diff options
Diffstat (limited to 'libc/sysdeps/linux/c6x/pread_write.c')
| -rw-r--r-- | libc/sysdeps/linux/c6x/pread_write.c | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/libc/sysdeps/linux/c6x/pread_write.c b/libc/sysdeps/linux/c6x/pread_write.c deleted file mode 100644 index f985b4374..000000000 --- a/libc/sysdeps/linux/c6x/pread_write.c +++ /dev/null @@ -1,103 +0,0 @@ -/* vi: set sw=4 ts=4: - * - * Copyright (C) 2002 by Erik Andersen <andersen@uclibc.org> - * Based in part on the files - * ./sysdeps/unix/sysv/linux/pwrite.c, - * ./sysdeps/unix/sysv/linux/pread.c, - * sysdeps/posix/pread.c - * sysdeps/posix/pwrite.c - * from GNU libc 2.2.5, but reworked considerably... - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU Library General Public License as published by - * the Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * This program 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 Library General Public License - * for more details. - * - * You should have received a copy of the GNU Library General Public License - * along with this program; if not, write to the Free Software Foundation, - * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ - -#define _LARGEFILE64_SOURCE -#include <features.h> -#undef __OPTIMIZE__ -/* We absolutely do _NOT_ want interfaces silently - * * * renamed under us or very bad things will happen... */ -#ifdef __USE_FILE_OFFSET64 -# undef __USE_FILE_OFFSET64 -#endif - - -#include <errno.h> -#include <sys/types.h> -#include <sys/syscall.h> -#include <unistd.h> -#include <stdint.h> - -extern __typeof(pread) __libc_pread; -extern __typeof(pwrite) __libc_pwrite; -#ifdef __UCLIBC_HAS_LFS__ -extern __typeof(pread64) __libc_pread64; -extern __typeof(pwrite64) __libc_pwrite64; -#endif - -#ifdef __NR_pread64 /* Newer kernels renamed but it's the same. */ -# ifdef __NR_pread -# error "__NR_pread and __NR_pread64 both defined???" -# endif -# define __NR_pread __NR_pread64 -#endif - -#define __NR___syscall_pread __NR_pread -static inline _syscall5(ssize_t, __syscall_pread, int, fd, void *, buf, - size_t, count, off_t, offset_hi, off_t, offset_lo); - -ssize_t __libc_pread(int fd, void *buf, size_t count, off_t offset) -{ - return(__syscall_pread(fd,buf,count,offset,offset >> 31)); -} -weak_alias (__libc_pread, pread) - -#if defined __UCLIBC_HAS_LFS__ -ssize_t __libc_pread64(int fd, void *buf, size_t count, off64_t offset) -{ - uint32_t low = offset & 0xffffffff; - uint32_t high = offset >> 32; - return(__syscall_pread(fd, buf, count, low, high)); -} -weak_alias (__libc_pread64, pread64) -#endif /* __UCLIBC_HAS_LFS__ */ - - -#ifdef __NR_pwrite64 /* Newer kernels renamed but it's the same. */ -# ifdef __NR_pwrite -# error "__NR_pwrite and __NR_pwrite64 both defined???" -# endif -# define __NR_pwrite __NR_pwrite64 -#endif - -#define __NR___syscall_pwrite __NR_pwrite -static inline _syscall5(ssize_t, __syscall_pwrite, int, fd, const void *, buf, - size_t, count, off_t, offset_hi, off_t, offset_lo); - -ssize_t __libc_pwrite(int fd, const void *buf, size_t count, off_t offset) -{ - return(__syscall_pwrite(fd,buf,count,offset,offset >> 31)); -} -weak_alias (__libc_pwrite, pwrite) - -#if defined __UCLIBC_HAS_LFS__ -ssize_t __libc_pwrite64(int fd, const void *buf, size_t count, off64_t offset) -{ - uint32_t low = offset & 0xffffffff; - uint32_t high = offset >> 32; - return(__syscall_pwrite(fd, buf, count, low, high)); -} -weak_alias (__libc_pwrite64, pwrite64) -#endif /* __UCLIBC_HAS_LFS__ */ - |