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Call gzrewind() before gzseek() for uncompressed files

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Abs62 2012-11-05 20:05:58 +04:00
parent 126f8d1abc
commit 8c8642fdfa
1 changed files with 2 additions and 0 deletions
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2
dsl_details.cc
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@ -654,6 +654,8 @@ DslScanner::DslScanner( string const & fileName ) throw( Ex, Iconv::Ex ):
// We need to rewind to that line so readNextLine() would return it again // We need to rewind to that line so readNextLine() would return it again
// next time it's called. To do that, we just use the slow gzseek() and // next time it's called. To do that, we just use the slow gzseek() and
// empty the read buffer. // empty the read buffer.
if( gzdirect( f ) ) // Without this ZLib 1.2.7 gzread() return 0
gzrewind( f ); // after gzseek() call on uncompressed files
gzseek( f, offset, SEEK_SET ); gzseek( f, offset, SEEK_SET );
readBufferPtr = readBuffer; readBufferPtr = readBuffer;
readBufferLeft = 0; readBufferLeft = 0;