From e82a0295170ae512560b099cb4533f5a4b9cf57c Mon Sep 17 00:00:00 2001 From: Andreas Jaeger Date: Tue, 30 May 2000 12:50:54 +0000 Subject: Update. 2000-05-30 Andreas Jaeger * sysdeps/unix/sysv/linux/mips/truncate64.c: New file. * sysdeps/unix/sysv/linux/mips/ftruncate64.c: New file. * sysdeps/unix/sysv/linux/mips/pread64.c: Readded file. * sysdeps/unix/sysv/linux/mips/pwrite64.c: Readded file. * sysdeps/unix/sysv/linux/mips/pread.c: Readded file. * sysdeps/unix/sysv/linux/mips/pwrite.c: Readded file. --- sysdeps/unix/sysv/linux/mips/pread.c | 71 ++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/mips/pread.c (limited to 'sysdeps/unix/sysv/linux/mips/pread.c') diff --git a/sysdeps/unix/sysv/linux/mips/pread.c b/sysdeps/unix/sysv/linux/mips/pread.c new file mode 100644 index 0000000000..d926a06508 --- /dev/null +++ b/sysdeps/unix/sysv/linux/mips/pread.c @@ -0,0 +1,71 @@ +/* Copyright (C) 1997, 1998, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 1997. + + The GNU C Library 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. + + 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#include + +#include +#include + +#include + +#if defined __NR_pread || __ASSUME_PREAD_SYSCALL > 0 + +# if __ASSUME_PREAD_SYSCALL == 0 +static ssize_t __emulate_pread (int fd, void *buf, size_t count, + off_t offset) internal_function; +# endif +extern ssize_t __syscall_pread (int fd, void *buf, size_t count, int dummy, + off_t offset_hi, off_t offset_lo); + + + +ssize_t +__libc_pread (fd, buf, count, offset) + int fd; + void *buf; + size_t count; + off_t offset; +{ + ssize_t result; + + /* First try the syscall. */ +# if defined(__MIPSEB__) + result = INLINE_SYSCALL (pread, 6, fd, buf, count, 0, 0, offset); +# elif defined(__MIPSEL__) + result = INLINE_SYSCALL (pread, 6, fd, buf, count, 0, offset, 0); +# endif +# if __ASSUME_PREAD_SYSCALL == 0 + if (result == -1 && errno == ENOSYS) + /* No system call available. Use the emulation. */ + result = __emulate_pread (fd, buf, count, offset); +# endif + return result; +} + +strong_alias (__libc_pread, __pread) +weak_alias (__libc_pread, pread) + +# define __libc_pread(fd, buf, count, offset) \ + static internal_function __emulate_pread (fd, buf, count, offset) +#endif + +#if __ASSUME_PREAD_SYSCALL == 0 +# include +#endif -- cgit 1.4.1