diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/mips/pread.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/mips/pread.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/sysdeps/unix/sysv/linux/mips/pread.c b/sysdeps/unix/sysv/linux/mips/pread.c index c3bdcf9cc7..d926a06508 100644 --- a/sysdeps/unix/sysv/linux/mips/pread.c +++ b/sysdeps/unix/sysv/linux/mips/pread.c @@ -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 +23,21 @@ #include <sysdep.h> #include <sys/syscall.h> -#ifdef __NR_pread +#include <kernel-features.h> -extern ssize_t __syscall_pread (int fd, void *buf, size_t count, int dummy, - off_t offset_hi, off_t offset_lo); +#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 -__pread (fd, buf, count, offset) +__libc_pread (fd, buf, count, offset) int fd; void *buf; size_t count; @@ -42,21 +46,26 @@ __pread (fd, buf, count, offset) ssize_t result; /* First try the syscall. */ -#if defined(__MIPSEB__) +# if defined(__MIPSEB__) result = INLINE_SYSCALL (pread, 6, fd, buf, count, 0, 0, offset); -#elif defined(__MIPSEL__) +# elif defined(__MIPSEL__) result = INLINE_SYSCALL (pread, 6, fd, buf, count, 0, offset, 0); -#endif +# 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; } -weak_alias (__pread, pread) +strong_alias (__libc_pread, __pread) +weak_alias (__libc_pread, pread) -#define __pread(fd, buf, count, offset) \ +# define __libc_pread(fd, buf, count, offset) \ static internal_function __emulate_pread (fd, buf, count, offset) #endif -#include <sysdeps/posix/pread.c> + +#if __ASSUME_PREAD_SYSCALL == 0 +# include <sysdeps/posix/pread.c> +#endif |