diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/pwritev.c')
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/pwritev.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/pwritev.c b/REORG.TODO/sysdeps/unix/sysv/linux/pwritev.c new file mode 100644 index 0000000000..7545cb3e1e --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/pwritev.c @@ -0,0 +1,55 @@ +/* Copyright (C) 2009-2017 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 <sys/uio.h> +#include <sysdep-cancel.h> + +#ifndef __OFF_T_MATCHES_OFF64_T + +# ifdef __ASSUME_PREADV + +# ifndef __NR_pwritev +# define __NR_pwritev __NR_pwritev64 +# endif + +ssize_t +pwritev (int fd, const struct iovec *vector, int count, off_t offset) +{ + return SYSCALL_CANCEL (pwritev, fd, vector, count, LO_HI_LONG (offset)); +} +# else +static ssize_t __atomic_pwritev_replacement (int, const struct iovec *, + int, off_t) internal_function; +ssize_t +pwritev (int fd, const struct iovec *vector, int count, off_t offset) +{ +# ifdef __NR_pwritev + ssize_t result = SYSCALL_CANCEL (pwritev, fd, vector, count, + LO_HI_LONG (offset)); + if (result >= 0 || errno != ENOSYS) + return result; +# endif + return __atomic_pwritev_replacement (fd, vector, count, offset); +} +# define PWRITEV static internal_function __atomic_pwritev_replacement +# define PWRITE __pwrite +# define OFF_T off_t +# include <sysdeps/posix/pwritev_common.c> +# endif /* __ASSUME_PREADV */ + +libc_hidden_def (pwritev) +#endif |