59 lines
1.2 KiB
C
Executable File
59 lines
1.2 KiB
C
Executable File
/* Copyright (c) 1988 AT&T */
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/* All Rights Reserved */
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/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
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/* The copyright notice above does not evidence any */
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/* actual or intended publication of such source code. */
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#ident "@(#)snprintf.c 1.1 95/09/12 SMI" /* SVr4.0 3.30 */
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/*LINTLIBRARY*/
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#include "synonyms.h"
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#include "shlib.h"
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#include <stdio.h>
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#include <stdarg.h>
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#include <values.h>
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#include <thread.h>
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#include <synch.h>
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#include <mtlib.h>
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#include "print.h"
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extern int _doprnt();
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/*VARARGS2*/
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int
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#ifdef __STDC__
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__snprintf(char *string, size_t n, const char *format, ...)
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#else
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__snprintf(string, n, format, va_alist)
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char *string;
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char *format;
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size_t n;
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va_dcl
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#endif
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{
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register int count;
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FILE siop;
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va_list ap;
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if (n == 0)
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return (0);
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/* MAXINT is treated as unlimited - n is unsigned, _cnt is signed */
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if (n >= MAXINT)
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siop._cnt = MAXINT;
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else
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siop._cnt = n - 1;
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siop._base = siop._ptr = (unsigned char *)string;
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siop._flag = _IOREAD; /* distinguish dummy file descriptor */
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#ifdef __STDC__
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va_start(ap, /* null */);
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#else
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va_start(ap);
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#endif
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count = _doprnt(format, ap, &siop);
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va_end(ap);
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*siop._ptr = '\0'; /* plant terminating null character */
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return (count);
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}
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