mirror of
https://sourceware.org/git/glibc.git
synced 2025-12-24 17:51:17 +03:00
Update.
2000-02-08 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/mips/pwrite64.c: Define __libc_* variant for cancelation wrapper; use __ASSUME_PWRITE_SYSCALL macro. * sysdeps/unix/sysv/linux/mips/pread64.c: Likewise. * sysdeps/unix/sysv/linux/mips/pwrite.c: Likewise. * sysdeps/unix/sysv/linux/mips/pread.c: Likewise.
This commit is contained in:
@@ -1,4 +1,4 @@
|
||||
/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
||||
|
||||
@@ -23,17 +23,20 @@
|
||||
#include <sysdep.h>
|
||||
#include <sys/syscall.h>
|
||||
|
||||
#ifdef __NR_pwrite
|
||||
#include <kernel-features.h>
|
||||
|
||||
#if defined __NR_pwrite || __ASSUME_PWRITE_SYSCALL > 0
|
||||
|
||||
extern ssize_t __syscall_pwrite (int fd, const void *buf, size_t count,
|
||||
int dummy, off_t offset_hi, off_t offset_lo);
|
||||
|
||||
# if __ASSUME_PWRITE_SYSCALL == 0
|
||||
static ssize_t __emulate_pwrite (int fd, const void *buf, size_t count,
|
||||
off_t offset) internal_function;
|
||||
|
||||
# endif
|
||||
|
||||
ssize_t
|
||||
__pwrite (fd, buf, count, offset)
|
||||
__libc_pwrite (fd, buf, count, offset)
|
||||
int fd;
|
||||
const void *buf;
|
||||
size_t count;
|
||||
@@ -42,21 +45,27 @@ __pwrite (fd, buf, count, offset)
|
||||
ssize_t result;
|
||||
|
||||
/* First try the syscall. */
|
||||
#if defined(__MIPSEB__)
|
||||
# if defined(__MIPSEB__)
|
||||
result = INLINE_SYSCALL (pwrite, 6, fd, buf, count, 0, 0, offset);
|
||||
#elif defined(__MIPSEL__)
|
||||
# elif defined(__MIPSEL__)
|
||||
result = INLINE_SYSCALL (pwrite, 6, fd, buf, count, 0, offset, 0);
|
||||
#endif
|
||||
# endif
|
||||
# if __ASSUME_PWRITE_SYSCALL == 0
|
||||
if (result == -1 && errno == ENOSYS)
|
||||
/* No system call available. Use the emulation. */
|
||||
result = __emulate_pwrite (fd, buf, count, offset);
|
||||
# endif
|
||||
|
||||
return result;
|
||||
}
|
||||
|
||||
weak_alias (__pwrite, pwrite)
|
||||
strong_alias (__libc_pwrite, __pwrite)
|
||||
weak_alias (__libc_pwrite, pwrite)
|
||||
|
||||
#define __pwrite(fd, buf, count, offset) \
|
||||
# define __libc_pwrite(fd, buf, count, offset) \
|
||||
static internal_function __emulate_pwrite (fd, buf, count, offset)
|
||||
#endif
|
||||
#include <sysdeps/posix/pwrite.c>
|
||||
|
||||
#if __ASSUME_PWRITE_SYSCALL == 0
|
||||
# include <sysdeps/posix/pwrite.c>
|
||||
#endif
|
||||
|
||||
Reference in New Issue
Block a user