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Annotation of 43BSD/lib/libc/stdio/setbuf.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #if defined(LIBC_SCCS) && !defined(lint)
        !             8: static char sccsid[] = "@(#)setbuf.c   5.2 (Berkeley) 3/9/86";
        !             9: #endif LIBC_SCCS and not lint
        !            10: 
        !            11: #include       <stdio.h>
        !            12: 
        !            13: setbuf(iop, buf)
        !            14: register FILE *iop;
        !            15: char *buf;
        !            16: {
        !            17:        if (iop->_base != NULL && iop->_flag&_IOMYBUF)
        !            18:                free(iop->_base);
        !            19:        iop->_flag &= ~(_IOMYBUF|_IONBF|_IOLBF);
        !            20:        if ((iop->_base = buf) == NULL) {
        !            21:                iop->_flag |= _IONBF;
        !            22:                iop->_bufsiz = NULL;
        !            23:        } else {
        !            24:                iop->_ptr = iop->_base;
        !            25:                iop->_bufsiz = BUFSIZ;
        !            26:        }
        !            27:        iop->_cnt = 0;
        !            28: }

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