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Annotation of 43BSDTahoe/ucb/window/wwprintf.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms are permitted
                      6:  * provided that the above copyright notice and this paragraph are
                      7:  * duplicated in all such forms and that any documentation,
                      8:  * advertising materials, and other materials related to such
                      9:  * distribution and use acknowledge that the software was developed
                     10:  * by the University of California, Berkeley.  The name of the
                     11:  * University may not be used to endorse or promote products derived
                     12:  * from this software without specific prior written permission.
                     13:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
                     14:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
                     15:  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     16:  */
                     17: 
                     18: #ifndef lint
                     19: static char sccsid[] = "@(#)wwprintf.c 3.8 (Berkeley) 6/29/88";
                     20: #endif /* not lint */
                     21: 
                     22: #include "ww.h"
                     23: #include <varargs.h>
                     24: 
                     25: /*VARARGS2*/
                     26: wwprintf(w, fmt, va_alist)
                     27: struct ww *w;
                     28: char *fmt;
                     29: va_dcl
                     30: {
                     31: #include <stdio.h>
                     32:        struct _iobuf _wwbuf;
                     33:        char buf[1024];
                     34:        va_list ap;
                     35: 
                     36:        /*
                     37:         * A danger is that when buf overflows, _flsbuf() will be
                     38:         * called automatically.  It doesn't check for _IOSTR.
                     39:         * We set the file descriptor to -1 so no actual io will be done.
                     40:         */
                     41:        _wwbuf._flag = _IOWRT+_IOSTRG;
                     42:        _wwbuf._base = _wwbuf._ptr = buf;
                     43:        _wwbuf._cnt = sizeof buf;
                     44:        _wwbuf._file = -1;                      /* safe */
                     45:        va_start(ap);
                     46:        _doprnt(fmt, ap, &_wwbuf);
                     47:        va_end(ap);
                     48:        (void) wwwrite(w, buf, _wwbuf._ptr - buf);
                     49: }

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