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From: Roberto Quiroga <noswen AT example DOT net>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: snprintf error
Date: Fri, 05 Mar 2004 17:02:47 -0300
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"Vijay Kumar R Zanvar" <vijoeyz AT hotpop DOT com> escribió:


> F:\Vijay\C> gcc -std=c99 -Wall string.c: In function `main':
> string.c:27: warning: implicit declaration of function `snprintf'
> f:/vijay/djgpp/tmp/cceCfRI9.o(.text+0xcd):string.c: undefined
> reference to `_snprintf'

From google:

On Wed, 10 Jul 2002 00:25:55 CDT
Charles Sandmann <sandmann AT clio DOT rice DOT edu> writes:

>The program you are trying to build is using the routine snprintf(),
>which is a relatively new call and not available in the v2.03
>library.

>You can either try the 2.04 work in progress library, or inspect the
>code and see if you can get by with a simple define:

>#define snprintf(a,b,c,d) sprintf(a,c,d)

>This define assumes the string is long enough.  snprintf() is a safe
>sprintf call which you send the string length so you don't get buffer
>overruns.

An alternative that works in your sample program:

http://www.ijs.si/software/snprintf/snprintf_2.2.tar.gz

in string.c #include "snprintf.h"

gcc -std=c99 -Wall -o string.exe snprintf.c string.c


Hope this helps.

-- 
Roberto Quiroga