+2015-01-22 Felix Janda <felix.janda@posteo.de>
+
+ Remove direct _llseek code and require long filesystem libc.
+
2015-01-20 Vladimir Serbinenko <phcoder@gmail.com>
Remove potential division by 0 in gfxmenu.
* GNU binutils 2.9.1.0.23 or later
* Flex 2.5.35 or later
* Other standard GNU/Unix tools
+* a libc with large file support (e.g. glibc 2.1 or later)
On GNU/Linux, you also need:
;;
esac
+case "$host_os" in
+ cygwin | windows* | mingw32* | aros*)
+ ;;
+ *)
+ AC_CHECK_SIZEOF(off_t)
+ test x"$ac_cv_sizeof_off_t" = x8 || AC_MSG_ERROR([Large file support is required]);;
+esac
+
if test x$USE_NLS = xno; then
HOST_CFLAGS="$HOST_CFLAGS -fno-builtin-gettext"
fi
#ifdef __linux__
# include <sys/ioctl.h> /* ioctl */
# include <sys/mount.h>
-# if !defined(__GLIBC__) || \
- ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1)))
-/* Maybe libc doesn't have large file support. */
-# include <linux/unistd.h> /* _llseek */
-# endif /* (GLIBC < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR < 1)) */
#endif /* __linux__ */
grub_uint64_t
return st.st_size;
}
-#if defined(__linux__) && (!defined(__GLIBC__) || \
- ((__GLIBC__ < 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ < 1))))
- /* Maybe libc doesn't have large file support. */
-int
-grub_util_fd_seek (grub_util_fd_t fd, grub_uint64_t off)
-{
- loff_t offset, result;
- static int _llseek (uint filedes, ulong hi, ulong lo,
- loff_t *res, uint wh);
- _syscall5 (int, _llseek, uint, filedes, ulong, hi, ulong, lo,
- loff_t *, res, uint, wh);
-
- offset = (loff_t) off;
- if (_llseek (fd, offset >> 32, offset & 0xffffffff, &result, SEEK_SET))
- return -1;
- return GRUB_ERR_NONE;
-}
-#else
int
grub_util_fd_seek (grub_util_fd_t fd, grub_uint64_t off)
{
return 0;
}
-#endif
/* Read LEN bytes from FD in BUF. Return less than or equal to zero if an