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author | Roland McGrath <roland@gnu.org> | 2002-07-24 22:54:53 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 2002-07-24 22:54:53 +0000 |
commit | 11d657d7278ae4f96f0f4c8655991f2818d0eeb9 (patch) | |
tree | 378af7b8cedd3f16aa99a35a9a976319499d4eab /libio | |
parent | bb0ec5bdb41599c8549613819653b29bb7298edb (diff) | |
download | glibc-11d657d7278ae4f96f0f4c8655991f2818d0eeb9.tar.gz glibc-11d657d7278ae4f96f0f4c8655991f2818d0eeb9.tar.xz glibc-11d657d7278ae4f96f0f4c8655991f2818d0eeb9.zip |
* libio/fileops.c (_IO_file_seekoff_mmap): Don't rely on FP->_offset,
which gets moved around. Calculate size of mmap'd buffer instead.
Diffstat (limited to 'libio')
-rw-r--r-- | libio/fileops.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libio/fileops.c b/libio/fileops.c index 1794dce57f..5603e5a30a 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) { |