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SETVBUF.C
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C/C++ Source or Header
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1988-10-21
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439b
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24 lines
#include <stdio.h>
void setvbuf(fp, bp, bmode, size)
register FILE *fp;
unsigned char *bp;
int bmode;
int size;
{
fp->_flag &= ~(_IOFBF | _IOLBF | _IONBF | _IOMYBUF);
fp->_flag |= bmode;
fp->_cnt = 0;
if((bmode == _IONBF) || (bp == NULL)) /* unbuffered */
{
fp->_base = NULL;
fp->_bsiz = 0;
}
else /* full buffering */
{
fp->_base = bp;
fp->_bsiz = size;
}
fp->_ptr = fp->_base;
}