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Annotation of 43BSDTahoe/lib/libc/stdio/vfprintf.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1988 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: #if defined(LIBC_SCCS) && !defined(lint)
                     19: static char sccsid[] = "@(#)vfprintf.c 5.2 (Berkeley) 6/27/88";
                     20: #endif /* LIBC_SCCS and not lint */
                     21: 
                     22: #include <stdio.h>
                     23: #include <varargs.h>
                     24: 
                     25: int
                     26: vfprintf(iop, fmt, ap)
                     27:        FILE *iop;
                     28:        char *fmt;
                     29:        va_list ap;
                     30: {
                     31:        int len;
                     32:        char localbuf[BUFSIZ];
                     33: 
                     34:        if (iop->_flag & _IONBF) {
                     35:                iop->_flag &= ~_IONBF;
                     36:                iop->_ptr = iop->_base = localbuf;
                     37:                len = _doprnt(fmt, ap, iop);
                     38:                (void) fflush(iop);
                     39:                iop->_flag |= _IONBF;
                     40:                iop->_base = NULL;
                     41:                iop->_bufsiz = 0;
                     42:                iop->_cnt = 0;
                     43:        } else
                     44:                len = _doprnt(fmt, ap, iop);
                     45: 
                     46:        return (ferror(iop) ? EOF : len);
                     47: }

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