57 lines
1.3 KiB
C
57 lines
1.3 KiB
C
/* setbuf( FILE *, char * )
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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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void setbuf( FILE * _PDCLIB_restrict stream, char * _PDCLIB_restrict buf )
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{
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if ( buf == NULL )
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{
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setvbuf( stream, buf, _IONBF, BUFSIZ );
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}
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else
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{
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setvbuf( stream, buf, _IOFBF, BUFSIZ );
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}
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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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#include <stdlib.h>
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#ifndef REGTEST
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#include "_PDCLIB_io.h"
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#endif
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int main( void )
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{
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/* TODO: Extend testing once setvbuf() is finished. */
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#ifndef REGTEST
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char buffer[ BUFSIZ + 1 ];
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FILE * fh;
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/* full buffered */
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TESTCASE( ( fh = tmpfile() ) != NULL );
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setbuf( fh, buffer );
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TESTCASE( fh->buffer == buffer );
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TESTCASE( fh->bufsize == BUFSIZ );
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TESTCASE( ( fh->status & ( _IOFBF | _IONBF | _IOLBF ) ) == _IOFBF );
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TESTCASE( fclose( fh ) == 0 );
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/* not buffered */
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TESTCASE( ( fh = tmpfile() ) != NULL );
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setbuf( fh, NULL );
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TESTCASE( ( fh->status & ( _IOFBF | _IONBF | _IOLBF ) ) == _IONBF );
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TESTCASE( fclose( fh ) == 0 );
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#else
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puts( " NOTEST setbuf() test driver is PDCLib-specific." );
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#endif
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return TEST_RESULTS;
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}
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#endif
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