diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | libio/fileops.c | 3 |
2 files changed, 7 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2002-07-24 Roland McGrath <roland@frob.com> + + * libio/fileops.c (_IO_file_seekoff_mmap): Don't rely on FP->_offset, + which gets moved around. Calculate size of mmap'd buffer instead. + 2002-07-24 Philip Blundell <philb@gnu.org> * sysdeps/unix/arm/brk.S: Improve schedule. diff --git a/libio/fileops.c b/libio/fileops.c index 1794dce..5603e5a 100644 --- a/libio/fileops.c +++ b/libio/fileops.c @@ -932,7 +932,8 @@ _IO_file_seekoff_mmap (fp, offset, dir, mode) using a pushback buffer, but in the usual case has the same value as (fp->_IO_read_ptr - fp->_IO_buf_base). */ if (mode == 0) - return fp->_offset - (fp->_IO_read_end - fp->_IO_read_ptr); + return ((fp->_IO_buf_end - fp->_IO_buf_base) + - (fp->_IO_read_end - fp->_IO_read_ptr)); switch (dir) { |