diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/mips/mips64/semctl.c')
-rw-r--r-- | ports/sysdeps/unix/sysv/linux/mips/mips64/semctl.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/mips/mips64/semctl.c b/ports/sysdeps/unix/sysv/linux/mips/mips64/semctl.c new file mode 100644 index 0000000000..3c1c910642 --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/mips/mips64/semctl.c @@ -0,0 +1,56 @@ +/* Copyright (C) 2007 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, see + <http://www.gnu.org/licenses/>. */ + +#include <errno.h> +#include <stdarg.h> +#include <sys/sem.h> +#include <ipc_priv.h> +#include <sysdep.h> + +/* Define a `union semun' suitable for Linux here. */ +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 */ +}; + +#include <bp-checks.h> +#include <bp-semctl.h> /* definition of CHECK_SEMCTL needs union semum */ + +int __semctl (int semid, int semnum, int cmd, ...); + +int +__semctl (int semid, int semnum, int cmd, ...) +{ + union semun arg; + va_list ap; + + va_start (ap, cmd); + + /* Get the argument. */ + arg = va_arg (ap, union semun); + + va_end (ap); + + return INLINE_SYSCALL (semctl, 4, semid, semnum, cmd | __IPC_64, + CHECK_SEMCTL (&arg, semid, cmd | __IPC_64)->array); +} + +#include <shlib-compat.h> +versioned_symbol (libc, __semctl, semctl, GLIBC_2_0); |