52 lines
1005 B
C
52 lines
1005 B
C
/* fsetpos( FILE *, const fpos_t * )
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This file is part of the Public Domain C Library (PDCLib).
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Permission is granted to use, modify, and / or redistribute at will.
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*/
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#include <stdio.h>
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#ifndef REGTEST
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#include "_PDCLIB_io.h"
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int _PDCLIB_fsetpos_unlocked( FILE * stream,
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const _PDCLIB_fpos_t * pos )
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{
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if ( stream->status & _PDCLIB_FWRITE )
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{
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if ( _PDCLIB_flushbuffer( stream ) == EOF )
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{
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return EOF;
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}
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}
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if ( _PDCLIB_seek( stream, pos->offset, SEEK_SET ) == EOF )
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{
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return EOF;
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}
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stream->pos.mbs = pos->mbs;
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return 0;
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}
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int fsetpos( FILE * stream,
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const _PDCLIB_fpos_t * pos )
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{
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_PDCLIB_flockfile( stream );
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int res = _PDCLIB_fsetpos_unlocked( stream, pos );
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_PDCLIB_funlockfile( stream );
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return res;
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}
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#endif
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#ifdef TEST
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#include "_PDCLIB_test.h"
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int main( void )
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{
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/* fsetpos() tested together with fsetpos(). */
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return TEST_RESULTS;
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}
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#endif
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