diff options
Diffstat (limited to 'libc/sysdeps/linux/sh/pread_write.c')
| -rw-r--r-- | libc/sysdeps/linux/sh/pread_write.c | 65 |
1 files changed, 20 insertions, 45 deletions
diff --git a/libc/sysdeps/linux/sh/pread_write.c b/libc/sysdeps/linux/sh/pread_write.c index 55b234855..dc756d647 100644 --- a/libc/sysdeps/linux/sh/pread_write.c +++ b/libc/sysdeps/linux/sh/pread_write.c @@ -1,42 +1,18 @@ /* vi: set sw=4 ts=4: * - * Copyright (C) 2002 by Erik Andersen <andersen@uclibc.org> - * Based in part on the files + * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org> + * + * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. + */ +/* 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 _GNU_SOURCE -#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 "../common/syscalls.h" #include <unistd.h> #include <stdint.h> @@ -48,9 +24,8 @@ #endif #ifdef __NR_pread - - -#define __NR___syscall_pread __NR_pread +extern __typeof(pread) __libc_pread; +# define __NR___syscall_pread __NR_pread static inline _syscall6(ssize_t, __syscall_pread, int, fd, void *, buf, size_t, count, int, dummy, off_t, offset_hi, off_t, offset_lo); @@ -58,18 +33,18 @@ ssize_t __libc_pread(int fd, void *buf, size_t count, off_t offset) { return(__syscall_pread(fd,buf,count,0,__LONG_LONG_PAIR((off_t)0,offset))); } -weak_alias (__libc_pread, pread) +weak_alias(__libc_pread,pread) -#if defined __UCLIBC_HAS_LFS__ +# ifdef __UCLIBC_HAS_LFS__ +extern __typeof(pread64) __libc_pread64; 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, 0, __LONG_LONG_PAIR (high, low))); } -weak_alias (__libc_pread64, pread64) -#endif /* __UCLIBC_HAS_LFS__ */ - +weak_alias(__libc_pread64,pread64) +# endif /* __UCLIBC_HAS_LFS__ */ #endif /* __NR_pread */ /**********************************************************************/ @@ -82,8 +57,8 @@ weak_alias (__libc_pread64, pread64) #endif #ifdef __NR_pwrite - -#define __NR___syscall_pwrite __NR_pwrite +extern __typeof(pwrite) __libc_pwrite; +# define __NR___syscall_pwrite __NR_pwrite static inline _syscall6(ssize_t, __syscall_pwrite, int, fd, const void *, buf, size_t, count, int, dummy, off_t, offset_hi, off_t, offset_lo); @@ -91,16 +66,16 @@ ssize_t __libc_pwrite(int fd, const void *buf, size_t count, off_t offset) { return(__syscall_pwrite(fd,buf,count,0,__LONG_LONG_PAIR((off_t)0,offset))); } -weak_alias (__libc_pwrite, pwrite) +weak_alias(__libc_pwrite,pwrite) -#if defined __UCLIBC_HAS_LFS__ +# ifdef __UCLIBC_HAS_LFS__ +extern __typeof(pwrite64) __libc_pwrite64; 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, 0, __LONG_LONG_PAIR (high, low))); } -weak_alias (__libc_pwrite64, pwrite64) -#endif /* __UCLIBC_HAS_LFS__ */ - +weak_alias(__libc_pwrite64,pwrite64) +# endif /* __UCLIBC_HAS_LFS__ */ #endif /* __NR_pwrite */ |