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Annotation of 42BSD/lib/libc/stdio/setbuf.c, revision 1.1

1.1     ! root        1: /* @(#)setbuf.c        4.2 (Berkeley) 10/5/82 */
        !             2: #include       <stdio.h>
        !             3: 
        !             4: setbuf(iop, buf)
        !             5: register struct _iobuf *iop;
        !             6: char *buf;
        !             7: {
        !             8:        if (iop->_base != NULL && iop->_flag&_IOMYBUF)
        !             9:                free(iop->_base);
        !            10:        iop->_flag &= ~(_IOMYBUF|_IONBF|_IOLBF);
        !            11:        if ((iop->_base = buf) == NULL) {
        !            12:                iop->_flag |= _IONBF;
        !            13:                iop->_bufsiz = NULL;
        !            14:        } else {
        !            15:                iop->_ptr = iop->_base;
        !            16:                iop->_bufsiz = BUFSIZ;
        !            17:        }
        !            18:        iop->_cnt = 0;
        !            19: }

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