diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/pread.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/pread.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/pread.c b/sysdeps/unix/sysv/linux/pread.c index da664887fe..2d5af618ac 100644 --- a/sysdeps/unix/sysv/linux/pread.c +++ b/sysdeps/unix/sysv/linux/pread.c @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1997, 1998, 1999, 2000, 2002 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -17,6 +17,7 @@ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. */ +#include <assert.h> #include <errno.h> #include <endian.h> #include <unistd.h> @@ -49,8 +50,9 @@ __libc_pread (fd, buf, count, offset) ssize_t result; /* First try the syscall. */ + assert (sizeof (offset) == 4); result = INLINE_SYSCALL (pread, 5, fd, CHECK_N (buf, count), count, - __LONG_LONG_PAIR (0, offset)); + __LONG_LONG_PAIR (offset >> 31, offset)); # if __ASSUME_PREAD_SYSCALL == 0 if (result == -1 && errno == ENOSYS) /* No system call available. Use the emulation. */ |