. */ +#define GETPID 11 /* get sempid */ +#define GETVAL 12 /* get semval */ +#define GETALL 13 /* get all semval's */ +#define GETNCNT 14 /* get semncnt */ +#define GETZCNT 15 /* get semzcnt */ +#define SETVAL 16 /* set semval */ +#define SETALL 17 /* set all semval's */ + + +/* Data structure describing a set of semaphores. */ +struct semid_ds +{ + struct ipc_perm sem_perm; /* operation permission struct */ + __time_t sem_otime; /* last semop() time */ + unsigned long int __unused1; + __time_t sem_ctime; /* last time changed by semctl() */ + unsigned long int __unused2; + unsigned long int sem_nsems; /* number of semaphores in set */ + unsigned long int __unused3; + unsigned long int __unused4; +}; + +/* The user should define a union like the following to use it for arguments + for `semctl'. + + union semun + { + int val; <= value for SETVAL + struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET + unsigned short int *array; <= array for GETALL & SETALL + struct seminfo *__buf; <= buffer for IPC_INFO + }; + + Previous versions of this file used to define this union but this is + incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether + one must define the union or not. */ +#define _SEM_SEMUN_UNDEFINED 1 + +#ifdef __USE_MISC + +/* ipcs ctl cmds */ +# define SEM_STAT 18 +# define SEM_INFO 19 + +struct seminfo +{ + int semmap; + int semmni; + int semmns; + int semmnu; + int semmsl; + int semopm; + int semume; + int semusz; + int semvmx; + int semaem; +}; + +#endif /* __USE_MISC */ |